Iraklis Varlamis

According to our database1, Iraklis Varlamis authored at least 137 papers between 2000 and 2022.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.



In proceedings 
PhD thesis 


Online presence:



User Evaluation and Metrics Analysis of a Prototype Web-Based Federated Search Engine for Art and Cultural Heritage.
Inf., 2022

Detection of fake news campaigns using graph convolutional networks.
Int. J. Inf. Manag. Data Insights, 2022

A Survey on the Use of Graph Convolutional Networks for Combating Fake News.
Future Internet, 2022

Mapping Art to a Knowledge Graph: Using Data for Exploring the Relations among Visual Objects in Renaissance Art.
Future Internet, 2022

Estimation on the Importance of Semantic Web Integration for Art and Culture Related Online Media Outlets.
Future Internet, 2022

Blockchain-based recommender systems: Applications, challenges and future opportunities.
Comput. Sci. Rev., 2022

Classification of Scientific Documents in the Kazakh Language Using Deep Neural Networks and a Fusion of Images and Text.
Big Data Cogn. Comput., 2022

Social Spatio-temporal Keyword Pattern (S²KP) Queries in Multiple Aspect Trajectories Databases.
Proceedings of the SSDBM 2022: 34th International Conference on Scientific and Statistical Database Management, Copenhagen, Denmark, July 6, 2022

The future of safe BVLOS drone operations with respect to system and service engineering.
Proceedings of the IEEE International Conference on Service-Oriented System Engineering, 2022

Use of AI methods for handling multi-dimensionality and missing values in biomedical data.
Proceedings of the SETN 2022: 12th Hellenic Conference on Artificial Intelligence, Corfu Greece, September 7, 2022

Developing a news classifier for Greek using BERT.
Proceedings of the 7th South-East Europe Design Automation, 2022

AI-as-a-Service Toolkit for Human-Centered Intelligence in Autonomous Driving.
Proceedings of the 2022 IEEE International Conference on Pervasive Computing and Communications Workshops and other Affiliated Events, 2022

Online Training for Fuel Oil Consumption Estimation: A Data Driven Approach.
Proceedings of the 23rd IEEE International Conference on Mobile Data Management, 2022

Computationally Efficient Rehearsal for Online Continual Learning.
Proceedings of the Image Analysis and Processing - ICIAP 2022, 2022

A big data approach for Fuel Oil Consumption estimation in the maritime industry.
Proceedings of the Eighth IEEE International Conference on Big Data Computing Service and Applications, 2022

A Micro-Moment System for Domestic Energy Efficiency Analysis.
IEEE Syst. J., 2021

A Survey on Sentiment Analysis and Opinion Mining in Greek Social Media.
Inf., 2021

A survey of recommender systems for energy efficiency in buildings: Principles, challenges and prospects.
Inf. Fusion, 2021

The emergence of explainability of intelligent systems: Delivering explainable and personalized recommendations for energy efficiency.
Int. J. Intell. Syst., 2021

Fake news detection: A hybrid CNN-RNN based deep learning approach.
Int. J. Inf. Manag. Data Insights, 2021

A distributed framework for extracting maritime traffic patterns.
Int. J. Geogr. Inf. Sci., 2021

Stop-and-move sequence expressions over semantic trajectories.
Int. J. Geogr. Inf. Sci., 2021

Building navigation networks from multi-vessel trajectory data.
GeoInformatica, 2021

Affinity analysis for studying physicians' prescription behavior.
Data Min. Knowl. Discov., 2021

A Survey of UAS Technologies to Enable Beyond Visual Line Of Sight (BVLOS) Operations.
Proceedings of the 7th International Conference on Vehicle Technology and Intelligent Transport Systems, 2021

A novel similarity measure for multiple aspect trajectory clustering.
Proceedings of the SAC '21: The 36th ACM/SIGAPP Symposium on Applied Computing, 2021

Detection of physical strain and fatigue in industrial environments using visual and non-visual sensors.
Proceedings of the PETRA '21: The 14th PErvasive Technologies Related to Assistive Environments Conference, Virtual Event, Greece, 29 June, 2021

Bibliometrics for Measuring Social Media Influence: Evaluating the use of h-Index as a ranking metric of Twitter users' influence.
Proceedings of the PCI 2021: 25th Pan-Hellenic Conference on Informatics, Volos, Greece, November 26, 2021

A driving profile recommender system for autonomous driving using sensor data and reinforcement learning.
Proceedings of the PCI 2021: 25th Pan-Hellenic Conference on Informatics, Volos, Greece, November 26, 2021

Emotion detection on Greek social media using Bidirectional Encoder Representations from Transformers.
Proceedings of the PCI 2021: 25th Pan-Hellenic Conference on Informatics, Volos, Greece, November 26, 2021

Micro-moment-based Interventions for a Personalized Support of Healthy and Sustainable Ageing at Work: Development and Application of a Context-sensitive Recommendation Framework.
Proceedings of the 13th International Joint Conference on Computational Intelligence, 2021

Open Source Systems: Enterprise Software and Solutions.
J. Syst. Softw., 2020

A distributed architecture for large scale news and social media processing.
Int. J. Web Eng. Technol., 2020

Exploring the Dominance of the English Language on the Websites of EU Countries.
Future Internet, 2020

REHAB-C: Recommendations for Energy HABits Change.
Future Gener. Comput. Syst., 2020

A versatile package recommendation framework aiming at preference score maximization.
Evol. Syst., 2020

The emergence of Explainability of Intelligent Systems: Delivering Explainable and Personalised Recommendations for Energy Efficiency.
CoRR, 2020

Achieving Domestic Energy Efficiency Using Micro-Moments and Intelligent Recommendations.
IEEE Access, 2020

Reducing energy waste in households through real-time recommendations.
Proceedings of the RecSys 2020: Fourteenth ACM Conference on Recommender Systems, 2020

Online federated learning with imbalanced class distribution.
Proceedings of the PCI 2020: 24th Pan-Hellenic Conference on Informatics, 2020

Real-time personalised energy saving recommendations.
Proceedings of the 2020 International Conferences on Internet of Things (iThings) and IEEE Green Computing and Communications (GreenCom) and IEEE Cyber, 2020

On the Applicability of 2D Local Binary Patterns for Identifying Electrical Appliances in Non-intrusive Load Monitoring.
Proceedings of the Intelligent Systems and Applications, 2020

A model for predicting room occupancy based on motion sensor data.
Proceedings of the IEEE International Conference on Informatics, 2020

Data Analytics, Automations, and Micro-Moment Based Recommendations for Energy Efficiency.
Proceedings of the 6th IEEE International Conference on Big Data Computing Service and Applications, 2020

The Role of Micro-Moments: A Survey of Habitual Behavior Change and Recommender Systems for Energy Saving.
IEEE Syst. J., 2019

Strand: scalable trilateration with Node.js.
J. Cloud Comput., 2019

A knowledge-based semantic framework for query expansion.
Inf. Process. Manag., 2019

Optimizing Parallel Collaborative Filtering Approaches for Improving Recommendation Systems Performance.
Inf., 2019

A Framework for the Detection of Search and Rescue Patterns Using Shapelet Classification.
Future Internet, 2019

Academic Excellence, Website Quality, SEO Performance: Is there a Correlation?
Future Internet, 2019

Parallelization of large-scale drug-protein binding experiments.
Future Gener. Comput. Syst., 2019

Boosting Domestic Energy Efficiency Through Accurate Consumption Data Collection.
Proceedings of the 2019 IEEE SmartWorld, 2019

"I Want to ... Change": Micro-moment based Recommendations can Change Users' Energy Habits.
Proceedings of the 8th International Conference on Smart Cities and Green ICT Systems, 2019

Reshaping Consumption Habits by Exploiting Energy-Related Micro-moment Recommendations: A Case Study.
Proceedings of the Smart Cities, Green Technologies and Intelligent Transport Systems, 2019

The effect of global and local influence models on the quality of recommendations.
Proceedings of the 2019 Summer Simulation Conference, 2019

Uncovering Hidden Concepts from AIS Data: A Network Abstraction of Maritime Traffic for Anomaly Detection.
Proceedings of the Multiple-Aspect Analysis of Semantic Trajectories, 2019

Smart Energy Usage and Visualization Based on Micro-moments.
Proceedings of the Intelligent Systems and Applications, 2019

PaloAnalytics: project concept, scope and early results from the system implementation.
Proceedings of the 10th International Conference on Information, 2019

A data mining approach for predicting main-engine rotational speed from vessel-data measurements.
Proceedings of the 23rd International Database Applications & Engineering Symposium, 2019

A Network Abstraction of Multi-vessel Trajectory Data for Detecting Anomalies.
Proceedings of the Workshops of the EDBT/ICDT 2019 Joint Conference, 2019

Graph matching on social networks without any side information.
Proceedings of the 2019 IEEE International Conference on Big Data (IEEE BigData), 2019

Social recommendations for personalized fitness assistance.
Pers. Ubiquitous Comput., 2018

Recommender Systems for Large-Scale Social Networks: A review of challenges and solutions.
Future Gener. Comput. Syst., 2018

Text Classification Using the N-Gram Graph Representation Model Over High Frequency Data Streams.
Frontiers Appl. Math. Stat., 2018

Detecting Search and Rescue Missions from AIS Data.
Proceedings of the 34th IEEE International Conference on Data Engineering Workshops, 2018

Document clustering as a record linkage problem.
Proceedings of the ACM Symposium on Document Engineering 2018, 2018

Extracting User Habits from Google Maps History Logs.
Proceedings of the IEEE/ACM 2018 International Conference on Advances in Social Networks Analysis and Mining, 2018

Large scale opinion mining for social, news and blog data.
J. Syst. Softw., 2017

Detecting rising stars in dynamic collaborative networks.
J. Informetrics, 2017

Finding influential sources and breaking news in news media using graph analysis techniques.
Int. J. Web Eng. Technol., 2017

PaloPro: a platform for knowledge extraction from big social data and the news.
Int. J. Big Data Intell., 2017

Application of data mining techniques and data analysis methods to measure cancer morbidity and mortality data in a regional cancer registry: The case of the island of Crete, Greece.
Comput. Methods Programs Biomed., 2017

A Graph-based Text Similarity Measure That Employs Named Entity Information.
Proceedings of the International Conference Recent Advances in Natural Language Processing, 2017

Parallelization of Large-Scale Drug-Protein Binding Experiments.
Proceedings of the 2017 International Conference on High Performance Computing & Simulation, 2017

A Package Recommendation Framework Based on Collaborative Filtering and Preference Score Maximization.
Proceedings of the Engineering Applications of Neural Networks, 2017

Detecting Aggressive Behavior in Discussion Threads Using Text Mining.
Proceedings of the Computational Linguistics and Intelligent Text Processing, 2017

Application of Affinity Analysis Techniques on Diagnosis and Prescription Data.
Proceedings of the 30th IEEE International Symposium on Computer-Based Medical Systems, 2017

Scaling Collaborative Filtering to Large-Scale Bipartite Rating Graphs Using Lenskit and Spark.
Proceedings of the Third IEEE International Conference on Big Data Computing Service and Applications, 2017

Distributing N-Gram Graphs for Classification.
Proceedings of the New Trends in Databases and Information Systems, 2017

PRO-Fit: Exercise with friends.
Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

A Platform for Real-Time Opinion Mining from Social Media and News Streams.
Proceedings of the 2015 IEEE TrustCom/BigDataSE/ISPA, 2015

Evolutionary data sampling for user movement classification.
Proceedings of the IEEE Congress on Evolutionary Computation, 2015

TipMe: Personalized advertising and aspect-based opinion mining for users and businesses.
Proceedings of the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2015

Strengthening Privacy in Healthcare Social Networks.
Proceedings of the Medical Data Privacy Handbook, 2015

A Trust-Aware System for Personalized User Recommendations in Social Networks.
IEEE Trans. Syst. Man Cybern. Syst., 2014

Classification of movement data concerning user's activity recognition via mobile phones.
Proceedings of the 4th International Conference on Web Intelligence, 2014

Using Social Data for Personalizing Review Rankings.
Proceedings of the 6th Workshop on Recommender Systems and the Social Web (RSWeb 2014) co-located with the 8th ACM Conference on Recommender Systems (RecSys 2014), 2014

PYTHIA: Employing Lexical and Semantic Features for Sentiment Analysis.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2014

An automatic wrapper generation process for large scale crawling of news websites.
Proceedings of the 18th Panhellenic Conference on Informatics, 2014

A scalable solution for personalized recommendations in large-scale social networks.
Proceedings of the 18th Panhellenic Conference on Informatics, 2014

Application of Social Network Metrics to a Trust-Aware Collaborative Model for Generating Personalized User Recommendations.
Proceedings of the Influence of Technology on Social Network Analysis and Mining, 2013

Semantic smoothing for text clustering.
Knowl. Based Syst., 2013

Temporal Classifiers for Predicting the Expansion of Medical Subject Headings.
Proceedings of the Computational Linguistics and Intelligent Text Processing, 2013

A Security Model for Virtual Healthcare Communities.
Proceedings of the Virtual Communities, Social Networks and Collaboration, 2012

Mining potential research synergies from co-authorship graphs using power graph analysis.
Int. J. Web Eng. Technol., 2012

Use of social media by healthcare professionals in Greece: an exploratory study.
Int. J. Electron. Heal., 2012

Word Sense Disambiguation as an Integer Linear Programming Problem.
Proceedings of the Artificial Intelligence: Theories and Applications, 2012

SemaFor: semantic document indexing using semantic forests.
Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

A risk management model for securing virtual healthcare communities.
Int. J. Electron. Heal., 2011

A Knowledge-Based Semantic Kernel for Text Classification.
Proceedings of the String Processing and Information Retrieval, 2011

How to Become a Group Leader? or Modeling Author Types Based on Graph Mining.
Proceedings of the Research and Advanced Technology for Digital Libraries, 2011

Visualizing Bibliographic Databases as Graphs and Mining Potential Research Synergies.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2011

Blog Rating as an Iterative Collaborative Process.
Proceedings of the Semantics in Adaptive and Personalized Services: Methods, 2010

Web-Based Communities for Lifelong Medical Learning.
Proceedings of the Web-Based Applications in Healthcare and Biomedicine, 2010

Mining Frequent Generalized Patterns for Web Personalization in the Presence of Taxonomies.
Int. J. Data Warehous. Min., 2010

Text Relatedness Based on a Word Thesaurus.
J. Artif. Intell. Res., 2010

Self-supportive virtual communities.
Int. J. Web Based Communities, 2010

Scalable Semantic Annotation of Text Using Lexical and Web Resources.
Proceedings of the Artificial Intelligence: Theories, 2010

A Framework for the Quality Assurance of Blended E-Learning Communities.
Proceedings of the Knowledge-Based and Intelligent Information and Engineering Systems, 2010

Quality of Content in Web 2.0 Applications.
Proceedings of the Knowledge-Based and Intelligent Information and Engineering Systems, 2010

SemanticRank: Ranking Keywords and Sentences Using Semantic Graphs.
Proceedings of the COLING 2010, 2010

An Experimental Study on Unsupervised Graph-based Word Sense Disambiguation.
Proceedings of the Computational Linguistics and Intelligent Text Processing, 2010

A Study on Social Network Metrics and Their Application in Trust Networks.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2010

Semantically driven snippet selection for supporting focused web searches.
Data Knowl. Eng., 2009

To Click or not to Click? The Role of Contextualized and User-Centric Web Snippets
CoRR, 2009

Semantic relatedness hits bibliographic data.
Proceedings of the 11th ACM International Workshop on Web Information and Data Management (WIDM 2009), 2009

Towards a Personalized Blog Site Recommendation System: A Collaborative Rating Approach.
Proceedings of the 4th International Workshop on Semantic Media Adaptation and Personalization, 2009

Omiotis: A Thesaurus-Based Measure of Text Relatedness.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2009

Security and trust in virtual healthcare communities.
Proceedings of the 2nd International Conference on Pervasive Technologies Related to Assistive Environments, 2009

Increased Content Accessibility For Wikis And Blogs.
Proceedings of the 4th Mediterranean Conference on Information Systems, 2009

Medical Informatics in the Web 2.0 Era.
Proceedings of the New Directions in Intelligent Interactive Multimedia, 2008

Word Sense Disambiguation with Semantic Networks.
Proceedings of the Text, Speech and Dialogue, 11th International Conference, 2008

Monitoring the evolution of interests in the blogosphere.
Proceedings of the 24th International Conference on Data Engineering Workshops, 2008

BLOGRANK: Ranking on the blogosphere.
Proceedings of the First International Conference on Weblogs and Social Media, 2007

Wordrank: A Method for Ranking Web Pages Based on Content Similarity.
Proceedings of the Workshop Proceedings of the 24th British National Conference on Databases, 2007

A Framework for Building Virtual Communities for Education.
Proceedings of the EC-TEL06 Workshops, Crete, Greece , October 1-2, 2006, 2006

BlogRank: ranking weblogs based on connectivity and similarity features.
Proceedings of the 2nd international workshop on Advanced architectures and algorithms for internet delivery and applications, 2006

A Framework for Monitoring the Unsupervised Educational Process and Adapting the Content and Activities to Students' Needs.
Proceedings of the Web Information Systems Engineering - WISE 2005 Workshops, 2005

THESUS, a Closer View on Web Content Management Enhanced with Link Semantics.
IEEE Trans. Knowl. Data Eng., 2004

Distributed Virtual Reality Authoring Interfaces for the WWW: The VR-Shop Case.
Multim. Tools Appl., 2004

THESUS: Organizing Web document collections based on link semantics.
VLDB J., 2003

SEWeP: using site semantics and a taxonomy to enhance the Web personalization process.
Proceedings of the Ninth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Washington, DC, USA, August 24, 2003

Web Document Searching Using Enhanced Hyperlink Semantics Based on XML.
Proceedings of the International Database Engineering & Applications Symposium, 2001

Bridging XML-schema and relational databases: a system for generating and manipulating relational databases using valid XML documents.
Proceedings of the 2001 ACM Symposium on Document Engineering, 2001

Distributed Virtual Reality Authoring Interfaces for the WWW.
Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000