321 search results - page 36 / 65 » Methods to Improve Coding Efficiency of SP Frames |
ICC
2007
IEEE
14 years 16 days ago
2007
IEEE
This paper concerns the cross-layer design between physical layer and MAC (Multiple Access Control) layer in asynchronous wireless random access network. The proposed cross-layer d...
ISCAS
2003
IEEE
14 years 1 months ago
2003
IEEE
In order to obtain optimal visual quality while meeting the bit rate requirements, a video transcoder needs efficient rate-control with fine and dynamic adjustments. This paper pr...
ICMCS
2009
IEEE
13 years 6 months ago
2009
IEEE
Fractional motion estimation (FME) is widely used in video compression standards. In H.264/AVC, the precision of motion vector is down to quarter pixels to improve the coding effi...
CVPR
2007
IEEE
14 years 10 months ago
2007
IEEE
In this paper, we present a method using pixel-level information, local region-level information and global-level information to remove shadow. At the pixel-level, we employ GMM t...
JNW
2008
13 years 8 months ago
2008
Since the network topology in multihop cellular networks is flexible, multiple routes from a user station to a base station can be established. To reduce packet reception errors of...