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SIGIR
2002
ACM
13 years 8 months ago
Collaborative filtering with privacy via factor analysis
Collaborative filtering (CF) is valuable in e-commerce, and for direct recommendations for music, movies, news etc. But today's systems have several disadvantages, including ...
John F. Canny
CHI
2005
ACM
14 years 9 months ago
The value of shared visual space for collaborative physical tasks
The goal of this research is to elucidate the ways shared visual space supports group communication and performance. This work involves three stages: a series of empirical studies...
Darren Gergle
SIGIR
2009
ACM
14 years 3 months ago
Temporal collaborative filtering with adaptive neighbourhoods
Recommender Systems, based on collaborative filtering (CF), aim to accurately predict user tastes, by minimising the mean error achieved on hidden test sets of user ratings, afte...
Neal Lathia, Stephen Hailes, Licia Capra
JMLR
2008
83views more  JMLR 2008»
13 years 9 months ago
Generalization from Observed to Unobserved Features by Clustering
We argue that when objects are characterized by many attributes, clustering them on the basis of a random subset of these attributes can capture information on the unobserved attr...
Eyal Krupka, Naftali Tishby
CHI
2004
ACM
14 years 9 months ago
Slash(dot) and burn: distributed moderation in a large online conversation space
Can a system of distributed moderation quickly and consistently separate high and low quality comments in an online conversation? Analysis of the site Slashdot.org suggests that t...
Cliff Lampe, Paul Resnick