544 search results - page 62 / 109 » A New Measure of the Cluster Hypothesis |
126
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ICCV
2009
IEEE
14 years 11 months ago
2009
IEEE
This paper investigates a new learning formulation called dynamic group sparsity. It is a natural extension of the standard sparsity concept in compressive sensing, and is motivat...
118
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BMCBI
2008
15 years 1 months ago
2008
Background: The unsupervised discovery of structures (i.e. clusterings) underlying data is a central issue in several branches of bioinformatics. Methods based on the concept of s...
151
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BMCBI
2004
15 years 1 months ago
2004
Background: High-density oligonucleotide microarray technology enables the discovery of genes that are transcriptionally modulated in different biological samples due to physiolog...
127
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BMCBI
2007
15 years 1 months ago
2007
Background: With the increased availability of high throughput data, such as DNA microarray data, researchers are capable of producing large amounts of biological data. During the...
161
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TIFS
2008
15 years 1 months ago
2008
Abstract-- It has recently been discovered that using pseudorandom sequences as carriers in spread-spectrum techniques for data-hiding is not at all a sufficient condition for ensu...