A government affair work order structured extraction method, device and equipment

By employing a dual-path retrieval and adaptive suggestion mechanism combining government public service knowledge graphs and vectorized indexes, the problem of dynamic adaptation to varying request types and responsibility boundaries in the structured extraction of government work orders is solved. This achieves high-accuracy and low-cost structured extraction, making it suitable for intelligent government public service systems.

CN122412499APending Publication Date: 2026-07-17INSPUR SOFTWARE TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
INSPUR SOFTWARE TECH CO LTD
Filing Date
2026-06-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies for extracting structured government work orders suffer from problems such as fixed examples failing to cover diverse request types, poor dynamic adaptability of responsibility boundaries, and the inability of the example library to self-evolve, resulting in low extraction accuracy and high costs.

Method used

By constructing a knowledge graph and vectorized index for government public services, and employing a dual-path retrieval approach combining graph relationship matching and vector semantic similarity, along with adaptive prompts and a closed-loop update mechanism, the system dynamically recalls few sample examples and optimizes the example library, achieving high accuracy and low cost in structured extraction.

Benefits of technology

It significantly improves the accuracy and generalization of work order structure extraction, especially for low-frequency request categories, reduces knowledge base maintenance costs, and achieves an intelligent balance between reasoning efficiency and accuracy.

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Abstract

本发明公开一种政务工单结构化抽取方法、装置及设备,涉及自然语言处理与政务公共服务智能化技术领域;包括步骤1:构建政务公共服务知识图谱与向量化索引;步骤2:输入工单的实体识别,进行双路少样本检索;步骤3:构造自适应少样本提示,进行大模型结构化抽取;步骤4:更新知识图谱;步骤5:持续优化检索质量:利用联合训练优化检索和抽取过程,按需动态调整典型工单示例数量,用于检索质量的持续优化;本发明解决固定示例无法覆盖多变诉求类型、职责边界动态适应能力差的问题,显著提升了工单结构化抽取的准确率与泛化性,尤其对低频诉求类别具有明显优势,为政府热线智能化分析提供了高效可靠的技术支持。
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