ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals that enables sampling rates significantly below the classical Nyquist rate. Based on...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper, we propose a statistical test to discriminate between original and forged regions in JPEG images, under the hypothesis that the former are doubly compressed while t...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Speech enhancement and separation algorithms frequently employ two-stage processing schemes, where the signal is first mapped to an intermediate low-dimensional parametric descri...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
This paper proposes a novel application of image inpainting techniques for the edge enhancement problems in image deblurring and denoising. The edge enhancement effect is achieved...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Acoustic feedback limits the gain provided by hearing aids. Digital hearing aids identify acoustic feedback signals and cancel them continuously in a closed loop with an adaptive ...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
Precoding has been extensively studied for point-to-point communications, including the problems of constructing the precoding codebook and selecting the best precoder. This paper...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this work we describe methods for using the directionality of sound energy as a criterion to estimate single- and multichannel linear filters for suppression of diffuse noise ...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper we discuss why a simple network topology inference algorithm based on network co-occurrence measurements and a Markov random walk model for routing enables perfect t...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
In this paper, we create a unified framework for spectrum sensing of signals which have covariance matrices with known eigenvalue multiplicities. We derive the generalized likeli...
ICASSP
2011
IEEE
13 years 2 months ago
2011
IEEE
