756 search results - page 113 / 152 » Quantization of Sparse Representations |
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
This paper proposes a novel approach to recognize object categories in point clouds. By quantizing 3D SURF local descriptors, computed on partial 3D shapes extracted from the poin...
ISCAS
2008
IEEE
14 years 2 months ago
2008
IEEE
— Non-negative matrix factorization (NMF), i.e. V ≈ WH where both V, W and H are non-negative has become a widely used blind source separation technique due to its part based r...
ICCV
2009
IEEE
15 years 21 days ago
2009
IEEE
One of the main limitations of image search based on
bag-of-features is the memory usage per image. Only a few
million images can be handled on a single machine in rea-
sonable ...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
Active contour (snake) approaches have been proved to be efficient tools to extract object boundary precisely. One drawback of these methods is that state-of-the-art snake algorit...
DAC
2000
ACM
14 years 8 months ago
2000
ACM
The sudden increase in systems-on-a-chip designs has renewed interest in techniques for analyzing and eliminating substrate coupling problems. Previous work on the substrate coupl...