基于数据驱动的基础地质图件更新关键技术研究

发布时间：2018-04-19 22:15

本文选题：地质图 + 数据驱动　；参考：《中国地质大学(北京)》2016年博士论文

【摘要】：本文选题依托地质矿产调查评价项目《基础地质图件更新与数据库研发》相关研究工作,在追踪国际应用技术的基础上,系统地研究了基于数据驱动的地质图更新技术理论,研发了基础地质图编制和数据建库的软件平台,建立了数据驱动的编图建库技术流程,利用编图实践与应用验证了基于数据驱动的基础地质图更新方法技术的可行性、适用性。论文首先对西方发达国家以及国内的地质图编制更新情况做了回顾,介绍了国际上制图编图信息技术及其发展,和我国地质编图与数据库建设工作中信息技术应用情况,提出专家系统可以在地质图件更新中发挥积极作用。针对目前我国地质编图建库工作中存在的问题,说明了研究基础地质图更新的关键技术内容及技术路线。在上述基础上,本文对数据驱动地质图更新技术理论框架进行了阐述,并且根据成熟的数据和信息技术条件,提出了建立基于数据驱动、人机交互式地由大比例尺地质图数据逐级更新小比例地质图数据两个技术通道,论述了数据驱动地质图更新关键技术由编图模型、软件平台、编图工艺流程3方面内容构成。论文着重研究了数据驱动地质编图模型,对地质图数据管理、编图过程实施模型、数据预处理、地质体模型及关系和处理方法、制图表达、符号化模型、自动注记、装饰元素等进行了详细的论述,特别提出了地质图件更新中专家知识模型及具体应用;论证了按照地质演化过程顺序对面、线、点地质体进行处理,能够满足地质客观规律要求;提出了数据驱动环境下地质图更新的质量控制办法。按照数据驱动地质图编图框架和模型理论,研发了基础地质图编制和数据建库软件平台,实现了在我国已有地质图数据库的基础上开展地质图更新的关键算法和功能,展示实际地质数据综合与制图表达效果。基于数据驱动理论和软件程序,本研究详细阐述了数据驱动地质图更新技术流程,组织开展了编图建库实践技术验证工作,展示的地质图更新成果图件和数据库证明了方法技术能够满足一线生产要求,与传统方法相比能够提高50%的效率。论文最后总结了基于数据驱动的地质图更新的主要成果包括模型理论、方法与技术,其创新了地质图编图工作模式,提高了编图效率;指出了数据驱动地质图更新技术的特点;提出了当前研究中存在的问题以及下一步工作重点。
[Abstract]:Based on the research work of basic Geological Map Update and Database Research and Development, this paper systematically studies the data-driven geological map updating technology theory on the basis of tracking the international application technology. A software platform for basic geological map compilation and data base is developed, and a data-driven mapping and database process is established. The feasibility and applicability of the data-driven basic geological map updating method are verified by mapping practice and application. Firstly, the paper reviews the status of geological map compilation and updating in western developed countries and domestic countries, and introduces the international cartographic mapping information technology and its development, as well as the application of information technology in geological mapping and database construction in China. The expert system can play an active role in updating geological maps. In view of the problems existing in the construction of geological maps and databases in China at present, the key technical contents and technical routes of the research on the updating of basic geological maps are explained. On the basis of the above, the theoretical framework of data-driven geological map updating technology is expounded, and according to the mature data and information technology conditions, a data-driven geological map updating technology is proposed. The key technology of data driven geological map updating consists of three aspects: mapping model, software platform and mapping process flow, and two technical channels of updating geological map data with large scale geological map data step by step are discussed in this paper. The key technology of data driven geological map updating is composed of three aspects: mapping model, software platform and mapping process flow. This paper focuses on the data-driven geological mapping model, the data management of geological map, the implementation model of mapping process, data preprocessing, geological body model and relationship and processing methods, cartographic expression, symbolic model, automatic annotation, and so on. The decorative elements are discussed in detail, especially the expert knowledge model and its concrete application in the updating of geological maps are put forward, and the processing of geological bodies opposite, lines and points according to the sequence of geological evolution is demonstrated. It can meet the requirements of geological objective law, and puts forward the quality control method of geological map updating in data-driven environment. According to the data-driven geological map compilation framework and model theory, the software platform of basic geological map compilation and data base is developed, which realizes the key algorithm and function of geological map updating based on the existing geological map database in China. Show the actual geological data generalization and cartographic expression effect. Based on the data-driven theory and software program, this study elaborates the technological process of data-driven geological map updating, and organizes the practical technical verification work of mapping and building database. The results of geological map updating and database show that the method and technology can meet the requirements of production line and can improve the efficiency by 50% compared with the traditional method. Finally, the paper summarizes the main achievements of data-driven geological map updating, including model theory, method and technology, which innovates the working mode of geological map compilation and improves the mapping efficiency, and points out the characteristics of data-driven geological map updating technology. The existing problems in the current research and the focus of the next work are put forward.
【学位授予单位】：中国地质大学(北京)
【学位级别】：博士
【学位授予年份】：2016
【分类号】：P208;P284

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