Atomic Self-Consistency for Better Long Form Generations

Fuente: arXiv
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Main Authors: Thirukovalluru, Raghuveer, Huang, Yukun, Dhingra, Bhuwan
Format: Preprint
Published: 2024
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author Thirukovalluru, Raghuveer
Huang, Yukun
Dhingra, Bhuwan
author_facet Thirukovalluru, Raghuveer
Huang, Yukun
Dhingra, Bhuwan
contents Recent work has aimed to improve LLM generations by filtering out hallucinations, thereby improving the precision of the information in responses. Correctness of a long-form response, however, also depends on the recall of multiple pieces of information relevant to the question. In this paper, we introduce Atomic Self-Consistency (ASC), a technique for improving the recall of relevant information in an LLM response. ASC follows recent work, Universal Self-Consistency (USC) in using multiple stochastic samples from an LLM to improve the long-form response. Unlike USC which only focuses on selecting the best single generation, ASC picks authentic subparts from the samples and merges them into a superior composite answer. Through extensive experiments and ablations, we show that merging relevant subparts of multiple samples performs significantly better than picking a single sample. ASC demonstrates significant gains over USC on multiple factoids and open-ended QA datasets - ASQA, QAMPARI, QUEST, ELI5 with ChatGPT and Llama2. Our analysis also reveals untapped potential for enhancing long-form generations using approach of merging multiple samples.
format Preprint
id arxiv_https___arxiv_org_abs_2405_13131
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Atomic Self-Consistency for Better Long Form Generations
Thirukovalluru, Raghuveer
Huang, Yukun
Dhingra, Bhuwan
Computation and Language
Recent work has aimed to improve LLM generations by filtering out hallucinations, thereby improving the precision of the information in responses. Correctness of a long-form response, however, also depends on the recall of multiple pieces of information relevant to the question. In this paper, we introduce Atomic Self-Consistency (ASC), a technique for improving the recall of relevant information in an LLM response. ASC follows recent work, Universal Self-Consistency (USC) in using multiple stochastic samples from an LLM to improve the long-form response. Unlike USC which only focuses on selecting the best single generation, ASC picks authentic subparts from the samples and merges them into a superior composite answer. Through extensive experiments and ablations, we show that merging relevant subparts of multiple samples performs significantly better than picking a single sample. ASC demonstrates significant gains over USC on multiple factoids and open-ended QA datasets - ASQA, QAMPARI, QUEST, ELI5 with ChatGPT and Llama2. Our analysis also reveals untapped potential for enhancing long-form generations using approach of merging multiple samples.
title Atomic Self-Consistency for Better Long Form Generations
topic Computation and Language
url https://arxiv.org/abs/2405.13131