ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
With the purpose of improving Spoken Language Understanding (SLU) performance, a combination of different acoustic speech recognition (ASR) systems is proposed. State a-posteriori...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
The maximization of a full-rank quadratic form over a finite alphabet is NP-hard in both a worst-case sense and an average sense. Interestingly, if the rank of the form is not a ...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
The restoration of melody perception is a key remaining challenge in cochlear implants. We propose a new sound coding strategy that converts an audio signal into time-varying elec...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
This paper deals with the interaction between progressive model adaptation and score normalization strategies which are used for reducing the variation in likelihood ratio scores ...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
One of the most popular algorithms for blind equalization is the Constant Modulus Algorithm (CMA), due to its simplicity and low computational cost. However, if the step-size is n...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
In this paper we present a novel use of an acoustic Doppler sonar for multi-modal speaker identification. An ultrasonic emitter directs a 40kHz tone toward the speaker. Reflecti...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
We consider estimation of the noise spectral variance from speech signals contaminated by highly nonstationary noise sources. In each time frame, for each frequency bin, the noise...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
Given limited or incomplete measurement data on a sphere, a new iterative algorithm is proposed on how to extrapolate signal over the whole sphere. The algorithm is based on a pri...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
Speaker identification systems work quite well in controlled environments but their performance degrades severely in the presence of the reverberation that is frequently encounte...