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ICC
2007
IEEE
184views Communications» more  ICC 2007»
16 years 1 months ago
Lifetime Improvement of Wireless Sensor Networks by Collaborative Beamforming and Cooperative Transmission
Abstract— Extending network lifetime of battery-operated devices is a key design issue that allows uninterrupted information exchange among distributive nodes in wireless sensor ...
Zhu Han, Harold Vincent Poor
ICC
2007
IEEE
179views Communications» more  ICC 2007»
16 years 1 months ago
An Improved Vehicular Ad Hoc Routing Protocol for City Environments
—The fundamental component for the success of VANET (Vehicular Ad hoc NETworks) applications is routing since it must efficiently handle rapid topology changes and a fragmented n...
Moez Jerbi, Sidi-Mohammed Senouci, Rabah Meraihi, ...
AMR
2007
Springer
160views Multimedia» more  AMR 2007»
16 years 1 months ago
Improving Automatic Image Annotation Based on Word Co-occurrence
Abstract. Accuracy of current automatic image labeling methods is under the requirements of annotation-based image retrieval systems. The performance of most of these labeling meth...
Hugo Jair Escalante, Manuel Montes-y-Gómez,...
PSIVT
2007
Springer
170views Multimedia» more  PSIVT 2007»
16 years 29 days ago
Markov Random Fields and Spatial Information to Improve Automatic Image Annotation
Content-based image retrieval (CBIR) is currently limited because of the lack of representational power of the low-level image features, which fail to properly represent the actual...
Carlos Hernández-Gracidas, Luis Enrique Suc...
ICTAI
2006
IEEE
16 years 26 days ago
Improve Decision Trees for Probability-Based Ranking by Lazy Learners
Existing work shows that classic decision trees have inherent deficiencies in obtaining a good probability-based ranking (e.g. AUC). This paper aims to improve the ranking perfor...
Han Liang, Yuhong Yan