301 search results - page 7 / 61 » On Holographic Transform Compression of Images |
IDEAL
2004
Springer
14 years 27 days ago
2004
Springer
Abstract. Image compression methods such as JPEG use quantisation of discrete cosine transform (DCT) coefficients of image blocks to produce lossy compression. During decoding, an...
DATE
1998
IEEE
13 years 11 months ago
1998
IEEE
This paper presents a VLSI Architecture to implement the forward and inverse 2-D Discrete Wavelet Transform (FDWT/IDWT), to compress medical images for storage and retrieval. Loss...
ICIAP
1997
ACM
13 years 11 months ago
1997
ACM
Most existing lossless image compression schemes operate on grey-scale images. However, in the case of colour images, higher compression ratios can be achieved by exploiting inter...
ICIP
2000
IEEE
13 years 12 months ago
2000
IEEE
ICIP
1998
IEEE
13 years 11 months ago
1998
IEEE
In this paper we use the information in the chrominance bands to reconstruct color block transformed compressed images. For the luminance and the two chrominance channels, we de n...