Pengjie Ren

Konstantina Christakopoulou

Zhaochun Ren

Proceedings of the SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11, 2022

Variational Reasoning about User Preferences for Conversational Recommendation.

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Proceedings of the SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11, 2022

Debiasing Learning for Membership Inference Attacks Against Recommender Systems.

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Proceedings of the KDD '22: The 28th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, Washington, DC, USA, August 14, 2022

Improving Multi-label Malevolence Detection in Dialogues through Multi-faceted Label Correlation Enhancement.

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Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), 2022

Knowledge Bridging for Empathetic Dialogue Generation.

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Proceedings of the Thirty-Sixth AAAI Conference on Artificial Intelligence, 2022

2021

Conversations with Search Engines: SERP-based Conversational Response Generation.

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ACM Trans. Inf. Syst., 2021

A taxonomy, data set, and benchmark for detecting and classifying malevolent dialogue responses.

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J. Assoc. Inf. Sci. Technol., 2021

Membership Inference Attacks Against Recommender Systems.

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CoRR, 2021

M^2-MedDialog: A Dataset and Benchmarks for Multi-domain Multi-service Medical Dialogues.

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CoRR, 2021

Few-Shot Electronic Health Record Coding through Graph Contrastive Learning.

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CoRR, 2021

A Cooperative Memory Network for Personalized Task-oriented Dialogue Systems with Incomplete User Profiles.

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Jiahuan Pei

Proceedings of the WWW '21: The Web Conference 2021, 2021

Long Short-Term Session Search: Joint Personalized Reranking and Next Query Prediction.

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Proceedings of the WWW '21: The Web Conference 2021, 2021

Cross-Domain Contract Element Extraction with a Bi-directional Feedback Clause-Element Relation Network.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Conversations Powered by Cross-Lingual Knowledge.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Simulating User Satisfaction for the Evaluation of Task-oriented Dialogue Systems.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Wizard of Search Engine: Access to Information Through Conversations with Search Engines.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Initiative-Aware Self-Supervised Learning for Knowledge-Grounded Conversations.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Semi-Supervised Variational Reasoning for Medical Dialogue Generation.

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Proceedings of the SIGIR '21: The 44th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2021

Membership Inference Attacks Against Recommender Systems.

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Proceedings of the CCS '21: 2021 ACM SIGSAC Conference on Computer and Communications Security, Virtual Event, Republic of Korea, November 15, 2021

A Human-machine Collaborative Framework for Evaluating Malevolence in Dialogues.

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Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing, 2021

Learning to Ask Conversational Questions by Optimizing Levenshtein Distance.

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Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing, 2021

2020

Explainable Outfit Recommendation with Joint Outfit Matching and Comment Generation.

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IEEE Trans. Knowl. Data Eng., 2020

Report on the international workshop on natural language processing for recommendations (NLP4REC 2020) workshop held at WSDM 2020.

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SIGIR Forum, 2020

Mixed Information Flow for Cross-domain Sequential Recommendations.

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CoRR, 2020

Detecting and Classifying Malevolent Dialogue Responses: Taxonomy, Data and Methodology.

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CoRR, 2020

Diversifying Task-oriented Dialogue Response Generation with Prototype Guided Paraphrasing.

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CoRR, 2020

Attribute-aware Diversification for Sequential Recommendations.

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CoRR, 2020

Conversations with Search Engines.

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[DOI]

CoRR, 2020

NLP4REC: The WSDM 2020 Workshop on Natural Language Processing for Recommendations.

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Proceedings of the WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, 2020

Coding Electronic Health Records with Adversarial Reinforcement Path Generation.

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Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, 2020

Query Resolution for Conversational Search with Limited Supervision.

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Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, 2020

DukeNet: A Dual Knowledge Interaction Network for Knowledge-Grounded Conversation.

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Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, 2020

Meta Matrix Factorization for Federated Rating Predictions.

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Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, 2020

AIIS: The SIGIR 2020 Workshop on Applied Interactive Information Systems.

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Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, 2020

A Neural Topical Expansion Framework for Unstructured Persona-Oriented Dialogue Generation.

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Proceedings of the ECAI 2020 - 24th European Conference on Artificial Intelligence, 29 August-8 September 2020, Santiago de Compostela, Spain, August 29 - September 8, 2020, 2020

Retrospective and Prospective Mixture-of-Generators for Task-Oriented Dialogue Response Generation.

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Proceedings of the ECAI 2020 - 24th European Conference on Artificial Intelligence, 29 August-8 September 2020, Santiago de Compostela, Spain, August 29 - September 8, 2020, 2020

EmpDG: Multi-resolution Interactive Empathetic Dialogue Generation.

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Proceedings of the 28th International Conference on Computational Linguistics, 2020

Improving End-to-End Sequential Recommendations with Intent-aware Diversification.

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Proceedings of the CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, 2020

Thinking Globally, Acting Locally: Distantly Supervised Global-to-Local Knowledge Selection for Background Based Conversation.

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Proceedings of the Thirty-Fourth AAAI Conference on Artificial Intelligence, 2020

RefNet: A Reference-Aware Network for Background Based Conversation.

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Proceedings of the Thirty-Fourth AAAI Conference on Artificial Intelligence, 2020

2019

From Personalization to Privatization: Meta Matrix Factorization for Private Rating Predictions.

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CoRR, 2019

Parallel Split-Join Networks for Shared-account Cross-domain Sequential Recommendations.

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CoRR, 2019

Improving End-to-End Sequential Recommendations with Intent-aware Diversification.

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CoRR, 2019

A Modular Task-oriented Dialogue System Using a Neural Mixture-of-Experts.

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Jiahuan Pei

CoRR, 2019

Improving Background Based Conversation with Context-aware Knowledge Pre-selection.

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