1391 search results - page 16 / 279 » Optimally Sparse Frames |
ISMIR
2005
Springer
15 years 5 months ago
2005
Springer
In the automatic classification of music many different segmentations of the audio signal have been used to calculate features. These include individual short frames (23 ms), lon...
109
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JMLR
2010
14 years 6 months ago
2010
We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespeci...
228
Voted
NIPS
2008
15 years 1 months ago
2008
It is now well established that sparse signal models are well suited for restoration tasks and can be effectively learned from audio, image, and video data. Recent research has be...
ORL
2010
14 years 10 months ago
2010
Facial reduction algorithm reduces the size of the positive semidefinite cone in SDP. The elimination method for a sparse SOS polynomial ([3]) removes unnecessary monomials for a...
113
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ICML
2007
IEEE
16 years 17 days ago
2007
IEEE
Eigenvalue problems are rampant in machine learning and statistics and appear in the context of classification, dimensionality reduction, etc. In this paper, we consider a cardina...