520 search results - page 31 / 104 » Language Models of Collaborative Filtering |
ICML
2003
IEEE
14 years 8 months ago
2003
IEEE
We study the common problem of approximating a target matrix with a matrix of lower rank. We provide a simple and efficient (EM) algorithm for solving weighted low-rank approximat...
DEBU
2008
13 years 8 months ago
2008
The open nature of collaborative recommender systems allows attackers who inject biased profile data to have a significant impact on the recommendations produced. Standard memory-...
WWW
2006
ACM
14 years 8 months ago
2006
ACM
In this short note we demonstrate the applicability of hyperlink downweighting by means of language model disagreement. The method filters out hyperlinks with no relevance to the ...
CSCW
2004
ACM
14 years 1 months ago
2004
ACM
Domain experts are essential for successful software development, but these experts may not recognize their ideas when abstracted into Unified Modeling Language (UML) or ontologie...
BPM
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. Introducing process orientation to overcome the functionaloriented organizational structure was the main concern within enterprises during the last decade to improve proc...