266 search results - page 21 / 54 » New algorithms for computing directional discrete Fourier tr... |
ICIP
2010
IEEE
13 years 5 months ago
2010
IEEE
Copy-move tampering is a common type of image synthesizing, where a part of an image is copied and pasted to another place to add or remove an object. In this paper, an efficient ...
ICCAD
2007
IEEE
14 years 4 months ago
2007
IEEE
—As the 193nm lithography is likely to be used for 45nm and even 32nm processes, much more stringent requirement will be posed on Optical Proximity Correction (OPC) technologies....
ECCV
1992
Springer
14 years 9 months ago
1992
Springer
Existing shape-from-shading algorithms assume constant reflectance across the shaded surface. Multi-colored surfaces are excluded because both shading and reflectance affect the me...
SIGMOD
2010
ACM
14 years 16 days ago
2010
ACM
We consider the problem of computing all-pair correlations in a warehouse containing a large number (e.g., tens of thousands) of time-series (or, signals). The problem arises in a...
TIP
2002
13 years 7 months ago
2002
Abstract--Transcoding is a key technique for reducing the bitrate of a previously compressed video signal. A high transcoding ratio may result in an unacceptable picture quality wh...