DocumentCode
290225
Title
Minimum generalised quadratic error quantisation for image and video coding
Author
Princen, John ; Chan, Ming H.
Author_Institution
AT&T Bell Labs., Murray Hill, NJ, USA
Volume
v
fYear
1994
fDate
19-22 Apr 1994
Abstract
We propose a method of quantisation which explicitly minimises a generalised quadratic error measure. The method is applied to block based image and video coding schemes, and is shown to be useful in reducing block artefacts. Since no alteration to the decoding process is required, the method can be used in standards based coding in a fully compatible fashion
Keywords
coding errors; decoding; discrete cosine transforms; error statistics; image coding; quantisation (signal); telecommunication standards; video coding; DCT; block artefacts reduction; block based image coding; decoding; minimum generalised quadratic error quantisation; standards based coding; video coding; Australia; Decoding; Discrete cosine transforms; Error correction; Image reconstruction; Quantization; Standards development; Telecommunications; Video coding; Video compression;
fLanguage
English
Publisher
ieee
Conference_Titel
Acoustics, Speech, and Signal Processing, 1994. ICASSP-94., 1994 IEEE International Conference on
Conference_Location
Adelaide, SA
ISSN
1520-6149
Print_ISBN
0-7803-1775-0
Type
conf
DOI
10.1109/ICASSP.1994.389485
Filename
389485
Link To Document