1715 search results - page 307 / 343 » Document Retrieval using a Probabilistic Knowledge Model |
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Publication
Non-negative matrix factorization (NMF) has become a standard tool in data mining, information retrieval, and signal processing. It is used to factorize a non-negative data matrix ...
172
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GIS
2008
ACM
15 years 10 months ago
2008
ACM
The pervasiveness of location-acquisition technologies (GPS, GSM networks, etc.) enable people to conveniently log the location histories they visited with spatio-temporal data. T...
AGENTS
1998
Springer
15 years 1 months ago
1998
Springer
The World-Wide Web is developing very fast. Currently, nding useful information on the Web is a time consuming process. In this paper, we present WebMate, an agent that helps user...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
Memory-based methods for collaborative filtering predict new ratings by averaging (weighted) ratings between, respectively, pairs of similar users or items. In practice, a large ...
DGO
2006
14 years 11 months ago
2006
For social science researchers, content analysis and classification of United States Congressional legislative activities has been time consuming and costly. The Library of Congre...