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Chunxu Shen

2 accepted papers

2025

Improving LLMs for Recommendation with Out-Of-Vocabulary Tokens

ICML 2025poster

Characterizing users and items through vector representations is crucial for various tasks in recommender systems. Recent approaches attempt to apply Large Language Models (LLMs) in recommendation through a question\&answer format, where real items (eg, Item No.2024) are represented with compound wo…

Cited by 5SourcePDFScholar
2021

Contextualize Knowledge Bases with Transformer for End-to-end Task-Oriented Dialogue Systems

EMNLP 2021main

Incorporating knowledge bases (KB) into end-to-end task-oriented dialogue systems is challenging, since it requires to properly represent the entity of KB, which is associated with its KB context and dialogue context. The existing works represent the entity with only perceiving a part of its KB cont…