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ICASSP
2008
IEEE
13 years 11 months ago
Harmonic and inharmonic Nonnegative Matrix Factorization for Polyphonic Pitch transcription
Polyphonic pitch transcription consists of estimating the onset time, duration and pitch of each note in a music signal. This task is difficult in general, due to the wide range ...
Emmanuel Vincent, Nancy Bertin, Roland Badeau
ICASSP
2008
IEEE
13 years 11 months ago
Density geodesics for similarity clustering
We address the problem of similarity metric selection in pairwise affinity clustering. Traditional techniques employ standard algebraic context-independent sample-distance measur...
Umut Ozertem, Deniz Erdogmus, Miguel Á. Car...
ICASSP
2008
IEEE
13 years 11 months ago
Nonlinear residual acoustic echo suppression for high levels of harmonic distortion
Linear adaptive filters are often used for Acoustic Echo Cancellation (AEC) but sometimes fail to perform well in notebook computers and inexpensive telephony devices. Low-qualit...
Diego A. Bendersky, Jack W. Stokes, Henrique S. Ma...
ICASSP
2008
IEEE
13 years 11 months ago
Efficient 4D motion compensated lossless compression of dynamic volumetric medical image data
Dynamic volumetric (four dimensional- 4D) medical images are typically huge in file size and require a vast amount of resources for storage and transmission purposes. In this pape...
Victor Sanchez, Panos Nasiopoulos, Rafeef Abugharb...
ICASSP
2008
IEEE
13 years 11 months ago
Functional semi-automated segmentation of renal DCE-MRI sequences
In dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI), segmentation of internal kidney structures like cortex, medulla and pelvo-caliceal cavities is necessary for fun...
Beatrice Chevaillier, Yannick Ponvianne, Jean-Luc ...
ICASSP
2008
IEEE
13 years 11 months ago
Speaker indexing and speech enhancement in real meetings / conversations
This paper presents a speaker indexing method that uses a small number of microphones to estimate who spoke when. Our proposed speaker indexing is realized by using a noise robust...
Shoko Araki, Masakiyo Fujimoto, Kentaro Ishizuka, ...
ICASSP
2008
IEEE
13 years 11 months ago
An information theoretic approach to processing management
In region surveillance applications, sensors oftentimes accumulate an overwhelmingly large amount of data, making it infeasible to process all of the collected data in real-time. ...
Christopher M. Kreucher, Kevin M. Carter
ICASSP
2008
IEEE
13 years 11 months ago
Broadcast news subtitling system in Portuguese
The subtitling of broadcast news programs are starting to become a very interesting application due to the technological advances in Automatic Speech Recognition and associated te...
João Paulo Neto, Hugo Meinedo, Márci...
ICASSP
2008
IEEE
13 years 11 months ago
Performance evaluation of distributed video coding schemes
Riccardo Bernardini, Roberto Rinaldo, Pamela Zonto...
ICASSP
2008
IEEE
13 years 11 months ago
A confidence measure and iterative rank-based method for temporal registration
In this paper we develop a confidence measure that can determine if a given set of samples is suitable for inclusion in the reconstruction of a higher resolution dataset. The con...
Meghna Singh, Mrinal K. Mandal, Anup Basu