• Yang Liu

• Professor

• Department of Computer Science and Technology

• Joined Department: 2009

• Email:liuyang2011@tsinghua.edu.cn

• URL:http://nlp.csai.tsinghua.edu.cn/~ly/

• Phone:+86-10-62771605

• Fax:+86-10-62771138

Teaching

Spring 2014: Foundations of Programming

Spring 2013: Foundations of Programming

Students

Current students

Peng Li, PhD, 2009-present (co-advising with Prof. Maosong Sun)

Shiqi Shen, PhD, 2012-present (co-advising with Prof. Maosong Sun)

Abudoukelimu Halidanmu, PhD, 2012-present (co-advising with Prof. Maosong Sun)

Yong Cheng, PhD, 2012-present (co-advising with Prof. Jia Xu)

Meng Zhang, PhD, 2013-present (co-advising with Prof. Maosong Sun)

Meiping Dong, Master, 2012-present

Henry Loharja, Master, 2012-present

Chunyang Liu, Master, 2013-present

Past students

Can Wang, Master, 2010-2013 (co-advising with Prof. Maosong Sun)

Qi Liu, Master, 2010-2013 (co-advising with Prof. Maosong Sun)

Shengtao Lei, Master, 2009-2012 (co-advising with Prof. Maosong Sun)

Guosheng Ben (ICT/CAS), Master, 2010-2011

Social service

Organizations

SIGHAN: Information Officer (2013-present)

Chinese Information Processing Society: General Secretary of Computational Linguistics Technical Committee (2013-present)

Journals

ACM Transactions on Asian Language Information Processing: Reviewer (2008-2010, 2013)

ACM Transactions on Speech and Language Processing: Reviewer (2009)

ACM Transactions on Intelligent Systems and Technology: Reviewer (2011)

Natural Language Engineering: Reviewer (2009, 2012-2013)

Neurocomputing: Reviewer (2012)

Journal of Computer Science and Technology: Reviewer (2010)

International Journal of Asian Language Processing: Reviewer (2009)

International Journal of AI Tools: Reviewer (2011)

Journal of Chinese Information Processing: Reviewer (2010-2011, 2013-2014)

Chinese Journal of Computers: Reviewer (2013)

Acta Automatica Sinica: Reviewer (2008-2014)

Acta Scientiarum Naturalium Universitatis Pekinensis: Reviewer (2012)

Chinese Journal of Electronics: Reviewer (2014)

Journal of Xi'an Jiaotong University: Reviewer (2011)

Journal of South China University of Technology (Natural Science Edition): Reviewer (2013)

China Communications: Reviewer (2013)

Conferences and Workshops

ACL: Tutorial Co-Chair (2014), Local Arrangement Co-Chair (2015), Reviewer (2008, 2010-2011, 2014)

IJCAI: Reviewer (2013)

EMNLP: Reviewer (2008, 2010, 2012)

NAACL: Reviewer (2012-2013)

COLING: Session Chair (2010), Reviewer (2010, 2014)

EACL: Reviewer (2014)

HLT: Reviewer (2008)

MT Summit: Program Committee Member (2011)

AMTA: Reviewer (2008, 2010)

IJCNLP: Reviewer (2011)

IWSLT: Reviewer (2013)

SSST: Program Committee Member (2008, 2010)

IALP: Program Committee Member (2012, 2013)

CLP: Program Committee Member (2010, 2012)

CLIA: Program Committee Member (2011)

IUCS: Local Arrangement Co-Chair (2010), Session Chair (2010), Reviewer (2010)

ICMeCG: Program Committee Member (2010)

CCL: Local Arrangement Co-Chair (2013), Reviewer (2013)

NLP&CC: Area Co-Chair (2014), Reviewer (2012-2013)

CWMT: Reviewer (2013)

YCCL: Program Committee Co-Chair (2012)

Areas of Research Interests/ Research Projects

I work on algorithms and systems that can intelligently process human languages. So far, my research has concentrated on statistical machine translation. I am a member of the Tsinghua Natural Language Processing Group.

Academic Achievement

Publications

2013

Yang Liu. 2013. A Shift-Reduce Parsing Algorithm for Phrase-based String-to-Dependency Translation. In Proceedings of ACL 2013, Sofia, Bulgaria, August. [paper][slides]

Peng Li, Yang Liu, and Maosong Sun. 2013. An Extended GHKM Algorithm for Inducing Lambda-SCFG. In Proceedings of AAAI 2013, Bellevue, Washington, USA, July. [paper]

Peng Li, Yang Liu, and Maosong Sun. 2013. Recursive Autoencoders for ITG-based Translation. In Proceedings of EMNLP 2013, Seattle, Washington, USA, October. [paper]

Qi Liu, Yang Liu, and Maosong Sun. 2013. Combining URL Patterns and HTML Structures for Identifying Parallel Webpages. In Journal of Chinese Information Processing, Vol 27, No. 3, pp 91-99. [paper] (in Chinese)

Shiqi Shen, Yang Liu, and Maosong Sun. 2013. A Dual Decomposition based Search Algorithm for Word Alignment. In Journal of Chinese Information Processing. [paper] (in Chinese)

Can Wang, Yang Liu, and Maosong Sun. 2013. Minimum Error Rate Training for Bilingual News Alignment. In Proceedings of CLSW 2013. [paper]

2012

Peng Li, Yang Liu, and Maosong Sun. 2012. A Beam Search Algorithm for ITG Word Alignment. In Proceedings of COLING 2012, Mumbai, India, December. [paper]

Chunyang Liu, Qi Liu, Yang Liu, and Maosong Sun. 2012. THUTR: A Translation Retrieval System. In Proceedings of COLING 2012, Mumbai, India, December. [paper]

Xinyan Xiao, Deyi Xiong, Yang Liu, Qun Liu, and Shouxun Lin. 2012. Unsupervised Discriminative Induction of Synchronous Grammar for Machine Translation. In Proceedings of COLING 2012, Mumbai, India, December. [paper]

Zhaopeng Tu, Yang Liu, Yifan He, Qun Liu, Shouxun Lin and Josef van Genabith. 2012. Combining Multiple Alignments to Improve Machine Translation. In Proceedings of COLING 2012, Mumbai, India, December. [paper]

Yang Feng, Yang Liu, Qun Liu, and Trevor Cohn. 2012. Left-to-Right Tree-to-String Decoding with Prediction. In Proceedings of EMNLP 2012, pages 1191-1200, Jeju, Korea, July. [paper]

Xinyan Xiao, Yang Liu, Qun Liu, and Shouxun Lin. 2012. Lexicalized Reordering for Hierarchical Phrase-based Translation. Journal of Chinese Information Processing, Vol 26, No. 1, pp 37-41. [paper] (in Chinese)

2011

Yang Liu, Qun Liu, and Yajuan Lü. 2011. Adjoining Tree-to-String Translation. In Proceedings of ACL/HLT 2011, pages 1278-1287, Portland, USA, June. [paper]

Xinyan Xiao, Yang Liu, Qun Liu, and Shouxun Lin. 2011. Fast Generation of Translation Forest for Large-Scale SMT Discriminative Training. In Proceedings of EMNLP 2011, Edinburgh, Scotland, UK, July. [paper]

Zhaopeng Tu, Yang Liu, Qun Liu, and Shouxun Lin. 2011. Extracting Hierarchical Rules from Weighted Alignment Matrix. In Proceedings of IJCNLP 2011, Chiang Mai, Thailand, November. [paper]

Xinyan Xiao, Yang Liu, Qun Liu, and Shouxun Lin. 2011. An Orientation Model for Hierarchical Phrase-based Translation. In Proceedings of IALP 2011, Penang, Malaysia, November. [paper]

Daqi Zheng, Yifan He, Yang Liu, and Qun Liu. 2011. Maximum Rank Correlation Training for Statistical Machine Translation. In Proceedings of MT Summit 2011, Xiamen, China, September. [paper]

2010

Yang Liu, Qun Liu, and Shouxun Lin. 2010. Discriminative Word Alignment by Linear Modeling. Computational Linguistics, 36(3): 303-339. [paper]

Yang Liu and Qun Liu. 2010. Joint Parsing and Translation. In Proceedings of COLING 2010, pages 707-715, Beijing, China, August. [paper][slides]

Xinyan Xiao, Yang Liu, Young-Sook Hwang, Qun Liu, and Shouxun Lin. 2010. Joint Tokenization and Translation. In Proceedings of COLING 2010, pages 1200-1208, Beijing, China, August. [paper]

Zhaopeng Tu, Yang Liu, Young-Sook Hwang, Qun Liu, and Shouxun Lin. 2010. Dependency Forest for Statistical Machine Translation. In Proceedings of COLING 2010, pages 1092-1100, Beijing, China, August. [paper]

Jinsong Su, Yang Liu, Yajuan Lü, Haitao Mi, and Qun Liu. 2010. Learning Lexicalized Reordering Models from Reordering Graphs. In Proceedings of ACL 2010 (short paper), Uppsala, Sweden, July. [paper]

Jinsong Su, Yang Liu, Haitao Mi, Hongmei Zhao, Yajuan Lü, and Qun Liu. 2010. Dependency-Based Bracketing Transduction Grammar for Statistical Machine Translation. In Proceedings of COLING 2010, pages 1185-1193, Beijing, China, August. [paper]

Yang Feng, Haitao Mi, Yang Liu, and Qun Liu. 2010. An Efficient Shift-Reduce Decoding Algorithm for Phrased-Based Machine Translation. In Proceedings of COLING 2010, pages 285-293, Beijing, China, August. [paper]

Wenbin Jiang, Yajuan Lü, Yang Liu, and Qun Liu. 2010. Effective Constituent Projection across Languages. In Proceedings of COLING 2010, pages 516--524, Beijing, China, August. [paper]

Hao Xiong, Haitao Mi, Yang Liu, and Qun Liu. 2010. Forest-based Semantic Role Labeling. In Proceedings of AAAI 2010, Atlanta, USA, July. [paper]

2009

Yang Liu, Yajuan Lü, and Qun Liu. 2009. Improving Tree-to-Tree Translation with Packed Forests. In Proceedings of ACL/IJCNLP 2009, pages 558-566, Singapore, August. [paper][slides]

Yang Liu, Haitao Mi, Yang Feng, and Qun Liu. 2009. Joint Decoding with Multiple Translation Models. In Proceedings of ACL/IJCNLP 2009, pages 576-584, Singapore, August. [paper][slides]

Yang Liu, Tian Xia, Xinyan Xiao, and Qun Liu. 2009. Weighted Alignment Matrices for Statistical Machine Translation. In Proceedings of EMNLP 2009, pages 1017-1026, Singapore, August. [paper][slides][code]

Yang Feng, Yang Liu, Haitao Mi, Qun Liu, and Yajuan Lü. 2009. Lattice-based System Combination for Statistical Machine Translation. In Proceedings of EMNLP 2009, pages 1105-1113, Singapore, August. [paper]

Hao Xiong, Wenwen Xu, Haitao Mi, Yang Liu, and Qun Liu. 2009. Sub-sentence Division for Tree-based Machine Translation. In Proceedings of ACL/IJCNLP 2009 (short paper), pages 137-140, Singapore, August. [paper]

2008

Yang Liu, Zhongjun He, Haitao Mi, Yun Huang, Yang Feng, Wenbin Jiang, Yajuan Lü and Qun Liu. 2008. The ICT System Description for IWSLT 2008. In Proceedings of IWSLT 2008, pages 52-57, Hawaii, USA, October. [paper]

Ming Li, Yang Liu, Yongdong Zhang, and Shouxun Lin. 2008. Synopsis Alignment: Importing External Text Information for Multi-Model Movie Analysis. In Proceedings of PCM 2008, Taiwan, December. [paper]

Qun Liu, Zhongjun He, Yang Liu, and Shouxun Lin. 2008. Maximum Entropy based Rule Selection Model for Syntax-based Statistical Machine Translation. In Proceedings of EMNLP 2008, pages 89-97, Hawaii, USA, October. [paper]

2007

Yang Liu, Yun Huang, Qun Liu, and Shouxun Lin. 2007. Forest-to-String Statistical Translation Rules. In Proceedings of ACL 2007, pages 704-711, Prague, Czech Republic, June. [paper][slides]

Yang Liu. 2007. Research on Tree-to-String Statistical Translation Models. PhD thesis, Institute of Computing Technology, Chinese Academy of Sciences, June. (in Chinese) [paper][slides]

Yun Huang, Yajuan Lü, Yang Liu, and Qun Liu. 2007. The N-best Decoding Algorithm for TAT-based Translation Model. In Proceedings of JSCL 2007, pages 386-391, Dalian, China, August. (in Chinese) [paper]

2006

Yang Liu, Qun Liu, and Shouxun Lin. 2006. Tree-to-String Alignment Template for Statistical Machine Translation. In Proceedings of COLING/ACL 2006, pages 609-616, Sydney, Australia, July. [paper][slides] Meritorious Asian NLP Paper Award

Zhongjun He, Yang Liu, Deyi Xiong, Hongxu Hou, and Qun Liu. 2006. ICT System Description for the 2006 TC-STAR Run#2 SLT Evaluation. In Proceedings of TC-STAR 2006, pages 63-68, Barcelona, Spain, June. [paper][slides]

2005

Yang Liu, Qun Liu, and Shouxun Lin. 2005. Log-linear Models for Word Alignment. In Proceedings of ACL 2005, pages 459-466, Ann Arbor, USA, June. [paper][slides]

Yang Liu, Qun Liu, and Shouxun Lin. 2005. Fuzzy Matching in Machine Translation Evaluation. Journal of Chinese Information Processing, Vol 19, No. 3, pp 45-53. (in Chinese) [paper]

2004

Gang Zou, Yang Liu, Qun Liu, Yao Meng, Hao Yu, Nishino Fumihito, and Shiyong Kang. 2004. Internet-oriented Chinese New Word Detection. Journal of Chinese Information Processing, Vol 18, No. 6, pp 1-9. (in Chinese) [paper]

Yueliang Qian, Shouxun Lin, Yongdong Zhang, Yang Liu, Hong Liu, and Qun Liu. 2004. An Introduction to Corpora Resources of 863 Program for Chinese Language Processing and Human-Machine Interaction. In Proceedings of ALR-04 affiliated to IJCNLP 2004, Hainan, China, March. [paper]