841 search results - page 138 / 169 » Level set image segmentation with Bayesian analysis |
131
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TIP
2008
14 years 11 months ago
2008
Edge-based and region-based active contours are frequently used in image segmentation. While edges characterize small neighborhoods of pixels, region descriptors characterize entir...
JMM2
2007
14 years 11 months ago
2007
—This paper describes a new three-dimensional spatiotemporal template, namely the Volumetric Motion History Image (VMHI), for the purpose of human motion analysis. Irregularities...
VISUALIZATION
1999
IEEE
15 years 3 months ago
1999
IEEE
We present a method for the hierarchical representation of vector fields. Our approach is based on iterative refinement using clustering and principal component analysis. The inpu...
PR
2008
14 years 11 months ago
2008
Video-based human recognition at a distance remains a challenging problem for the fusion of multimodal biometrics. As compared to the approach based on match score level fusion, i...
119
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ICPR
2008
IEEE
15 years 5 months ago
2008
IEEE
This paper proposes a new approach to describe the salient contours in cluttered scenes. No need to do the preprocessing, such as edge detection, we directly use a set of random s...