Community gravity: measuring bidirectional effects by trust and rating on online social networks.

@inproceedings{matsuo-2009-community, author = {Yutaka Matsuo and Hikaru Yamamoto}, editor = {Juan Quemada and Gonzalo Le\'{o}n and Yoelle Maarek and Wolfgang Nejdl}, title = {{Community gravity: measuring bidirectional effects by trust and rating on online social networks}}, booktitle = {{Proceedings of the 18th International Conference on World Wide Web, WWW 2009, Madrid, Spain, April 20-24, 2009}}, pages = {751--760}, publisher = {ACM}, year = {2009}, url = {https://doi.org/10.1145/1526709.1526810}, doi = {https://doi.org/10.1145/1526709.1526810} }