Learning Planning-based Reasoning by Trajectories Collection and Process Reward Synthesizing

Fuente: arXiv
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Autores principales: Jiao, Fangkai, Qin, Chengwei, Liu, Zhengyuan, Chen, Nancy F., Joty, Shafiq
Formato: Preprint
Publicado: 2024
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author Jiao, Fangkai
Qin, Chengwei
Liu, Zhengyuan
Chen, Nancy F.
Joty, Shafiq
author_facet Jiao, Fangkai
Qin, Chengwei
Liu, Zhengyuan
Chen, Nancy F.
Joty, Shafiq
contents Large Language Models (LLMs) have demonstrated significant potential in handling complex reasoning tasks through step-by-step rationale generation. However, recent studies have raised concerns regarding the hallucination and flaws in their reasoning process. Substantial efforts are being made to improve the reliability and faithfulness of the generated rationales. Some approaches model reasoning as planning, while others focus on annotating for process supervision. Nevertheless, the planning-based search process often results in high latency due to the frequent assessment of intermediate reasoning states and the extensive exploration space. Additionally, supervising the reasoning process with human annotation is costly and challenging to scale for LLM training. To address these issues, in this paper, we propose a framework to learn planning-based reasoning through Direct Preference Optimization (DPO) on collected trajectories, which are ranked according to synthesized process rewards. Our results on challenging logical reasoning benchmarks demonstrate the effectiveness of our learning framework, showing that our 7B model can surpass the strong counterparts like GPT-3.5-Turbo.
format Preprint
id arxiv_https___arxiv_org_abs_2402_00658
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Learning Planning-based Reasoning by Trajectories Collection and Process Reward Synthesizing
Jiao, Fangkai
Qin, Chengwei
Liu, Zhengyuan
Chen, Nancy F.
Joty, Shafiq
Artificial Intelligence
Computation and Language
Large Language Models (LLMs) have demonstrated significant potential in handling complex reasoning tasks through step-by-step rationale generation. However, recent studies have raised concerns regarding the hallucination and flaws in their reasoning process. Substantial efforts are being made to improve the reliability and faithfulness of the generated rationales. Some approaches model reasoning as planning, while others focus on annotating for process supervision. Nevertheless, the planning-based search process often results in high latency due to the frequent assessment of intermediate reasoning states and the extensive exploration space. Additionally, supervising the reasoning process with human annotation is costly and challenging to scale for LLM training. To address these issues, in this paper, we propose a framework to learn planning-based reasoning through Direct Preference Optimization (DPO) on collected trajectories, which are ranked according to synthesized process rewards. Our results on challenging logical reasoning benchmarks demonstrate the effectiveness of our learning framework, showing that our 7B model can surpass the strong counterparts like GPT-3.5-Turbo.
title Learning Planning-based Reasoning by Trajectories Collection and Process Reward Synthesizing
topic Artificial Intelligence
Computation and Language
url https://arxiv.org/abs/2402.00658