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sergei koltzov
(4 results)?
STTM: an efficient approach to estimating news impact on stock movement direction.
PeerJ Comput Sci. 2022 Dec 16;8:e1156. doi: 10.7717/peerj-cs.1156. eCollection 2022.
PeerJ Comput Sci. 2022.
PMID: 37346316
Free PMC article.
Estimating Topic Modeling Performance with Sharma-Mittal Entropy.
Koltcov S, Ignatenko V, Koltsova O.
Koltcov S, et al.
Entropy (Basel). 2019 Jul 5;21(7):660. doi: 10.3390/e21070660.
Entropy (Basel). 2019.
PMID: 33267374
Free PMC article.
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Random forests with parametric entropy-based information gains for classification and regression problems.
Ignatenko V, Surkov A, Koltcov S.
Ignatenko V, et al. Among authors: koltcov s.
PeerJ Comput Sci. 2024 Jan 3;10:e1775. doi: 10.7717/peerj-cs.1775. eCollection 2024.
PeerJ Comput Sci. 2024.
PMID: 38196961
Free PMC article.
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Renormalization Analysis of Topic Models.
Koltcov S, Ignatenko V.
Koltcov S, et al.
Entropy (Basel). 2020 May 16;22(5):556. doi: 10.3390/e22050556.
Entropy (Basel). 2020.
PMID: 33286328
Free PMC article.
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Analysis and tuning of hierarchical topic models based on Renyi entropy approach.
Koltcov S, Ignatenko V, Terpilovskii M, Rosso P.
Koltcov S, et al.
PeerJ Comput Sci. 2021 Jul 29;7:e608. doi: 10.7717/peerj-cs.608. eCollection 2021.
PeerJ Comput Sci. 2021.
PMID: 34401473
Free PMC article.
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Analyzing the Influence of Hyper-parameters and Regularizers of Topic Modeling in Terms of Renyi Entropy.
Koltcov S, Ignatenko V, Boukhers Z, Staab S.
Koltcov S, et al.
Entropy (Basel). 2020 Mar 30;22(4):394. doi: 10.3390/e22040394.
Entropy (Basel). 2020.
PMID: 33286169
Free PMC article.
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Topic models with elements of neural networks: investigation of stability, coherence, and determining the optimal number of topics.
Koltcov S, Surkov A, Filippov V, Ignatenko V.
Koltcov S, et al.
PeerJ Comput Sci. 2024 Jan 3;10:e1758. doi: 10.7717/peerj-cs.1758. eCollection 2024.
PeerJ Comput Sci. 2024.
PMID: 38196953
Free PMC article.
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