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CORR
2007
Springer
92views Education» more  CORR 2007»
13 years 3 months ago
Bit-Interleaved Coded Multiple Beamforming with Imperfect CSIT
This paper addresses the performance of bit-interleaved coded multiple beamforming (BICMB) [1], [2] with imperfect knowledge of beamforming vectors. Most studies for limited-rate ...
Ersin Sengul, Ender Ayanoglu
CORR
2008
Springer
131views Education» more  CORR 2008»
13 years 3 months ago
Quantized Multimode Precoding in Spatially Correlated Multi-Antenna Channels
Abstract-- Multimode precoding, where the number of independent data-streams is adapted optimally, can be used to maximize the achievable throughput in multi-antenna communication ...
Vasanthan Raghavan, Venugopal V. Veeravalli, Akbar...
WSCG
2003
174views more  WSCG 2003»
13 years 5 months ago
An Efficient Algorithm for Codebook Design in Transform Vector Quantization
In this paper, a new wavelet-domain codebook design algorithm is proposed for image coding. The method utilizes mean-squared error and variance based selection schemes for good cl...
Momotaz Begum, Nurun Nahar, Kaneez Fatimah, M. K. ...
CAIP
2001
Springer
13 years 8 months ago
A Simple Algorithm for Ordering and Compression of Vector Codebooks
The problem of storage or transmission of codevectors is an essential issue in vector quantization with custom codebook. The proposed technique for compression of codebooks relies ...
Maciej Bartkowiak, Adam Luczak
CEC
2008
IEEE
13 years 10 months ago
Requantization codebook design using particle-pair optimizer
Abstract— A new algorithm of optimal requantization codebook design using particle-pair optimizer (PPO) is proposed to provide an effective way for image transmission over multis...
Zhen Ji, Jiarui Zhou, Huilian Liao, Q. H. Wu