Denis Helic

Affiliations:
  • Graz University of Technology, Austria


According to our database1, Denis Helic authored at least 97 papers between 1999 and 2021.

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

Timeline

Legend:

Book 
In proceedings 
Article 
PhD thesis 
Other 

Links

Online presence:

On csauthors.net:

Bibliography

2021
RFID-based Article-to-Fixture Predictions in Real-World Fashion Stores.
CoRR, 2021

Surfacing Estimation Uncertainty in the Decay Parameters of Hawkes Processes with Exponential Kernels.
CoRR, 2021

Volunteer contributions to Wikipedia increased during COVID-19 mobility restrictions.
CoRR, 2021

Synwalk - Community Detection via Random Walk Modelling.
CoRR, 2021

Limiting Tags Fosters Efficiency.
Proceedings of the WebSci '21: 13th ACM Web Science Conference 2021, 2021

Analysis and Prediction of Multilingual Controversy on Reddit.
Proceedings of the WebSci '21: 13th ACM Web Science Conference 2021, 2021

Evaluating recommender systems in feature model configuration.
Proceedings of the SPLC '21: 25th ACM International Systems and Software Product Line Conference, 2021

Constraint-Aware Recommendation of Complex Items (Long paper).
Proceedings of the Joint Workshop Proceedings of the 3rd Edition of Knowledge-aware and Conversational Recommender Systems (KaRS) and the 5th Edition of Recommendation in Complex Environments (ComplexRec) co-located with 15th ACM Conference on Recommender Systems (RecSys 2021), 2021

Social Facilitation Among Gamblers: A Large-Scale Study Using Account-Based Data.
Proceedings of the Fifteenth International AAAI Conference on Web and Social Media, 2021

Structack: Structure-based Adversarial Attacks on Graph Neural Networks.
Proceedings of the HT '21: 32nd ACM Conference on Hypertext and Social Media, Virtual Event, USA, 30 August 2021, 2021

2020
Relating Wikipedia article quality to edit behavior and link structure.
Appl. Netw. Sci., 2020

Text sentiment in the Age of Enlightenment: an analysis of spectator periodicals.
Appl. Netw. Sci., 2020

Mind the Gap: Exploring Shopping Preferences Across Fashion Retail Channels.
Proceedings of the 28th ACM Conference on User Modeling, Adaptation and Personalization, 2020

Employee Satisfaction in Online Reviews.
Proceedings of the Social Informatics - 12th International Conference, 2020

Mining Digital User Traces.
Proceedings of the Seventh International Conference on Social Networks Analysis, 2020

Show Me the Money: RFID-based Article-to-Fixture Predictions for Fashion Retail Stores.
Proceedings of the IEEE International Conference on RFID, 2020

Empirical Comparison of Graph Embeddings for Trust-Based Collaborative Filtering.
Proceedings of the Foundations of Intelligent Systems - 25th International Symposium, 2020

Can Badges Foster a More Welcoming Culture on Q&A Boards?
Proceedings of the Fourteenth International AAAI Conference on Web and Social Media, 2020

Tell Me What You Want: Embedding Narratives for Movie Recommendations.
Proceedings of the HT '20: 31st ACM Conference on Hypertext and Social Media, 2020

"To be or not to be central" - On the Stability of Network Centrality Measures in Shakespeare's "Hamlet".
Proceedings of the 15th Annual International Conference of the Alliance of Digital Humanities Organizations, 2020

On the Impact of Communities on Semi-supervised Classification Using Graph Neural Networks.
Proceedings of the Complex Networks & Their Applications IX, 2020

2019
Activity Archetypes in Question-and-Answer (Q8A) Websites - A Study of 50 Stack Exchange Instances.
ACM Trans. Soc. Comput., 2019

What's in a Review: Discrepancies Between Expert and Amateur Reviews of Video Games on Metacritic.
Proc. ACM Hum. Comput. Interact., 2019

Self- and Cross-Excitation in Stack Exchange Question & Answer Communities.
Proceedings of the World Wide Web Conference, 2019

Beggars Can't Be Choosers: Augmenting Sparse Data for Embedding-Based Product Recommendations in Retail Stores.
Proceedings of the 27th ACM Conference on User Modeling, Adaptation and Personalization, 2019

Evaluating narrative-driven movie recommendations on Reddit.
Proceedings of the 24th International Conference on Intelligent User Interfaces, 2019

RFID in the Wild - Analyzing Stocktake Data to Determine Detection Probabilities of Products.
Proceedings of the Sixth International Conference on Internet of Things: Systems, 2019

On the Relation of Edit Behavior, Link Structure, and Article Quality on Wikipedia.
Proceedings of the Complex Networks and Their Applications VIII, 2019

Text Sentiment in the Age of Enlightenment.
Proceedings of the Complex Networks and Their Applications VIII, 2019

2018
Tag-Based Navigation and Visualization.
Proceedings of the Social Information Access - Systems and Technologies, 2018

Tag Clouds.
Proceedings of the Encyclopedia of Social Network Analysis and Mining, 2nd Edition, 2018

Invited papers from the ACM conference on hypertext and social media.
New Rev. Hypermedia Multim., 2018

User Behavioral Patterns and Early Dropouts Detection: Improved Users Profiling through Analysis of Successive Offering of MOOC.
J. Univers. Comput. Sci., 2018

Unsupervised Learning for Mental Stress Detection - Exploration of Self-organizing Maps.
Proceedings of the 11th International Joint Conference on Biomedical Engineering Systems and Technologies (BIOSTEC 2018), 2018

2017
A Bayesian Method for Comparing Hypotheses About Human Trails.
ACM Trans. Web, 2017

28th ACM International Conference on Hypertext and Social Media.
SIGWEB Newsl., 2017

How the structure of Wikipedia articles influences user navigation.
New Rev. Hypermedia Multim., 2017

Activity in Questions & Answers Websites.
CoRR, 2017

How Users Explore Ontologies on the Web: A Study of NCBO's BioPortal Usage Logs.
Proceedings of the 26th International Conference on World Wide Web, 2017

Nonlinear Characterization of Activity Dynamics in Online Collaboration Websites.
Proceedings of the 26th International Conference on World Wide Web Companion, 2017

Exploring the Impact of Trolls on Activity Dynamics in Real-World Collaboration Networks.
Proceedings of the 26th International Conference on World Wide Web Companion, 2017

Comparing Hypotheses About Sequential Data: A Bayesian Approach and Its Applications.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2017

MOOC Dropouts: A Multi-system Classifier.
Proceedings of the Data Driven Approaches in Digital Education, 2017

Modeling Peer Influence in Time-Varying Networks.
Proceedings of the Complex Networks & Their Applications VI, 2017

2016
Activity Dynamics in Collaboration Networks.
ACM Trans. Web, 2016

The influence of social status and network structure on consensus building in collaboration networks.
Soc. Netw. Anal. Min., 2016

Evaluating and Improving Navigability of Wikipedia: A Comparative Study of Eight Language Editions.
Proceedings of the 12th International Symposium on Open Collaboration, 2016

Extracting Navigation Hierarchies from Networks with Genetic Algorithms.
Proceedings of the 12th International Conference on Web Information Systems and Technologies, 2016

Steering the Random Surfer on Directed Webgraphs.
Proceedings of the 2016 IEEE/WIC/ACM International Conference on Web Intelligence, 2016

Mining Subgroups with Exceptional Transition Behavior.
Proceedings of the 22nd ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2016

Assessing the Navigational Effects of Click Biases and Link Insertion on the Web.
Proceedings of the 27th ACM Conference on Hypertext and Social Media, 2016

Semantic Stability in Wikipedia.
Proceedings of the Complex Networks & Their Applications V - Proceedings of the 5th International Workshop on Complex Networks and their Applications (COMPLEX NETWORKS 2016), Milan, Italy, November 30, 2016

A Method for Evaluating the Navigability of Recommendation Algorithms.
Proceedings of the Complex Networks & Their Applications V - Proceedings of the 5th International Workshop on Complex Networks and their Applications (COMPLEX NETWORKS 2016), Milan, Italy, November 30, 2016

2015
Using ontologies to model human navigation behavior in information networks: A study based on Wikipedia.
Semantic Web, 2015

How to apply Markov chains for modeling sequential edit patterns in collaborative ontology-engineering projects.
Int. J. Hum. Comput. Stud., 2015

Improving Reachability and Navigability in Recommender Systems.
CoRR, 2015

HypTrails: A Bayesian Approach for Comparing Hypotheses About Human Trails on the Web.
Proceedings of the 24th International Conference on World Wide Web, 2015

Photowalking the City: Comparing Hypotheses About Urban Photo Trails on Flickr.
Proceedings of the Social Informatics - 7th International Conference, 2015

Improving recommender system navigability through diversification: a case study of IMDb.
Proceedings of the 15th International Conference on Knowledge Technologies and Data-driven Business, 2015

Random surfers on a web encyclopedia.
Proceedings of the 15th International Conference on Knowledge Technologies and Data-driven Business, 2015

The Role of Structural Information for Designing Navigational User Interfaces.
Proceedings of the 26th ACM Conference on Hypertext & Social Media, 2015

VizTrails: An Information Visualization Tool for Exploring Geographic Movement Trajectories.
Proceedings of the 26th ACM Conference on Hypertext & Social Media, 2015

The Influence of Social Status on Consensus Building in Collaboration Networks.
Proceedings of the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2015

2014
Tag Clouds.
Encyclopedia of Social Network Analysis and Mining, 2014

Sequential Usage Patterns in Collaborative Ontology-Engineering Projects.
CoRR, 2014

Memory and Structure in Human Navigation Patterns.
CoRR, 2014

HypTrails: A Bayesian Approach for Comparing Hypotheses about Human Trails.
CoRR, 2014

The Role of Homophily and Popularity in Informed Decentralized Search.
Proceedings of the 2nd International Workshop on Dynamic Networks and Knowledge Discovery, 2014

Regular equivalence in informed network search.
Proceedings of the 37th International Convention on Information and Communication Technology, 2014

2013
Models of human navigation in information networks based on decentralized search.
Proceedings of the 24th ACM Conference on Hypertext and Social Media (part of ECRC), 2013

2012
Evaluation of Folksonomy Induction Algorithms.
ACM Trans. Intell. Syst. Technol., 2012

How do Social Networks Influence Learning Outcomes? A Case Study in an Industrial Setting.
Interact. Technol. Smart Educ., 2012

Analyzing user click paths in a Wikipedia navigation game.
Proceedings of the 2012 Proceedings of the 35th International Convention, 2012

Exploring the differences and similarities between hierarchical decentralized search and human navigation in information networks.
Proceedings of the 12th International Conference on Knowledge Management and Knowledge Technologies, 2012

Navigational efficiency of broad vs. narrow folksonomies.
Proceedings of the 23rd ACM Conference on Hypertext and Social Media, 2012

2011
On the Construction of Efficiently Navigable Tag Clouds Using Knowledge from Structured Web Content.
J. Univers. Comput. Sci., 2011

Are tag clouds useful for navigation? A network-theoretic analysis.
Int. J. Soc. Comput. Cyber Phys. Syst., 2011

Implementation of a Wiki-based Information and Communication System for Academia Europaea.
J. Comput. Inf. Technol., 2011

Pragmatic evaluation of folksonomies.
Proceedings of the 20th International Conference on World Wide Web, 2011

Enhancing the navigability of social tagging systems with tag taxonomies.
Proceedings of the I-KNOW 2011, 2011

The effects of navigation tools on the navigability of web-based information systems.
Proceedings of the I-KNOW 2011, 2011

Building directories for social tagging systems.
Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

2010
Discovery and Construction of Authors' Profile from Linked Data (A case study for Open Digital Journal).
Proceedings of the WWW2010 Workshop on Linked Data on the Web, 2010

The Austrian way of Wiki(pedia)!: development of a structured Wiki-based encyclopedia within a local Austrian context.
Proceedings of the 6th International Symposium on Wikis and Open Collaboration, 2010

On the Navigability of Social Tagging Systems.
Proceedings of the 2010 IEEE Second International Conference on Social Computing, 2010

Linking Related Documents: Combining Tag Clouds and Search Queries.
Proceedings of the Web Engineering, 10th International Conference, 2010

2009
Towards a Standardized e-Assessment System: Motivations, Challenges and First Findings.
iJET, 2009

2008
Integrated Copy-Paste Checking: Design and Services.
Proceedings of the 8th IEEE International Conference on Advanced Learning Technologies, 2008

2007
Formal Representations of Learning Scenarios: A Methodology to Configure E-Learning Systems.
J. Univers. Comput. Sci., 2007

2005
An Ontology-Based Approach to Supporting Didactics in E-Learning Systems.
Proceedings of the 5th IEEE International Conference on Advanced Learning Technologies, 2005

2004
Knowledge transfer processes in a modern WBT system.
J. Netw. Comput. Appl., 2004

Combining individual tutoring with automatic course sequencing in WBT systems.
Proceedings of the 13th international conference on World Wide Web, 2004

2001
Mentoring Sessions: Increasing the Influence of Tutors on the Learning Process in WBT Systems.
Proceedings of WebNet 2001, 2001

Knowledge Domains: A Global Structuring Mechanism for Learning Resources in WBT Systems.
Proceedings of WebNet 2001, 2001

1999
Introducing hypermedia composites to WWW.
J. Netw. Comput. Appl., 1999

A Practical Approach to Authoring Hypermedia Composites Used for Web Applications.
Proceedings of WebNet 99, 1999

The HC-Data Model: A New Semantic Hypermedia Data Model.
Proceedings of WebNet 99, 1999


  Loading...