516 search results - page 49 / 104 » Compressive coded aperture imaging |
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VLSISP
1998
14 years 11 months ago
1998
In this paper, we present preliminary results comparing the nature of the errors introduced by the mixture of principal components (MPC) model with a wavelet transform and the Karh...
ICIP
2002
IEEE
16 years 1 months ago
2002
IEEE
The Mixed Raster Content (MRC) ITU document compression standard (T.44) specifies a multilayer decomposition model for compound documents into two contone image layers and a binar...
ICIP
2006
IEEE
16 years 1 months ago
2006
IEEE
In this paper we propose a geometrical entropy coder to compress images with geometry. Our proposed scheme works on quantized coefficients of the discrete wavelet transform (DWT)....
ICIP
2007
IEEE
16 years 1 months ago
2007
IEEE
Image authentication is important in content delivery via untrusted intermediaries, such as peer-to-peer (P2P) file sharing. Many differently encoded versions of the original imag...
ISCAS
2007
IEEE
15 years 6 months ago
2007
IEEE
—In this paper, we investigate image compression using 2D Dual-tree Discrete Wavelet Transform (DDWT), which is an overcomplete transform with direction-selective basis functions...