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» Building mosaics from video using MPEG motion vectors
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MMDB
2004
ACM
136views Multimedia» more  MMDB 2004»
15 years 3 months ago
A motion based scene tree for browsing and retrieval of compressed videos
This paper describes a fully automatic content-based approach for browsing and retrieval of MPEG-2 compressed video. The first step of the approach is the detection of shot bound...
Haoran Yi, Deepu Rajan, Liang-Tien Chia
MTA
2007
140views more  MTA 2007»
14 years 9 months ago
Motion mapping and mode decision for MPEG-2 to H.264/AVC transcoding
This paper describes novel transcoding techniques aimed for low-complexity MPEG-2 to H.264/AVC transcoding. An important application for this type of conversion is efficient stor...
Jun Xin, Jianjun Li, Anthony Vetro, Shun-ichi Seki...
PCM
2001
Springer
195views Multimedia» more  PCM 2001»
15 years 2 months ago
A Motion Activity Descriptor and Its Extraction in Compressed Domain
A novel motion activity descriptor and its extraction from a compressed MPEG (MPEG-1/2) video stream are presented. The descriptor consists of two parts, a temporal descriptor and ...
Xinding Sun, Ajay Divakaran, B. S. Manjunath
PCM
2004
Springer
97views Multimedia» more  PCM 2004»
15 years 3 months ago
Frequency Weighting and Selective Enhancement for MPEG-4 Scalable Video Coding
In MPEG-4 scalable video coding, only a small portion of input data is coded in the base layer, and most signal components remain in enhancement layers. In this paper, we propose a...
Seung Hwan Kim, Yo-Sung Ho
IVC
2006
115views more  IVC 2006»
14 years 9 months ago
A motion-based scene tree for compressed video content management
This paper describes a fully automatic content-based approach for browsing and retrieval of MPEG-2 compressed video. The first step of the approach is the detection of shot bounda...
Haoran Yi, Deepu Rajan, Liang-Tien Chia