Sciweavers

ICASSP
2010
IEEE
13 years 11 months ago
Utilizing principal singular vectors for two-dimensional single frequency estimation
In this paper, frequency estimation of a twodimensional (2D) cisoid in the presence of additive white Gaussian noise is addressed. By utilizing the rank-one property of the 2D noi...
H. C. So, Frankie K. W. Chan, C. F. Chan, W. H. La...
ICASSP
2010
IEEE
13 years 11 months ago
Using n-best recognition output for extractive summarization and keyword extraction in meeting speech
There has been increasing interest recently in meeting understanding, such as summarization, browsing, action item detection, and topic segmentation. However, there is very limite...
Yang Liu, Shasha Xie, Fei Liu
ICASSP
2010
IEEE
13 years 11 months ago
Speaker identification with distant microphone speech
The field of speaker identification has recently seen significant advancement, but improvements have tended to be benchmarked on near-field speech, ignoring the more realistic set...
Qin Jin, Runxin Li, Qian Yang, Kornel Laskowski, T...
ICASSP
2010
IEEE
13 years 11 months ago
A novel estimation of feature-space MLLR for full-covariance models
In this paper we present a novel approach for estimating featurespace maximum likelihood linear regression (fMLLR) transforms for full-covariance Gaussian models by directly maxim...
Arnab Ghoshal, Daniel Povey, Mohit Agarwal, Pinar ...
ICASSP
2010
IEEE
13 years 11 months ago
Ultrasound tomography with learned dictionaries
We propose a new method for imaging sound speed in breast tissue from measurements obtained by ultrasound tomography (UST) scanners. Given the measurements, our algorithm finds a...
Ivana Tosic, Ivana Jovanovic, Pascal Frossard, Mar...
ICASSP
2010
IEEE
13 years 11 months ago
Reconstructing the full tongue contour from EMA/X-ray microbeam
Existing large-scale articulatory databases describe the tongue shape through the 2D positions of 3–4 fixed landmarks on the tongue surface. The ability to reconstruct the full...
Chao Qin, Miguel Á. Carreira-Perpiñ&...
ICASSP
2010
IEEE
13 years 11 months ago
Summarization- and learning-based approaches to information distillation
Information distillation is the task that aims to extract relevant passages of text from massive volumes of textual and audio sources, given a query. In this paper, we investigate...
Boriska Toth, Dilek Hakkani-Tür, Sibel Yaman
ICASSP
2010
IEEE
13 years 11 months ago
Two-stage spectrum sensing for cognitive radios
We consider a two-stage sensing scheme for cognitive radios where coarse sensing based on energy detection is performed in the first stage and, if required, fine sensing based o...
Sina Maleki, Ashish Pandharipande, Geert Leus
ICASSP
2010
IEEE
13 years 11 months ago
Optimized intrinsic dimension estimator using nearest neighbor graphs
We develop an approach to intrinsic dimension estimation based on k-nearest neighbor (kNN) distances. The dimension estimator is derived using a general theory on functionals of k...
Kumar Sricharan, Raviv Raich, Alfred O. Hero III
ICASSP
2010
IEEE
13 years 11 months ago
Alpha-integration of multiple evidence
In pattern recognition, data integration is a processing method to combine multiple sources so that the combined result can be more accurate than a single source. Evidence theory ...
Heeyoul Choi, Anup Katake, Seungjin Choi, Yoonsuck...