Sciweavers

6546 search results - page 869 / 1310
» Improving the Performance of the RISE Algorithm
Sort
View
IDA
2010
Springer
15 years 6 months ago
GA-stacking: Evolutionary stacked generalization
Stacking is a widely used technique for combining classifiers and improving prediction accuracy. Early research in Stacking showed that selecting the right classifiers, their par...
Agapito Ledezma, Ricardo Aler, Araceli Sanch&iacut...
PCM
2010
Springer
204views Multimedia» more  PCM 2010»
15 years 6 months ago
Learning Contextual Metrics for Automatic Image Annotation
Abstract. The semantic contextual information is shown to be an important resource for improving the scene and image recognition, but is seldom explored in the literature of previo...
Zuotao Liu, Xiangdong Zhou, Yu Xiang, Yan-Tao Zhen...
VTC
2010
IEEE
114views Communications» more  VTC 2010»
15 years 6 months ago
Power Control Game with SINR-Pricing in Variable-Demand Wireless Data Networks
—Game theory has been applied to model power control in wireless systems for years. Conventional power control games tend to consider unlimited backlogged user traffic. Differen...
Fu-Yun Tsuo, Wei-Lin Lee, Chih-Yu Wang, Hung-Yu We...
BMVC
2010
15 years 5 months ago
Robust 3D Face Recognition by Using Shape Filtering
Achieving high accuracy in the presence of expression variation remains one of the most challenging aspects of 3D face recognition. In this paper, we propose a novel recognition a...
Liang Cai, Feipeng Da
COLT
2010
Springer
15 years 5 months ago
Adaptive Subgradient Methods for Online Learning and Stochastic Optimization
We present a new family of subgradient methods that dynamically incorporate knowledge of the geometry of the data observed in earlier iterations to perform more informative gradie...
John Duchi, Elad Hazan, Yoram Singer