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arXiv 2408.06904cs.CL

Re-TASK:从能力、技能和知识视角重新审视LLM任务

Re-TASK: Revisiting LLM Tasks from Capability, Skill, and Knowledge Perspectives

Huawei Technologies Ltd.(华为技术有限公司);Nankai University(南开大学);Xi’an Jiaotong University(西安交通大学);Shanghai Jiaotong University(上海交通大学)

Zhihu Wang, Shiwan Zhao, Yu Wang, Heyuan Huang, Sitao Xie, Yubo Zhang, Jiaxin Shi, Zhixing Wang, Hongyan Li, Junchi Yan

AI总结:

Re-TASK框架从能力、技能和知识视角重新审视LLM任务,提出学习链范式及提示策略,通过知识注入和技能适应增强任务相关能力,在法律任务上显著提升性能。

摘要:

思维链(Chain-of-Thought, CoT)范式已成为使用大型语言模型(LLMs)解决复杂问题的关键方法。然而,其在特定领域任务中的应用仍具挑战性,因为LLMs往往无法准确分解任务或有效执行子任务。本文介绍了Re-TASK框架,一种新颖的理论模型,借鉴布鲁姆分类法和知识空间理论的原理,从能力、技能和知识视角重新审视LLM任务。虽然CoT提供了以工作流为中心的任务视角,但Re-TASK引入了学习链(Chain-of-Learning, CoL)范式,强调任务对特定能力项的依赖,并进一步将其分解为构成性的知识和技能组件。为解决CoT的失败,我们提出了Re-TASK提示策略,通过针对性的知识注入和技能适应来增强与任务相关的能力。跨多个领域的实验证明了Re-TASK的有效性。特别是,在法律任务上,我们在Yi-1.5-9B上实现了45.00%的提升,在Llama3-Chinese-8B上实现了24.50%的提升。这些结果凸显了Re-TASK在显著提升LLM性能及其在专业领域适用性方面的潜力。我们在https://github.com/Uylee/Re-TASK发布了我们的代码和数据。

英文摘要:

The Chain-of-Thought (CoT) paradigm has become a pivotal method for solving complex problems with large language models (LLMs). However, its application to domain-specific tasks remains challenging, as LLMs often fail to decompose tasks accurately or execute subtasks effectively. This paper introduces the Re-TASK framework, a novel theoretical model that revisits LLM tasks from capability, skill, and knowledge perspectives, drawing on the principles of Bloom's Taxonomy and Knowledge Space Theory. While CoT provides a workflow-centric perspective on tasks, Re-TASK introduces a Chain-of-Learning (CoL) paradigm that highlights task dependencies on specific capability items, further broken down into their constituent knowledge and skill components. To address CoT failures, we propose a Re-TASK prompting strategy, which strengthens task-relevant capabilities through targeted knowledge injection and skill adaptation. Experiments across diverse domains demonstrate the effectiveness of Re-TASK. In particular, we achieve improvements of 45.00% on Yi-1.5-9B and 24.50% on Llama3-Chinese-8B for legal tasks. These results highlight the potential of Re-TASK to significantly enhance LLM performance and its applicability in specialized domains. We release our code and data at https://github.com/Uylee/Re-TASK.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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