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Benjamin Han

4 accepted papers

2025

Eliciting In-context Retrieval and Reasoning for Long-context Large Language Models

ACL 2025finding

Recent advancements in long-context language models (LCLMs) promise to transform Retrieval-Augmented Generation (RAG) by simplifying pipelines. With their expanded context windows, LCLMs can process entire knowledge bases and perform retrieval and reasoning directly – a capability we define as In-Co…

Cited by 0SourcePDFScholar
2024

Construction of Paired Knowledge Graph - Text Datasets Informed by Cyclic Evaluation

COLING 2024main

Datasets that pair Knowledge Graphs (KG) and text together (KG-T) can be used to train forward and reverse neural models that generate text from KG and vice versa. However models trained on datasets where KG and text pairs are not equivalent can suffer from more hallucination and poorer recall. In t…

Cited by 2SourcePDFScholar
2024

Think While You Write: Hypothesis Verification Promotes Faithful Knowledge-to-Text Generation

NAACL 2024findings

Knowledge-to-text generators often struggle to faithfully generate descriptions for the input facts: they may produce hallucinations that contradict the input, or describe facts not present in the input. To reduce hallucinations, we propose a decoding-only method, TWEAK (Think While Effectively Arti…

2024

Time Sensitive Knowledge Editing through Efficient Finetuning

ACL 2024short

Large Language Models (LLMs) have demonstrated impressive capability in different tasks and are bringing transformative changes to many domains. However, keeping the knowledge in LLMs up-to-date remains a challenge once pretraining is complete. It is thus essential to design effective methods to bot…