Sciweavers

1552 search results - page 87 / 311
» On the Complexity of Constant Propagation
Sort
View
TMI
2010
160views more  TMI 2010»
15 years 4 months ago
Artifact Trapping During Time Reversal Photoacoustic Imaging for Acoustically Heterogeneous Media
—Several different reconstruction algorithms have been proposed for photoacoustic tomography, most of which presuppose that the acoustic properties of the medium are constant and...
Benjamin T. Cox, Bradley E. Treeby
ACL
2011
14 years 10 months ago
Binarized Forest to String Translation
Tree-to-string translation is syntax-aware and efficient but sensitive to parsing errors. Forestto-string translation approaches mitigate the risk of propagating parser errors in...
Hao Zhang, Licheng Fang, Peng Xu, Xiaoyun Wu
CVPR
2008
IEEE
16 years 8 months ago
Detection with multi-exit asymmetric boosting
We introduce a generalized representation for a boosted classifier with multiple exit nodes, and propose a method to training which combines the idea of propagating scores across ...
Minh-Tri Pham, V-D. D. Hoang, Tat-Jen Cham
GLOBECOM
2009
IEEE
15 years 4 months ago
Efficient Data Collection for Wireless Networks: Delay and Energy Tradeoffs
In this paper, we study efficient data collection for wireless sensor networks. We present efficient distributed algorithms with approximately the minimum delay, or the minimum mes...
Chao Ren, XuFei Mao, Xiang-Yang Li, Ping Xu, Guoju...
IPSN
2010
Springer
15 years 10 months ago
Practical modeling and prediction of radio coverage of indoor sensor networks
The robust operation of many sensor network applications depends on deploying relays to ensure wireless coverage. Radio mapping aims to predict network coverage based on a small n...
Octav Chipara, Gregory Hackmann, Chenyang Lu, Will...