Ioannis Kompatsiaris

According to our database1, Ioannis Kompatsiaris authored at least 500 papers between 1997 and 2019.

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2019
SemaDrift: A hybrid method and visual tools to measure semantic drift in ontologies.
J. Web Semant., 2019

Probabilistic density-based estimation of the number of clusters using the DBSCAN-martingale process.
Pattern Recognition Letters, 2019

A corpus of debunked and verified user-generated videos.
Online Information Review, 2019

On the Talent vs. Luck-Based Evaluation of the Classification Process.
IEEE Access, 2019

Brenda Starr at SemEval-2019 Task 4: Hyperpartisan News Detection.
Proceedings of the 13th International Workshop on Semantic Evaluation, 2019

A smart dialogue-competent monitoring framework supporting people in rehabilitation.
Proceedings of the 12th ACM International Conference on PErvasive Technologies Related to Assistive Environments, 2019

Detecting Tampered Videos with Multimedia Forensics and Deep Learning.
Proceedings of the MultiMedia Modeling - 25th International Conference, 2019

Early Identification of Oil Spills in Satellite Images Using Deep CNNs.
Proceedings of the MultiMedia Modeling - 25th International Conference, 2019

Identifying Terrorism-Related Key Actors in Multidimensional Social Networks.
Proceedings of the MultiMedia Modeling - 25th International Conference, 2019

3D ResNets for 3D Object Classification.
Proceedings of the MultiMedia Modeling - 25th International Conference, 2019


A Test Collection for Passage Retrieval Evaluation of Spanish Health-Related Resources.
Proceedings of the Advances in Information Retrieval, 2019

2018
Collective Intelligence: Overview.
Proceedings of the Encyclopedia of Social Network Analysis and Mining, 2nd Edition, 2018

easIE: Easy-to-Use Information Extraction for Constructing CSR Databases From the Web.
ACM Trans. Internet Techn., 2018

Location Extraction from Social Media: Geoparsing, Location Disambiguation, and Geotagging.
ACM Trans. Inf. Syst., 2018

Verifying information with multimedia content on twitter - A comparative study of automated approaches.
Multimedia Tools Appl., 2018

Building and evaluating resources for sentiment analysis in the Greek language.
Language Resources and Evaluation, 2018

Multi-modal activity recognition from egocentric vision, semantic enrichment and lifelogging applications for the care of dementia.
J. Visual Communication and Image Representation, 2018

Content-aware detection of JPEG grid inconsistencies for intuitive image forensics.
J. Visual Communication and Image Representation, 2018

A Probabilistic, Ontological Framework for Safeguarding the Intangible Cultural Heritage.
JOCCH, 2018

Utilizing ambient and wearable sensors to monitor sleep and stress for people with BPSD in nursing homes.
J. Ambient Intelligence and Humanized Computing, 2018

Dependency modelling for inconsistency management in Digital Preservation - The PERICLES approach.
Information Systems Frontiers, 2018

Social Computing for Verifying Social Media Content in Breaking News.
IEEE Internet Computing, 2018

Detection and visualization of misleading content on Twitter.
IJMIR, 2018

hackAIR: Towards Raising Awareness about Air Quality in Europe by Developing a Collective Online Platform.
ISPRS Int. J. Geo-Information, 2018

A Multimodal Analytics Platform for Journalists Analyzing Large-Scale, Heterogeneous Multilingual, and Multimedia Content.
Front. Robotics and AI, 2018

A Multimodal Approach for the Safeguarding and Transmission of Intangible Cultural Heritage: The Case of i-Treasures.
IEEE Intelligent Systems, 2018

A generalised differential sparsity measure for reconstructing compressively sampled signals.
Digital Signal Processing, 2018

Multiple Hierarchical Dirichlet Processes for anomaly detection in traffic.
Computer Vision and Image Understanding, 2018

Dynamic texture recognition and localization in machine vision for outdoor environments.
Computers in Industry, 2018

Flood Relevance Estimation from Visual and Textual Content in Social Media Streams.
Proceedings of the Companion of the The Web Conference 2018 on The Web Conference 2018, 2018

Adaptive Sensitive Reweighting to Mitigate Bias in Fairness-aware Classification.
Proceedings of the 2018 World Wide Web Conference on World Wide Web, 2018


A Multimodal Approach in Estimating Road Passability Through a Flooded Area Using Social Media and Satellite Images.
Proceedings of the Working Notes Proceedings of the MediaEval 2018 Workshop, 2018

Visual and Audio Analysis of Movies Video for Emotion Detection @ Emotional Impact of Movies Task MediaEval 2018.
Proceedings of the Working Notes Proceedings of the MediaEval 2018 Workshop, 2018

People and Vehicles in Danger - A Fire and Flood Detection System in Social Media.
Proceedings of the 13th IEEE Image, Video, and Multidimensional Signal Processing Workshop, 2018

Fusion of Compound Queries with Multiple Modalities for Known Item Video Search.
Proceedings of the 13th IEEE Image, Video, and Multidimensional Signal Processing Workshop, 2018

Twitter-Based Sensing of City-Level Air Quality.
Proceedings of the 13th IEEE Image, Video, and Multidimensional Signal Processing Workshop, 2018

VenueRank: Identifying Venues that Contribute to Artist Popularity.
Proceedings of the 19th International Society for Music Information Retrieval Conference, 2018


The sensor to decision chain in crisis management.
Proceedings of the 15th International Conference on Information Systems for Crisis Response and Management, 2018

Ontology-based Representation of Crisis Management Procedures for Climate Events.
Proceedings of the 15th International Conference on Information Systems for Crisis Response and Management, 2018

beAWARE: Enhancing Decision Support and Management Services in Extreme Weather Climate Events.
Proceedings of the 15th International Conference on Information Systems for Crisis Response and Management, 2018

Adaptive Focused Crawling Using Online Learning - A Study on Content Related to Islamic Extremism.
Proceedings of the Internet Science - 5th International Conference, 2018

A Deep Neural Network for Oil Spill Semantic Segmentation in Sar Images.
Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

Sparse audio inpainting with variational Bayesian inference.
Proceedings of the IEEE International Conference on Consumer Electronics, 2018

An Ontology-Based Decision Support Framework for Personalized Quality of Life Recommendations.
Proceedings of the Decision Support Systems VIII: Sustainable Data-Driven and Evidence-Based Decision Support, 2018

Detection of Mental Task Related Activity in NIRS-BCI systems Using Dirichlet Energy over Graphs.
Proceedings of the 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2018

Sparse Kernel Machines for motor imagery EEG classification.
Proceedings of the 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2018


VisDrone-DET2018: The Vision Meets Drone Object Detection in Image Challenge Results.
Proceedings of the Computer Vision - ECCV 2018 Workshops, 2018


Speed Estimation and Abnormality Detection From Surveillance Cameras.
Proceedings of the 2018 IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2018

Activity Recognition from Wearable Cameras.
Proceedings of the 2018 International Conference on Content-Based Multimedia Indexing, 2018

Activity Recognition and Personalized Feedback Solution for Active and Healthy Ageing.
Proceedings of the AAMAS Workshop on Intelligent Conversation Agents in Home and Geriatric Care Applications co-located with the Federated AI Meeting (FAIM 2018), 2018

Towards Improved Air Quality Monitoring Using Publicly Available Sky Images.
Proceedings of the Multimedia Tools and Applications for Environmental & Biodiversity Informatics, 2018

2017
Efficient motion estimation methods for fast recognition of activities of daily living.
Sig. Proc.: Image Comm., 2017

Geotagging Text Content With Language Models and Feature Mining.
Proceedings of the IEEE, 2017

DemaWare2: Integrating sensors, multimedia and semantic analysis for the ambient care of dementia.
Pervasive and Mobile Computing, 2017

iKnow: Ontology-driven situational awareness for the recognition of activities of daily living.
Pervasive and Mobile Computing, 2017

Exploring Twitter communication dynamics with evolving community analysis.
PeerJ Computer Science, 2017

Large-scale evaluation of splicing localization algorithms for web images.
Multimedia Tools Appl., 2017

Gaze movement-driven random forests for query clustering in automatic video annotation.
Multimedia Tools Appl., 2017

Graph-based multimodal clustering for social multimedia.
Multimedia Tools Appl., 2017

Special Issue on Content Based Multimedia Indexing.
Multimedia Tools Appl., 2017

Multimedia retrieval based on non-linear graph-based fusion and partial least squares regression.
Multimedia Tools Appl., 2017

Hybrid focused crawling on the Surface and the Dark Web.
EURASIP J. Information Security, 2017

Mining discriminative descriptors for goal-based activity detection.
Computer Vision and Image Understanding, 2017

Deep Learning Advances in Computer Vision with 3D Data: A Survey.
ACM Comput. Surv., 2017

ARC-OCT: Automatic detection of lumen border in intravascular OCT images.
Computer Methods and Programs in Biomedicine, 2017

PROPheT - Ontology Population and Semantic Enrichment from Linked Data Sources.
Proceedings of the Data Analytics and Management in Data Intensive Domains, 2017

A Domain-Agnostic Tool for Scalable Ontology Population and Enrichment from Diverse Linked Data Sources.
Proceedings of the Selected Papers of the XIX International Conference on Data Analytics and Management in Data Intensive Domains (DAMDID/RCDL 2017), 2017

Tunable Plug-In Rules with Reduced Posterior Certainty Loss in Imbalanced Datasets.
Proceedings of the First International Workshop on Learning with Imbalanced Domains: Theory and Applications, 2017

Sparse Bayesian Learning for subject independent classification with application to SSVEP-BCI.
Proceedings of the 8th International IEEE/EMBS Conference on Neural Engineering, 2017

Steady state visual evoked potential detection using Subclass Marginal Fisher Analysis.
Proceedings of the 8th International IEEE/EMBS Conference on Neural Engineering, 2017

A Web-Based Service for Disturbing Image Detection.
Proceedings of the MultiMedia Modeling - 23rd International Conference, 2017


Description Logics and Rules for Multimodal Situational Awareness in Healthcare.
Proceedings of the MultiMedia Modeling - 23rd International Conference, 2017

Near-Duplicate Video Retrieval by Aggregating Intermediate CNN Layers.
Proceedings of the MultiMedia Modeling - 23rd International Conference, 2017

A Collaborative Representation Approach to Detecting Error-Related Potentials in SSVEP-BCIs.
Proceedings of the on Thematic Workshops of ACM Multimedia 2017, Mountain View, CA, USA, October 23, 2017

Combining the Benefits of CCA and SVMs for SSVEP-based BCIs in Real-world Conditions.
Proceedings of the 2nd International Workshop on Multimedia for Personal Health and Health Care, 2017

Web Video Verification using Contextual Cues.
Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, 2017

Detection of Terrorism-related Twitter Communities using Centrality Scores.
Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, 2017

Learning to Detect Misleading Content on Twitter.
Proceedings of the 2017 ACM on International Conference on Multimedia Retrieval, 2017

Visual and Textual Analysis of Social Media and Satellite Images for Flood Detection @ Multimedia Satellite Task MediaEval 2017.
Proceedings of the Working Notes Proceedings of the MediaEval 2017 Workshop co-located with the Conference and Labs of the Evaluation Forum (CLEF 2017), 2017

The STEP Project: Societal and Political Engagement of Young People in Environmental Issues.
Proceedings of the Internet Science - 4th International Conference, 2017

A Hybrid Recommendation System Based on Density-Based Clustering.
Proceedings of the Internet Science, 2017

Open-Source Monitoring, Search and Analytics Over Social Media.
Proceedings of the Internet Science - 4th International Conference, 2017

WeMake: A Framework for Letting Students Create Tangible, Embedded and Embodied Environments for Their Own STEAM Learning.
Proceedings of the Internet Science - 4th International Conference, 2017

Large-Scale Open Corporate Data Collection and Analysis as an Enabler of Corporate Social Responsibility Research.
Proceedings of the Internet Science - 4th International Conference, 2017

Unsupervised Keyword Extraction Using the GoW Model and Centrality Scores.
Proceedings of the Internet Science - 4th International Conference, 2017

A Topic Detection and Visualisation System on Social Media Posts.
Proceedings of the Internet Science - 4th International Conference, 2017

TOTEMSS: Topic-based, Temporal Sentiment Summarisation for Twitter.
Proceedings of the IJCNLP 2017, Tapei, Taiwan, November 27, 2017

Near-Duplicate Video Retrieval with Deep Metric Learning.
Proceedings of the 2017 IEEE International Conference on Computer Vision Workshops, 2017

LBP-Flow and Hybrid Encoding for Real-Time Water and Fire Classification.
Proceedings of the 2017 IEEE International Conference on Computer Vision Workshops, 2017

A Study of Intensional Concept Drift in Trending DBpedia Concepts.
Proceedings of the Joint Proceedings of SEMANTiCS 2017 Workshops co-located with the 13th International Conference on Semantic Systems (SEMANTiCS 2017), 2017

Sparse Bayesian Learning for Multiclass Classification with Application to SSVEP- BCI.
Proceedings of the From Vision to Reality, 2017

Cross-domain Semantic Drift Measurement in Ontologies Using the SemaDrift Tool and Metrics.
Proceedings of the Joint proceedings of the 3rd Workshop on Managing the Evolution and Preservation of the Data Web (MEPDaW 2017) and the 4th Workshop on Linked Data Quality (LDQ 2017) co-located with 14th European Semantic Web Conference (ESWC 2017), 2017

A Monitoring Tool for Terrorism-Related Key-Players and Key-Communities in Social Media Networks.
Proceedings of the European Intelligence and Security Informatics Conference, 2017

A Hybrid Approach for Biomedical Relation Extraction Using Finite State Automata and Random Forest-Weighted Fusion.
Proceedings of the Computational Linguistics and Intelligent Text Processing, 2017

A Comparison Study on EEG Signal Processing Techniques Using Motor Imagery EEG Data.
Proceedings of the 30th IEEE International Symposium on Computer-Based Medical Systems, 2017

An Error Aware SSVEP-based BCI.
Proceedings of the 30th IEEE International Symposium on Computer-Based Medical Systems, 2017

SpAtiAL: A sensor based framework to support affective learning.
Proceedings of the 3DTV Conference: The True Vision, 2017

Digiart: Building new 3D cultural heritage worlds.
Proceedings of the 3DTV Conference: The True Vision, 2017

2016
SALIC: Social Active Learning for Image Classification.
IEEE Trans. Multimedia, 2016

Utilizing a Wristband Sensor to Measure the Stress Level for People with Dementia.
Sensors, 2016

MetaQ: A knowledge-driven framework for context-aware activity recognition combining SPARQL and OWL 2 activity patterns.
Pervasive and Mobile Computing, 2016

Semantic Event Fusion of Different Visual Modality Concepts for Activity Recognition.
IEEE Trans. Pattern Anal. Mach. Intell., 2016

Focussed crawling of environmental Web resources based on the combination of multimedia evidence.
Multimedia Tools Appl., 2016

Environmental data extraction from heatmaps using the AirMerge system.
Multimedia Tools Appl., 2016

Event-based media processing and analysis: A survey of the literature.
Image Vision Comput., 2016

Special Issue on Event-based Media Processing and Analysis.
Image Vision Comput., 2016

MGraph: multimodal event summarization in social media using topic models and graph-based ranking.
IJMIR, 2016

Reports on CBMI 16 and ICME 16.
IEEE MultiMedia, 2016

Activity detection using Sequential Statistical Boundary Detection (SSBD).
Computer Vision and Image Understanding, 2016

Predicting News Popularity by Mining Online Discussions.
Proceedings of the 25th International Conference on World Wide Web, 2016

Ontology-Driven Context Interpretation and Conflict Resolution in Dialogue-Based Home Care Assistance.
Proceedings of the 9th International Conference Semantic Web Applications and Tools for Life Sciences, 2016

Studying the Cohesion Evolution of Genes Related to Chronic Lymphocytic Leukemia Using Semantic Similarity in Gene Ontology and Self-Organizing Maps.
Proceedings of the 9th International Conference Semantic Web Applications and Tools for Life Sciences, 2016

Keynote abstract: Social data media analytics for graph-based event detection.
Proceedings of the 11th International Workshop on Semantic and Social Media Adaptation and Personalization, 2016

Community detection in complex networks based on DBSCAN* and a Martingale process.
Proceedings of the 11th International Workshop on Semantic and Social Media Adaptation and Personalization, 2016

Pottery gestures style comparison by exploiting Myo sensor and forearm anatomy.
Proceedings of the 3rd International Symposium on Movement and Computing, 2016

VERGE: A Multimodal Interactive Search Engine for Video Browsing and Retrieval.
Proceedings of the MultiMedia Modeling - 22nd International Conference, 2016

Fast Visual Vocabulary Construction for Image Retrieval Using Skewed-Split k-d Trees.
Proceedings of the MultiMedia Modeling - 22nd International Conference, 2016

Multimodal Sensing and Intelligent Fusion for Remote Dementia Care and Support.
Proceedings of the 2016 ACM Workshop on Multimedia for Personal Health and Health Care, 2016

In-depth Exploration of Geotagging Performance using Sampling Strategies on YFCC100M.
Proceedings of the 2016 ACM Workshop on Multimedia COMMONS, 2016

Multimedia Privacy.
Proceedings of the 2016 ACM Conference on Multimedia Conference, 2016

A Hybrid Framework for News Clustering Based on the DBSCAN-Martingale and LDA.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2016

Personalized Privacy-aware Image Classification.
Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval, 2016

Towards a Multimedia Knowledge-Based Agent with Social Competence and Human Interaction Capabilities.
Proceedings of the 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction, 2016

Multimodal Event Detection and Summarization in Large Scale Image Collections.
Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval, 2016

Towards an Ontology-Driven Adaptive Dialogue Framework.
Proceedings of the 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction, 2016

Retrieval of Multimedia Objects by Fusing Multiple Modalities.
Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval, 2016

Applying SPARQL-Based Inference and Ontologies for Modelling and Execution of Clinical Practice Guidelines: A Case Study on Hypertension Management.
Proceedings of the Knowledge Representation for Health Care, 2016

Placing Images with Refined Language Models and Similarity Search with PCA-reduced VGG Features.
Proceedings of the Working Notes Proceedings of the MediaEval 2016 Workshop, 2016

The VMU Participation @ Verifying Multimedia Use 2016.
Proceedings of the Working Notes Proceedings of the MediaEval 2016 Workshop, 2016

Verifying Multimedia Use at MediaEval 2016.
Proceedings of the Working Notes Proceedings of the MediaEval 2016 Workshop, 2016

User-Driven Ontology Population from Linked Data Sources.
Proceedings of the Knowledge Engineering and Semantic Web - 7th International Conference, 2016

Perceived Versus Actual Predictability of Personal Information in Social Networks.
Proceedings of the Internet Science - Third International Conference, 2016

Semantic Integration of Web Data for International Investment Decision Support.
Proceedings of the Internet Science - Third International Conference, 2016

Towards Air Quality Estimation Using Collected Multimodal Environmental Data.
Proceedings of the Collective Online Platforms for Financial and Environmental Awareness, 2016

A Reputation-Based Incentive Mechanism for a Crowdsourcing Platform for Financial Awareness.
Proceedings of the Collective Online Platforms for Financial and Environmental Awareness, 2016

Incentive Mechanisms for Crowdsourcing Platforms.
Proceedings of the Internet Science - Third International Conference, 2016

Incremental Estimation of Visual Vocabulary Size for Image Retrieval.
Proceedings of the Advances in Big Data, 2016

Web and Social Media Image Forensics for News Professionals.
Proceedings of the Social Media in the Newsroom, 2016

A Framework for Measuring Semantic Drift in Ontologies.
Proceedings of the Joint Proceedings of the Posters and Demos Track of the 12th International Conference on Semantic Systems, 2016

Semantic Technology for Financial Awareness.
Proceedings of the Joint Proceedings of the Posters and Demos Track of the 12th International Conference on Semantic Systems, 2016

Question Answering over Pattern-Based User Models.
Proceedings of the 12th International Conference on Semantic Systems, 2016

Interactive Discovery and Retrieval of Web Resources Containing Home Made Explosive Recipes.
Proceedings of the Human Aspects of Information Security, Privacy, and Trust, 2016

Dem@Home: Ambient Monitoring and Clinical Support for People Living with Dementia.
Proceedings of the Semantic Web - ESWC 2016 Satellite Events, Heraklion, Crete, Greece, May 29, 2016

Ontology-based representation of context of use in digital preservation.
Proceedings of the 1st Workshop on Humanities in the Semantic Web co-located with 13th ESWC Conference 2016 (ESWC 2016), 2016

Dem@Home: Ambient Intelligence for Clinical Support of People Living with Dementia.
Proceedings of the Semantic Web - ESWC 2016 Satellite Events, Heraklion, Crete, Greece, May 29, 2016

Dem@Home: Ambient Intelligence for Clinical Support of People Living with Dementia.
Proceedings of the 1st Workshop on Semantic Web Technologies for Mobile and Pervasive Environments co-located with the 13th Extended Semantic Web Conference (ESWC 2016), 2016

The SemaDrift Protégé Plugin to Measure Semantic Drift in Ontologies: Lessons Learned.
Proceedings of the Knowledge Engineering and Knowledge Management, 2016

SemaDrift: A Protégé Plugin for Measuring Semantic Drift in Ontologies.
Proceedings of the 1st Workshop on Detection, 2016

Key Player Identification in Terrorism-Related Social Media Networks Using Centrality Measures.
Proceedings of the 2016 European Intelligence and Security Informatics Conference, 2016

The MULTISENSOR Project - Development of Multimedia Content Integration Technologies for Journalism, Media Monitoring and International Exporting Decision Support.
Proceedings of the 1st International Workshop on Multimodal Media Data Analytics co-located with the 22nd European Conference on Artificial Intelligence, 2016

Query-Based Topic Detection Using Concepts and Named Entities.
Proceedings of the 1st International Workshop on Multimodal Media Data Analytics co-located with the 22nd European Conference on Artificial Intelligence, 2016

A multimedia interactive search engine based on graph-based and non-linear multimodal fusion.
Proceedings of the 14th International Workshop on Content-Based Multimedia Indexing, 2016

Classifying Salsa dance steps from skeletal poses.
Proceedings of the 14th International Workshop on Content-Based Multimedia Indexing, 2016

A hybrid graph-based and non-linear late fusion approach for multimedia retrieval.
Proceedings of the 14th International Workshop on Content-Based Multimedia Indexing, 2016

Hybrid Focused Crawling for Homemade Explosives Discovery on Surface and Dark Web.
Proceedings of the 11th International Conference on Availability, Reliability and Security, 2016

2015
Swarm Intelligence for Detecting Interesting Events in Crowded Environments.
IEEE Trans. Image Processing, 2015

Age Effect in Human Brain Responses to Emotion Arousing Images: The EEG 3D-Vector Field Tomography Modeling Approach.
IEEE Trans. Autonomous Mental Development, 2015

10th European Summer School in Information Retrieval (ESSIR 2015).
SIGIR Forum, 2015

Semantic web technologies in pervasive computing: A survey and research roadmap.
Pervasive and Mobile Computing, 2015

Activities of daily living recognition using optimal trajectories from motion boundaries.
JAISE, 2015

Learning to detect concepts with Approximate Laplacian Eigenmaps in large-scale and online settings.
IJMIR, 2015

Multi-sensing Monitoring and Knowledge-driven Analysis for Dementia Assessment.
IJEHMC, 2015

Predicting Elections for Multiple Countries Using Twitter and Polls.
IEEE Intelligent Systems, 2015

Ontology-centered environmental information delivery for personalized decision support.
Expert Syst. Appl., 2015

Getting the environmental information across: from the Web to the user.
Expert Systems, 2015

Fusion of meteorological and air quality data extracted from the web for personalized environmental information services.
Environmental Modelling and Software, 2015

Assessing the Reliability of Facebook User Profiling.
Proceedings of the 24th International Conference on World Wide Web Companion, 2015

Dem@Care: Ambient Sensing and Intelligent Decision Support for the Care of Dementia.
Proceedings of the 8th Semantic Web Applications and Tools for Life Sciences International Conference, 2015

KnowSense: A Semantically-enabled Pervasive Framework to Assist Clinical Autonomy Assessment.
Proceedings of the 8th Semantic Web Applications and Tools for Life Sciences International Conference, 2015

An Ontology Design Pattern for Digital Video.
Proceedings of the 6th Workshop on Ontology and Semantic Web Patterns (WOP 2015) co-located with the 14th International Semantic Web Conference (ISWC 2015), 2015

ReDef: Context-aware Recognition of Interleaved Activities using OWL 2 and Defeasible Reasoning.
Proceedings of the Joint Proceedings of the 1st Joint International Workshop on Semantic Sensor Networks and Terra Cognita (SSN-TC 2015) and the 4th International Workshop on Ordering and Reasoning (OrdRing 2015) co-located with the 14th International Semantic Web Conference (ISWC 2015), Bethlehem, Pennsylvania, United States, October 11th - and, 2015

Geotagging Social Media Content with a Refined Language Modelling Approach.
Proceedings of the Intelligence and Security Informatics - Pacific Asia Workshop, 2015

Media REVEALr: A Social Multimedia Monitoring and Intelligence System for Web Multimedia Verification.
Proceedings of the Intelligence and Security Informatics - Pacific Asia Workshop, 2015

A Unified Model for Socially Interconnected Multimedia-Enriched Objects.
Proceedings of the MultiMedia Modeling - 21st International Conference, 2015

VERGE: A Multimodal Interactive Video Search Engine.
Proceedings of the MultiMedia Modeling - 21st International Conference, 2015

Multimodal Graph-based Event Detection and Summarization in Social Media Streams.
Proceedings of the 23rd Annual ACM Conference on Multimedia Conference, MM '15, Brisbane, Australia, October 26, 2015

Toward an Automatic Evaluation of Retrieval Performance with Large Scale Image Collections.
Proceedings of the 2015 Workshop on Community-Organized Multimodal Mining: Opportunities for Novel Solutions, 2015

Improving Diversity in Image Search via Supervised Relevance Scoring.
Proceedings of the 5th ACM on International Conference on Multimedia Retrieval, 2015

Discovery of Environmental Web Resources Based on the Combination of Multimedia Evidence.
Proceedings of the 2nd International Workshop on Environmental Multimedia Retrieval, 2015

Visual Event Summarization on Social Media using Topic Modelling and Graph-based Ranking Algorithms.
Proceedings of the 5th ACM on International Conference on Multimedia Retrieval, 2015

Intelligent User Interfaces to Support Diagnosis and Assessment of People with Dementia: An Expert Evaluation.
Proceedings of the Pervasive Computing Paradigms for Mental Health, 2015

USEMP: Finding Diverse Images at MediaEval 2015.
Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

CERTH/CEA LIST at MediaEval Placing Task 2015.
Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

The CERTH-UNITN Participation @ Verifying Multimedia Use 2015.
Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

Verifying Multimedia Use at MediaEval 2015.
Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

Transforming Your Website to an Augmented Reality View.
Proceedings of the 2015 IEEE International Symposium on Mixed and Augmented Reality, 2015

A Sensor-Based Framework to Support Clinicians in Dementia Assessment: The Results of a Pilot Study.
Proceedings of the Ambient Intelligence - Software and Applications, 2015

Monitoring term drift based on semantic consistency in an evolving vector field.
Proceedings of the 2015 International Joint Conference on Neural Networks, 2015

Detecting image splicing in the wild (WEB).
Proceedings of the 2015 IEEE International Conference on Multimedia & Expo Workshops, 2015

MULTISENSOR: Development of multimedia content integration technologies for journalism, media monitoring and international exporting decision support.
Proceedings of the 2015 IEEE International Conference on Multimedia & Expo Workshops, 2015

Computationally efficient recognition of activities of daily living.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Moving camera human activity localization and recognition with motionplanes and multiple homographies.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Supporting Cognitive Skills of People Suffering from Dementia through a Sensor-Based System.
Proceedings of the 15th IEEE International Conference on Advanced Learning Technologies, 2015

A Visual Similarity Metric for Ontology Alignment.
Proceedings of the Knowledge Discovery, Knowledge Engineering and Knowledge Management, 2015

Exploiting Visual Similarities for Ontology Alignment.
Proceedings of the KEOD 2015, 2015

Phase-amplitude cross-frequency coupling in EEG-derived cortical time series upon an auditory perception task.
Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2015

Gender effect in human brain responses to bottom-up and top-down attention using the EEG 3D-Vector Field Tomography.
Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2015

Scalable image annotation using a product compressive sampling approach.
Proceedings of the 2015 IEEE International Conference on Data Science and Advanced Analytics, 2015

Classification Using Various Machine Learning Methods and Combinations of Key-Phrases and Visual Features.
Proceedings of the Semantic Keyword-Based Search on Structured Data Sources, 2015

News-oriented multimedia search over multiple social networks.
Proceedings of the 13th International Workshop on Content-Based Multimedia Indexing, 2015

Web image size prediction for efficient focused image crawling.
Proceedings of the 13th International Workshop on Content-Based Multimedia Indexing, 2015

Appearance and Depth for Rapid Human Activity Recognition in Real Applications.
Proceedings of the British Machine Vision Conference 2015, 2015

Social Circle Discovery in Ego-Networks by Mining the Latent Structure of User Connections and Profile Attributes.
Proceedings of the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2015

Designing for Inconsistency - The Dependency-Based PERICLES Approach.
Proceedings of the New Trends in Databases and Information Systems, 2015

A Framework for the Discovery, Analysis, and Retrieval of Multimedia Homemade Explosives Information on the Web.
Proceedings of the 10th International Conference on Availability, Reliability and Security, 2015

PScore: A Framework for Enhancing Privacy Awareness in Online Social Networks.
Proceedings of the 10th International Conference on Availability, Reliability and Security, 2015

Concept Detection in Multimedia Web Resources About Home Made Explosives.
Proceedings of the 10th International Conference on Availability, Reliability and Security, 2015

2014
Collective Intelligence, Overview.
Encyclopedia of Social Network Analysis and Mining, 2014

A Comprehensive Study Over VLAD and Product Quantization in Large-Scale Image Retrieval.
IEEE Trans. Multimedia, 2014

Video Tomographs and a Base Detector Selection Strategy for Improving Large-Scale Video Concept Detection.
IEEE Trans. Circuits Syst. Video Techn., 2014

Collaborative event annotation in tagged photo collections.
Multimedia Tools Appl., 2014

A model for environmental data extraction from multimedia and its evaluation against various chemical weather forecasting datasets.
Ecological Informatics, 2014

Social Multimedia Crawling for Mining and Search.
IEEE Computer, 2014

Two-level Message Clustering for Topic Detection in Twitter.
Proceedings of the SNOW 2014 Data Challenge co-located with 23rd International World Wide Web Conference (WWW 2014), 2014

Challenges of computational verification in social multimedia.
Proceedings of the 23rd International World Wide Web Conference, 2014

An Ensemble Model for Cross-Domain Polarity Classification on Twitter.
Proceedings of the Web Information Systems Engineering - WISE 2014, 2014

A soft frequent pattern mining approach for textual topic detection.
Proceedings of the 4th International Conference on Web Intelligence, 2014


Active Learning in Social Context for Image Classification.
Proceedings of the VISAPP 2014, 2014

Multi-entity Bayesian Networks for Treasuring the Intangible Cultural Heritage.
Proceedings of the VISAPP 2014, 2014

Knowledge-Driven Activity Recognition and Segmentation Using Context Connections.
Proceedings of the Semantic Web - ISWC 2014, 2014

Graph-Based Multimodal Clustering for Social Event Detection in Large Collections of Images.
Proceedings of the MultiMedia Modeling - 20th Anniversary International Conference, 2014

VERGE: An Interactive Search Engine for Browsing Video Collections.
Proceedings of the MultiMedia Modeling - 20th Anniversary International Conference, 2014

A Comparative Study on the Use of Multi-label Classification Techniques for Concept-Based Video Indexing and Annotation.
Proceedings of the MultiMedia Modeling - 20th Anniversary International Conference, 2014

Focussed crawling of environmental web resources: A pilot study on the combination of multimedia evidence.
Proceedings of the 1st International Workshop on Environnmental Multimedia Retrieval co-located with ACM International Conference on Multimedia Retrieval, 2014

StreamGrid: Summarization of Large Scale Events using Topic Modelling and Temporal Analysis.
Proceedings of the 1st International Workshop on Social Multimedia and Storytelling co-located with ACM International Conference on Multimedia Retrieval (ICMR 2014), 2014

The extraction and fusion of meteorological and air quality information for orchestrated services.
Proceedings of the 1st International Workshop on Environnmental Multimedia Retrieval co-located with ACM International Conference on Multimedia Retrieval, 2014

SocialSensor: Finding Diverse Images at MediaEval 2014.
Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

CERTH @ MediaEval 2014 Social Event Detection Task.
Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

USEMP at MediaEval Placing Task 2014.
Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

Social Event Detection at MediaEval 2014: Challenges, Datasets, and Evaluation.
Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

SocialSensor at MediaEval Placing Task 2014.
Proceedings of the Working Notes Proceedings of the MediaEval 2014 Workshop, 2014

News Articles Classification Using Random Forests and Weighted Multimodal Features.
Proceedings of the Multidisciplinary Information Retrieval, 2014

Towards modelling visual ambiguity for visual object detection.
Proceedings of the 14th International Conference on Knowledge Management and Data-driven Business, 2014

Swarm-based motion features for anomaly detection in crowds.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

How many more images do we need? Performance prediction of bootstrapping for image classification.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Cognitive Brain Signal Processing: Healthy vs Alzheimer's Disease Patients.
Proceedings of the Universal Access in Human-Computer Interaction. Design and Development Methods for Universal Access, 2014

LiFR: A Lightweight Fuzzy DL Reasoner.
Proceedings of the Semantic Web: ESWC 2014 Satellite Events, 2014

Social Data and Multimedia Analytics for News and Events Applications.
Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), 2014

Multi-Entity Bayesian Networks for Knowledge-Driven Analysis of ICH Content.
Proceedings of the Computer Vision - ECCV 2014 Workshops, 2014

The DemaWare service-oriented AAL platform for people with dementia.
Proceedings of the 3rd International Workshop on Artificial Intelligence and Assistive Medicine co-located with the 21th European Conference on Artificial Intelligence (ECAI 2014), 2014

Enhancing Patent Search with Content-Based Image Retrieval.
Proceedings of the Professional Search in the Modern World, 2014

Benchmarking Graph Databases on the Problem of Community Detection.
Proceedings of the New Trends in Database and Information Systems II, 2014

Concept-oriented labelling of patent images based on Random Forests and proximity-driven generation of synthetic data.
Proceedings of the Third Workshop on Vision and Language, 2014

Keyphrase Extraction using Textual and Visual Features.
Proceedings of the Third Workshop on Vision and Language, 2014

2013
Introduction to the special section of best papers of ACM multimedia 2012.
TOMCCAP, 2013

Mixture Subclass Discriminant Analysis Link to Restricted Gaussian Model and Other Generalizations.
IEEE Trans. Neural Netw. Learning Syst., 2013

Sensing Trending Topics in Twitter.
IEEE Trans. Multimedia, 2013

High order pLSA for indexing tagged images.
Signal Processing, 2013

IVUSAngio Tool: A publicly available software for fast and accurate 3D reconstruction of coronary arteries.
Comp. in Bio. and Med., 2013

Large-scale semi-supervised learning by Approximate Laplacian Eigenmaps, VLAD and pyramids.
Proceedings of the 14th International Workshop on Image Analysis for Multimedia Interactive Services, 2013

A Semantic-enabled Framework for Drug Recommendations.
Proceedings of the 6th International Workshop on Semantic Web Applications and Tools for Life Sciences, 2013

Ontology Patterns for Complex Activity Modelling.
Proceedings of the Theory, Practice, and Applications of Rules on the Web, 2013

SP-ACT: A hybrid framework for complex activity recognition combining OWL and SPARQL rules.
Proceedings of the 2013 IEEE International Conference on Pervasive Computing and Communications Workshops, 2013

EventSense: capturing the pulse of large-scale events by mining social media streams.
Proceedings of the 17th Panhellenic Conference on Informatics, 2013

Community structure and evolution analysis of OSN interactions around real-world social phenomena.
Proceedings of the 17th Panhellenic Conference on Informatics, 2013

The 2012 social event detection dataset.
Proceedings of the Multimedia Systems Conference 2013, 2013

Semi-supervised Concept Detection by Learning the Structure of Similarity Graphs.
Proceedings of the Advances in Multimedia Modeling, 19th International Conference, 2013

Improving event detection using related videos and relevance degree support vector machines.
Proceedings of the ACM Multimedia Conference, 2013

ImproveMyCity: an open source platform for direct citizen-government communication.
Proceedings of the ACM Multimedia Conference, 2013

Scalable training with approximate incremental laplacian eigenmaps and PCA.
Proceedings of the ACM Multimedia Conference, 2013

Activity detection and recognition of daily living events.
Proceedings of the 1st ACM international workshop on Multimedia indexing and information retrieval for healthcare, 2013

A Comparative Study on Mobile Visual Recognition.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2013

CERTH @ MediaEval 2013 Social Event Detection Task.
Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013

Social Event Detection at MediaEval 2013: Challenges, Datasets, and Evaluation.
Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013

CERTH at MediaEval Placing Task 2013.
Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013

SocialSensor: Finding Diverse Images at MediaEval 2013.
Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, 2013

Concept Extraction from Patent Images Based on Recursive Hybrid Classification.
Proceedings of the Multidisciplinary Information Retrieval, 2013

PERICLES - Promoting and Enhancing Reuse of Information throughout the Content Lifecycle taking account of Evolving Semantics : Poster - iPres 2013 - Lisbon.
Proceedings of the 10th International Conference on Digital Preservation, 2013

Evaluation of speech-based protocol for detection of early-stage dementia.
Proceedings of the INTERSPEECH 2013, 2013

Recognition of Activities of Daily Living for Smart Home Environments.
Proceedings of the 9th International Conference on Intelligent Environments, 2013

Reality mining in urban space.
Proceedings of the 4th International Conference on Information, 2013

Video event detection using a subclass recoding error-correcting output codes framework.
Proceedings of the 2013 IEEE International Conference on Multimedia and Expo, 2013

Fast object re-detection and localization in video for spatio-temporal fragment creation.
Proceedings of the 2013 IEEE International Conference on Multimedia and Expo Workshops, 2013

Enhancing video concept detection with the use of tomographs.
Proceedings of the IEEE International Conference on Image Processing, 2013

Discovery of environmental resources based on heatmap recognition.
Proceedings of the IEEE International Conference on Image Processing, 2013

Video event recounting using mixture subclass discriminant analysis.
Proceedings of the IEEE International Conference on Image Processing, 2013

Panacea, a Semantic-enabled Drug Recommendations Discovery Framework.
Proceedings of the ICBO2013 Workshops: International Workshop on Vaccine and Drug Ontology Studies (VDOS 2013), International Workshop on Definitions in Ontologies (DO 2013), part of the Semantic Trilogy 2013 , Montreal, Quebec, Canada, July 6th, 2013

Involving the Expert in the Delivery of Environmental Information from the Web.
Proceedings of the 27th International Conference on Environmental Informatics for Environmental Protection, 2013

Discovery of Weather Forecast Web Resources Based on Ontology and Content-Driven Hierarchical Classification.
Proceedings of the Engineering Applications of Neural Networks, 2013

2012
Differential Edit Distance: A Metric for Scene Segmentation Evaluation.
IEEE Trans. Circuits Syst. Video Techn., 2012

Linear Subclass Support Vector Machines.
IEEE Signal Process. Lett., 2012

Leveraging social media for scalable object detection.
Pattern Recognition, 2012

Semantic multimedia.
Multimedia Tools Appl., 2012

In & out zooming on time-aware user/tag clusters.
J. Intell. Inf. Syst., 2012

Media Search Cluster White Paper on "Search Computing".
ERCIM News, 2012

Community detection in Social Media - Performance and application considerations.
Data Min. Knowl. Discov., 2012

GalenOWL: Ontology based drug recommendations discovery.
J. Biomedical Semantics, 2012

Introduction to the Special Issue on Event Recognition.
Applied Artificial Intelligence, 2012

"Making sense of it all": an attempt to aid journalists in analysing and filtering user generated content.
Proceedings of the 21st World Wide Web Conference, 2012

SocialSensor: sensing user generated input for improved media discovery and experience.
Proceedings of the 21st World Wide Web Conference, 2012

An empirical study on the combination of surf features with VLAD vectors for image search.
Proceedings of the 13th International Workshop on Image Analysis for Multimedia Interactive Services, 2012

Exploiting gaze movements for automatic video annotation.
Proceedings of the 13th International Workshop on Image Analysis for Multimedia Interactive Services, 2012

Semantic Personalisation in Networked Media: Determining the Background Knowledge.
Proceedings of the Seventh International Workshop on Semantic and Social Media Adaptation and Personalization, 2012

Image Interpretation by Combining Ontologies and Bayesian Networks.
Proceedings of the Artificial Intelligence: Theories and Applications, 2012

An environmental search engine based on interactive visual classification.
Proceedings of the 1st ACM international workshop on Multimedia analysis for ecological data, 2012

Environmental data extraction from multimedia resources.
Proceedings of the 1st ACM international workshop on Multimedia analysis for ecological data, 2012

Differential edit distance as a countermeasure to video scene ambiguity.
Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing, 2012

Social event detection using multimodal clustering and integrating supervisory signals.
Proceedings of the International Conference on Multimedia Retrieval, 2012

Cluster-based photo browsing and tagging on the go.
Proceedings of the International Conference on Multimedia Retrieval, 2012

Multi-modal region selection approach for training object detectors.
Proceedings of the International Conference on Multimedia Retrieval, 2012

CERTH @ MediaEval 2012 Social Event Detection Task.
Proceedings of the Working Notes Proceedings of the MediaEval 2012 Workshop, 2012

Social Event Detection at MediaEval 2012: Challenges, Dataset and Evaluation.
Proceedings of the Working Notes Proceedings of the MediaEval 2012 Workshop, 2012

PatMedia: Augmenting Patent Search with Content-Based Image Retrieval.
Proceedings of the Multidisciplinary Information Retrieval, 2012

Discovery of Environmental Nodes in the Web.
Proceedings of the Multidisciplinary Information Retrieval, 2012


Extraction of Environmental Data from On-Line Environmental Information Sources.
Proceedings of the Artificial Intelligence Applications and Innovations, 2012

Recognition of Activities of Daily Living.
Proceedings of the IEEE 24th International Conference on Tools with Artificial Intelligence, 2012

Timely, robust crowd event characterization.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Intelligent Multi Sensor Fusion System for Advanced Situation Awareness in Urban Environments.
Proceedings of the Future Security - 7th Security Research Conference, 2012


CERTH's Participation at the Photo Annotation Task of ImageCLEF 2012.
Proceedings of the CLEF 2012 Evaluation Labs and Workshop, 2012

2011
Leveraging Massive User Contributions for Knowledge Extraction.
Proceedings of the Next Generation Data Technologies for Collective Computational Intelligence, 2011

Emerging, Collective Intelligence for Personal, Organisational and Social Use.
Proceedings of the Next Generation Data Technologies for Collective Computational Intelligence, 2011

Enhancing Computer Vision Using the Collective Intelligence of Social Media.
Proceedings of the New Directions in Web Data Management 1, 2011

Multimedia, Broadcasting, and eCulture.
Proceedings of the Handbook of Semantic Web Technologies, 2011

Evidence-Driven Image Interpretation by Combining Implicit and Explicit Knowledge in a Bayesian Network.
IEEE Trans. Systems, Man, and Cybernetics, Part B, 2011

Temporal Video Segmentation to Scenes Using High-Level Audiovisual Features.
IEEE Trans. Circuits Syst. Video Techn., 2011

Mixture Subclass Discriminant Analysis.
IEEE Signal Process. Lett., 2011

A Bayesian network modeling approach for cross media analysis.
Sig. Proc.: Image Comm., 2011

Content-based binary image retrieval using the adaptive hierarchical density histogram.
Pattern Recognition, 2011

Introduction to the special issue on image and video retrieval: theory and applications.
Multimedia Tools Appl., 2011

Cluster-Based Landmark and Event Detection for Tagged Photo Collections.
IEEE MultiMedia, 2011

Joint modality fusion and temporal context exploitation for semantic video analysis.
EURASIP J. Adv. Sig. Proc., 2011

A comparative study of object-level spatial context techniques for semantic image analysis.
Computer Vision and Image Understanding, 2011

Utilizing Implicit User Feedback to Improve Interactive Video Retrieval.
Adv. in MM, 2011

Improving Interactive Video Retrieval by Exploiting Automatically-Extracted Video Structural Semantics.
Proceedings of the 5th IEEE International Conference on Semantic Computing (ICSC 2011), 2011

WSM2011: third ACM workshop on social media.
Proceedings of the 19th International Conference on Multimedia 2011, Scottsdale, AZ, USA, November 28, 2011

An eye-tracking-based approach to facilitate interactive video search.
Proceedings of the 1st International Conference on Multimedia Retrieval, 2011

High-level event detection system based on discriminant visual concepts.
Proceedings of the 1st International Conference on Multimedia Retrieval, 2011

City exploration by use of spatio-temporal analysis and clustering of user contributed photos.
Proceedings of the 1st International Conference on Multimedia Retrieval, 2011

CERTH @ MediaEval 2011 Social Event Detection Task.
Proceedings of the Working Notes Proceedings of the MediaEval 2011 Workshop, 2011

Social Event Detection at MediaEval 2011: Challenges, dataset and evaluation.
Proceedings of the Working Notes Proceedings of the MediaEval 2011 Workshop, 2011

Building an Environmental Information System for Personalized Content Delivery.
Proceedings of the Environmental Software Systems. Frameworks of eEnvironment, 2011

Extracting Emergent Semantics from Large-Scale User-Generated Content.
Proceedings of the ICT Innovations 2011, Skopje, Macedonia, 14-16 September, 2011, 2011

Spatiotemporally localized new event detection in crowds.
Proceedings of the IEEE International Conference on Computer Vision Workshops, 2011

An Approach to Intelligent Information Fusion in Sensor Saturated Urban Environments.
Proceedings of the European Intelligence and Security Informatics Conference, 2011

Detecting the long-tail of Points of Interest in tagged photo collections.
Proceedings of the 9th International Workshop on Content-Based Multimedia Indexing, 2011

High-level event detection in video exploiting discriminant concepts.
Proceedings of the 9th International Workshop on Content-Based Multimedia Indexing, 2011

Semi-supervised object recognition using flickr images.
Proceedings of the 9th International Workshop on Content-Based Multimedia Indexing, 2011

A comparative study of spatial, temporal and content-based patterns emerging in YouTube and Flickr.
Proceedings of the International Conference on Computational Aspects of Social Networks, 2011

A Survey of Semantic Image and Video Annotation Tools.
Proceedings of the Knowledge-Driven Multimedia Information Extraction and Ontology Evolution, 2011

Semantic Representation of Multimedia Content.
Proceedings of the Knowledge-Driven Multimedia Information Extraction and Ontology Evolution, 2011

Knowledge-Driven Segmentation and Classification.
Proceedings of the Multimedia Semantics: Metadata, Analysis and Interaction, 2011

Community Detection in Collaborative Tagging Systems.
Proceedings of the Community-Built Databases - Research and Development., 2011

Combining Multi-modal Features for Social Media Analysis.
Proceedings of the Social Media Modeling and Computing., 2011

2010
Harvesting Intelligence in Multimedia Social Tagging Systems.
Proceedings of the Emergent Web Intelligence: Advanced Information Retrieval, 2010

Enquiring MPEG-7 based multimedia ontologies.
Multimedia Tools Appl., 2010

Investigating fuzzy DLs-based reasoning in semantic image analysis.
Multimedia Tools Appl., 2010

The Dynamics of Content Popularity in Social Media.
IJDWM, 2010

A System for the Semantic Multimodal Analysis of News Audio-Visual Content.
EURASIP J. Adv. Sig. Proc., 2010

Exploiting implicit user feedback in interactive video retrieval.
Proceedings of the 11th International Workshop on Image Analysis for Multimedia Interactive Services, 2010

On the use of audio events for improving video scene segmentation.
Proceedings of the 11th International Workshop on Image Analysis for Multimedia Interactive Services, 2010

Local Invariant Feature Tracks for high-level video feature extraction.
Proceedings of the 11th International Workshop on Image Analysis for Multimedia Interactive Services, 2010

Exploring temporal aspects in user-tag co-clustering.
Proceedings of the 11th International Workshop on Image Analysis for Multimedia Interactive Services, 2010

ITI-CERTH participation to TRECVID 2010.
Proceedings of the TRECVID 2010 workshop participants notebook papers, 2010

Trends and Issues in Description Logics Frameworks for Image Interpretation.
Proceedings of the Artificial Intelligence: Theories, 2010

On the Use of Visual Soft Semantics for Video Temporal Decomposition to Scenes.
Proceedings of the 4th IEEE International Conference on Semantic Computing (ICSC 2010), 2010

A Joint Content-Event Model for Event-Centric Multimedia Indexing.
Proceedings of the 4th IEEE International Conference on Semantic Computing (ICSC 2010), 2010

ClustTour: city exploration by use of hybrid photo clustering.
Proceedings of the 18th International Conference on Multimedia 2010, 2010

Using event representation and semantic enrichment for managing and reviewing emergency incident logs.
Proceedings of the 2nd ACM international workshop on Events in multimedia, 2010

Automatic event-based indexing of multimedia content using a joint content-event model.
Proceedings of the 2nd ACM international workshop on Events in multimedia, 2010

Real time illumination invariant motion change detection.
Proceedings of the first ACM international workshop on Analysis and retrieval of tracked events and motion in imagery streams, 2010

A Statistical Learning Approach to Spatial Context Exploitation for Semantic Image Analysis.
Proceedings of the 20th International Conference on Pattern Recognition, 2010

Image clustering through community detection on hybrid image similarity graphs.
Proceedings of the International Conference on Image Processing, 2010

Probabilistic combination of spatial context with visual and co-occurrence information for semantic image analysis.
Proceedings of the International Conference on Image Processing, 2010

On the use of feature tracks for dynamic concept detection in video.
Proceedings of the International Conference on Image Processing, 2010

A Graph-Based Clustering Scheme for Identifying Related Tags in Folksonomies.
Proceedings of the Data Warehousing and Knowledge Discovery, 12th International Conference, 2010

Optimizing visual search with implicit user feedback in interactive video retrieval.
Proceedings of the 9th ACM International Conference on Image and Video Retrieval, 2010

VERGE: A video interactive retrieval engine.
Proceedings of the 2010 International Workshop on Content-Based Multimedia Indexing, 2010

Adaptive hierarchical density histogram for complex binary image retrieval.
Proceedings of the 2010 International Workshop on Content-Based Multimedia Indexing, 2010

Change Detection for Temporal Texture in the Fourier Domain.
Proceedings of the Computer Vision - ACCV 2010, 2010

Real Time Motion Changes for New Event Detection and Recognition.
Proceedings of the Computer Vision - ACCV 2010 Workshops, 2010

2009
Robust Temporal Activity Templates Using Higher Order Statistics.
IEEE Trans. Image Processing, 2009

Statistical Motion Information Extraction and Representation for Semantic Video Analysis.
IEEE Trans. Circuits Syst. Video Techn., 2009

Applying Fuzzy DLs in the Extraction of Image Semantics.
J. Data Semantics, 2009

Human Motion Analysis via Statistical Motion Processing and Sequential Change Detection.
EURASIP J. Image and Video Processing, 2009

Clustering of Social Tagging System Users: A Topic and Time Based Approach.
Proceedings of the Web Information Systems Engineering, 2009

Full action instances for motion analysis.
Proceedings of the 10th Workshop on Image Analysis for Multimedia Interactive Services, 2009

Comparative evaluation of spatial context techniques for semantic image analysis.
Proceedings of the 10th Workshop on Image Analysis for Multimedia Interactive Services, 2009

Towards fully un-supervised methods for generating object detection classifiers using social data.
Proceedings of the 10th Workshop on Image Analysis for Multimedia Interactive Services, 2009

Generalized Concept Overlay for Semantic Multi-Modal Analysis of Audio-visual Content.
Proceedings of the 4th International Workshop on Semantic Media Adaptation and Personalization, 2009

Modeling facial expressions and peripheral physiological signals to predict topical relevance.
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2009

A semantic framework for personalized ad recommendation based on advanced textual analysis.
Proceedings of the 2009 ACM Conference on Recommender Systems, 2009

Integrating Image Segmentation and Classification for Fuzzy Knowledge-Based Multimedia Indexing.
Proceedings of the Advances in Multimedia Modeling, 2009

Multi-modal scene segmentation using scene transition graphs.
Proceedings of the 17th International Conference on Multimedia 2009, 2009

An Evidence-Driven Probabilistic Inference Framework for Semantic Image Understanding.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2009

Video Processing for Judicial Applications.
Proceedings of the 2<sup>nd</sup> International Conference on ICT Solutions for Justice, 2009

Combining multimodal and temporal contextual information for semantic video analysis.
Proceedings of the International Conference on Image Processing, 2009

Lexical Graphs for Improved Contextual Ad Recommendation.
Proceedings of the Advances in Information Retrieval, 2009

MKLab interactive video retrieval system.
Proceedings of the 8th ACM International Conference on Image and Video Retrieval, 2009

Compound Document Analysis by Fusing Evidence Across Media.
Proceedings of the Seventh International Workshop on Content-Based Multimedia Indexing, 2009

An Empirical Study of Multi-label Learning Methods for Video Annotation.
Proceedings of the Seventh International Workshop on Content-Based Multimedia Indexing, 2009

2008
Knowledge-Assisted Analysis of Video for Content-Adaptive Coding and Transmission.
Proceedings of the Advances in Semantic Media Adaptation and Personalization, 2008

Segmentation of Images and Video.
Proceedings of the Encyclopedia of Multimedia, 2nd Ed., 2008

Introduction to the special issue on semantic analysis for interactive multimedia services.
Sig. Proc.: Image Comm., 2008

A hybrid ontology and visual-based retrieval model for cultural heritage multimedia collections.
IJMSO, 2008

A Technological Framework for the Authoring and Presentation of T-learning Courses.
iJET, 2008

Two-Level Automatic Adaptation of a Distributed User Profile for Personalized News Content Delivery.
Int. J. Digital Multimedia Broadcasting, 2008

Combination of Accumulated Motion and Color Segmentation for Human Activity Analysis.
EURASIP J. Image and Video Processing, 2008

A Comparative Study of Classification Techniques for Knowledge-Assisted Image Analysis.
Proceedings of the Ninth International Workshop on Image Analysis for Multimedia Interactive Services, 2008

Co-Clustering Tags and Social Data Sources.
Proceedings of the Ninth International Conference on Web-Age Information Management, 2008




Semantic Video Analysis Based on Estimation and Representation of Higher-Order Motion Statistics.
Proceedings of the Third International Workshop on Semantic Media Adaptation and Personalization, 2008

SEMSOC: SEMantic, SOcial and Content-Based Clustering in Multimedia Collaborative Tagging Systems.
Proceedings of the 2th IEEE International Conference on Semantic Computing (ICSC 2008), 2008

Using Fuzzy DLs to Enhance Semantic Image Analysis.
Proceedings of the Semantic Multimedia, 2008

AQUAM: automatic query formulation architecture for mobile applications.
Proceedings of the 7th International Conference on Mobile and Ubiquitous Multimedia, 2008

Human activity localization via sequential change detection.
Proceedings of the 1st ACM SIGMM International Conference on Multimedia Information Retrieval, 2008

Exploitation of Knowledge in Video Recordings.
Proceedings of the 1<sup>st</sup> International Conference on ICT Solutions for Justice, 2008

Statistical processing of video for detection of events in space and time.
Proceedings of the 2008 IEEE International Conference on Multimedia and Expo, 2008

Gradual transition detection using color coherence and other criteria in a video shot meta-segmentation framework.
Proceedings of the International Conference on Image Processing, 2008

Estimation and representation of accumulated motion characteristics for semantic event detection.
Proceedings of the International Conference on Image Processing, 2008

Wavelet domain processing for trajectory extraction.
Proceedings of the International Conference on Image Processing, 2008

Collective Intelligence Generation from User Contributed Content.
Proceedings of the Advances in Data Analysis, Data Handling and Business Intelligence, 2008

Efficient Media Exploitation Towards Collective Intelligence.
Proceedings of the Advances in Data Analysis, Data Handling and Business Intelligence, 2008

MKLab interactive video retrieval system.
Proceedings of the 7th ACM International Conference on Image and Video Retrieval, 2008

Accumulated motion energy fields estimation and representation for semantic event detection.
Proceedings of the 7th ACM International Conference on Image and Video Retrieval, 2008

Video shot meta-segmentation based on multiple criteria for gradual transition detection.
Proceedings of the International Workshop on Content-Based Multimedia Indexing, 2008

Knowledge-assisted cross-media analysis of audio-visual content in the news domain.
Proceedings of the International Workshop on Content-Based Multimedia Indexing, 2008

2007
Color aided motion-segmentation and object tracking for video sequences semantic analysis.
Int. J. Imaging Systems and Technology, 2007

Combining Global and Local Information for Knowledge-Assisted Image Analysis and Classification.
EURASIP J. Adv. Sig. Proc., 2007

A novel active contour model for fully automated segmentation of intravascular ultrasound images: In vivo validation in human coronary arteries.
Comp. in Bio. and Med., 2007

A framework for ontology-driven multimedia analysis and composition.
Proceedings of the Eighth International Workshop on Image Analysis for Multimedia Interactive Services, 2007



Distributed User Modeling for Personalized News Delivery in Mobile Devices.
Proceedings of the Second International Workshop on Semantic Media Adaptation and Personalization, 2007

Ontology-Based Trajectory Analysis for Semantic Event Detection.
Proceedings of the First IEEE International Conference on Semantic Computing (ICSC 2007), 2007

Ontology-Driven Semantic Video Analysis Using Visual Information Objects.
Proceedings of the Semantic Multimedia, 2007

A Hybrid Ontology and Visual-based Retrieval Model for Cultural Heritage Multimedia Collections.
Proceedings of the Metadata and Semantics, 2007

Capturing MPEG-7 Semantics.
Proceedings of the Metadata and Semantics, 2007

Enhancing enterprise knowledge processes via cross-media extraction.
Proceedings of the 4th International Conference on Knowledge Capture (K-CAP 2007), 2007

A Modular Framework for Ontology-based Representation of Patent Information.
Proceedings of the Legal Knowledge and Information Systems, 2007

Joint Motion and Color Statistical Video Processing for Motion Segmentation.
Proceedings of the 2007 IEEE International Conference on Multimedia and Expo, 2007

Video Segmentation and Semantics Extraction from the Fusion of Motion and Color Information.
Proceedings of the International Conference on Image Processing, 2007

Combining content and context information for semantic image analysis and classification.
Proceedings of the 15th European Signal Processing Conference, 2007

ITI interactive video retrieval system.
Proceedings of the 6th ACM International Conference on Image and Video Retrieval, 2007

Automated IVUS Contour Detection Using Intesity Features and Radial Basis Function Approximation.
Proceedings of the 20th IEEE International Symposium on Computer-Based Medical Systems (CBMS 2007), 2007

2006
Segmentation of Images and Video.
Proceedings of the Encyclopedia of Multimedia, 2006

Object-based MPEG-2 video indexing and retrieval in a collaborative environment.
Multimedia Tools Appl., 2006

Knowledge-Assisted Image Analysis Based on Context and Spatial Optimization.
Int. J. Semantic Web Inf. Syst., 2006

Knowledge-Assisted Video Analysis for Content-Adaptive Coding and Transmission.
Proceedings of the First International Workshop on Semantic Media Adaptation and Personalization, 2006

PATExpert: Semantic Processing of Patent Documentation.
Proceedings of the Poster and Demo Proceedings of the 1st International Conference on Semantic and Digital Media Technologies, 2006

Semantic Image Analysis Using a Learning Approach and Spatial Context.
Proceedings of the Semantic Multimedia, 2006

Using Context and a Genetic Algorithm for Knowledge Assisted Image Analysis.
Proceedings of the Poster and Demo Proceedings of the 1st International Conference on Semantic and Digital Media Technologies, 2006

M-OntoMat-Annotizer: Image Annotation Linking Ontologies and Multimedia Low-Level Features.
Proceedings of the Knowledge-Based Intelligent Information and Engineering Systems, 2006

An Automated Model for Rapid and Reliable Segmentation of Intravascular Ultrasound Images.
Proceedings of the Biological and Medical Data Analysis, 7th International Symposium, 2006

Advances in semantic multimedia analysis for personalised content access.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

A Hybrid Ontology and Content-Based Search Engine For Multimedia Retrieval.
Proceedings of the ADBIS 2006, 2006

2005
Knowledge-assisted semantic video object detection.
IEEE Trans. Circuits Syst. Video Techn., 2005

An Ontology Infrastructure for Multimedia Reasoning.
Proceedings of the Visual Content Processing and Representation, 2005

Using a Multimedia Ontology Infrastructure for Semantic Annotation of Multimedia Content.
Proceedings of the 5th International Workshop on Knowledge Markup and Semantic Annotation ( SemAnnot 2005 ) located at the 4rd International Semantic Web Conference ISWC 2005, 2005

A genetic algorithm-based approach to knowledge-assisted video analysis.
Proceedings of the 2005 International Conference on Image Processing, 2005

Semantic Annotation of Images and Videos for Multimedia Analysis.
Proceedings of the Semantic Web: Research and Applications, 2005

Multimedia Content Indexing and Retrieval Using an Object Ontology.
Proceedings of the Multimedia Content and the Semantic Web, 2005

2004
Video object segmentation using Bayes-based temporal tracking and trajectory-based region merging.
IEEE Trans. Circuits Syst. Video Techn., 2004

Real-time compressed-domain spatiotemporal segmentation and ontologies for video indexing and retrieval.
IEEE Trans. Circuits Syst. Video Techn., 2004

Still Image Segmentation Tools For Object-Based Multimedia Applications.
IJPRAI, 2004

An MPEG-4 Tool for Composing 3D Scenes.
IEEE MultiMedia, 2004

Region-Based Image Retrieval Using an Object Ontology and Relevance Feedback.
EURASIP J. Adv. Sig. Proc., 2004

An Ontology Framework For Knowledge-Assisted Semantic Video Analysis and Annotation.
Proceedings of the 4th International Workshop on Knowledge Markup and Semantic Annotation ( SemAnnot 2004 ) located at the 3rd International Semantic Web Conference ISWC 2004 8th November 2004, 2004

Combining Multiple Segmentation Algorithms and the MPEG-7 eXperimentation Model in the Schema Reference System.
Proceedings of the 8th International Conference on Information Visualisation, 2004

A knowledge-based approach to domain-specific compressed video analysis.
Proceedings of the 2004 International Conference on Image Processing, 2004

Knowledge Representation for Semantic Multimedia Content Analysis and Reasoning.
Proceedings of the Knowledge-Based Media Analysis for Self-Adaptive and Agile Multi-Media, 2004

Achieving Integration of Knowledge and Content Technologies: The aceMedia Project.
Proceedings of the Knowledge-Based Media Analysis for Self-Adaptive and Agile Multi-Media, 2004

A Test-Bed for Region-Based Image Retrieval Using Multiple Segmentation Algorithms and the MPEG-7 eXperimentation Model: The Schema Reference System.
Proceedings of the Image and Video Retrieval: Third International Conference, 2004

2003
MPEG-4 Authoring Tool Using Moving Object Segmentation and Tracking in Video Shots.
EURASIP J. Adv. Sig. Proc., 2003

An ontology approach to object-based image retrieval.
Proceedings of the 2003 International Conference on Image Processing, 2003

2002
Segmentation and Content-Based Watermarking for Color Image and Image Region Indexing and Retrieval.
EURASIP J. Adv. Sig. Proc., 2002

A framework for the efficient segmentation of large-format color images.
Proceedings of the 2002 International Conference on Image Processing, 2002

2001
Hierarchical representation and coding of surfaces using 3-D polygon meshes.
IEEE Trans. Image Processing, 2001

MPEG-4 authoring tool for the composition of 3D audiovisual scenes.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001

Region-based color image indexing and retrieval.
Proceedings of the 2001 International Conference on Image Processing, 2001

A World Wide Web Region-Based Image Search Engine.
Proceedings of the 11th International Conference on Image Analysis and Processing (ICIAP 2001), 2001

Content based representation of colour image sequences.
Proceedings of the IEEE International Conference on Acoustics, 2001

MPEG-4 Authoring Tool for the Composition of 3D Audiovisual Scenes.
Proceedings of the 2nd International Workshop on Digital and Computational Video (DCV 2001), 2001

2000
Deformable Boundary Detection of Stents in Angiographic Images.
IEEE Trans. Med. Imaging, 2000

Hierarchical Representation of Surfaces Using 3D Wireframes.
Proceedings of the 8-th International Conference in Central Europe on Computer Graphics, 2000

Optimal Hierarchical Adaptive Mesh Construction Using FCO Sampling.
Proceedings of the International Conference on Information Visualisation, 2000

Spatiotemporal segmentation and tracking of objects in color image sequences.
Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

Hierarchical Representation and Coding of Surfaces Using 3D Polygon Meshes.
Proceedings of the 2000 International Conference on Image Processing, 2000

1999
3D object articulation and motion estimation in model-based stereoscopic videoconference image sequence analysis and coding.
Sig. Proc.: Image Comm., 1999

Spatiotemporal Segmentation and Tracking of Objects for Visualization of Videoconference Image Sequences.
Proceedings of the IEEE International Conference on Multimedia Computing and Systems, 1999

Using 3D Models for the Segmentation of Image Sequences.
Proceedings of the 1999 International Conference on Image Processing, 1999

Spatiotemporal Segmentation and Tracking of Objects in Image Sequences.
Proceedings of the 1999 International Conference on Image Processing, 1999

Object Articulation Based on Local 3D Motion Estimation.
Proceedings of the Multimedia Applications, Services and Techniques, 1999

1998
3-D model-based segmentation of videoconference image sequences.
IEEE Trans. Circuits Syst. Video Techn., 1998

Flexible 3D motion estimation and tracking for multiview image sequence coding.
Sig. Proc.: Image Comm., 1998

3D Model-based Segmentation of Videoconference Image Sequences.
Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

Visualisation of videoconference image sequences using VRML 2.0.
Proceedings of the 9th European Signal Processing Conference, 1998

3D Representation of Videoconference Image Sequences Using VRML 2.0.
Proceedings of the Multimedia Applications, Services and Techniques, 1998

1997
3D Object Articulation and Motion Estimation for Efficient Multiview Image Sequence Coding.
Proceedings of the Proceedings 1997 International Conference on Image Processing, 1997

Use of Object Articulation and Motion Estimation for Video Production.
Proceedings of the Multimedia Applications, Services and Techniques, 1997


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