Sergei Koltcov

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 18

Top Topics

Latent Dirichlet Allocation

Pitman Yor Process

Top Venues

PeerJ Comput. Sci.

Publications

Vera Ignatenko, Anton Surkov, Sergei Koltcov
Random forests with parametric entropy-based information gains for classification and regression problems. PeerJ Comput. Sci. 10 (2024)
Sergei Koltcov, Anton Surkov, Vladimir Filippov, Vera Ignatenko
Topic models with elements of neural networks: investigation of stability, coherence, and determining the optimal number of topics. PeerJ Comput. Sci. 10 (2024)
Aleksei Riabykh, Denis Surzhko, Maxim Konovalikhin, Sergei Koltcov
STTM: an efficient approach to estimating news impact on stock movement direction. PeerJ Comput. Sci. 8 (2022)
Sergei Koltcov
Application of Duality Properties of Renyi Entropy for Parameter Tuning in an Unsupervised Machine Learning Task. ICAI (2022)
Sergei Koltcov, Vera Ignatenko, Maxim Terpilovskii, Paolo Rosso
Analysis and tuning of hierarchical topic models based on Renyi entropy approach. PeerJ Comput. Sci. 7 (2021)
Sergei Koltcov, Vera Ignatenko, Maxim Terpilovskii, Paolo Rosso
Analysis and tuning of hierarchical topic models based on Renyi entropy approach. CoRR (2021)
Victoria Vziatysheva, Yadviga Sinyavskaya, Alexander Porshnev, Maxim Terpilovskii, Sergei Koltcov, Kirill Bryanov
Testing Users' Ability to Recognize Fake News in Three Countries. An Experimental Perspective. HCI (13) (2021)
Sergei Koltcov, Vera Ignatenko
Renormalization Analysis of Topic Models. Entropy 22 (5) (2020)
Sergei Koltcov, Vera Ignatenko, Sergei Pashakhin
How Many Clusters? An Entropic Approach to Hierarchical Cluster Analysis. SAI (3) (2020)
Sergei Koltcov, Vera Ignatenko, Zeyd Boukhers, Steffen Staab
Analyzing the Influence of Hyper-parameters and Regularizers of Topic Modeling in Terms of Renyi Entropy. Entropy 22 (4) (2020)
Sergei Koltcov, Vera Ignatenko
Renormalization Approach to the Task of Determining the Number of Topics in Topic Modeling. SAI (1) (2020)
Sergei Koltcov, Vera Ignatenko, Olessia Koltsova
Estimating Topic Modeling Performance with Sharma-Mittal Entropy. Entropy 21 (7) (2019)
Sofia Dokuka, Sergei Koltcov, Olessia Koltsova, Maxim Koltsov
Echo Chambers vs Opinion Crossroads in News Consumption on Social Media. AIST (2018)
Sergey I. Nikolenko, Sergei Koltcov, Olessia Koltsova
Topic modelling for qualitative studies. J. Inf. Sci. 43 (1) (2017)
Sergei Koltcov, Sergey I. Nikolenko, Olessia Koltsova, Vladimir Filippov, Svetlana Bodrunova
Stable Topic Modeling with Local Density Regularization. INSCI (2016)
Olessia Koltsova, Sergei Koltcov, Sergey I. Nikolenko
Communities of co-commenting in the Russian LiveJournal and their topical coherence. Internet Res. 26 (3) (2016)
Murat Apishev, Sergei Koltcov, Olessia Koltsova, Sergey I. Nikolenko, Konstantin V. Vorontsov
Mining Ethnic Content Online with Additively Regularized Topic Models. Computación y Sistemas 20 (3) (2016)
Murat Apishev, Sergei Koltcov, Olessia Koltsova, Sergey I. Nikolenko, Konstantin V. Vorontsov
Additive Regularization for Topic Modeling in Sociological Studies of User-Generated Texts. MICAI (1) (2016)