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ICASSP
2010
IEEE
13 years 4 months ago
Statistical modeling of co-channel interference in a field of Poisson distributed interferers
—With increasing spatial reuse of the radio spectrum, co-channel interference is becoming a dominant noise source and may severely degrade the communication performance of wirele...
Kapil Gulati, Brian L. Evans, Keith R. Tinsley
ICASSP
2010
IEEE
13 years 4 months ago
Preserving the character of perturbations in scaled pitch contours
The global and fine dynamic components of a pitch contour in voice production, as in the speaking and singing voice, are important for both the meaning and character of an utteran...
Thomas Baran, Nicolas Malyska, Thomas F. Quatieri
ICASSP
2010
IEEE
13 years 4 months ago
Cyclic tempogram - A mid-level tempo representation for musicsignals
The extraction of local tempo and beat information from audio recordings constitutes a challenging task, particularly for music that reveals significant tempo variations. Further...
Peter Grosche, Meinnard Mueller, Frank Kurth
ICASSP
2010
IEEE
13 years 4 months ago
Discriminative template extraction for direct modeling
This paper addresses the problem of developing appropriate features for use in direct modeling approaches to speech recognition, such as those based on Maximum Entropy models or S...
Shankar Shivappa, Patrick Nguyen, Geoffrey Zweig
ICASSP
2010
IEEE
13 years 4 months ago
A parallel point-process filter for estimation of goal-directed movements from neural signals
Brain machine interfaces work by mapping the relevant neural activity to the intended movement known as ‘decoding’. Here, we develop a recursive Bayesian decoder for goaldirec...
Maryam Modir Shanechi, Gregory W. Wornell, Ziv Wil...
ICASSP
2010
IEEE
13 years 4 months ago
Camera-based clear path detection
In using image analysis to assist a driver to avoid obstacles on the road, traditional approaches rely on various detectors designed to detect different types of objects. We propo...
Qi Wu, Wende Zhang, Tsuhan Chen, B. V. K. Vijaya K...
ICASSP
2010
IEEE
13 years 4 months ago
Jointly recognizing multi-speaker conversations
We suggest an approach to speech recognition where multiple sides of a conversation in a dialog or meeting are processed and decoded jointly rather than independently. We moreover...
Gang Ji, Jeff Bilmes
ICASSP
2010
IEEE
13 years 4 months ago
Implementing LNS using filtering units of GPUs
Current GPUs offer specialized graphics hardware in addition to generic floating-point processing units. We propose a method which reuses specialized texture filtering units to ...
Mark G. Arnold, Sylvain Collange, David Defour
ICASSP
2010
IEEE
13 years 4 months ago
Sound enhancement using sparse approximation with speclets
This paper addresses an innovative approach to informed enhancement of damaged sound. It uses sparse approximations with a learned dictionary of atoms modeling the main components...
Manuel Moussallam, Pierre Leveau, Si-Mohamed Aziz ...
ICASSP
2010
IEEE
13 years 4 months ago
Voice quality evaluation of various codecs
In this paper a large amount of absolute mean opinion scores obtained within a single listening test are presented. Naïve listeners’ preference on different speech signal prope...
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