Machine learningDeep learning / NLP / CV

Model tema nenegativne faktorizacije matrice

Nenegativna faktorizacija matrice (NMF) je metoda nenadziranog razlaganja matrice koja otkriva latentne teme u korpusu teksta faktorizacijom matrice dokument-termin u dvije nenegativne matrice — jednu koja kodira težine tema-riječi, drugu težine dokument-tema. Ograničenje nenegativnosti daje reprezentacije temeljene na dijelovima, aditivne, koje obično proizvedu čiste, interpretabilne teme.

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Izvori

  1. Lee, D. D., & Seung, H. S. (1999). Learning the parts of objects by non-negative matrix factorization. Nature, 401(6755), 788–791. DOI: 10.1038/44565
  2. Lee, D. D., & Seung, H. S. (2001). Algorithms for non-negative matrix factorization. In Advances in Neural Information Processing Systems (NIPS), 13, 556–562. link

Kako citirati ovu stranicu

ScholarGate. (2026, June 3). Non-negative Matrix Factorization Topic Model. ScholarGate. https://scholargate.app/hr/deep-learning/nmf-topic-model

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Citirana u

ScholarGateNMF Topic Model (Non-negative Matrix Factorization Topic Model). Preuzeto 2026-06-15 s https://scholargate.app/hr/deep-learning/nmf-topic-model · Skup podataka: https://doi.org/10.5281/zenodo.20539026