TY - Journal of Beijing University of Posts and Telecommunications A1 - WANG Zhong-min, CAO Dong T1 - Applications of Coordinate Transformation in Mobile User Behavior Recognitions Y1 - 2014-06-28 00:00:00.0 JF - Journal of Beijing University of Posts and Telecommunications JO - Journal of Beijing University of Posts and Telecommunications SP - 30 EP - 34 VL - 37 IS - s1 UR - {https://journal.bupt.edu.cn/EN/10.13190/j.jbupt.2014.s1.006} N1 - 10.13190/j.jbupt.2014.s1.006 ER -