8614 search results - page 1437 / 1723 » Mining |
199
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WSDM
2012
ACM
13 years 11 months ago
2012
ACM
Recent research has made significant advances in automatically constructing knowledge bases by extracting relational facts (e.g., Bill Clinton-presidentOf-US) from large text cor...
163
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WSDM
2012
ACM
13 years 11 months ago
2012
ACM
We pose a fundamental question in understanding how to identify and design successful communities: What factors predict whether a community will grow and survive in the long term?...
158
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WSDM
2012
ACM
13 years 11 months ago
2012
ACM
Traditionally, research about trust assumes a single type of trust between users. However, trust, as a social concept, inherently has many facets indicating multiple and heterogen...
175
Voted
ICDE
2012
IEEE
13 years 6 months ago
2012
IEEE
—Dimensionality reduction is essential in text mining since the dimensionality of text documents could easily reach several tens of thousands. Most recent efforts on dimensionali...
160
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KDD
2012
ACM
13 years 6 months ago
2012
ACM
Non-negative matrix factorization (NMF) provides a lower rank approximation of a matrix. Due to nonnegativity imposed on the factors, it gives a latent structure that is often mor...