February 7, 2023 Dataset Open Access

Michaelis, Lars

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{"@context":"https://schema.org/","@id":"http://doi.org/10.25592/uhhfdm.11447","@type":"Dataset","creator":[{"@type":"Person","name":"Michaelis, Lars"}],"datePublished":"2023-02-07","description":"<p>WikiEvents is a knowledge graph based dataset for NLP and event-related machine learning tasks.</p>\n\n<p>This dataset includes RDF data in JSON-LD about events between January 2020 and December 2022. It was extracted from the Wikipedia Current events portal, Wikidata, OpenStreetMaps Nominatim and Falcon 2.0. The extractor is available on GitHub under <a href=\"https://github.com/semantic-systems/current-events-to-kg\">semantic-systems/current-events-to-kg</a>.</p>\n\n<p>The RDF data for each month is split onto four graph modules each:</p>\n\n<ul>\n\t<li>The <strong>base</strong> graph module contains events, event summaries with references from named entities to Wikipedia articles.</li>\n\t<li>The <strong>ohg</strong> graph module with all one-hop graphs (ohg) around the referencend Wikidata entities.</li>\n\t<li>The <strong>osm</strong> graph module which contains spartial data from OpenStreetMap (OSM).</li>\n\t<li>The <strong>raw</strong> graph module containing the raw HTML objects of events and article infoboxes.</li>\n</ul>\n\n<p>This repository additionally includes two JSON files with training samples used for entity linking and event-related location extraction. They were created using queries to the WikiEvents dataset uploaded into this repository.</p>","distribution":[{"@type":"DataDownload","contentUrl":"https://www.fdr.uni-hamburg.de/api/files/868dee95-69a6-412d-b173-77efd2c12f1e/WikiEvents_2020_2022.zip","encodingFormat":"zip"}],"identifier":"http://doi.org/10.25592/uhhfdm.11447","inLanguage":{"@type":"Language","alternateName":"eng","name":"English"},"keywords":["Knowledge Graph","Events","Location Extraction","Entity Linking","NLP"],"license":"https://creativecommons.org/licenses/by-sa/4.0/legalcode","name":"WikiEvents Dataset from January 2020 to December 2022","url":"https://www.fdr.uni-hamburg.de/record/11447"}