Lu Bai, Jiafeng Guo, Yanyan Lan, Xueqi Cheng. Group sparse topical coding: from code to topic. In Stefano Leonardi, Alessandro Panconesi, Paolo Ferragina, Aristides Gionis, editors, Sixth ACM International Conference on Web Search and Data Mining, WSDM 2013, Rome, Italy, February 4-8, 2013. pages 315-324, ACM, 2013. [doi]
Abstract is missing.