69 search results - page 1 / 14 » Correlation properties of quantization noise |
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
This paper examines the correlation properties of quantization noise. The quantization noise energy is subtractive if the quantizer output levels are optimized for the probability...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
Abstract— This work addresses the problem of joint quantization and power allocation in wireless sensor networks where sensors observe a source, quantize their observations and t...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
In lossy image compression schemes utilizing the discrete cosine transform (DCT), quantization of the DCT coefficients introduces error in the image representation and a loss of s...
DCC
2009
IEEE
14 years 5 months ago
2009
IEEE
This paper is concerned with optimal transform coding in conjunction with dithered quantization. While the optimal deterministic quantizer's error is uncorrelated with the re...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
This paper proposes a subband adaptive motion compensated temporal filtering (MCTF) technique for scalable video coding and introduces a revised synthesis gain model for the quant...