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» On the social psychology of modelling
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ITRUST
2005
Springer
14 years 2 months ago
Alleviating the Sparsity Problem of Collaborative Filtering Using Trust Inferences
Collaborative Filtering (CF), the prevalent recommendation approach, has been successfully used to identify users that can be characterized as “similar” according to their logg...
Manos Papagelis, Dimitris Plexousakis, Themistokli...
KDD
2005
ACM
127views Data Mining» more  KDD 2005»
14 years 2 months ago
Mining closed relational graphs with connectivity constraints
Relational graphs are widely used in modeling large scale networks such as biological networks and social networks. In this kind of graph, connectivity becomes critical in identif...
Xifeng Yan, Xianghong Jasmine Zhou, Jiawei Han
APGV
2004
ACM
143views Visualization» more  APGV 2004»
14 years 2 months ago
Perceiving translucent materials
Many common materials, including fruit, wax and human skin, are somewhat translucent. What makes an object look translucent or opaque? Here we use a recently developed computer gr...
Roland W. Fleming, Henrik Wann Jensen, Heinrich H....
CHI
2004
ACM
14 years 2 months ago
Trust and mistrust of online health sites
Do different design and information content factors influence trust and mistrust of online health sites? Fifteen women faced with a risky health decision were observed while searc...
Elizabeth Sillence, Pamela Briggs, Lesley Fishwick...
SIGECOM
2004
ACM
120views ECommerce» more  SIGECOM 2004»
14 years 2 months ago
Robust incentive techniques for peer-to-peer networks
Lack of cooperation (free riding) is one of the key problems that confronts today’s P2P systems. What makes this problem particularly difficult is the unique set of challenges ...
Michal Feldman, Kevin Lai, Ion Stoica, John Chuang