Pavlos S. Efraimidis

Comput. Networks, November, 2023

FedPOIRec: Privacy-preserving federated poi recommendation with social influence.

[BibT_eX]

[DOI]

Inf. Sci., April, 2023

Intelligent Client Selection for Federated Learning using Cellular Automata.

[BibT_eX]

[DOI]

Theodoros Panagiotis Chatzinikolaou

Georgios Ch. Sirakoulis

CoRR, 2023

Predicting Early Dropouts of an Active and Healthy Ageing App.

[BibT_eX]

[DOI]

CoRR, 2023

An Extensive Overview of Feature Representation Techniques for Molecule Classification.

[BibT_eX]

[DOI]

Christos Chrysanthos Nikolaidis

Anastasia Papadopoulou

Proceedings of the 27th Pan-Hellenic Conference on Progress in Computing and Informatics, 2023

Towards Energy-Aware Federated Traffic Prediction for Cellular Networks.

[BibT_eX]

[DOI]

Christos Chrysanthos Nikolaidis

Proceedings of the Eighth International Conference on Fog and Mobile Edge Computing, 2023

Federated Learning for Early Dropout Prediction on Healthy Ageing Applications.

[BibT_eX]

[DOI]

Proceedings of the Eighth International Conference on Fog and Mobile Edge Computing, 2023

2022

Federated Neural Collaborative Filtering.

[BibT_eX]

[DOI]

Knowl. Based Syst., 2022

2021

Point-of-interest lists and their potential in recommendation systems.

[BibT_eX]

[DOI]

J. Inf. Technol. Tour., 2021

Whole Sampling Generation of Scale-Free Graphs.

[BibT_eX]

[DOI]

Giorgos Stamatelatos

CoRR, 2021

Lexicographic Enumeration of Set Partitions.

[BibT_eX]

[DOI]

Giorgos Stamatelatos

CoRR, 2021

About Weighted Random Sampling in Preferential Attachment Models.

[BibT_eX]

[DOI]

Giorgos Stamatelatos

CoRR, 2021

Exploring Ethereum's Data Stores: A Cost and Performance Comparison.

[BibT_eX]

[DOI]

Periklis Kostamis

Andreas Sendros

Proceedings of the 3rd Conference on Blockchain Research & Applications for Innovative Networks and Services, 2021

2020

A Twitter-based approach of news media impartiality in multipartite political scenes.

[BibT_eX]

[DOI]

Soc. Netw. Anal. Min., 2020

Revealing the political affinity of online entities through their Twitter followers.

[BibT_eX]

[DOI]

Inf. Process. Manag., 2020

2019

How much does a zero-permission Android app know about us?

[BibT_eX]

[DOI]

Antonios Dimitriadis

Proceedings of the Third Central European Cybersecurity Conference, 2019

2018

Formal analysis of DeGroot Influence Problems using probabilistic model checking.

[BibT_eX]

[DOI]

Sotirios Gyftopoulos

Panagiotis Katsaros

Simul. Model. Pract. Theory, 2018

Privacy leakages about political beliefs through analysis of Twitter followers.

[BibT_eX]

[DOI]

Proceedings of the 22nd Pan-Hellenic Conference on Informatics, 2018

Deriving the Political Affinity of Twitter Users from Their Followers.

[BibT_eX]

[DOI]

Proceedings of the IEEE International Conference on Parallel & Distributed Processing with Applications, 2018

Communicating Personalized Risk Factors for Lifestyle Coaching.

[BibT_eX]

[DOI]

Proceedings of the 11th International Joint Conference on Biomedical Engineering Systems and Technologies (BIOSTEC 2018), 2018

2017

Privacy-Enhanced Television Audience Measurements.

[BibT_eX]

[DOI]

ACM Trans. Internet Techn., 2017

Implementing PacketEconomy: Distributed money-based QoS in OMNET++.

[BibT_eX]

[DOI]

Int. J. Commun. Syst., 2017

2016

Weighted Random Sampling.

[BibT_eX]

[DOI]

Paul (Pavlos) Spirakis

Encyclopedia of Algorithms, 2016

A Privacy-by-Design Contextual Suggestion System for Tourism.

[BibT_eX]

[DOI]

J. Sens. Actuator Networks, 2016

Privacy-preserving, user-centric VoIP CAPTCHA challenges: An integrated solution in the SIP environment.

[BibT_eX]

[DOI]

Inf. Comput. Secur., 2016

Solving Influence Problems on the DeGroot Model with a Probabilistic Model Checking Tool.

[BibT_eX]

[DOI]

Sotirios Gyftopoulos

Panagiotis Katsaros

Proceedings of the 20th Pan-Hellenic Conference on Informatics, 2016

Malevolent app pairs: an Android permission overpassing scheme.

[BibT_eX]

[DOI]

Antonios Dimitriadis

Proceedings of the ACM International Conference on Computing Frontiers, CF'16, 2016

Towards Privacy by Design in Personal e-Health Systems.

[BibT_eX]

[DOI]

Proceedings of the 9th International Joint Conference on Biomedical Engineering Systems and Technologies (BIOSTEC 2016), 2016

2015

A novel mechanism for anonymizing Global System for Mobile Communications calls using a resource-based Session Initiation Protocol community network.

[BibT_eX]

[DOI]

Ioannis Psaroudakis

Secur. Commun. Networks, 2015

Versatile Query Scrambling for Private Web Search.

[BibT_eX]

[DOI]

Inf. Retr. J., 2015

Reengineering the user: privacy concerns about personal data on smartphones.

[BibT_eX]

[DOI]

Inf. Comput. Secur., 2015

Social network analysis of public lists of POIs.

[BibT_eX]

[DOI]

Proceedings of the 19th Panhellenic Conference on Informatics, 2015

Interoperable Multimedia Annotation and Retrieval for the Tourism Sector.

[BibT_eX]

[DOI]

Antonios Chatzitoulousis

Proceedings of the Metadata and Semantics Research - 9th Research Conference, 2015

Pythia: A Privacy-Enhanced Personalized Contextual Suggestion System for Tourism.

[BibT_eX]

[DOI]

Proceedings of the 39th IEEE Annual Computer Software and Applications Conference, 2015

Weighted Random Sampling over Data Streams.

[BibT_eX]

[DOI]

Proceedings of the Algorithms, Probability, Networks, and Games, 2015

2014

An efficient privacy-preserving solution for finding the nearest doctor.

[BibT_eX]

[DOI]

Pers. Ubiquitous Comput., 2014

Privacy-preserving computation of participatory noise maps in the cloud.

[BibT_eX]

[DOI]

Matthias Stevens

Ellie D'Hondt

J. Syst. Softw., 2014

A game-theoretic analysis of preventing spam over Internet Telephony via audio CAPTCHA-based authentication.

[BibT_eX]

[DOI]

Yannis Soupionis

Dimitris Gritzalis

J. Comput. Secur., 2014

User-centric privacy-preserving statistical analysis of ubiquitous health monitoring data.

[BibT_eX]

[DOI]

Comput. Sci. Inf. Syst., 2014

myVisitPlanner <sup>GR</sup>: Personalized Itinerary Planning System for Tourism.

[BibT_eX]

[DOI]

Ioannis Refanidis

Christos Emmanouilidis

Ilias Sakellariou

Anastasios Alexiadis

Konstantinos Agnantis

Fotis Kokkoras

Proceedings of the Artificial Intelligence: Methods and Applications, 2014

Reengineering the user: Privacy concerns about personal data on smartphones.

[BibT_eX]

[DOI]

Matina Tsavli

Proceedings of the Eighth International Symposium on Human Aspects of Information Security & Assurance, 2014

2013

A query scrambler for search privacy on the internet.

[BibT_eX]

[DOI]

Inf. Retr., 2013

DUTH at TREC 2013 Contextual Suggestion Track.

[BibT_eX]

[DOI]

Proceedings of The Twenty-Second Text REtrieval Conference, 2013

A Versatile Tool for Privacy-Enhanced Web Search.

[BibT_eX]

[DOI]

Proceedings of the Advances in Information Retrieval, 2013

Money-Based Coordination of Network Packets.

[BibT_eX]

[DOI]

Proceedings of the Algorithms and Complexity, 8th International Conference, 2013

2012

On Money as a Means of Coordination between Network Packets

[BibT_eX]

[DOI]

CoRR, 2012

A Framework for Anonymizing GSM Calls over a Smartphone VoIP Network.

[BibT_eX]

[DOI]

Ioannis Psaroudakis

Proceedings of the Information Security and Privacy Research, 2012

Privacy-Preserving Television Audience Measurement Using Smart TVs.

[BibT_eX]

[DOI]

Proceedings of the Information Security and Privacy Research, 2012

User-centric, Privacy-Preserving Adaptation for VoIP CAPTCHA Challenges.

[BibT_eX]

[DOI]

Proceedings of the 6th International Symposium on Human Aspects of Information Security and Assurance, 2012

A Privacy-Preserving Cloud Computing System for Creating Participatory Noise Maps.

[BibT_eX]

[DOI]

Ellie D'Hondt

Matthias Stevens

Proceedings of the 36th Annual IEEE Computer Software and Applications Conference, 2012

2011

Privacy-Preserving Statistical Analysis on Ubiquitous Health Data.

[BibT_eX]

[DOI]

Proceedings of the Trust, Privacy and Security in Digital Business, 2011

Privacy-enhanced management of ubiquitous health monitoring data.

[BibT_eX]

[DOI]

Proceedings of the PETRA 2011, 2011

An Exact and O(1) Time Heaviest and Lightest Hitters Algorithm for Sliding-Window Data Streams.

[BibT_eX]

[DOI]

Proceedings of the 5th FTRA International Conference on Multimedia and Ubiquitous Engineering, 2011

Using Personal Portfolios to Manage Customer Data.

[BibT_eX]

[DOI]

Proceedings of the Data Privacy Management and Autonomous Spontaneus Security, 2011

Enhancing Deniability against Query-Logs.

[BibT_eX]

[DOI]

Proceedings of the Advances in Information Retrieval, 2011

2010

Window-games between TCP flows.

[BibT_eX]

[DOI]

Lazaros Tsavlidis

George B. Mertzios

Theor. Comput. Sci., 2010

(\alpha, \beta) Fibonacci Search

[BibT_eX]

[DOI]

CoRR, 2010

A privacy-preserving protocol for finding the nearest doctor in an emergency.

[BibT_eX]

[DOI]

Proceedings of the 3rd International Conference on Pervasive Technologies Related to Assistive Environments, 2010

2009

Towards privacy in personal data management.

[BibT_eX]

[DOI]

Inf. Manag. Comput. Secur., 2009

Economics of Personal Data Management: Fair Personal Information Trades.

[BibT_eX]

[DOI]

Proceedings of the Next Generation Society. Technological and Legal Issues, 2009

2008

Weighted Random Sampling.

[BibT_eX]

[DOI]

Proceedings of the Encyclopedia of Algorithms - 2008 Edition, 2008

The complexity of linear programming in (gamma, kappa)-form.

[BibT_eX]

[DOI]

Inf. Process. Lett., 2008

Window-Games between TCP Flows.

[BibT_eX]

[DOI]

Garyfalos Papaschinopoulos

Lazaros Tsavlidis

Proceedings of the Algorithmic Game Theory, First International Symposium, 2008

2007

Existence, uniqueness and asymptotic behavior of the solutions of a fuzzy differential equation with piecewise constant argument.

[BibT_eX]

[DOI]

Gesthimani Stefanidou

Inf. Sci., 2007

2006

Approximation schemes for scheduling and covering on unrelated machines.

[BibT_eX]

[DOI]

Theor. Comput. Sci., 2006

Weighted random sampling with a reservoir.

[BibT_eX]

[DOI]

Inf. Process. Lett., 2006

2000

Αποτελεσματικές ακολουθιακές και παράλληλες προσεγγίσεις σε προβλήματα με μεγάλες υπολογιστικές απαιτήσεις: [υπό] Παύλου Εφραιμίδη

[BibT_eX]

[DOI]

PhD thesis, 2000

Randomized Approximation Schemes for Scheduling Unrelated Parallel Machines

[BibT_eX]

[DOI]

Electron. Colloquium Comput. Complex., 2000

Positive Linear Programming Extensions: Parallel Complexity and Applications (Research Note).

[BibT_eX]

[DOI]