Xiaodan Zhu
name stamp

2017:
Xiaodan Zhu and Edward Grefenstette. 2017. Deep Learning for Semantic Composition, ACL-2017 tutorial. Description and temporary outline: [pdf] [txt]
Qian Chen, Xiaodan Zhu, Zhen-Hua Ling, Si Wei, Hui Jiang, and Diana Inkpen. 2017. Enhanced LSTM for Natural Language Inference, Proceedings of The 55th annual meeting of the Association for Computational Linguistics (ACL). Vancouver, Canada.
*achieves state-of-the-art results on Stanford Natural Language Inference benchmark. Qian is currently visiting me and Prof. Diana Inkpen at EECS, University of Ottawa, working on deep learning for NLP.
[pdf] [BibTeX] [code]
Quan Liu, Hui Jiang, Andrew Evdokimov, Zhen-Hua Ling, Xiaodan Zhu, Si Wei, and Yu Hu. 2017. Cause-Effect Knowledge Acquisition and Neural Association Models for Solving a Set of Winograd Schema Problems, Proceedings of International Joint Conference on Artificial Intelligence (IJCAI). Melbourne, Australia.
[BibTeX]
Parinaz Sobhani, Diana Inkpen, and Xiaodan Zhu. 2017. A Dataset for Multi-Target Stance Detection, Proceedings of the Conference of the European Chapter of the Association for Computational Linguistics, (EACL), short paper. Valencia, Spain.
[pdf] [BibTeX]
Quan Liu, Hui Jiang, Zhen-Hua Ling, Xiaodan Zhu, Si Wei, and Yu Hu. 2017. Combining Context and Commonsense Knowledge through Neural Networks for Solving Winograd Schema Problems, AAAI Spring Symposium. Stanford University, USA.
[BibTeX]
2016:
Xiaodan Zhu, Parinaz Sobhani, and Hongyu Guo. 2016. DAG-Structured Long Short-Term Memory for Semantic Compositionality, Proceedings of the Meeting of the North American Chapter of the Association for Computational Linguistics (NAACL). San Diego, USA.
[pdf] [BibTeX]
Qian Chen, Xiaodan Zhu, Zhenhua Ling, Si Wei, and Hui Jiang. Distraction-Based Neural Networks for Document Summarization. Proceedings of the International Joint Conference on Artificial Intelligence (IJCAI) , New York, USA.
[pdf] [BibTeX]
Qian Chen, Xiaodan Zhu, Zhenhua Ling, Si Wei, and Hui Jiang. 2016. Enhancing and Combining Sequential and Tree LSTM for Natural Language Inference, arXiv:1609.06038.
[pdf] [BibTeX]
Saif M Mohammad, Svetlana Kiritchenko, Parinaz Sobhani, Xiaodan Zhu, and Colin Cherry. 2016. Semeval-2016 task 6: Detecting stance in tweets. Proceedings of the International Workshop on Semantic Evaluation (SemEval).
[pdf] [BibTeX]
Yunli Wang, Yong Jing, Xiaodan Zhu, and Cyril Goutte. 2016. Extracting Discriminative Keyphrases with Learned Semantic Hierarchies, International Conference on Computational Linguistics (COLING). Osaka, Japan.
[pdf] [BibTeX]
Preslav Nakov, Sara Rosenthal, Svetlana Kiritchenko, Saif Mohammad, Zornitsa Kozareva, Alan Ritter, Veselin Stoyanov, and Xiaodan Zhu. 2016. Developing a successful SemEval task in sentiment analysis of Twitter and other social media texts. Language Resources and Evaluation (LREC). 50(1), 35-65.
[pdf] [BibTeX]
Saif M Mohammad, Svetlana Kiritchenko, Parinaz Sobhani, Xiaodan Zhu, and Colin Cherry. 2016. A dataset for detecting stance in tweets. Proceedings of 10th edition of the the Language Resources and Evaluation. Portorož, Slovenia.
[pdf] [BibTeX]
2015:
We proposed Tree LSTM:

Xiaodan Zhu, Parinaz Sobhani, Hongyu Guo. 2015. Long Short-Term Memory over Tree Structures, Proceedings of International Conference on Machine Learning (ICML). Lille, France. (An earlier arXiv version and the more recent ICML version with updated results are both available below).

[pdf(ICML; new)]  [pdf(ArXiv; older)]  [BibTeX]
Xiaodan Zhu, Hongyu Guo, and Parinaz Sobhani. Neural Networks for Integrating Compositional and Non-compositional Sentiment in Sentiment Composition, Proceedings of Joint conference on Lexical and Computational Semantics (*SEM). Denver, Colorado (Best Paper Award).
[pdf] [BibTeX]
Hongyu Guo, Xiaodan Zhu, and Renqiang Min (co-first authors). A Deep Learning Model for Structured Outputs with High-order Interaction, In Proceedings of NIPS Workshop on Representation and Learning Methods for Complex Outputs. Montreal, Canada.
[pdf] [BibTeX]
Zhigang Chen, Wei Lin, Qian Chen, Si Wei, Hui Jiang, and Xiaodan Zhu. 2015. Revisiting Word Embedding for Contrasting Meaning. Proceedings of the 52th Annual Meeting of the Association for Computational Linguistics (ACL), Beijing, China.
[pdf] [BibTeX]
Xiaodan Zhu, Peter Turney, Daniel Lemire, and Andre Vellino. 2014. Measuring academic influence: Not all citations are equal. Journal of the Association for Information Science and Technology (JASIST), 66(2), 408--427, 2015.
[pdf] [BibTeX]
2014:
Xiaodan Zhu, Hongyu Guo,Svetlana Kiritchenko, Saif Mohammad. 2014. An Empirical Study on the Effect of Negation Words on Sentiment. In Proceedings of the 52th Annual Meeting of the Association for Computational Linguistics (ACL). Baltimore, USA.
[pdf] [BibTeX]
Saif Mohammad, Xiaodan Zhu, Svetlana Kiritchenko, and Joel Martin. Sentiment, Emotion, Purpose, and Style in Electoral Tweets. Journal of Information Processing; Management (IPM). 51(4), pages 480-499, 2015.
[link] [BibTeX]
Svetlana Kiritchenko, Xiaodan Zhu, Saif Mohammad. 2014. Sentiment Analysis of Short Informal Texts. Journal of Artificial Intelligence Research (JAIR). volume 50, pages 723-762, August 2014
[pdf] [BibTeX]
Xiaodan Zhu, Svetlana Kiritchenko, and Saif Mohammad. 2014. NRC-Canada-2014: Recent Improvements in the Sentiment Analysis of Tweets. In Proceedings of the International Workshop on Semantic Evaluation. Dublin, Ireland.
[pdf] [BibTeX]
* Describing our top-performing models in the Semeval-2014 International Competition on Sentiment Analysis in Twitter; our models ranked first in five of the ten subtask-domain combinations among about 40 participating teams from the world.
Boxing Chen and Xiaodan Zhu. 2014. Bilingual Sentiment Consistency for Statistical Machine Translation. In Proceedings of Conference of the European Chapter of the Association for Computational Linguistics (EACL). Gothenburg, Sweden.
[pdf] [BibTeX]
Saif M. Mohammad, Xiaodan Zhu, and Joel Martin. 2014. Semantic Role Labeling of Emotions in Tweets. In Proceedings of ACL Workshop on Computational Approaches to Subjectivity, Sentiment Social Media Analysis (WASSA), Baltimore, USA.
[pdf] [BibTeX]
Svetlana Kiritchenko, Xiaodan Zhu, and Saif Mohammad. 2014. NRC-Canada-2014: Detecting Aspects and Sentiment in Customer Reviews. In Proceedings of the International Workshop on Semantic Evaluation. Dublin, Ireland.
[pdf] [BibTeX]
* Describing our top-performing models in Semeval-2014 Task-4: Aspect Based Sentiment Analysis.
2013:
Saif M. Mohammad, Svetlana Kiritchenko, and Xiaodan Zhu (Co-first authors). 2013. NRC-Canada: Building the State-of-the-Art in Sentiment Analysis of Tweets. In Proceedings of the International Workshop on Semantic Evaluation, Atlanta, USA.
[pdf] [BibTeX]
Colin Cherry, Xiaodan Zhu, Joel Martin, and Berry De Bruijn. A la Recherche du Temps Perdu - Extracting Temporal Relations from Medical Text in the 2012 i2b2 NLP Challenge. Journal of the American Medical Informatics Association (JAMIA). 20(5): 843-848 (2013)
[link] [BibTeX]
Xiaodan Zhu, Colin Cherry, Svetlana Kiritchenko, Joel Martin, and Berry de Bruijn. Detecting Concept Relations in Clinical Text: Insights from A State-of-The-Art Model. Journal of Biomedical Informatics (JBI) 46(2): 275-285 (2013).
[link] [BibTeX]
2012:
Xiaodan Zhu. 2012. Spotting keywords and sensing topic changes in speech. In Proceedings of Computational Intelligence for Security and Defence Applications, Ottawa, Canada.
Anthony McCallum, Cosmin Munteanu, Gerald Penn, Xiaodan Zhu. 2012. Ecological Validity and the Evaluation of Speech Summarization Quality. In Proceedings of NAACL Workshop on Evaluation Metrics and System Comparison for Automatic Summarization, Montreal, Canada.
[pdf] [BibTeX]
2011:
Berry de Bruijn, Colin Cherry, Svetlana Kiritchenko, Joel Martin, and Xiaodan Zhu. Machine-learned solutions for three stages of clinical information extraction: the state of the art at i2b2 2010. Journal of the American Medical Informatics Association (JAMIA), May 2011.
[pdf] [BibTeX]
*Our approaches were ranked at two first places and one second place, among more than 40 international teams in i2b2-2010 medical information extraction challenge. I led NRC's effort on the relation extraction challenge, one of the three official challenges.
Xiaodan Zhu, Colin Cherry, and Gerald Penn. 2013. A Graph-partitioning Framework for Aligning Hierarchical Topic Structures to Presentations. ACM/IEEE Transaction on Audio, Speech, and Language Processing (TASLP) 21(5): 1102-1112.
[pdf] [BibTeX]
Xiaodan Zhu. 2011. A Normalized-Cut Alignment Model for Mapping Hierarchical Semantic Structures onto Spoken Documents. In Proceedings of Conference on Computational Natural Language Learning (CONLL), Portland, Oregon, USA
[pdf] [BibTeX]
Xiaodan Zhu, Colin Cherry and Gerald Penn. 2011. Indexing Spoken Documents with Hierarchical Semantic Structures: Semantic Tree-to-string Alignment Models. In Proceedings of International Joint Conference on Natural Language Processing (IJCNLP), Chiangmai, Thailand.
[pdf] [BibTeX]
2010:
Xiaodan Zhu, Colin Cherry, and Gerald Penn. 2010. Imposing Hierarchical Browsing Structures onto Spoken Documents. In Proceedings of International Conference on Computational Linguistics (COLING), Beijing, China.
[pdf] [BibTeX]
2009:
Xiaodan Zhu, Gerald Penn and Frank Rudzicz. 2009. Summarizing multiple spoken documents: finding evidence from untranscribed audio. In Proceedings of the 47th Annual Meeting of Association for Computational Linguistics(ACL), Singapore.
[pdf] [BibTeX]
Cosmin Munteanu, Gerald Penn, and Xiaodan Zhu. 2009. Improving Automatic Speech Recognition for Lectures through Transformation-based Rules Learned from Minimal Data. In Proceedings of the 47th Annual Meeting of the Association for Computational Linguistics(ACL), Singapore.
[pdf] [BibTeX]
2008:
Gerald Penn and Xiaodan Zhu. A critical reassessment of evaluation baselines for speech summarization of spontaneous conversations.  In Proceedings of the 46th Annual Meeting of the Association for Computational Linguistics (ACL), Columbus, USA.
[pdf] [BibTeX]
Xiaodan Zhu, Xuming He, Cosmin Munteanu, and Gerald Penn. 2008. Using latent Dirichlet allocation to incorporate domain knowledge for topic transition detection. In Proceedings of the International Conference on Spoken Language Processing (Interspeech), Brisbane, Australia.
[pdf] [BibTeX]
Xiaodan Zhu, Siavash Kazemian, and Gerald Penn. 2008. Identifying salient utterances from Web spoken documents using descriptive hypertext. In Proceedings of IEEE Workshop on Spoken Language Technology (SLT), Goa, India.
[pdf] [BibTeX]
Bowen Zhou, Xiaodan Zhu, Bing Xiang, and Yuqing Gao. 2008. Prior derivation models for formally syntax-based translation using linguistically syntactic parsing and tree kernels. In Proceedings of ACL Workshop on Syntax and Structure in Statistical Translation, Columbus, USA.
[pdf] [BibTeX]
2007 and earlier:
Yun Niu, Xiaodan Zhu, and Graeme Hirst. 2006. Using Outcome Polarity in Sentence Extraction for Medical Question-Answering. In Proceedings of the Annual Symposium of the American Medical Informatics Association (AMIA), Washington, D.C., USA.
[pdf] [BibTeX]
Xiaodan Zhu and Gerald Penn. 2006. Summarization of spontaneous conversations. In Proceedings of the  International Conference on Spoken Language Processing (Interspeech), Pittsburgh, Pennsylvania, USA.
[pdf] [BibTeX]
Xiaodan Zhu and Gerald Penn. 2006. Comparing the roles of textual, acoustic and spoken-language features on spontaneous-conversation summarization. In Proceedings of the Meeting of the North American Chapter of the Association for Computational Linguistics (NAACL), New York, USA.
[pdf] [BibTeX]
Xiaodan Zhu and Gerald Penn. 2005. Evaluation of sentence selection for speech summarization. In Proceedings of RANLP Workshop Crossing Barriers in Text Summarization Research, Borovets, Bulgaria.
[pdf] [BibTeX]
Yun Niu, Xiaodan Zhu, Jianhua Li, and Graeme Hirst. 2005. Analysis of polarity information in medical text.  In Proceedings of the Annual Symposium of the American Medical Informatics Association (AMIA), Washington, D.C.
[pdf] [BibTeX]
Xiaodan Zhu, Mu Li, Jianfeng Gao, and Chang-Ning Huang. 2003. Single character Chinese Named Entity Recognition, In Proceedings of ACL SIGHAN Workshop on Chinese Language Processing, Sapporo, Japan.
[pdf] [BibTeX]
Kam-Fai Wong, Wenjie Li, Chunfa Yuan, and Xiaodan Zhu. 2002. Temporal representation and classification in Chinese. International Journal of Computer Processing of Oriental Languages. 15(2): 211-230.
Xiaodan Zhu, Qian Diao, and Joe F. Zhou. 2001. A Two-Character Hash Function for Chinese Word Indexing. In Proceedings of the 6th National Joint Conference of Computational Linguistics of China, Taiyuan, China.
Xiaodan Zhu and Chunfa Yuan. 2000. An Algorithm for Situation Classification of Chinese Verbs, In Proceedings of ACL Workshop on Chinese Language Processing, Hong Kong, China.
Xiaodan Zhu. 2000. Information Extraction from Financial News. Masters Thesis, Tsinghua University, Beijing, China.
Wei Xu, Chunfa Yuan, Changning Huang, and Xiaodan Zhu. A Study on the Combinatorial Regulation of Chinese Semantic Classes, Communication of COLIPS.