FRANCIS ATTAH; WAH JUNE LEONG; CYNTHIA MUI LIAN KON; FARAH LATEEF JOEY. Sparse Topic Classification on Large Sets of Documents via Non-negative Matrix Tri-factorization. Malaysian Journal of Science Health & Technology, [S. l.], v. 12, n. 2, p. 127–134, 2026. DOI: 10.33102/mjosht.599. Disponível em: https://mjosht.usim.edu.my/index.php/mjosht/article/view/599. Acesso em: 29 oct. 2026.