1487 search results - page 193 / 298 » Representing and Querying Data Transformations |
114
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ICDM
2007
IEEE
15 years 8 months ago
2007
IEEE
Probabilistic latent semantic indexing (PLSI) represents documents of a collection as mixture proportions of latent topics, which are learned from the collection by an expectation...
136
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TCS
2011
14 years 8 months ago
2011
An active learner has a collection of data points, each with a label that is initially hidden but can be obtained at some cost. Without spending too much, it wishes to find a cla...
128
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JCIT
2010
14 years 8 months ago
2010
As a new paradigm for data warehousing demanded by today's decision support community, DW 2.0 recognized the life cycle of data with it, that make metadata evolution mechanis...
246
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ICDE
2009
IEEE
16 years 3 months ago
2009
IEEE
The problem of automatically extracting the most interesting and relevant keyword phrases in a document has been studied extensively as it is crucial for a number of applications. ...
130
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TKDE
2010
15 years 3 days ago
2010
—A Bloom filter is an effective, space-efficient data structure for concisely representing a set, and supporting approximate membership queries. Traditionally, the Bloom filter a...