807 search results - page 39 / 162 » Learning Collaborative Information Filters |
IAT
2009
IEEE
14 years 3 months ago
2009
IEEE
Collaborative Filtering based on similarity suffers from a variety of problems such as sparsity and scalability. In this paper, we propose an ontological model of trust between us...
ICML
2003
IEEE
14 years 9 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...
CAI
2006
Springer
13 years 8 months ago
2006
Springer
The number of news reports published online is now so great that it is impossible for any person to read all of them. Not all of these reports are equally interesting. Automating ...
IUI
2000
ACM
14 years 1 months ago
2000
ACM
We propose a collaborative exploration system that helps users to explore recommendations from various viewpoints. Given ratings and reviews on movies from reviewers, the system p...
WWW
2007
ACM
14 years 9 months ago
2007
ACM
In this work, we present an extension of CORE [2], a tool for Collaborative Ontology Reuse and Evaluation. The system receives an informal description of a specific semantic domai...