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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 0Source ↗Scholar ↗
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 0Source ↗PDF ↗Scholar ↗
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 27Source ↗PDF ↗Scholar ↗