Emotional Polarity Recognition of New Words Based on Label Propagation Algorithm 
HONG Xudong, YU Zhengtao, YAN Xin, GAO Shengxiang, XIAN Yantuan
Journal of Frontiers of Computer Science and Technology . 2015, (12): 1506 -1512 .  DOI: 10.3778/j.issn.1673-9418.1409023