Sciweavers

2487 search results - page 143 / 498
» Automatic Model Selection by Modelling the Distribution of R...
Sort
View
CGF
2008
128views more  CGF 2008»
15 years 6 months ago
Hierarchical Convex Approximation of 3D Shapes for Fast Region Selection
Given a 3D solid model S represented by a tetrahedral mesh, we describe a novel algorithm to compute a hierarchy of convex polyhedra that tightly enclose S. The hierarchy can be b...
Marco Attene, Michela Mortara, Michela Spagnuolo, ...
EPIA
2009
Springer
15 years 10 months ago
Semantic Image Search and Subset Selection for Classifier Training in Object Recognition
Abstract. Robots need to ground their external vocabulary and internal symbols in observations of the world. In recent works, this problem has been approached through combinations ...
Rui Pereira, Luís Seabra Lopes, Augusto Sil...
SDM
2007
SIAM
162views Data Mining» more  SDM 2007»
15 years 8 months ago
Probabilistic Joint Feature Selection for Multi-task Learning
We study the joint feature selection problem when learning multiple related classification or regression tasks. By imposing an automatic relevance determination prior on the hypo...
Tao Xiong, Jinbo Bi, R. Bharat Rao, Vladimir Cherk...
BMCBI
2004
177views more  BMCBI 2004»
15 years 6 months ago
Gapped alignment of protein sequence motifs through Monte Carlo optimization of a hidden Markov model
Background: Certain protein families are highly conserved across distantly related organisms and belong to large and functionally diverse superfamilies. The patterns of conservati...
Andrew F. Neuwald, Jun S. Liu
ICAC
2006
IEEE
16 years 16 days ago
Discovering Likely Invariants of Distributed Transaction Systems for Autonomic System Management
Large amount of monitoring data can be collected from distributed systems as the observables to analyze system behaviors. However, without reasonable models to characterize systems...
Guofei Jiang, Haifeng Chen, Kenji Yoshihira