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The KnowWhereGraph ontology

  • Cogan Shimizu
  • , Shirly Stephen
  • , Adrita Barua
  • , Ling Cai
  • , Antrea Christou
  • , Kitty Currier
  • , Abhilekha Dalal
  • , Colby K. Fisher
  • , Pascal Hitzler
  • , Krzysztof Janowicz
  • , Wenwen Li
  • , Zilong Liu
  • , Mohammad Saeid Mahdavinejad
  • , Gengchen Mai
  • , Dean Rehberger
  • , Mark Schildhauer
  • , Meilin Shi
  • , Sanaz Saki Norouzi
  • , Yuanyuan Tian
  • , Sizhe Wang
  • Zhangyu Wang, Joseph Zalewski, Lu Zhou, Rui Zhu

Publications: Contribution to journalArticlePeer Reviewed

Abstract

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.

Original languageEnglish
Article number100842
JournalJournal of Web Semantics
Volume84
DOIs
Publication statusPublished - Jan 2025

Funding

This work was funded by the National Science Foundation under Grant 2033521 A1: KnowWhereGraph: Enriching and Linking Cross-Domain Knowledge Graphs using Spatially-Explicit AI Technologies. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 2 - Zero Hunger
    SDG 2 Zero Hunger
  2. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being
  3. SDG 13 - Climate Action
    SDG 13 Climate Action

Austrian Fields of Science 2012

  • 102001 Artificial intelligence

Keywords

  • Modular ontology modeling
  • Ontology
  • Spatially enabled knowledge graphs

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