Bio | Research Interests | Education | Work Experience | Professional Activities | Publications

Bio
Liang-Chih Yu is a professor in the Department of Information Management at Yuan Ze University in Taiwan, R.O.C. He received his Ph.D. in Computer Science and Information Engineering from National Cheng Kung University in Taiwan, R.O.C. He was a visiting scholar at the Natural Language Group, Information Sciences Institute, University of Southern California (USC/ISI) from 2007 to 2008, and at DOCOMO Innovations for three months in 2018. He is currently Board Member of the Association for Computational Linguistics and Chinese Language Processing (ACLCLP), and serves as an editorial board member of International Journal of Computational Linguistics and Chinese Language Processing. His research interests include natural language processing, sentiment analysis, text mining, and learning technology. His team has developed systems that ranked first in IJCNLP 2017 Task 4: Customer Feedback Analysis, and second in the recent SemEval and BEA shared task competitions.

Research Interests
自然語言處理、情感分析、文字探勘、學習科技
Natural Language Processing, Sentiment Analysis, Text Mining, Learning Technology

Education
國立成功大學資訊工程博士 (2003/08~2008/06)
Ph.D., Department of Computer Science and Information Engineering, National Cheng Kung University (2003/08~2008/06)

Work Experience

元智大學資訊管理學系 教授 (2018/08~)
Professor, Department of Information Management, Yuan Ze University 元智大學人工智慧跨域創新應用中心 主任 (2024/08~)
Director, AI Center, Yuan Ze University 元智大學資訊管理學系 系主任 (2017/08~2023/07)
Director, Department of Information Management, Yuan Ze University 元智大學人工智慧跨域創新應用中心 副主任 (2020/08~2024/07)
Deputy Director, AI Center, Yuan Ze University 元智大學圖書資訊服務處 副資訊長 (2013/08~2016/07)
Vice Dean, Office of Library and Information Services, Yuan Ze University 元智大學資訊管理學系 副教授 (2013/08~2018/07)
Associate Professor, Department of Information Management, Yuan Ze University 元智大學資訊管理學系 助理教授 (2008/08~2013/07)
Assistant Professor, Department of Information Management, Yuan Ze University DOCOMO Innovations, Palo Alto, CA, USA 訪問學者 (2018/06~2018/08)
美國南加州大學資訊科學研究所 訪問學者 (2007/02~2008/01)
Visiting Scholar, USC Information Sciences Institute

Professional Activities

Membership

• Board Member, ACLCLP, 2013/09－present (中華民國計算語言學學會理事)
• Convener, ACLCLP SIGCALL, 2012－2022 (中華民國計算語言學學會電腦輔助語言學習組召集人)
• Information Officer, ACL SIGHAN, 2013－2022
• Members-at-Large, AFNLP, 2019-2021
• Honorary treasurer, AFNLP, 2022-2026

Conference Services

(i) Organizing Committee

• Co-organizer, SIGHAN-10 Shared Task on Chinese Dimensional Aspect-Based Sentiment Analysis (dimABSA) at ACL 2024, Bangkok, Thailand, August 11–16, 2024.
• Finance Chair, The 13th International Joint Conference on Natural Language Processing and the 3rd Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics (IJCNLP/AACL-2023), Bali, Indonesia, November 1–4, 2023.
• Co-organizer, ROCLING-2022 Shared Task on Chinese Healthcare Named Entity Recognition, Taipei, Taiwan, November 21-22, 2022.
• Co-organizer, ROCLING-2021 Shared Task on Dimensional Sentiment Analysis for Educational Texts, Taoyuan, Taiwan, October 15-16, 2021.
• Virtual Infrastructure Committee (VIC), The Joint Conference of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (ACL-IJCNLP 2021), August 1-6, 2021.
• Local Co-Chair, The 7th Taiwan Summer Workshop on Information Management (TSWIM 2019), Taoyuan, Taiwan, July 3-5, 2019.
• Local Co-Chair, The 14th Asia Information Retrieval Societies Conference (AIRS 2018), Taipei, Taiwan, November 28-30, 2018.
• Co-organizer, The 5th Workshop on Natural Language Processing Techniques for Educational Applications & Shared Task on Chinese Grammatical Error Diagnosis (NLPTEA&CGED@ACL-2018), Melbourne, Australia, July 19, 2018.
• Local Co-Chair, The 8th International Joint Conference on Natural Language Processing (IJCNLP 2017), Taipei, Taiwan, November 27-December 1, 2017.
• Co-organizer, IJCNLP-2017 Shared Task on Dimensional Sentiment Analysis for Chinese Phrases (DSA_P@IJCNLP-2017), Taipei, Taiwan, December 1, 2017.
• Co-organizer, The 4th Workshop on Natural Language Processing Techniques for Educational Applications (NLPTEA@IJCNLP-2017), Taipei, Taiwan, December 1, 2017.
• Co-organizer, The 3rd Workshop on Natural Language Processing Techniques for Educational Applications & Shared Task on Chinese Grammatical Error Diagnosis (NLPTEA&CGED@COLING-2016), Osaka, Japan, December 12, 2016.
• Local Co-Chair, The 20th International Conference on Asian Language Processing (IALP 2016), Tainan, Taiwan, November 21-23, 2016.
• Co-organizer, Shared Task on Dimensional Sentiment Analysis for Chinese Words (DSA_W@IALP-2016), Tainan, Taiwan, November 22, 2016.
• Co-organizer, The 2nd Workshop on Natural Language Processing Techniques for Educational Applications & Shared Task on Chinese Grammatical Error Diagnosis (NLPTEA&CGED@ACL-IJCNLP-2015), Beijing, China, July 31, 2015.
• Co-organizer, The 1st Workshop on Natural Language Processing Techniques for Educational Applications & Shared Task on Grammatical Error Diagnosis for Learning Chinese as a Foreign Language (NLPTEA&CFL@ICCE-2014), Nara, Japan, November 30, 2014.
• Co-organizer, The 7th SIGHAN Workshop on Chinese Language Processing (SIGHAN-7) at IJCNLP 2013, Nagoya, Japan, October 14-19, 2013.
• Publication Co-chair, The 27th Pacific Asia Conference on Language, Information, and Computation (PACLIC 27), Taipei, Taiwan, November 22-24, 2013.
• Co-organizer, The Second CIPS-SIGHAN Joint Conference on Chinese Language Processing (CLP 2012) Bake-offs Task on Traditional Chinese Parsing, Tianjin, China, December 20-21, 2012.
• Conference Co-chair, The 24th Conference on Computational Linguistics and Speech Processing (ROCLING 2012), Chung-Li, Taiwan, September 21-22, 2012.
• Program Co-chair, The 23rd Conference on Computational Linguistics and Speech Processing (ROCLING 2011), Taipei, Taiwan, September 8-9, 2011.

(ii) Program Committee (Area Chair, PC Member, Reviewer)

• ACL: 2024(Area Chair), 2023, 2021, 2020, 2019(Area Chair), 2018, 2017, 2015, 2014(Demo), 2012
• EMNLP: 2024(Area Chair), 2023, 2022, 2021, 2020, 2019, 2018, 2017(Demo), 2016, 2015
• COLING: 2025, 2024, 2022, 2020, 2018, 2016, 2014
• NAACL-HLT: 2022, 2021, 2019, 2018, 2016, 2015(Demo)
• AACL/IJCNLP: 2023(Area Chair), 2022, 2020
• LREC: 2024, 2022, 2020, 2018
• IALP: 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016
• ISCSLP: 2024, 2022, 2021, 2018, 2016, 2014, 2012

Journal Referee

• ACM Trans. Asian and Low-Resource Language Information Processing (ACM TALLIP), ACM Trans. Intelligent Systems and Technology (ACM TIST), ACM Trans. Knowledge Discovery from Data (ACM TKDD), ACM Trans. Information Systems (ACM TOIS), Artificial Intelligence in Medicine (AIIM), Computer Methods and Programs in Biomedicine (CMPB), Computer Speech and Language (CSL), IEEE Access, IEEE Intelligent Systems (IEEE IS), IEEE Journal of Biomedical and Health Informatics (IEEE J-BHI), IEEE Trans. Affective Computing (TAC), IEEE Trans. Artificial Intelligence (IEEE TAI), IEEE Trans. Audio, Speech and Language Processing (TASLP), IEEE Trans. Big Data (TBD), IEEE Trans. Computational Social Systems (IEEE TCSS), IEEE Trans. Emerging Topics in Computational Intelligence (TETCI), IEEE Trans. Education (IEEE ToE), IEEE SMC Magazine, IEEE Trans. Knowledge and Data Engineering (TKDE), IEEE Trans. Neural Networks and Learning Systems (TNNLS), International Journal of Computational Linguistics and Chinese Language Processing (IJCLCLP), Knowledge-based Systems (KBS), Journal of the Association for Information Science and Technology (JASIST), Journal of Biomedical Informatics (JBI), Journal of Information Management, Journal of Information Science and Engineering (JISE), Journal of Medical Internet Research (JMIR), Language Resources and Evaluation (LREV), Transactions of the Association for Computational Linguistics (TACL, 2021~2025)

Publications

Journal Articles

• Jun Kong, Jin Wang, Liang-Chih Yu* and Xuejie Zhang, "Multimodality Self-distillation for Fast Inference of Vision and Language Pretrained Models," IEEE Trans. Multimedia, vol. 26, pp. 8928-8940, 2024.
• You Zhang, Jin Wang*, Liang-Chih Yu*, Dan Xu and Xuejie Zhang, "Attribute-based Injection Transformer for Personalized Sentiment Analysis," IEEE Trans. Emerging Topics in Computational Intelligence, vol. 8, no. 3, pp. 2581-2591, 2024.
• Li Yuan, Jin Wang*, Liang-Chih Yu* and Xuejie Zhang, "Encoding Syntactic Information into Transformers for Aspect-Based Sentiment Triplet Extraction," IEEE Trans. Affective Computing, vol. 15, no. 2, pp. 722-735, 2024.
• Li Yuan, Jin Wang*, Liang-Chih Yu* and Xuejie Zhang, "Syntactic Graph Attention Network for Aspect-level Sentiment Analysis," IEEE Trans. Artificial Intelligence, vol. 5, no. 1, pp. 140-153, 2024.
• Ruijun Chen, Jin Wang*, Liang-Chih Yu* and Xuejie Zhang, "Decoupled Variational Autoencoder with Interactive Attention for Affective Text Generation," Engineering Applications of Artificial Intelligence, vol. 123, Part C, article 106447, 2023.
• Wei Lin and Liang-Chih Yu*, "Scarce Resource Dimensional Sentiment Analysis Using Domain-Distilled BERT," Journal of Information Science and Engineering, vol. 39, no. 2, pp. 305-321, 2023.
• Li Yuan, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Hierarchical Template Transformer for Fine-grained Sentiment Controllable Generation," Information Processing and Management, vol. 59, no. 5, article 103048, 2022.
• Jin Wang, Liang-Chih Yu* and Xuejie Zhang, "Explainable Detection of Adverse Drug Reaction with Imbalanced Data Distribution," PLOS Computational Biology, vol. 18, no. 6, article e1010144, 2022.
• Meng-Feng Yen, Yu-Pei Huang, Liang-Chih Yu and Yueh-Ling Chen, "A Two‑Dimensional Sentiment Analysis of Online Public Opinion and Future Financial Performance of Publicly Listed Companies," Computational Economics, vol. 59, no.4, pp. 1677-1698, 2022.
• Lung-Hao Lee, Jian-Hong Li and Liang-Chih Yu*, "Chinese EmoBank: Building Valence-Arousal Resources for Dimensional Sentiment Analysis," ACM Trans. Asian and Low-Resource Language Information Processing, vol. 21, no. 4, article 65, 2022. [Corpus]
• Jin Wang, You Zhang, Liang-Chih Yu* and Xuejie Zhang, "Contextual Sentiment Embeddings via Bi-directional GRU Language Model," Knowledge-based Systems, vol. 235, article 107663, 2022.
• Lung-Hao Lee, Yuh-Shyang Wang, Chao-Yi Chen and Liang-Chih Yu*, "Ensemble Multi-Channel Neural Networks for Scientific Language Editing Evaluation," IEEE Access, vol. 9, pp. 158540-158547, 2021.
• Housheng Xie, Wei Lin, Shuying Lin, Jin Wang, Liang-Chih Yu*, "A Multi-dimensional Relation Model for Dimensional Sentiment Analysis," Information Sciences, vol. 579, pp. 832-844, 2021. [Corpus]
• Liang-Chih Yu*, Jin Wang, K. Robert Lai and Xuejie Zhang, "Pipelined Neural Networks for Phrase-level Sentiment Intensity Prediction," IEEE Trans. Affective Computing, vol. 11, no. 3, pp. 447-458, 2020.
• Jheng-Long Wu, Yuanye He, Liang-Chih Yu* and K. Robert Lai, "Identifying Emotion Labels from Psychiatric Social Texts Using a Bi-directional LSTM-CNN Model," IEEE Access, vol. 8, pp. 66638-66646, 2020.
• Jin Wang, Liang-Chih Yu*, K. Robert Lai and Xuejie Zhang, "Tree-Structured Regional CNN-LSTM Model for Dimensional Sentiment Analysis," IEEE/ACM Trans. Audio, Speech and Language Processing, vol. 28, pp. 581-591, 2020.
• Jheng-Long Wu, Xiang Xiao, Liang-Chih Yu*, Shao-Zhen Ye and K. Robert Lai, "Using an Analogical Reasoning Framework to Infer Language Patterns for Negative Life Events," BMC Medical Informatics and Decision Making, vol. 19, article 173, 2019.
• Cheng-Wei Lee, Yi-Lun Wu and Liang-Chih Yu*, "Combining Mutual Information and Entropy for Unknown Word Extraction from Multilingual Code-Switching Sentences," Journal of Information Science and Engineering, vol. 35, no. 3, pp. 597-610, 2019.
• Ying-Lung Lin, Meng-Feng Yen and Liang-Chih Yu*, "Grid-Based Crime Prediction Using Geographical Features," ISPRS International Journal of Geo-Information, vol. 7, no. 8, 298, 2018.
• Liang-Chih Yu*, Cheng-Wei Lee, Huan-Yi Pan, Chih-Yueh Chou, Po-Yao Chao, Zhi-Hong Chen, Shu-Fen Tseng, Chien-Lung Chan, and K. Robert Lai, "Improving Early Prediction of Academic Failure Using Sentiment Analysis on Self-evaluated Comments," Journal of Computer Assisted Learning, vol. 34, no. 4, pp. 358-365, 2018. (SSCI)
• Liang-Chih Yu*, Jin Wang, K. Robert Lai and Xuejie Zhang, "Refining Word Embeddings Using Intensity Scores for Sentiment Analysis," IEEE/ACM Trans. Audio, Speech and Language Processing, vol. 26, no. 3, pp. 671-681, 2018. [Code]
• Chih-Yueh Chou*, Shu-Fen Tseng, Wen-Chieh Chih, Zhi-Hong Chen, Po-Yao Chao, K. Robert Lai, Chien-Lung Chan, Liang-Chih Yu, and Yi-Lung Lin, "Open Student Models of Core Competencies at the Curriculum Level: Using Learning Analytics for Student Reflection," IEEE Trans. Emerging Topics in Computing, vol. 5, no. 1, pp. 32-44, 2017.
• Jin Wang, Liang-Chih Yu*, K. Robert Lai and Xuejie Zhang, "Community-based Weighted Graph Model for Valence-Arousal Prediction of Affective Words," IEEE/ACM Trans. Audio, Speech and Language Processing, vol. 24, no. 11, pp. 1957-1968, 2016.
• Liang-Chih Yu*, Lung-Hao Lee, Jui-Feng Yeh, Hsiu-Min Shih, Yu-Ling Lai, "Near-Synonym Substitution Using a Discriminative Vector Space Model," Knowledge-based Systems, vol. 106, pp. 74-84, 2016.
• Jin Wang, Liang-Chih Yu, K. Robert Lai and Xuejie Zhang*, "Locally Weighted Linear Regression for Cross-Lingual Valence-Arousal Prediction of Affective Words," Neurocomputing, vol. 194, pp. 271-278, 2016.
• Jheng-Long Wu, Liang-Chih Yu, and Pei-Chann Chang*, "An Intelligent Stock Trading System Using Comprehensive Features," Applied Soft Computing, vol. 23, pp. 39-50, 2014.
• Liang-Chih Yu* and Wei-Nan Chien, "Independent Component Analysis for Near-synonym Choice," Decision Support Systems, vol. 55, no. 1, pp. 146-155, 2013.
• Liang-Chih Yu*, Jheng-Long Wu, Pei-Chann Chang, and Hsuan-Shou Chu, "Using a Contextual Entropy Model to Expand Emotion Words and Their Intensity for the Sentiment Classification of Stock Market News," Knowledge-based Systems, vol. 41, pp. 89-97, 2013.
• Liang-Chih Yu*, Richard Tzong-Han Tsai, Chia-Ping Chen, Cheng-Zen Yang, and Shu-Kai Hsieh, "IJCLCLP Special issue on Selected Papers from ROCLING XXIV," International Journal of Computational Linguistics and Chinese Language Processing, vol. 17, no. 4, pp. i, 2012.
• Jheng-Long Wu, Liang-Chih Yu*, and Pei-Chann Chang, "Detecting Causality from Online Psychiatric Texts Using Inter-Sentential Language Patterns," BMC Medical Informatics and Decision Making, vol. 12, article 72, 2012.
• Liang-Chih Yu* and Wei-Ho Tsai, "IJCLCLP Special issue on Selected Papers from ROCLING XXIII," International Journal of Computational Linguistics and Chinese Language Processing, vol. 17, no. 2, pp. i, 2012.
• Jheng-Long Wu, Liang-Chih Yu, and Pei-Chann Chang, "Emotion Classification by Removal of the Overlap from Incremental Association Language Features," Journal of Chinese Institute of Engineer, vol. 34, no. 7, pp. 947-955, 2011.
• Liang-Chih Yu*, Chien-Lung Chan, Chao-Cheng Lin, and I-Chun Lin, "Mining Association Language Patterns Using a Distributional Semantic Model for Negative Life Event Classification," Journal of Biomedical Informatics, vol, 44, no. 4, pp. 509-518, 2011.
• Liang-Chih Yu*, Chung-Hsien Wu, and Jui-Feng Yeh, "Word Sense Disambiguation Using Multiple Contextual Features," International Journal of Computational Linguistics and Chinese Language Processing, vol.15, no.3-4, pp. 181-192, 2010.
• Chung-Hsien Wu*, Chao-Hong Liu, Harris Matthew and Liang-Chih Yu, "Sentence Correction Incorporating Relative Position and Parse Template Language Models," IEEE Trans. on Audio, Speech and Language Processing, vol. 18, no. 6, pp. 1170-1181, 2010.
• Liang-Chih Yu*, Chung-Hsien Wu, Ru-Yng Chang, Chao-Hong Liu and Eduard Hovy, "Annotation and Verification of Sense Pools in OntoNotes," Information Processing and Management, vol. 46, no. 4, pp. 436-447, 2010.
• Liang-Chih Yu, Chung-Hsien Wu*, and Fong-Lin Jang, "Psychiatric Document Retrieval Using a Discourse-Aware Model," Artificial Intelligence, vol. 173, no. 7-8, pp. 817-829, 2009.
• Jui-Feng Yeh, Chung-Hsien Wu*, Liang-Chih Yu and Yu-Sheng Lai, "Extended Probabilistic HAL with Close Temporal Association for Psychiatric Consultation Query Retrieval," ACM Trans. Information Systems, vol. 27, no. 1, article 4, 2008.
• Liang-Chih Yu, Chung-Hsien Wu*, Jui-Feng Yeh and Eduard Hovy, "Corpus Cleanup of Mistaken Agreement Using Word Sense Disambiguation," International Journal of Computational Linguistics and Chinese Language Processing, vol.13, no.4, pp. 405-420, 2008.
• Liang-Chih Yu, Chung-Hsien Wu*, Jui-Feng Yeh and Fong-Lin Jang, "HAL-based Evolutionary Inference for Pattern Induction from Psychiatry Web Resources," IEEE Trans. Evolutionary Computation, vol. 12, no. 2, pp. 160-170, 2008.
• Liang-Chih Yu, Chung-Hsien Wu*, and Fong-Lin Jang, "Psychiatric Consultation Record Retrieval Using Scenario-based Representation and Multilevel Mixture Model," IEEE Trans. Information Technology in Biomedicine, vol. 11, no. 4, pp. 415-427, 2007.
• Chung-Hsien Wu*, Liang-Chih Yu, and Fong-Lin Jang, "Using Semantic Dependencies to Mine Depressive Symptoms from Consultation Records," IEEE Intelligent Systems, vol. 20, no. 6, pp. 50-58, 2005.

Conference Papers

• Lung-Hao Lee, Liang-Chih Yu, Suge Wang, Jian Liao, "Overview of the SIGHAN 2024 shared task for Chinese dimensional aspect-based sentiment analysis," in Proc. of the 10th SIGHAN workshop on Chinese language processing (SIGHAN-10), pp. 165-174, 2024.
• Guangmin Zheng, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Instruction Tuning with Retrieval-based Examples Ranking for Aspect-based Sentiment Analysis," in Findings of the Association for Computational Linguistics: ACL 2024, pp. 4777-4788, 2024.
• Jin Wang, Liang-Chih Yu and Xuejie Zhang, "SoftMCL: Soft Momentum Contrastive Learning for Fine-grained Sentiment-aware Pre-training," in Proc. of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC/COLING-24), pp. 15012-15023, 2024.
• You Zhang, Jin Wang, Liang-Chih Yu, Dan Xu and Xuejie Zhang, "Improving Personalized Sentiment Representation with Knowledge-enhanced and Parameter-efficient Layer Normalization," in Proc. of the 2024 Joint International Conference on Computational Linguistics, Language Resources and Evaluation (LREC/COLING-24), pp. 8877-8889, 2024.
• You Zhang, Jin Wang, Liang-Chih Yu, Dan Xu and Xuejie Zhang, "Personalized LoRA for Human-Centered Text Understanding," in Proc. of the 38th AAAI Conference on Artificial Intelligence (AAAI-24), pp. 19588-19596, 2024.
• You Zhang, Jin Wang, Liang-Chih Yu, Dan Xu and Xuejie Zhang, "Domain Generalization via Switch Knowledge Distillation for Robust Review Representation," in Findings of the Association for Computational Linguistics: ACL 2023, pp. 12812-12826, 2023.
• Ruijun Chen, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Learning to Memorize Entailment and Discourse Relations for Persona-Consistent Dialogues," in Proc. of the 37th AAAI Conference on Artificial Intelligence (AAAI-23), pp. 12653-12661, 2023.
• Jun Kong, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Accelerating Inference for Pretrained Language Models by Unified Multi-Perspective Early Exiting," in Proc. of the 29th International Conference on Computational Linguistics (COLING-22), pp. 4677-4686, 2022.
• Xinge Ma, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Knowledge Distillation with Reptile Meta-Learning for Pretrained Language Model Compression," in Proc. of the 29th International Conference on Computational Linguistics (COLING-22), pp. 4907-4917, 2022.
• Zhewen Yu, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Dual-Encoder Transformers with Cross-modal Alignment for Multimodal Aspect-based Sentiment Analysis," in Proc. of the 2nd Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics and the 12th International Joint Conference on Natural Language Processing (AACL/IJCNLP-22), pp. 414-423, 2022.
• You Zhang, Jin Wang, Liang-Chih Yu, and Xuejie Zhang, "MA-BERT: Learning Representation by Incorporating Multi-Attribute Knowledge in Transformers," in Findings of the Association for Computational Linguistics: ACL-IJCNLP 2021, pp. 2338-2343, 2021.
• Li Yuan, Jin Wang, Liang-Chih Yu and Xuejie Zhang, "Graph Attention Network with Memory Fusion for Aspect-level Sentiment Analysis," in Proc. of the 1st Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics and the 10th International Joint Conference on Natural Language Processing (AACL/IJCNLP-20), pp. 27-36, 2020.
• Jin Wang, Liang-Chih Yu, K. Robert Lai and Xuejie Zhang, "Investigating Dynamic Routing in Tree-Structured LSTM for Sentiment Analysis," in Proc. of the 2019 Conference on Empirical Methods in Natural Language Processing and 9th International Joint Conference on Natural Language Processing (EMNLP/IJCNLP-19), Hong Kong, China, pp. 3423-3428, 2019.
• Liang-Chih Yu, Lung-Hao Lee, Jin Wang and Kam-Fai Wong, "IJCNLP-2017 Task 2: Dimensional Sentiment Analysis for Chinese Phrases," in Proc. of the 8th International Joint Conference on Natural Language Processing (IJCNLP-17), Shared Tasks, Taipei, Taiwan, pp. 9-16, 2017.
• Shuying Lin, Huosheng Xie, Liang-Chih Yu and K. Robert Lai, "SentiNLP at IJCNLP-2017 Task 4: Customer Feedback Analysis Using a Bi-LSTM-CNN Model," in Proc. of the 8th International Joint Conference on Natural Language Processing (IJCNLP-17), Shared Tasks, Taipei, Taiwan, pp. 149-154, 2017. (First place at F-score among 12 participants)
• Liang-Chih Yu, Jin Wang, K. Robert Lai and Xuejie Zhang, "Refining Word Embeddings for Sentiment Analysis," in Proc. of the 2017 Conference on Empirical Methods in Natural Language Processing (EMNLP 2017), Copenhagen, Denmark, pp. 534-539, 2017. [Code]
• Yuanye He, Liang-Chih Yu, K. Robert Lai and Weiyi Liu, "YZU-NLP Team at EmoInt-2017: Determining Emotion Intensity Using a Bi-directional LSTM-CNN Model," in Proc. of the 8th Workshop on Computational Approaches to Subjectivity, Sentiment & Social Media Analysis (WASSA 2017), Copenhagen, Denmark, pp. 238-242, 2017.
• Lung-Hao Lee, Gaoqi Rao, Liang-Chih Yu, Endong Xun, Baolin Zhang and Li-Ping Chang, "Overview of NLP-TEA 2016 Shared Task for Chinese Grammatical Error Diagnosis," in Proc. of the 3rd Workshop on Natural Language Processing Techniques for Educational Applications (NLPTEA 2016), Osaka, Japan, pp. 40-48, 2016.
• Liang-Chih Yu, Lung-Hao Lee and Kam-Fai Wong, "Overview of the IALP 2016 Shared Task on Dimensional Sentiment Analysis for Chinese Words," in Proc. of the 20th International Conference on Asian Language Processing (IALP 2016), Tainan, Taiwan, pp. 156-160, 2016.
• Jin Wang, Liang-Chih Yu, K. Robert Lai and Xuejie Zhang, "Dimensional Sentiment Analysis Using a Regional CNN-LSTM Model," in Proc. of the 54th Annual Meeting of the Association for Computational Linguistics (ACL 2016), Berlin, Germany, pp. 225-230, 2016. [Code]
• Liang-Chih Yu, Lung-Hao Lee, Shuai Hao, Jun Hu and K. Robert Lai, "Building Chinese Affective Resources in Valence-Arousal Dimensions," in Proc. of the 15th Annual Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL-HLT 2016), San Diego, CA, USA, pp. 540-545, 2016. [CVAW][CVAT]
• Yunchao He, Liang-Chih Yu, Chin-Sheng Yang, K. Robert Lai, Weiyi Liu, "YZU-NLP Team at SemEval-2016 Task 4: Ordinal Sentiment Classification Using a Recurrent Convolutional Network," in Proc. of the 10th International Workshop on Semantic Evaluation (SemEval 2016) at NAACL-HLT 2016, San Diego, CA, USA, pp. 256-260, 2016. (Second place at MAEμ among 11 participants)
• Lung-Hao Lee, Bo-Lin Lin, Liang-Chih Yu, and Yuen-Hsien Tseng, "The NTNU-YZU System in the AESW Shared Task: Automated Evaluation of Scientific Writing Using a Convolutional Neural Network," in Proc. of the 11th Workshop on Innovative Use of NLP for Building Educational Applications (BEA 2016) at NAACL-HLT 2016, San Diego, CA, USA, pp. 122-129, 2016. (Second place at F-score for the binary prediction track)
• Liang-Chih Yu, Jin Wang, K. Robert Lai and Xuejie Zhang, "Predicting Valence-Arousal Ratings of Words Using a Weighted Graph Method," in Proc. of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference of the Asian Federation of Natural Language Processing (ACL-IJCNLP 2015), Beijing, China, pp. 788-793, 2015.
• Lung-Hao Lee, Liang-Chih Yu and Li-Ping Chang, "Overview of the NLP-TEA 2015 Share Task for Chinese Grammatical Error Diagnosis," in Proc. of the Second Workshop on Natural Language Processing Techniques for Educational Applications (NLPTEA-2) at ACL 2015, Beijing, China, pp. 1-6, 2015.
• Liang-Chih Yu and K. Robert Lai, "Analysis of Modifier Structure for Emotion Expressions," in Proc. of the 6th Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2014), Siem Reap, Cambodia, 2014.
• Liang-Chih Yu, Lung-Hao Lee and Li-Ping Chang, "Overview of Grammatical Error Diagnosis for Learning Chinese as a Foreign Language," in Workshop Proc. of the 22nd International Conference on Computers in Education (ICCE 2014), Nara, Japan, pp. 42-47, 2014.
• Liang-Chih Yu, Hsiao-Liang Hu and Wei-Hua Lin, "Evaluation on Text Categorization for Mathematics Application Questions," in Proc. of the 5th Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2013), Kaohsiung, Taiwan, 2013.
• Liang-Chih Yu, Chao-Hong Liu and Chung-Hsien Wu, "Candidate Scoring Using Web-Based Measure for Chinese Spelling Error Correction," in Proc. of the Seventh SIGHAN Workshop on Chinese Language Processing (SIGHAN-7) at IJCNLP 2013, Nagoya, Japan, pp. 108-112, 2013.
• Liang-Chih Yu and Kai-Hsiang Hsu, "Developing and Evaluating a Computer-Assisted Near-Synonym Learning System," in Proc. of the 24th International Conference on Computational Linguistics (COLING 2012), Mumbai, India, pp. 509-516, 2012. (Demo)
• Liang-Chih Yu, Wei-Cheng He, and Wei-Nan Chien, "A Language Modeling Approach to Identifying Code-Switched Sentences and Words," in Proc. of the Second CIPS-SIGHAN Joint Conference on Chinese Language Processing (CLP 2012), Tianjin, China, pp. 3-8, 2012.
• Liang-Chih Yu, Shou-Fang Liang and Wei-Hua Lin, "Combining Language and Speech Features to Predict Students' Emotions in E-Learning Environments," in Proc. of the 20th International Conference on Computers in Education (ICCE 2012), Singapore, pp. 51-55, 2012.
• Liang-Chih Yu, Shou-Fang Liang, Wei-Hua Lin, K. Robert Lai, and Baw-Jhiune Liu, "Analysis of Students' Emotion from a Text Corpus," in Proc. of Work-in-Progress Poster Session of the 19th International Conference on Computers in Education (ICCE 2011), Chiang Mai, Thailand, pp. 1-4, 2011.
• Liang-Chih Yu, Wei-Nan Chien and Shih-Ting Chen, "A Baseline System for Chinese Near-Synonym Choice," in Proc. of the 5th International Joint Conference on Natural Language Processing (IJCNLP 2011), Chiang Mai, Thailand, pp. 1366-1370, 2011.
• Liang-Chih Yu, Chien-Lung Chan, Chung-Hsien Wu, and Chao-Cheng Lin, "Mining Association Language Patterns for Negative Life Event Classification," in Proc. of the 47th Annual Meeting of the Association for Computational Linguistics and the 4th International Joint Conference on Natural Language Processing (ACL-IJCNLP 2009), Suntec, Singapore, pp. 201-204, 2009.
• Liang-Chih Yu and Chien-Lung Chan, "Acquisition of Meaningful Combinations of Words from Psychiatric Texts," in Proc. of the 30th Annual Linguistics Conference (TABU Dag 2009), Groningen, Netherlands, June 11-12, 2009.
• Liang-Chih Yu, Chung-Hsien Wu, and Eduard Hovy, "OntoNotes: Corpus Cleanup of Mistaken Agreement Using Word Sense Disambiguation," in Proc. of the 22nd International Conference on Computational Linguistics (COLING 2008), Manchester, UK, pp. 1057-1064, 2008.
• Liang-Chih Yu, Chung-Hsien Wu, Chin-Yew Lin, Eduard Hovy, and Chia-Ling Lin, "Topic Analysis for Psychiatric Document Retrieval," in Proc. of the 45th Annual Meeting of the Association for Computational Linguistics (ACL 2007), Prague, Czech Republic, pp. 1024-1031, 2007.
• Liang-Chih Yu, Chung-Hsien Wu, Andrew Philpot, and Eduard Hovy, "OntoNotes: Sense Pool Verification Using Google N-gram and Statistical Tests," in Proc. of the OntoLex Workshop at the 6th International Semantic Web Conference (ISWC 2007), Busan, Korea, 2007.
• Liang-Chih Yu, Chung-Hsien Wu, and Fong-Lin Jang, "HAL-based Cascaded Model for Variable-Length Semantic Pattern Induction from Psychiatry Web Resources," in Proc. of the COLING/ACL 2006, Sydney, Australia, pp. 945–952, 2006.
• Jui-Feng Yeh, Chung-Hsien Wu, Ming-Jun Chen and Liang-Chih Yu, "Automated Alignment and Extraction of Bilingual Domain Ontology for Cross-Language Domain-Specific Applications," in Proc. of the 20th International Conference on Computational Linguistics (COLING 2004), Geneva, Switzerland, pp. 1140–1147, 2004.