地形场景的地理空间认知与内容表达
朱红春(1977— ),男,山东泰安人,博士,教授,主要从事GIS应用、遥感图像处理与分析的研究。 E-mail: sdny_xa@163.com |
收稿日期: 2023-08-04
修回日期: 2023-09-13
网络出版日期: 2024-05-11
基金资助
国家自然科学基金项目(41971339)
山东科技大学科研创新团队支持计划项目(2019TDJH103)
Research on Geospatial Cognition and Content Expression of Terrain Scenes
Received date: 2023-08-04
Revised date: 2023-09-13
Online published: 2024-05-11
Supported by
National Natural Science Foundation of China(41971339)
Shandong University of Science and Technology Research Innovation Team Support Program(2019TDJH103)
地球表面空间承载着诸多地理实体,随着时空大数据时代的到来,以还原论为基础、以独立分层建模为特征的传统信息描述方式越发难以描述地形及其关联环境要素所具有的海量信息、产生的复杂相互作用和呈现的时空变化规律,相关研究亟需以系统和整体的角度考察研究对象。针对这一问题,本文从场景学的视角对地形本体及关联环境要素的内容和相互作用开展系统的地理空间认知,提出了地形场景的概念,用于整体性地描述地形场景中的实体、联系与时空变化过程;分析了地形场景的要素构成和逻辑结构,使用时间、地点(空间)、事物、事件、现象为核心的更加整体化、语义化和逻辑化的要素对地形场景进行描述;对地形场景对象及其信息的内容构成进行解析和整理,创建了以“要素-对象-信息”为核心的结构描述框架,并对地形场景未来的发展与可能的技术应用进行了展望。地形场景的提出是场景学概念从整体表达朝向整体研究的一次探索,为进一步进行地形问题的场景化求解和表达奠定基础。
朱红春 , 张怡宁 , 徐月雪 , 朱国灿 , 宋词 . 地形场景的地理空间认知与内容表达[J]. 地球信息科学学报, 2024 , 26(4) : 790 -798 . DOI: 10.12082/dqxxkx.2024.230450
The Earth's surface exhibits a diverse topography, characterized by ups and downs in spatial geometry and carrying many geographical entities. With the advent of the era of spatiotemporal big data, the exploration of geospatial information gradually has shifted from spatial perception to spatial cognition. However, traditional information description methods based on Reductionism and independent hierarchical modeling are increasingly oriented toward geographic information management and visualization. It is difficult to describe the massive information, complex interactions, and spatiotemporal changes of terrain and its associated environmental elements using this information description method. To address this issue, this paper conducts a systematic geospatial analysis of the content and interaction of terrain ontology and associated environmental elements from the perspective of scenario science. We comprehensively describe the entities, relations, and spatiotemporal changes in the terrain scenario. Here, the terrain scenario is defined as the specific environment in which the terrain exists and the state changes. It is a regional complex composed of terrain objects and other natural and human objects with connections and functions within a certain time and space. The element composition and logical structure of terrain scenario are analyzed by employing holistic, semantic, and logical elements centered around time, place (space), things, events, and phenomena to describe terrain scenarios. The elements of terrain scene should be based on the elements of things, develop and evolve in a certain time and space, form the elements of events and phenomena, and finally form a complex that operates dynamically under the framework of time and space. We further analyze and organize the content composition of terrain scene objects and their associated information and create a structure description framework based on element object information architecture. Moreover, we prospect the future development of terrain scenario and the possible technical application directions in the future, such as the geoscience semantic network and knowledge map dominated by terrain and associated elements, the scene event spectrum based on the characteristics of spatiotemporal nodes and associated elements, and the scene holographic digital terrain analysis. The introduction of terrain scenes not only deepens the traditional methods but also provides a new idea at the conceptual level. It is an exploration of the concept of scene science and lays a foundation for a systematic approach for solving and expressing the evolution and development of terrain ontology and environment within the space-time framework.
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