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COCO
2007
Springer
96views Algorithms» more  COCO 2007»
15 years 9 months ago
Unbalanced Expanders and Randomness Extractors from Parvaresh-Vardy Codes
We give an improved explicit construction of highly unbalanced bipartite expander graphs with expansion arbitrarily close to the degree (which is polylogarithmic in the number of ...
Venkatesan Guruswami, Christopher Umans, Salil P. ...
ICPADS
2006
IEEE
15 years 9 months ago
Joint Optimization of MAC and Network Coding for Cooperative and Competitive Wireless Multicasting
In this paper, we address the problem of cross-layer optimization in medium access control (MAC) and network layers for wireless multicasting with multiple cooperative or competit...
Yalin Evren Sagduyu, Anthony Ephremides
IJCNN
2006
IEEE
15 years 9 months ago
Markov Coding Strategy of the Simple Spiking Model of Auditory Neuron
— The present paper is devoted to the exploration of the properties of the simple spiking neuron model and quantification of the information transfer rate, which the separate neu...
Alexei V. Ivanov, Alexander A. Petrovsky
ICMCS
2005
IEEE
187views Multimedia» more  ICMCS 2005»
15 years 8 months ago
A 3D Predict Hexagon Search Algorithm for Fast Block Motion Estimation on H.264 Video Coding
In the upcoming video coding standard, MPEG-4 AVC/JVT/H.264, motion estimation is allowed to use multiple references and multiple block sizes to improve the rate-distortion perfor...
Tsung-Han Tsai, Yu-Nan Pan
PCM
2004
Springer
146views Multimedia» more  PCM 2004»
15 years 8 months ago
Optimum End-to-End Distortion Estimation for Error Resilient Video Coding
End-to-end distortion estimation plays an important role in error-resilient video coding. The intuitive method is to simulate the decoding process many times at the encoder, as use...
Yuan Zhang, Qingming Huang, Yan Lu, Wen Gao