Title :
Very-low-bit rate coding using matching pursuit and codebook adaptation
Author :
Peng, Chien-Kai ; Huang, Chung-Lin ; Huang, Wen-Liang
Author_Institution :
Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
We propose a codebook adaptation algorithm for very-low-bit-rate real time video compression based on matching pursuit. We start with an initial dictionary and a real-time adaptive dictionary for video coding the MPEG-4 test sequences
Keywords :
data compression; image sequences; vector quantisation; video coding; MPEG-4 test sequences; VLBR coding; codebook adaptation; codebook adaptation algorithm; initial dictionary; matching pursuit; real time video compression; real-time adaptive dictionary; very-low-bit rate coding; video coding; Adaptive algorithm; Bit rate; Codecs; Dictionaries; Encoding; Frequency; Information science; Matching pursuit algorithms; Testing; Video coding;
Conference_Titel :
Image Processing, 2000. Proceedings. 2000 International Conference on
Conference_Location :
Vancouver, BC
Print_ISBN :
0-7803-6297-7
DOI :
10.1109/ICIP.2000.901127
