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Chengkai Huang

3 accepted papers

2025

Embedding-Informed Adaptive Retrieval-Augmented Generation of Large Language Models

COLING 2025main

Retrieval-augmented large language models (LLMs) have been remarkably competent in various NLP tasks. However, it was observed by previous works that retrieval is not always helpful, especially when the LLM is already knowledgable on the query to answer. Motivated by this, Adaptive Retrieval-Augment…

Cited by 1SourcePDFScholar
2025

Federated In-Context Learning: Iterative Refinement for Improved Answer Quality

ICML 2025poster

For question-answering (QA) tasks, in-context learning (ICL) enables language models (LMs) to generate responses without modifying their parameters by leveraging examples provided in the input. However, the effectiveness of ICL heavily depends on the availability of high-quality examples, which are…

Cited by 0SourcePDFScholar
2025

Listwise Preference Diffusion Optimization for User Behavior Trajectories Prediction

NeurIPS 2025poster

Forecasting multi-step user behavior trajectories requires reasoning over structured preferences across future actions, a challenge overlooked by traditional sequential recommendation. This problem is critical for applications such as personalized commerce and adaptive content delivery, where antici…

Cited by 0SourceScholar