PeerJ - Profile - Sergei Koltcov

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PeerJ Author & Reviewer

250 Points

Contributions by role

Contributions by subject area

Sergei Koltcov

PeerJ Author & Reviewer

Summary

Data Science Network Science & Online Social Networks

Past or current institution affiliations

Higher School of Economics

Work details

Professor

Higher School of Economics

Department of Informatics

Principal researcher at Laboratory for Social & Cognitive Informatics and Associate Professor at HSE Campus in St. Petersburg, Department of Mathematics National Research University Higher School of Economics

PeerJ Contributions

Articles 4

January 3, 2024

Topic models with elements of neural networks: investigation of stability, coherence, and determining the optimal number of topics

Sergei Koltcov, Anton Surkov, Vladimir Filippov, Vera Ignatenko

https://doi.org/10.7717/peerj-cs.1758

January 3, 2024

Random forests with parametric entropy-based information gains for classification and regression problems

Vera Ignatenko, Anton Surkov, Sergei Koltcov

https://doi.org/10.7717/peerj-cs.1775

December 16, 2022

STTM: an efficient approach to estimating news impact on stock movement direction

Aleksei Riabykh, Denis Surzhko, Maxim Konovalikhin, Sergei Koltcov

https://doi.org/10.7717/peerj-cs.1156

July 29, 2021

Analysis and tuning of hierarchical topic models based on Renyi entropy approach

Sergei Koltcov, Vera Ignatenko, Maxim Terpilovskii, Paolo Rosso

https://doi.org/10.7717/peerj-cs.608