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» Algorithms for Large, Sparse Network Alignment Problems
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ICCV
2005
IEEE
14 years 9 months ago
Is Levenberg-Marquardt the Most Efficient Optimization Algorithm for Implementing Bundle Adjustment?
In order to obtain optimal 3D structure and viewing parameter estimates, bundle adjustment is often used as the last step of feature-based structure and motion estimation algorith...
Manolis I. A. Lourakis, Antonis A. Argyros
CVPR
2010
IEEE
1192views Computer Vision» more  CVPR 2010»
14 years 4 months ago
RASL: Robust Alignment by Sparse and Low-rank Decomposition for Linearly Correlated Images
This paper studies the problem of simultaneously aligning a batch of linearly correlated images despite gross corruption (such as occlusion). Our method seeks an optimal set of im...
Yigang Peng, Arvind Balasubramanian, John Wright, ...
ML
2002
ACM
143views Machine Learning» more  ML 2002»
13 years 7 months ago
A Sparse Sampling Algorithm for Near-Optimal Planning in Large Markov Decision Processes
An issue that is critical for the application of Markov decision processes MDPs to realistic problems is how the complexity of planning scales with the size of the MDP. In stochas...
Michael J. Kearns, Yishay Mansour, Andrew Y. Ng
ICNP
2005
IEEE
14 years 1 months ago
Efficient Hop ID based Routing for Sparse Ad Hoc Networks
Routing in mobile ad hoc networks remains as a challenging problem given the limited wireless bandwidth, users’ mobility and potentially large scale. Recently, there has been a ...
Yao Zhao, Bo Li, Qian Zhang, Yan Chen, Wenwu Zhu
DATAMINE
1999
140views more  DATAMINE 1999»
13 years 7 months ago
A Scalable Parallel Algorithm for Self-Organizing Maps with Applications to Sparse Data Mining Problems
Abstract. We describe a scalable parallel implementation of the self organizing map (SOM) suitable for datamining applications involving clustering or segmentation against large da...
Richard D. Lawrence, George S. Almasi, Holly E. Ru...