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Context Quality Matters in Training Fusion-in-Decoder for Extractive Open-Domain Question Answering
March 22, 2024, 4:48 a.m. | Kosuke Akimoto, Kunihiro Takeoka, Masafumi Oyamada
cs.CL updates on arXiv.org arxiv.org
Abstract: Retrieval-augmented generation models augment knowledge encoded in a language model by providing additional relevant external knowledge (context) during generation. Although it has been shown that the quantity and quality of context impact the performance of retrieval-augmented generation models during inference, limited research explores how these characteristics affect model training. This paper explores how context quantity and quality during model training affect the performance of Fusion-in-Decoder (FiD), the state-of-the-art retrieval-augmented generation model, in extractive open-domain question …
abstract arxiv context cs.cl decoder domain fusion impact inference knowledge language language model performance quality question question answering research retrieval retrieval-augmented training type
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