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ICASSP
2011
IEEE
14 years 4 months ago
Target localization with NLOS circularly reflected AOAS
Bearings-only localization with light-of-sight (LOS) propagation is well understood. This paper concentrates on bearing-only localization with non-line-of-sight (NLOS) measurement...
Xiufeng Song, Peter Willett, Shengli Zhou
123
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ICC
2007
IEEE
160views Communications» more  ICC 2007»
15 years 6 months ago
Differential Bell-Labs Layered Space Time Architectures
Abstract—Most research on differential MIMO is based on spacetime block codes, aiming to achieve maximum transmit diversity and thus make the transmission more robust by the aid ...
Lingyang Song, Alister G. Burr, Rodrigo C. de Lama...
93
Voted
ISBI
2004
IEEE
16 years 1 months ago
Covariance of Kinetic Parameter Estimators Based on Time Activity Curve Reconstructions: Preliminary Study on 1D Dynamic Imaging
We provide approximate expressions for the covariance matrix of kinetic parameter estimators based on time activity curve (TAC) reconstructions when TACs are modeled as a linear c...
Sangtae Ahn, Jeffrey A. Fessler, Thomas E. Nichols...
105
Voted
ICIP
2006
IEEE
16 years 2 months ago
Variational Unsupervised Segmentation of Multi-Look Complex Polarimetric Images using a Wishart Observation Model
We address unsupervised variational segmentation ofmulti-look complex polarimetric images using a Wishart observation model via level sets. The methods consists of minimizing a fu...
Ismail Ben Ayed, Amar Mitiche, Ziad Belhadj
ICASSP
2008
IEEE
15 years 7 months ago
Discriminative learning for optimizing detection performance in spoken language recognition
We propose novel approaches for optimizing the detection performance in spoken language recognition. Two objective functions are designed to directly relate model parameters to tw...
Donglai Zhu, Haizhou Li, Bin Ma, Chin-Hui Lee