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173
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
We present an algorithm for performing Lambertian photometric stereo in the presence of shadows. The algorithm has three novel features. First, a fast graph cuts based method is u...
157
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
Most object recognition systems require large databases of real images for classifier training. To collect real images for this purpose is a difficult and expensive process. This ...
161
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TIP
1998
15 years 6 months ago
1998
Abstract—Diffusions are useful for image processing and computer vision because they provide a convenient way of smoothing noisy data, analyzing images at multiple scales, and en...
172
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
This paper describes a head-tracking algorithm that is based on recognition and correlation-based weighted interpolation. The input is a sequence of 3D depth images generated by a...
192
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
Conventional stereo matching algorithms assume color constancy on the corresponding opaque pixels in the stereo images. However, when the foreground objects with fractional bounda...