@inproceedings{SisLab4203,
       booktitle = {REV-ECIT: National Conference on Electronics, Communications and Information Technology},
           month = {December},
           title = {C{\h a}i ti?n thu?t to{\'a}n TZ Search cho t{\u a}ng t?c m{\^o} h{\`i}nh m{\~a} h{\'o}a H.266/Versatile Video Coding},
          author = {Thanh Huong Bui and Quang Sang Nguyen and Trieu Duong Dinh and Duc Trinh Chu and Van Xiem Hoang},
            year = {2020},
             url = {https://eprints.uet.vnu.edu.vn/eprints/id/eprint/4203/},
        abstract = {C{\h a}i ti?n c{\'a}c chu?n m{\~a} h{\'o}a video {\dj}ang {\dj}??c quan t{\^a}m nhi?u trong th?i gian g?n {\dj}{\^a}y nh?m {\dj}{\'a}p ?ng nhu c?u ng{\`a}y c{\`a}ng cao c{\h u}a c{\'a}c ?ng d{\d u}ng truy?n th{\^o}ng {\dj}a ph??ng ti?n. Cho {\dj}?n th?i {\dj}i?m hi?n t{\d a}i, chu?n m{\~a} h{\'o}a video m?i nh?t l{\`a} chu?n H.266/VVC (Versatile Video Coding). V?i nh?ng n? l?c c{\h a}i ti?n, chu?n H.266/VVC {\dj}{\d a}t {\dj}??c l??ng bit ti?t ki?m l{\^e}n {\dj}?n 50\% khi so s{\'a}nh v?i chu?n m{\~a} h{\'o}a video ph? bi?n H.265/HEVC (High Efficiency Video Coding) trong khi v?n {\dj}{\h a}m b{\h a}o ch?t l??ng video sau gi{\h a}i m{\~a} kh{\^o}ng {\dj}?i. Tuy nhi{\^e}n, {\dj}? {\dj}{\d a}t {\dj}??c hi?u n{\u a}ng m{\~a} h{\'o}a cao nh? v?y, chu?n H.266/VVC y{\^e}u c?u th?i gian m{\~a} h{\'o}a g?p 5-30 l?n so v?i chu?n H.265/HEVC. Nguy{\^e}n nh{\^a}n ch{\'i}nh {\dj}?n t? vi?c ph{\h a}i t{\`i}m ki?m kh?i ph{\`u} h?p trong m?t kh{\^o}ng gian r?ng l?n v{\`a} nhi?u tr??ng h?p t{\`i}m ki?m h?n. {\DJ}? gi{\h a}i quy?t v?n {\dj}? n{\`a}y, b{\`a}i b{\'a}o {\dj}? xu?t m?t thu?t to{\'a}n c{\h a}i ti?n t{\`i}m ki?m nhanh TZ-Search (Test Zone Search) v?i kh{\h a} n{\u a}ng t{\u a}ng t?c {\dj}? m{\~a} h{\'o}a t?t h?n khi d{\`u}ng trong chu?n H.266/VVC. K?t qu{\h a} {\dj}{\'a}nh gi{\'a} cho th?y, thu?t to{\'a}n TZ-Search c{\h a}i ti?n c{\'o} th? gi{\'u}p gi{\h a}m th?i gian m{\~a} h{\'o}a video H.266/VVC t?i 12,6\% so v?i TZ-Search g?c, trong khi v?n {\dj}{\h a}m b{\h a}o {\dj}??c hi?u n{\u a}ng m{\~a} h{\'o}a cao.}
}