4413 search results - page 34 / 883 » New Directions for CACM |
178
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ISCAS
2007
IEEE
15 years 12 months ago
2007
IEEE
— In this paper, a modified version of the complex directional pyramid (PDTDFB) is proposed. Unlike the previous approach, the new FB provides an approximately tight-frame decom...
197
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ICIP
2007
IEEE
16 years 7 months ago
2007
IEEE
This paper discusses how to utilize both magnitude and phase information obtained from the complex directional lter bank (CDFB) for the purpose of texture image retrieval. The rel...
139
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ICIP
2002
IEEE
16 years 7 months ago
2002
IEEE
We propose a new scheme, named contourlet, that provides a flexible multiresolution, local and directional image expansion. The contourlet transform is realized efficiently via a ...
119
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ICFP
2002
ACM
16 years 5 months ago
2002
ACM
We present a direct implementation of the shift and reset control operators in the Scheme 48 system. The new implementation improves upon the traditional technique of simulating s...
169
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ICCAD
2007
IEEE
16 years 2 months ago
2007
IEEE
— As CMOS technology enters the nanometer regime, the increasing process variation is bringing manifest impact on circuit performance. In this paper, we propose a Principle Hessi...