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Samoučiací model tém Latent Dirichlet Allocation×Polo-dohľadový LDA model tém×
OdborHlboké učenieHlboké učenie
RodinaMachine learningMachine learning
Rok vzniku2003 (LDA); self-supervised variants from 20202009
TvorcaBlei, D. M., Ng, A. Y., Jordan, M. I. (LDA); self-supervised extension by multiple authors (2020s)Ramage, D.; Andrzejewski, D. et al.
TypProbabilistic generative model with self-supervised pretrainingSemi-supervised probabilistic topic model
Pôvodný zdrojBlei, D. M., Ng, A. Y., & Jordan, M. I. (2003). Latent Dirichlet Allocation. Journal of Machine Learning Research, 3, 993–1022. link ↗Ramage, D., Hall, D., Nallapati, R., & Manning, C. D. (2009). Labeled LDA: A supervised topic model for credit attribution in multi-labeled corpora. Proceedings of EMNLP, 248–256. link ↗
Ďalšie názvySSL-LDA, self-supervised topic modeling, self-supervised LDA, contrastive LDALabeled LDA, Seeded LDA, Constrained LDA, SS-LDA
Príbuzné66
ZhrnutieSelf-supervised LDA combines the probabilistic generative framework of Latent Dirichlet Allocation with self-supervised pretraining signals — such as masked-word prediction or contrastive document objectives — to guide topic discovery without requiring hand-labeled training data. The result is topic representations that are simultaneously grounded in distributional statistics and enriched by language structure learned from raw text.Semi-supervised LDA extends standard Latent Dirichlet Allocation by incorporating a small amount of supervision — seed words, labeled documents, or must-link/cannot-link word constraints — to guide topic discovery toward semantically coherent, interpretable themes. It bridges unsupervised topic modeling and fully supervised text classification, making it especially valuable when full annotation is costly.
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ScholarGatePorovnať metódy: Self-supervised LDA Topic Model · Semi-supervised LDA Topic Model. Získané 2026-06-17 z https://scholargate.app/sk/compare