2199 search results - page 235 / 440 » Information retrieval using hierarchical dirichlet processes |
194
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MIR
2005
ACM
16 years 3 days ago
2005
ACM
Concept drifting is an important and challenging research issue in the field of machine learning. This paper mainly addresses the issue of semantic concept drifting in time series...
195
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BMCBI
2008
15 years 6 months ago
2008
Background: DNA methylation is an important epigenetic modification of the genome. Abnormal DNA methylation may result in silencing of tumor suppressor genes and is common in a va...
172
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ICIP
2003
IEEE
16 years 8 months ago
2003
IEEE
Spread Transform (ST) is a quantization watermarking algorithm in which vectors of the wavelet coefficients of a host work are quantized, using one of two dithered quantizers, to ...
197
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
While current search engines serve known-item search such as homepage finding very well, they generally cannot support exploratory search effectively. In exploratory search, user...
207
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CHI
2009
ACM
15 years 11 months ago
2009
ACM
Previous research has shown that older adults performed worse in web search tasks, and attributed poorer performance to a decline in their cognitive abilities. We conducted a stud...