Sciweavers

7015 search results - page 932 / 1403
» Approximation algorithms for co-clustering
Sort
View
DPHOTO
2010
208views Hardware» more  DPHOTO 2010»
15 years 8 months ago
A signature analysis based method for elliptical shape
The high level context image analysis regards many fields as face recognition, smile detection, automatic red eye removal, iris recognition, fingerprint verification, etc. Techniq...
Ivana Guarneri, Mirko Guarnera, Giuseppe Messina, ...
SDM
2008
SIAM
118views Data Mining» more  SDM 2008»
15 years 8 months ago
Massive-Scale Kernel Discriminant Analysis: Mining for Quasars
We describe a fast algorithm for kernel discriminant analysis, empirically demonstrating asymptotic speed-up over the previous best approach. We achieve this with a new pattern of...
Ryan Riegel, Alexander Gray, Gordon Richards
ICVGIP
2004
15 years 8 months ago
Local Correlation-based Fingerprint Matching
Most fingerprint matching systems are based on matching minutia points between two fingerprint images. Each minutia is represented by a fixed number of attributes such as the loca...
Karthik Nandakumar, Anil K. Jain
NIPS
2001
15 years 8 months ago
Variance Reduction Techniques for Gradient Estimates in Reinforcement Learning
Policy gradient methods for reinforcement learning avoid some of the undesirable properties of the value function approaches, such as policy degradation (Baxter and Bartlett, 2001...
Evan Greensmith, Peter L. Bartlett, Jonathan Baxte...
WSCG
2004
189views more  WSCG 2004»
15 years 8 months ago
Hardware Accelerated Soft Shadows using Penumbra Quads
Shadow mapping is a commonly used technique for generating hard shadows in real time. However, existing shadow map based algorithms cannot render full soft shadows penumbras onto ...
Jukka Arvo, Jan Westerholm