A geographic study of tie strength in social media

Jeffrey McGee, James Caverlee, Zhiyuan Cheng. A geographic study of tie strength in social media. 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 2333-2336, ACM, 2011. [doi]

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