1344 search results - page 112 / 269 » Quantization |
110
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TWC
2008
15 years 2 months ago
2008
Emerging applications involving low-cost wireless sensor networks motivate well optimization of multi-user orthogonal frequency-division multiple access (OFDMA) in the power-limite...
121
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TCSV
2002
15 years 2 months ago
2002
A novel frequency-domain technique for image blocking artifact detection and reduction is presented in this paper. The algorithm first detects the regions of the image which presen...
112
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TIP
2002
15 years 2 months ago
2002
This paper presents a discrete cosine transform (DCT)-based locally adaptive perceptual image coder, which discriminates between image components based on their perceptual relevanc...
154
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TCOM
2008
15 years 1 months ago
2008
We consider the transmission of a Gaussian source through a block fading channel. Assuming each block is decoded independently, the received distortion depends on the tradeoff betw...
128
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IJON
2010
15 years 28 days ago
2010
We present two approaches to extend Robust Soft Learning Vector Quantization (RSLVQ). This algorithm for nearest prototype classification is derived from an explicit cost functio...