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Xinchao Xu

4 accepted papers

2026

User-Aware Active Knowledge Acquisition for Emotional Support Dialogue

ICML 2026poster

Emotional support plays an important role in dialogue systems, and its success depends on adapting to a user’s evolving and implicit needs across multi-turn interactions while leveraging the strong reasoning capacity of large language models (LLMs). However, since user needs are often weakly supervi…

Cited by 0SourceScholar
2023

Towards Zero-Shot Persona Dialogue Generation with In-Context Learning

ACL 2023findings

Much work has been done to improve persona consistency by finetuning a pretrained dialogue model on high-quality human-annoated persona datasets. However, these methods still face the challenges of high cost and poor scalability. To this end, we propose a simple-yet-effective approach to significant…

Cited by 6SourcePDFScholar
2022

Long Time No See! Open-Domain Conversation with Long-Term Persona Memory

ACL 2022findings

Most of the open-domain dialogue models tend to perform poorly in the setting of long-term human-bot conversations. The possible reason is that they lack the capability of understanding and memorizing long-term dialogue history information. To address this issue, we present a novel task of Long-term…

2022

PLATO-Ad: A Unified Advertisement Text Generation Framework with Multi-Task Prompt Learning

EMNLP 2022industry

Online advertisement text generation aims at generating attractive and persuasive text ads to appeal to users clicking ads or purchasing products. While pretraining-based models have achieved remarkable success in generating high-quality text ads, some challenges still remain, such as ad generation…