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Gradient boosting for linear mixed models.
Int J Biostat. 2021 Jan 13;17(2):317-329. doi: 10.1515/ijb-2020-0136.
Int J Biostat. 2021.
PMID: 34826371
An iterative topic model filtering framework for short and noisy user-generated data: analyzing conspiracy theories on twitter.
Kant G, Wiebelt L, Weisser C, Kis-Katos K, Luber M, Säfken B.
Kant G, et al. Among authors: safken b.
Int J Data Sci Anal. 2022 May 6:1-21. doi: 10.1007/s41060-022-00321-4. Online ahead of print.
Int J Data Sci Anal. 2022.
PMID: 35542313
Free PMC article.
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[Expected education deficiencies from Covid-related school-lockdowns in spring 2020-empirical evidence on family-education resources using nonlinear regression].
Lorenz J, Ike S, Dammann LM, Becker D, Säfken B, Silbersdorff A.
Lorenz J, et al. Among authors: safken b.
Z Erziehwiss. 2023 Jun 12:1-39. doi: 10.1007/s11618-023-01149-9. Online ahead of print.
Z Erziehwiss. 2023.
PMID: 37359181
Free PMC article.
German.
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Pseudo-document simulation for comparing LDA, GSDMM and GPM topic models on short and sparse text using Twitter data.
Weisser C, Gerloff C, Thielmann A, Python A, Reuter A, Kneib T, Säfken B.
Weisser C, et al. Among authors: safken b.
Comput Stat. 2023;38(2):647-674. doi: 10.1007/s00180-022-01246-z. Epub 2022 Jul 9.
Comput Stat. 2023.
PMID: 37223721
Free PMC article.
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Unsupervised document classification integrating web scraping, one-class SVM and LDA topic modelling.
Thielmann A, Weisser C, Krenz A, Säfken B.
Thielmann A, et al. Among authors: safken b.
J Appl Stat. 2021 Apr 27;50(3):574-591. doi: 10.1080/02664763.2021.1919063. eCollection 2023.
J Appl Stat. 2021.
PMID: 36819086
Free PMC article.
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