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IJON
2000
105views more  IJON 2000»
13 years 9 months ago
G-Prop: Global optimization of multilayer perceptrons using GAs
A general problem in model selection is to obtain the right parameters that make a model "t observed data. For a multilayer perceptron (MLP) trained with back-propagation (BP...
Pedro A. Castillo Valdivieso, Juan J. Merelo Guerv...
KDD
2010
ACM
244views Data Mining» more  KDD 2010»
13 years 7 months ago
Finding effectors in social networks
Assume a network (V, E) where a subset of the nodes in V are active. We consider the problem of selecting a set of k active nodes that best explain the observed activation state, ...
Theodoros Lappas, Evimaria Terzi, Dimitrios Gunopu...
ISCAS
2008
IEEE
136views Hardware» more  ISCAS 2008»
14 years 3 months ago
Spatial-temporal consistent labeling for multi-camera multi-object surveillance systems
Abstract—For an intelligent multi-camera multi-object surveillance system, object correspondence across time and space is important to many smart visual applications. In this pap...
Jing-Ying Chang, Tzu-Heng Wang, Shao-Yi Chien, Lia...
CVPR
2010
IEEE
14 years 6 days ago
Ray Markov Random Fields for Image-Based 3D Modeling: Model and Efficient Inference
In this paper, we present an approach to multi-view image-based 3D reconstruction by statistically inversing the ray-tracing based image generation process. The proposed algorithm...
Shubao Liu, David Cooper
CVPR
2004
IEEE
14 years 11 months ago
Motion Estimation by Swendsen-Wang Cuts
Our paper has two main contributions. Firstly, it presents a model for image sequences motivated by an image encoding perspective. It models accreted regions, where objects appear...
Adrian Barbu, Alan L. Yuille