524 search results - page 8 / 105 » Discrete Pulse Transform of images: Algorithm and applicatio... |
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
Shift variance and poor directional selectivity, two major disadvantages of the discrete wavelet transform, have previously been circumvented either by using highly redundant, non...
ISCIS
2003
Springer
14 years 1 months ago
2003
Springer
This paper presents a postprocessing technique based on the theory of projections onto convex sets (POCS) to reduce the blocking artifacts in low bit rate BDCT-coded images. In the...
ICMCS
2006
IEEE
14 years 2 months ago
2006
IEEE
A new postprocessing method based on adjusted contourlet transform is introduced in this paper for suppressing blocking artifacts (BA) in block-based discrete cosine transform (BD...
PAMI
2008
13 years 8 months ago
2008
This paper presents an efficient algorithm for iris recognition using phase-based image matching--an image matching technique using phase components in 2D Discrete Fourier Transfor...
DCC
2002
IEEE
14 years 7 months ago
2002
IEEE
In this paper we propose an algorithm for image recovery where completely lost blocks in an image/video-frame are recovered using spatial information surrounding these blocks. Our...