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IEEECIT
2006
IEEE
14 years 1 months ago
Real-Time R-D Optimized Frame-Skipping Transcoder for Low Bit Rate Video Transmission
For the low bit rate (LBR) video communications, LBR transcoding is performed by the transcoder to match the network bandwidth and the performance of the client. One of typical tr...
Goo-Rak Kwon, Sang-Hee Park, Jae-Won Kim, Sung-Jea...
DCC
2008
IEEE
14 years 7 months ago
An Estimation-Theoretic Interpretation of Video Rate Distortion Optimization with Lagrangian Formulation
Rate distortion optimization with Lagrangian formulation is widely used in video encoder control and has proved effective in achieving a good trade-off between coding efficiency a...
Zhen Li, Alexis Michael Tourapis
ICMCS
2006
IEEE
150views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Rate-Distortion Optimized Video Streaming for Scalable H.264
We propose a new real-time packet scheduling algorithm for streaming scalable H.264. Our algorithm makes use of a packet importance measure, which we define, that takes into cons...
Sangho Yoon, Mark Mao, Mark Kalman
ICMCS
2006
IEEE
181views Multimedia» more  ICMCS 2006»
14 years 1 months ago
A Fast Downsizing Video Transcoder for H.264/AVC with Rate-Distortion Optimal Mode Decision
This paper focuses on the mode decision and motion selection problem when H.264/AVC video streams are transcoded in spatial resolution. A fast downsizing transcoding scheme is dev...
Huifeng Shen, Xiaoyan Sun, Feng Wu, Houqiang Li, S...
SIAMNUM
2010
178views more  SIAMNUM 2010»
13 years 2 months ago
A New Class of High Order Finite Volume Methods for Second Order Elliptic Equations
In the numerical simulation of many practical problems in physics and engineering, finite volume methods are an important and popular class of discretization methods due to the loc...
Long Chen