1.Lãm N, Ngọc LQ, Đức DA. Combining visual features and semantic concepts in digital video retrieval based on hierarchical data model. J. Comput. Sci. Cybern. [Internet]. 2012 Jun. 24 [cited 2025 Nov. 4];23(1):27-38. Available from: https://jcc.vast.vn/jcc/article/view/1112