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TSP
2010
14 years 8 months ago
Multichannel deconvolution of seismic signals using statistical MCMC methods
In this paper we propose two multichannel blind deconvolution algorithms for the restoration of two-dimensional (2D) seismic data. Both algorithms are based on a 2D reflectivity pr...
Idan Ram, Israel Cohen, Shalom Raz
TWC
2010
14 years 8 months ago
Adaptive Modulation for MIMO Systems with Channel Prediction Errors
The performance of multiple-input multiple-output (MIMO) systems using spatial multiplexing is analyzed under channel prediction errors. We derive exact closed-form expressions for...
Unai Fernández-Plazaola, Eduardo Martos-Nay...
JSAC
2011
127views more  JSAC 2011»
14 years 8 months ago
Opportunistic Multiple Access for Cognitive Radio Networks
—In this paper, opportunistic multiple access to the under-utilized channel resources is investigated. Exploiting source burstiness, secondary cognitive nodes utilizes primary no...
Amr A. El-Sherif, Ahmed K. Sadek, K. J. Ray Liu

Publication
241views
15 years 14 days ago
Contourlet Transform for Texture Representation of Ultrasound Thyroid Images
Texture representation of ultrasound (US) images is currently considered a major issue in medical image analysis. This paper investigates the texture representation of thyroid tiss...
Stamos Katsigiannis, Eystratios G. Keramidas, Dimi...
PAMI
2012
13 years 4 months ago
A Blur-Robust Descriptor with Applications to Face Recognition
—Understanding the effect of blur is an important problem in unconstrained visual analysis. We address this problem in the context of image-based recognition, by a fusion of imag...
Raghuraman Gopalan, Sima Taheri, Pavan K. Turaga, ...