7581 search results - page 1324 / 1517 » Incompleteness in Data Mining |
146
Voted
WSDM
2012
ACM
13 years 12 months ago
2012
ACM
Many factorization models like matrix or tensor factorization have been proposed for the important application of recommender systems. The success of such factorization models dep...
168
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WSDM
2012
ACM
13 years 12 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?...
162
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WSDM
2012
ACM
13 years 12 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...
167
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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...
169
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KDD
2012
ACM
13 years 6 months ago
2012
ACM
Video dissemination through sites such as YouTube can have widespread impacts on opinions, thoughts, and cultures. Not all videos will reach the same popularity and have the same ...