构建全球最大公开地理知识图谱的结构规范,支持灾害响应与农业可持续性研究。
The KnowWhereGraph Ontology
- 采用模块化本体建模方法设计图谱架构
- 整合30类地理数据涵盖气候、土壤、人口等主题
- 适合从事灾害应急与农业供应链研究者使用
KnowWhereGraph 是目前最大且完全公开的地理空间知识图谱,涵盖自然灾害(如飓风、山火)、气候变量(如气温、降水)、土壤属性、作物与土地覆盖类型、人口统计、人类健康及各类地名标识等30个数据层。该图谱已广泛应用于粮食安全、农业供应链、土壤保护与农场劳工可持续性以及灾后人道主义救援等场景。本文介绍支撑KnowWhereGraph的本体(ontology)架构,阐述其设计需求与实现规范,包括模块化本体建模方法、资源集成路径,以及图谱的可视化界面和公开的SPARQL查询接口部署方案。
原文摘要 · Abstract (English)
KnowWhereGraph is one of the largest fully publicly available geospatial knowledge graphs. It includes data from 30 layers on natural hazards (e.g., hurricanes, wildfires), climate variables (e.g., air temperature, precipitation), soil properties, crop and land-cover types, demographics, and human health, various place and region identifiers, among other themes. These have been leveraged through the graph by a variety of applications to address challenges in food security and agricultural supply chains; sustainability related to soil conservation practices and farm labor; and delivery of emergency humanitarian aid following a disaster. In this paper, we introduce the ontology that acts as the schema for KnowWhereGraph. This broad overview provides insight into the requirements and design specifications for the graph and its schema, including the development methodology (modular ontology modeling) and the resources utilized to implement, materialize, and deploy KnowWhereGraph with its end-user interfaces and public query SPARQL endpoint.
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