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ICPR
2010
IEEE
14 years 9 months ago
Fundamental Geodesic Deformations in Spaces of Treelike Shapes
This paper presents a new geometric framework for analysis of planar treelike shapes for applications such as shape matching, recognition and morphology, using the geometry of the...
Aasa Feragen, François Lauze, Mads Nielsen
TIT
1998
100views more  TIT 1998»
14 years 10 months ago
Block-Coded PSK Modulation Using Two-Level Group Codes Over Dihedral Groups
—A length n group code over a group G is a subgroup of Gn under component-wise group operation. Group codes over dihedral groups DM, with 2M elements, that are two-level construc...
Jyoti Bali, B. Sundar Rajan
PAMI
2012
13 years 1 months ago
Aggregating Local Image Descriptors into Compact Codes
— This paper addresses the problem of large-scale image search. Three constraints have to be taken into account: search accuracy, efficiency, and memory usage. We first present...
Hervé Jégou, Florent Perronnin, Matt...
ML
2007
ACM
130views Machine Learning» more  ML 2007»
14 years 10 months ago
A note on Platt's probabilistic outputs for support vector machines
Platt’s probabilistic outputs for Support Vector Machines (Platt, 2000) has been popular for applications that require posterior class probabilities. In this note, we propose an ...
Hsuan-Tien Lin, Chih-Jen Lin, Ruby C. Weng
PLDI
2004
ACM
15 years 4 months ago
Vectorization for SIMD architectures with alignment constraints
When vectorizing for SIMD architectures that are commonly employed by today’s multimedia extensions, one of the new challenges that arise is the handling of memory alignment. Pr...
Alexandre E. Eichenberger, Peng Wu, Kevin O'Brien