Sciweavers

155 search results - page 24 / 31
» An improved pyramid for spatially scalable video coding
Sort
View
ICASSP
2007
IEEE
13 years 9 months ago
Adaptive Multi-Reference Downhill Simplex Search Based on Spatial-Temporal Motion Smoothness Criterion
Multi-reference frame motion estimation improves the accuracy of motion compensation in video coding. However, it also increases computational complexity dramatically. In this pap...
Wei-Hau Pan, Chen-Kuo Chiang, Shang-Hong Lai
CVPR
2009
IEEE
15 years 2 months ago
Echocardiogram View Classification using Edge Filtered Scale-invariant Motion Features
In an 2D echocardiogram exam, an ultrasound probe samples the heart with 2D slices. Changing the orientation and position on the probe changes the slice viewpoint, altering the ...
Ritwik Kumar, Fei Wang, David Beymer, Tanveer Fath...
IWCMC
2009
ACM
14 years 2 months ago
Adaptive video streaming over a mobile network with TCP-friendly rate control
This paper investigates the performance of TCP-Friendly Rate Control (TFRC) to control the transmission rate of scalable video streams when used in a mobile network. The streams a...
Ktawut Tappayuthpijarn, Günther Liebl, Thomas...
TCSV
2002
229views more  TCSV 2002»
13 years 7 months ago
Automatic segmentation of moving objects in video sequences: a region labeling approach
Abstract--The emerging video coding standard MPEG-4 enables various content-based functionalities for multimedia applications. To support such functionalities, as well as to improv...
Yaakov Tsaig, Amir Averbuch
ICIP
2005
IEEE
14 years 9 months ago
Video compression using structural flow
This paper proposes a new technique in wavelet video compression that exploits the spatiotemporal regularity of the video. A sequence of frames is said to be regular along the dire...
Orkun Alatas, Omar Javed, Mubarak Shah