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ICASSP
2011
IEEE
12 years 11 months ago
Optimization of the antenna array geometry based on a Bayesian DOA estimation criterion
In this paper, we address the problem of the sensor placement for estimating the direction of a narrow-band source, randomly located in the far-field of a planar antenna array. E...
Houcem Gazzah, Jean Pierre Delmas
NAACL
2010
13 years 5 months ago
Improved Extraction Assessment through Better Language Models
A variety of information extraction techniques rely on the fact that instances of the same relation are "distributionally similar," in that they tend to appear in simila...
Arun Ahuja, Doug Downey
VLSID
1999
IEEE
100views VLSI» more  VLSID 1999»
13 years 12 months ago
Improved Effective Capacitance Computations for Use in Logic and Layout Optimization
We describe an improved iterationless approach for computing the effective capacitance of an interconnect load at a driving gate output. The speed and accuracy of our approach mak...
Andrew B. Kahng, Sudhakar Muddu
CVPR
2010
IEEE
14 years 3 months ago
A Globally Optimal Data-Driven Approach for Image Distortion Estimation
Image alignment in the presence of non-rigid distortions is a challenging task. Typically, this involves estimating the parameters of a dense deformation field that warps a disto...
Yuandong Tian, Srinivasa Narasimhan
GLOBECOM
2008
IEEE
14 years 2 months ago
Performance Metric Sensitivity Computation for Optimization and Trade-Off Analysis in Wireless Networks
Abstract—We develop and evaluate a new method for estimating and optimizing various performance metrics for multihop wireless networks, including MANETs. We introduce an approxim...
John S. Baras, Vahid Tabatabaee, George Papageorgi...