470 search results - page 2 / 94 » Boundary based shape orientation |
JVCIR
2010
13 years 3 months ago
2010
Noble forces in image segmentation based on active contours models are proposed for capturing objects in the image. Contemplating the common functionality of forces in previous ac...
JMIV
2008
13 years 5 months ago
2008
Abstract Shape elongation is one of the basic shape descriptors that has a very clear intuitive meaning. That is the reason for its applicability in many shape classification tasks...
VLDB
2002
ACM
14 years 5 months ago
2002
ACM
Abstract. We propose an indexing technique for the fast retrieval of objects in 2D images based on similarity between their boundary shapes. Our technique is robust in the presence...
SIAMSC
2010
13 years 3 months ago
2010
Abstract. We develop duality-based a posteriori error estimates for functional outputs of solutions of free-boundary problems via shape-linearization principles. To derive an appro...
CVPR
2000
IEEE
14 years 7 months ago
2000
IEEE
We present in this article a system which improves a DEM. The method reconstructs all the facades of the building and then, corrects the initial DEM by deleting the points of the ...