Michalis Vazirgiannis

2025

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ADMP-GNN: Adaptive Depth Message Passing GNN.
Yassine Abbahaddou|Fragkiskos D. Malliaros|Johannes F. Lutzeyer|Michalis Vazirgiannis
Proceedings of the 34th ACM International Conference on Information and Knowledge Management, CIKM 2025, Seoul, Republic of Korea, November 10-14, 2025

2023

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GNNs and Graph Generative models for biomedical applications.
Michalis Vazirgiannis
Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2019

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Gravity-Inspired Graph Autoencoders for Directed Link Prediction.
Guillaume Salha|Stratis Limnios|Romain Hennequin|Viet-Anh Tran|Michalis Vazirgiannis
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.
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Machine Learning on Graphs with Kernels.
Michalis Vazirgiannis|Giannis Nikolentzos|Giannis Siglidis
Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

2018

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Enhancing Graph Kernels via Successive Embeddings.
Giannis Nikolentzos|Michalis Vazirgiannis
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018
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GraphRep: Boosting Text Mining, NLP and Information Retrieval with Graphs.
Moonshik Shin|Michalis Vazirgiannis|Fragkiskos D. Malliaros|Giannis Nikolentzos
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018
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An Optimization Approach for Sub-event Detection and Summarization in Twitter.
Polykarpos Meladianos|Christos Xypolopoulos|Giannis Nikolentzos|Michalis Vazirgiannis
Advances in Information Retrieval - 40th European Conference on IR Research, ECIR 2018, Grenoble, France, March 26-29, 2018, Proceedings
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BigNet 2018 Chairs' Welcome & Organization.
Jie Tang|Michalis Vazirgiannis|Yuxiao Dong|Fragkiskos D. Malliaros|Michael Cochez|Mayank Kejriwal|Achim Rettinger
Companion Proceedings of the The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

2017

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Introduction to Special Issue on Social Media Processing (TIST-SMP).
Ronald Burt|Jie Tang|Michalis Vazirgiannis|Shuang Yang
ACM Transactions on Intelligent Systems and Technology (TIST) 2017 Volume 8 Issue 6
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Graph of Words: Boosting Text Mining Tasks with Graphs.
Michalis Vazirgiannis
Proceedings of the 26th International Conference on World Wide Web Companion, Perth, Australia, April 3-7, 2017

2016

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BigNet 2016: First Workshop on Big Network Analytics.
Jie Tang|Keke Cai|Zhong Su|Hanghang Tong|Michalis Vazirgiannis|Yang Yang
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2015

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Graph-of-word: boosting text mining with graphs.
Michalis Vazirgiannis
CORIA 2015 - Conférence en Recherche d'Infomations et Applications - 12th French Information Retrieval Conference, Paris, France, March 18-20, 2015.
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Main Core Retention on Graph-of-Words for Single-Document Keyword Extraction.
François Rousseau|Michalis Vazirgiannis
Advances in Information Retrieval - 37th European Conference on IR Research, ECIR 2015, Vienna, Austria, March 29 - April 2, 2015. Proceedings
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AUEB at TREC 2015: Clinical Decision Support Track.
Giannis Nikolentzos|Polykarpos Meladianos|Nektarios Liakis|Michalis Vazirgiannis
Proceedings of The Twenty-Fourth Text REtrieval Conference, TREC 2015, Gaithersburg, Maryland, USA, November 17-20, 2015
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Spread it Good, Spread it Fast: Identification of Influential Nodes in Social Networks.
Maria-Evgenia G. Rossi|Fragkiskos D. Malliaros|Michalis Vazirgiannis
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

2013

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To stay or not to stay: modeling engagement dynamics in social graphs.
Fragkiskos D. Malliaros|Michalis Vazirgiannis
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Graph-of-word and TW-IDF: new approach to ad hoc IR.
François Rousseau|Michalis Vazirgiannis
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Automated snippet generation for online advertising.
Stamatina Thomaidou|Ismini Lourentzou|Panagiotis Katsivelis-Perakis|Michalis Vazirgiannis
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Match the news: a firefox extension for real-time news recommendation.
Margarita Karkali|Dimitris Pontikis|Michalis Vazirgiannis
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
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Composition of TF normalizations: new insights on scoring functions for ad hoc IR.
François Rousseau|Michalis Vazirgiannis
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013
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Advanced graph mining for community evaluation in social networks and the web.
Christos Giatsidis|Fragkiskos D. Malliaros|Michalis Vazirgiannis
Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013

2012

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Keeping keywords fresh: a BM25 variation for personalized keyword extraction.
Margarita Karkali|Vassilis Plachouras|Constantinos Stefanatos|Michalis Vazirgiannis
2nd Temporal Web Analytics Workshop, TempWeb '12, Lyon, France, April 16-17, 2012

2010

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On the selectivity of multidimensional routing indices.
Christos Doulkeridis|Akrivi Vlachou|Kjetil Nørvåg|Yannis Kotidis|Michalis Vazirgiannis
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

2009

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Multidimensional routing indices for efficient distributed query processing.
Christos Doulkeridis|Akrivi Vlachou|Kjetil Nørvåg|Yannis Kotidis|Michalis Vazirgiannis
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

2008

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Peer-to-peer similarity search over widely distributed document collections.
Christos Doulkeridis|Kjetil Nørvåg|Qinghao Wu|Michalis Vazirgiannis|Yifan Shen|Kjetil Nørvåg|Qinghao Wu|Yifan Shen|Michalis Vazirgiannis
Proceeding of the 2008 ACM Workshop on Large-Scale Distributed Systems for Information Retrieval, LSDS-IR 2008, Napa Valley, California, USA, October 30, 2008
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Web page rank prediction with markov models.
Michalis Vazirgiannis|Dimitris Drosos|Pierre Senellart|Akrivi Vlachou
Proceedings of the 17th International Conference on World Wide Web, WWW 2008, Beijing, China, April 21-25, 2008

2007

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Comparing apples and oranges: normalized pagerank for evolving graphs.
Klaus Berberich|Srikanta J. Bedathur|Gerhard Weikum|Michalis Vazirgiannis
Proceedings of the 16th International Conference on World Wide Web, WWW 2007, Banff, Alberta, Canada, May 8-12, 2007

2006

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BuzzRank ... and the trend is your friend.
Klaus Berberich|Srikanta J. Bedathur|Michalis Vazirgiannis|Gerhard Weikum
Proceedings of the 15th international conference on World Wide Web, WWW 2006, Edinburgh, Scotland, UK, May 23-26, 2006
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The SOWES approach to P2P web search using semantic overlays.
Christos Doulkeridis|Kjetil Nørvåg|Michalis Vazirgiannis
Proceedings of the 15th international conference on World Wide Web, WWW 2006, Edinburgh, Scotland, UK, May 23-26, 2006