Manos Papagelis, Francesco Bonchi, Aristides Gionis. Suggesting ghost edges for a smaller world. In Craig Macdonald, Iadh Ounis, Ian Ruthven, editors, Proceedings of the 20th ACM Conference on Information and Knowledge Management, CIKM 2011, Glasgow, United Kingdom, October 24-28, 2011. pages 2305-2308, ACM, 2011. [doi]
Abstract is missing.