510 search results - page 17 / 102 » Gradient Estimation Revitalized |
102
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ACCV
2006
Springer
15 years 3 months ago
2006
Springer
Abstract. This paper presents a fast algorithm for global motion estimation based on Iterative Least- Square Estimation (ILSE) technique. Compared with the traditional framework, t...
101
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COLT
1995
Springer
15 years 1 months ago
1995
Springer
We investigate the problem of estimating the proportion vector which maximizes the likelihood of a given sample for a mixture of given densities. We adapt a framework developed for...
NN
2010
Springer
14 years 7 months ago
2010
Springer
We present a model-free reinforcement learning method for partially observable Markov decision problems. Our method estimates a likelihood gradient by sampling directly in paramet...
ICCV
2007
IEEE
15 years 11 months ago
2007
IEEE
We present a fast and accurate framework for registration of multi-modal volumetric images based on decoupled estimation of registration parameters utilizing spatial information i...
139
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ICPR
2008
IEEE
15 years 10 months ago
2008
IEEE
We propose a novel set of medial feature interest points based on gradient vector flow (GVF) fields [18]. We exploit the long ranging GVF fields for symmetry estimation by calcula...