2022

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A Content Recommendation Policy for Gaining Subscribers
Konstantinos Theocharidis | Manolis Terrovitis | Spiros Skiadopoulos | Panagiotis Karras
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

2021

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Boosting Graph Alignment Algorithms
Alexander Frederiksen Kyster | Simon Daugaard Nielsen | Judith Hermanns | Davide Mottin | Panagiotis Karras
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

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Centerpoint Query Authentication
Magnus Haxen | Morten Raeburn | Peyman Afshani | Panagiotis Karras
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

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Sparse Shield: Social Network Immunization vs. Harmful Speech
Alexandru Petrescu | Ciprian-Octavian Truica | Elena Simona Apostol | Panagiotis Karras
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2020

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Selecting Influential Features by a Learnable Content-Aware Linear Threshold Model
Ansh Khurana | Alvis Logins | Panagiotis Karras
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

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On the Robustness of Cascade Diffusion under Node Attacks
Alvis Logins | Yuchen Li | Panagiotis Karras
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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Spectral Graph Complexity
Anton Tsitsulin | Davide Mottin | Panagiotis Karras | Alexander M. Bronstein | Emmanuel Müller
Companion of The 2019 World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

2018

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VERSE: Versatile Graph Embeddings from Similarity Measures
Anton Tsitsulin | Davide Mottin | Panagiotis Karras | Emmanuel Müller
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018

2017

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Content Recommendation for Viral Social Influence
Sergei Ivanov | Konstantinos Theocharidis | Manolis Terrovitis | Panagiotis Karras
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2014

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Skyline Query Processing over Encrypted Data: An Attribute-Order-Preserving-Free Approach
Suvarna Bothe | Alfredo Cuzzocrea | Panagiotis Karras | Akrivi Vlachou
Proceedings of the First International Workshop on Privacy and Secuirty of Big Data, PSBD@CIKM 2014, Shanghai, China, November 7, 2014

2013

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How to hack into Facebook without being a hacker
Tarun Parwani | Ramin Kholoussi | Panagiotis Karras
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

2012

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Discretionary social network data revelation with a user-centric utility guarantee
Yi Song | Panagiotis Karras | Sadegh Nobari | Giorgos Cheliotis | Mingqiang Xue | Stéphane Bressan
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

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Delineating social network data anonymization via random edge perturbation
Mingqiang Xue | Panagiotis Karras | Chedy Raïssi | Panos Kalnis | Hung Keng Pung
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

2011

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Utility-driven anonymization in data publishing
Mingqiang Xue | Panagiotis Karras | Chedy Raïssi | Hung Keng Pung
Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011

2009

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Fast and effective histogram construction
Felix Halim | Panagiotis Karras | Roland H. C. Yap
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009