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SeungYoon Han

2 accepted papers

2025

EXIT: Context-Aware Extractive Compression for Enhancing Retrieval-Augmented Generation

ACL 2025finding

We introduce EXIT, an extractive context compression framework that enhances both the effectiveness and efficiency of retrieval-augmented generation (RAG) in question answering (QA). Current RAG systems often struggle when retrieval models fail to rank the most relevant documents, leading to the inc…

2024

Towards Effective Counter-Responses: Aligning Human Preferences with Strategies to Combat Online Trolling

EMNLP 2024finding

Trolling in online communities typically involves disruptive behaviors such as provoking anger and manipulating discussions, leading to a polarized atmosphere and emotional distress. Robust moderation is essential for mitigating these negative impacts and maintaining a healthy and constructive commu…