%0 Conference Paper %1 988727 %A Guha, R. %A Kumar, Ravi %A Raghavan, Prabhakar %A Tomkins, Andrew %B WWW '04: Proceedings of the 13th international conference on World Wide Web %C New York, NY, USA %D 2004 %I ACM %K diplomarbeit semanticweb trust %P 403--412 %R http://doi.acm.org/10.1145/988672.988727 %T Propagation of trust and distrust %U http://portal.acm.org/citation.cfm?id=988672.988727&coll=portal&dl=ACM&type=series&idx=SERIES968&part=series&WantType=Proceedings&title=WWW %X A (directed) network of people connected by ratings or trust scores, and a model for propagating those trust scores, is a fundamental building block in many of today's most successful e-commerce and recommendation systems. We develop a framework of trust propagation schemes, each of which may be appropriate in certain circumstances, and evaluate the schemes on a large trust network consisting of 800K trust scores expressed among 130K people. We show that a small number of expressed trusts/distrust per individual allows us to predict trust between any two people in the system with high accuracy. Our work appears to be the first to incorporate distrust in a computational trust propagation setting. %@ 1-58113-844-X

@inproceedings{988727, abstract = {A (directed) network of people connected by ratings or trust scores, and a model for propagating those trust scores, is a fundamental building block in many of today's most successful e-commerce and recommendation systems. We develop a framework of trust propagation schemes, each of which may be appropriate in certain circumstances, and evaluate the schemes on a large trust network consisting of 800K trust scores expressed among 130K people. We show that a small number of expressed trusts/distrust per individual allows us to predict trust between any two people in the system with high accuracy. Our work appears to be the first to incorporate distrust in a computational trust propagation setting.}, added-at = {2009-02-04T19:53:22.000+0100}, address = {New York, NY, USA}, author = {Guha, R. and Kumar, Ravi and Raghavan, Prabhakar and Tomkins, Andrew}, biburl = {https://www.bibsonomy.org/bibtex/28377d56455a2a57ad2802ed4c4e36fbe/dominikb1888}, booktitle = {WWW '04: Proceedings of the 13th international conference on World Wide Web}, description = {WWW: WWW '04, Propagation of trust and ...}, doi = {http://doi.acm.org/10.1145/988672.988727}, interhash = {29ee8508d6b44ba192a4858675713134}, intrahash = {8377d56455a2a57ad2802ed4c4e36fbe}, isbn = {1-58113-844-X}, keywords = {diplomarbeit semanticweb trust}, location = {New York, NY, USA}, pages = {403--412}, publisher = {ACM}, timestamp = {2010-12-09T12:52:02.000+0100}, title = {Propagation of trust and distrust}, url = {http://portal.acm.org/citation.cfm?id=988672.988727&coll=portal&dl=ACM&type=series&idx=SERIES968&part=series&WantType=Proceedings&title=WWW}, year = 2004 }