Sciweavers

ICASSP
2011
IEEE
12 years 9 months ago
CLT for eigen-inference methods in cognitive radios
This article provides a central limit theorem for a consistent estimator of the population eigenvalues of a class of sample covariance matrices. An exact expression as well as an ...
Jianfeng Yao, Romain Couillet, Jamal Najim, Eric M...
ICASSP
2011
IEEE
12 years 9 months ago
A wavenumber-fitting extrapolation method for FFT-based near-field acoustic holography using microphone array
Near-field acoustic holography (NAH) is an important acoustic visualization technique which can be implemented efficiently through the fast Fourier transform (FFT). However, whe...
Benxu Liu, Bremananth Ramachandran, Andy W. H. Kho...
ICASSP
2011
IEEE
12 years 9 months ago
Modeling temporal correlations in content fingerprints
Previous analysis of content fingerprints has mainly focused on the case of independent and identically distributed fingerprints. Practical fingerprints, however, exhibit corre...
Avinash L. Varna, Min Wu
ICASSP
2011
IEEE
12 years 9 months ago
Sampling on locally defined principal manifolds
We start with a locally defined principal curve definition for a given probability density function (pdf) and define a pairwise manifold score based on local derivatives of the...
Erhan Bas, Deniz Erdogmus
ICASSP
2011
IEEE
12 years 9 months ago
Fast speaker diarization based on binary keys
Splitting a speech signal into speakers is the main goal of a speaker diarization system, which has become an important building block in many speech processing algorithms. Curren...
Xavier Anguera Miró, Jean-François B...
ICASSP
2011
IEEE
12 years 9 months ago
Efficient image reconstruction under sparsity constraints with application to MRI and bioluminescence tomography
Most bioimaging modalities rely on indirect measurements of the quantity under investigation. The image is obtained as the result of an optimization problem involving a physical m...
Matthieu Guerquin-Kern, Jean-Charles Baritaux, Mic...
ICASSP
2011
IEEE
12 years 9 months ago
Sparsity-undersampling tradeoff of compressed sensing in the complex domain
In this paper, recently developed ONE-L1 algorithms for compressed sensing are applied to complex-valued signals and sampling matrices. The optimal and iterative solution of ONE-L...
Zai Yang, Cishen Zhang
ICASSP
2011
IEEE
12 years 9 months ago
A novel tracking analysis of the Normalized Least Mean Fourth algorithm
In this work, the tracking analysis of the Normalized Least Mean Fourth (NLMF) algorithm is investigated for a random walk channel under very weak assumptions. The novelty of this...
Muhammad Moinuddin, Azzedine Zerguine
ICASSP
2011
IEEE
12 years 9 months ago
Bayesian integration of audio and visual information for multi-target tracking using a CB-member filter
A new method is presented for integration of audio and visual information in multiple target tracking applications. The proposed approach uses a Bayesian filtering formulation an...
Reza Hoseinnezhad, Ba-Ngu Vo, Ba-Tuong Vo, David S...
ICASSP
2011
IEEE
12 years 9 months ago
Similarity learning for semi-supervised multi-class boosting
In semi-supervised classification boosting, a similarity measure is demanded in order to measure the distance between samples (both labeled and unlabeled). However, most of the e...
Q. Y. Wang, Pong Chi Yuen, Guo-Can Feng