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Aris Anagnostopoulos

3 accepted papers

2021

Learning Double-Compression Video Fingerprints Left From Social-Media Platforms

ICASSP 2021accepted

Social media and messaging apps have become major communication platforms. Multimedia contents promote improved user engagement and have thus become a very important communication tool. However, fake news and manipulated content can easily go viral, so, being able to verify the source of videos and…

Cited by 0SourceScholar
2020

Biased Opinion Dynamics: When the Devil is in the Details

IJCAI 2020poster

We investigate opinion dynamics in multi-agent networks when there exists a bias toward one of two possible opinions; for example, reflecting a status quo vs a superior alternative. Starting with all agents sharing an initial opinion representing the status quo, the system evolves in steps. In e…

Cited by 0SourcePDFScholar
2016

Community Detection on Evolving Graphs

NeurIPS 2016poster

Clustering is a fundamental step in many information-retrieval and data-mining applications. Detecting clusters in graphs is also a key tool for finding the community structure in social and behavioral networks. In many of these applications, the input graph evolves over time in a continual and dece…

Cited by 27SourcePDFScholar