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ICIP
2010
IEEE
15 years 4 months ago
Local two-channel critically sampled filter-banks on graphs
In this paper, we propose two-channel filter-bank designs for signals defined on arbitrary graphs. These filter-banks are local, invertible and critically sampled. Depending on th...
Sunil K. Narang, Antonio Ortega
EMNLP
2009
15 years 4 months ago
Recognizing Implicit Discourse Relations in the Penn Discourse Treebank
We present an implicit discourse relation classifier in the Penn Discourse Treebank (PDTB). Our classifier considers the context of the two arguments, word pair information, as we...
Ziheng Lin, Min-Yen Kan, Hwee Tou Ng
ICASSP
2009
IEEE
15 years 4 months ago
Applying discretized articulatory knowledge to dysarthric speech
This paper applies two dynamic Bayes networks that include theoretical and measured kinematic features of the vocal tract, respectively, to the task of labeling phoneme sequences ...
Frank Rudzicz
ICASSP
2011
IEEE
14 years 10 months ago
Fast algorithms for Iterative Adaptive Approach spectral estimation techniques
This paper presents computationally efficient implementations for Iterative Adaptive Approach (IAA) spectral estimation techniques for uniformly sampled data sets. By exploiting ...
George-Othon Glentis, Andreas Jakobsson
ICASSP
2011
IEEE
14 years 10 months ago
Regularized split gradient method for nonnegative matrix factorization
This article deals with a regularized version of the split gradient method (SGM), leading to multiplicative algorithms. The proposed algorithm is available for the optimization of...
Henri Lantéri, Céline Theys, C&eacut...