Search Results for author: Atanas Atanasov

Found 7 papers, 2 papers with code

Predicting the Topical Stance and Political Leaning of Media using Tweets

no code implementations ACL 2020 Peter Stefanov, Kareem Darwish, Atanas Atanasov, Preslav Nakov

Discovering the stances of media outlets and influential people on current, debatable topics is important for social statisticians and policy makers.

Predicting the Role of Political Trolls in Social Media

1 code implementation CONLL 2019 Atanas Atanasov, Gianmarco De Francisci Morales, Preslav Nakov

In particular, we show how to classify trolls according to their political role ---left, news feed, right--- by using features extracted from social media, i. e., Twitter, in two scenarios: (i) in a traditional supervised learning scenario, where labels for trolls are available, and (ii) in a distant supervision scenario, where labels for trolls are not available, and we rely on more-commonly-available labels for news outlets mentioned by the trolls.

Predicting the Topical Stance of Media and Popular Twitter Users

no code implementations2 Jul 2019 Peter Stefanov, Kareem Darwish, Atanas Atanasov, Preslav Nakov

Discovering the stances of media outlets and influential people on current, debatable topics is important for social statisticians and policy makers.

Recursive Style Breach Detection with Multifaceted Ensemble Learning

no code implementations17 Jun 2019 Daniel Kopev, Dimitrina Zlatkova, Kristiyan Mitov, Atanas Atanasov, Momchil Hardalov, Ivan Koychev, Preslav Nakov

We present a supervised approach for style change detection, which aims at predicting whether there are changes in the style in a given text document, as well as at finding the exact positions where such changes occur.

Change Detection Ensemble Learning +1

Deploying AI Frameworks on Secure HPC Systems with Containers

no code implementations24 May 2019 David Brayford, Sofia Vallecorsa, Atanas Atanasov, Fabio Baruffa, Walter Riviera

The increasing interest in the usage of Artificial Intelligence techniques (AI) from the research community and industry to tackle "real world" problems, requires High Performance Computing (HPC) resources to efficiently compute and scale complex algorithms across thousands of nodes.

Distributed Computing

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