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UniGDD: A Unified Generative Framework for Goal-Oriented Document-Grounded Dialogue



Chang Gao , Wenxuan Zhang , Wai Lam

* ACL 2022 

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A Unified Multi-task Learning Framework for Multi-goal Conversational Recommender Systems



Yang Deng , Wenxuan Zhang , Weiwen Xu , Wenqiang Lei , Tat-Seng Chua , Wai Lam


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Parameter-Efficient Tuning by Manipulating Hidden States of Pretrained Language Models For Classification Tasks



Haoran Yang , Piji Li , Wai Lam


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A Survey on Aspect-Based Sentiment Analysis: Tasks, Methods, and Challenges



Wenxuan Zhang , Xin Li , Yang Deng , Lidong Bing , Wai Lam


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Improving Lexical Embeddings for Robust Question Answering



Weiwen Xu , Bowei Zou , Wai Lam , Ai Ti Aw

* 7 pages, 3 tables 

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User Satisfaction Estimation with Sequential Dialogue Act Modeling in Goal-oriented Conversational Systems



Yang Deng , Wenxuan Zhang , Wai Lam , Hong Cheng , Helen Meng

* Accepted by WWW 2022 (The Web Conference) 

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Towards Personalized Answer Generation in E-Commerce via Multi-Perspective Preference Modeling



Yang Deng , Yaliang Li , Wenxuan Zhang , Bolin Ding , Wai Lam

* Accepted by ACM Transactions on Information Systems (TOIS) 

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Partner Personas Generation for Diverse Dialogue Generation



Hongyuan Lu , Wai Lam , Hong Cheng , Helen M. Meng


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Sentiment Analysis of Fashion Related Posts in Social Media



Yifei Yuan , Wai Lam

* WSDM 2022 

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Multilingual AMR Parsing with Noisy Knowledge Distillation



Deng Cai , Xin Li , Jackie Chun-Sing Ho , Lidong Bing , Wai Lam

* EMNLP21 (findings) 

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