1306 search results - page 25 / 262 » Dequantizing image orientation |
137
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PRL
2006
15 years 3 months ago
2006
Corners and junctions are landmarks characterized by the lack of differentiability in the unit tangent to the image level curve. Detectors based on differential operators are not,...
167
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CVPR
2005
IEEE
15 years 5 months ago
2005
IEEE
We address the normal reconstruction problem by photometric stereo using a uniform and dense set of photometric images captured at fixed viewpoint. Our method is robust to spurio...
150
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SIP
2003
15 years 4 months ago
2003
In this paper we propose a new, interactive technique for the segmentation of elongated structures in images. It is based on the so-called live-wire segmentation paradigm and uses...
132
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VISUALIZATION
1997
IEEE
15 years 7 months ago
1997
IEEE
Oriented Line Integral Convolution (OLIC) illustrates flow fields by convolving a sparse texture with an anisotropic convolution kernel. The kernel is aligned to the underlying ...
118
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PR
2006
15 years 3 months ago
2006
This paper describes a fingerprint verification algorithm based on the orientation field. The orientation field of a fingerprint image has also been used for image alignment. Area...