1987 search results - page 155 / 398 » Directional filtering transform |
115
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ICASSP
2008
IEEE
15 years 10 months ago
2008
IEEE
We present a novel directionally adaptive image interpolation based on a multiple-direction wavelet transform, called directionlets. The algorithm uses directionlets to efficient...
114
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ICIP
2004
IEEE
16 years 6 months ago
2004
IEEE
Modelling textured images as AM-FM functions has been applied during the last years to texture analysis and segmentation tasks. In this paper we present some advances in two direc...
144
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
In this paper, we define an observation model based on optical flow information to track objects using particle filter algorithms. Although the optical flow information enables us...
146
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ICML
2003
IEEE
16 years 5 months ago
2003
IEEE
We investigate how stack filter function classes like weighted order statistics can be applied to classification problems. This leads to a new design criteria for linear classifie...
134
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ISBI
2002
IEEE
16 years 5 months ago
2002
IEEE
We propose an algorithm for the 3-D reconstruction of DNA filaments from a pair of stereo cryo-electron micrographs. The underlying principle is to specify a 3-D model of a filame...