HMM and CRF Based Hybrid Model for Chinese Lexical Analysis Degen Huang author Xiao Sun author Shidou Jiao author Lishuang Li author Zhuoye Ding author Ru Wan author 2008 text Proceedings of the Sixth SIGHAN Workshop on Chinese Language Processing conference publication huang-etal-2008-hmm https://aclanthology.org/I08-4023/ 2008