Sciweavers

2380 search results - page 177 / 476
» Synchronizing Video Sequences
Sort
View
ICASSP
2008
IEEE
15 years 10 months ago
Video denoising using a spatiotemporal statistical model of wavelet coefficients
We propose a video denoising algorithm based on a spatiotemporal Gaussian scale mixture (ST-GSM) model in the wavelet transform domain. This model simultaneously captures local co...
Gijesh Varghese, Zhou Wang
SIPS
2007
IEEE
15 years 10 months ago
Optimal Data Mapping for Motion Compensation in H.264 Video Decoding
— Long initial access cycles of SDRAM are the major performance burden of motion compensation in a video decoder. To minimize its effect while improve overall available memory ba...
Guo-Shiuan Yu, Tian-Sheuan Chang
ICMCS
2006
IEEE
142views Multimedia» more  ICMCS 2006»
15 years 9 months ago
Key Frame Extraction in 3D Video by Rate-Distortion Optimization
3D video, which consists of a sequence of 3D mesh models, can provide detailed 3D information both in spatial and temporal domain. In this paper, a key frame extraction method has...
Jianfeng Xu, Toshihiko Yamasaki, Kiyoharu Aizawa
MMM
2006
Springer
139views Multimedia» more  MMM 2006»
15 years 9 months ago
An attention based spatial adaptation scheme for H.264 videos on mobiles
When browsing videos in mobile devices, people often feel that resolution greatly affects their perceptual experience in the limited screen size. In this paper, an attention based...
Yi Wang, Xin Fan, Houqiang Li, Zhengkai Liu, Mingj...
ISCAS
2005
IEEE
131views Hardware» more  ISCAS 2005»
15 years 9 months ago
Wavelet-based estimation of long-range dependence in MPEG video traces
Abstract— Correct and efficient estimation of the Hurst parameter of long-range dependent (LRD) video traces is important in traffic analysis. The low computational cost and th...
Nikola Cackov, Zelimir Lucic, Momcilo Bogdanov, Lj...