DocumentCode
757380
Title
Automatic prefilter control by video encoder statistics
Author
Lee, Jungwoo
Author_Institution
Lucent Technol. Bell Labs., Whippany, NJ, USA
Volume
38
Issue
11
fYear
2002
fDate
5/23/2002 12:00:00 AM
Firstpage
503
Lastpage
505
Abstract
Noise in original uncompressed video typically degrades the performance of a video encoder. A prefilter is commonly used to remove the noise before compression. Automatic control of the prefilter based on encoder statistics is presented. Simulation results are also provided
Keywords
Wiener filters; adaptive filters; correlation methods; interference suppression; motion estimation; video coding; adaptive Wiener filter; automatic prefilter control; correlation factor; motion vectors; noise removal; perceptual quality; prediction error; video encoder statistics;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20020361
Filename
1006784
Link To Document