Sciweavers

ICASSP
2011
IEEE
12 years 11 months ago
Cooperative Maximum Likelihood estimation for fluid flow dynamics in biosensor arrays
Abstract—This paper deals with estimation of the concentration of target molecules in a fluid when it flows past multiple biosensors. The fluid flow is modelled as an advecti...
Maryam Abolfath Beygi, Vikram Krishnamurthy
ICASSP
2011
IEEE
12 years 11 months ago
Time delay estimation in the time-frequency domain based on a line detection approach
The estimation of the time delay of arrival (TDOA) or the direction of arrival (DOA) has been an important research topic within the last few decades. In several applications, e.g...
Andreas Sandmair, Mario Lietz, Johannes Stefan, Fe...
ICASSP
2011
IEEE
12 years 11 months ago
Fast orthogonal decomposition of Volterra cubic kernels using oblique unfolding
Discrete-time Volterra modeling is a central topic in many application areas and a large class of nonlinear systems can be modeled using high-order Volterra series. The problem wi...
Rémy Boyer, Roland Badeau, Gérard Fa...
ICASSP
2011
IEEE
12 years 11 months ago
Practical codes for lossy compression when side information may be absent
Practical codes are developed for quadratic Gaussian lossy compression when side information may be absent by hybridizing successively refinable trellis coded quantization (SR-TC...
Sivagnanasundaram Ramanan, John MacLaren Walsh
ICASSP
2011
IEEE
12 years 11 months ago
3D medical image coding with optimal channel protection for wireless transmission
We propose a 3D medical image coding method with optimal channel protection for wireless transmission. The proposed method employs the 3D integer wavelet transform and a modified ...
Victor Sanchez, Panos Nasiopoulos
ICASSP
2011
IEEE
12 years 11 months ago
Quantifying perturbations in temporal dynamics for automated assessment of spastic dysarthric speech intelligibility
Spastic dysarthric speech is often associated with imprecise placement of articulators which, in turn, cause perturbations in speech temporal dynamics, such as unclear distinction...
Tiago H. Falk, Richard Hummel, Wai-Yip Chan
ICASSP
2011
IEEE
12 years 11 months ago
Recent progress in prosodic speaker verification
We describe recent progress in the field of prosodic modeling for speaker verification. In a previous paper, we proposed a technique for modeling syllable-based prosodic feature...
Marcel Kockmann, Luciana Ferrer, Lukas Burget, Eli...
ICASSP
2011
IEEE
12 years 11 months ago
A novel algorithm of seeking FrFT order for speech processing
The determination of the optimal fractional Fourier transform (FrFT) order is a crucial issue for FrFT. This paper introduces a novel algorithm is proposed for the estimation of F...
Duo-jia Ma, Xiang Xie, Jingming Kuang
ICASSP
2011
IEEE
12 years 11 months ago
Allophonic variations in visual speech synthesis for corrective feedback in CAPT
—This paper presents a visual speech synthesizer providing midsagittal and front views of the vocal tract to help language learners to correct their mispronunciations. We adopt ...
Ka-Ho Wong, Wai-Kit Lo, Helen Meng
ICASSP
2011
IEEE
12 years 11 months ago
On the instantaneous frequency smoothing for signals with quasi-linear frequency changes
The problem of estimation of the slowly-varying instantaneous frequency of a nonstationary complex sinusoidal signal buried in noise is considered. This problem is usually solved ...
Maciej Niedzwiecki, Michal Stanislaw Meller