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CBMS
2007
IEEE
16 years 23 days ago
Segmentation and Tracking of the Left Ventricle in 3D MRI Sequences Using an Active Surface Model
We describe a 3D+T active surface model for segmentation and tracking of the left ventricular endocardium within 3D MRI sequences of the cardiac cycle. In order to perform segment...
Julien Mille, Romuald Boné, Pascal Makris, ...
GLOBECOM
2007
IEEE
16 years 22 days ago
Sigma-Delta ADC Based Distributed Detection in Wireless Sensor Networks
Abstract—In the existing works on distributed detection in sensor networks, local sensor nodes either quantize the observation or directly scale the analog observation and then t...
Dimeng Wang, Shuangqing Wei, Guoxiang Gu
ISI
2007
Springer
16 years 16 days ago
An LDA-based Community Structure Discovery Approach for Large-Scale Social Networks
Abstract— Community discovery has drawn significant research interests among researchers from many disciplines for its increasing application in multiple, disparate areas, inclu...
Haizheng Zhang, Baojun Qiu, C. Lee Giles, Henry C....
WADS
2007
Springer
115views Algorithms» more  WADS 2007»
16 years 15 days ago
Alpha-Beta Witness Complexes
Building on the work of Martinetz, Schulten and de Silva, Carlsson, we introduce a 2-parameter family of witness complexes and algorithms for constructing them. This family can be ...
Dominique Attali, Herbert Edelsbrunner, John Harer...
CIBCB
2006
IEEE
16 years 14 days ago
Visualization of Support Vector Machines with Unsupervised Learning
– The visualization of support vector machines in realistic settings is a difficult problem due to the high dimensionality of the typical datasets involved. However, such visuali...
Lutz Hamel