4/12/2023
by Moissinac
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SemJoconde and WJoconde are derived from Joconde Joconde database is managed by the French Ministry of Culture. It provides metadata on some 600,000 creations from French cultural heritage. It is mainly fed by data from the curators of the museums … Continue reading
28/11/2023
by Moissinac
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In December 2022, using data from my SemJoconde graph, I automatically created a Wikidata entity describing Jan Sadeler’s “Nativity”. (https://www.wikidata.org/entity/Q115621575). Pour la propriété ‘described at URL’, j’avais indiqué l’URL de la page POP qui décrit cette même œuvre: https://www.pop.culture.gouv.fr/notice/joconde/02110007978. POP … Continue reading
24/08/2023
by Moissinac
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Wikidata contains information on many artworks of French cultural heritage. Here, I will illustrate how Wikidata can be used to analyze this heritage and its representation in Wikidata. I am going to comment on a query performed on Wikidata’s SPARQL … Continue reading
25/07/2023
by Moissinac
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On 28/5/2023, I created a dump of a Wikidata extract composed of triplets concerning works referenced in the Joconde database. We introduced the concept of the ‘context graph’ (CG) in ‘Knowledge Base Completion With Analogical Inference on Context Graphs’. A … Continue reading
31/05/2023
by Moissinac
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This post describes a knowledge graph extracted from Wikidata, which is intended as a reference dataset for research on this type of graph, and in particular for studies on graph embeddings. The Joconde database is administered by the French Ministry … Continue reading
4/05/2023
by Moissinac
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(series: best practices and solution choices for knowledge graphs) The question posed here concerns the choice of domain to define uris and how to ensure expressive dereferencing of uris. It is a question of exploring the consequences of the deep … Continue reading
24/04/2023
by Moissinac
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pourquoi créer un dataset séparé; exemple de dmsites; argument facilité de répartition de charge; possibilités d’optimisations spécifiques, facilité de maintenance pourquoi intégrer un graphe dmsites dans un dataset plus large questions: organisation performance complexité des requêtes avec ou sans fusion … Continue reading
22/04/2023
by Moissinac
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I am talking here about knowledge bases based on the RDF representation. A question that often comes up is the expression of a temporal qualification that applies to a fact (expressed by an RDF triple). For example, the following fact, … Continue reading
9/07/2019
by Moissinac
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[toc] The Data&Musée project collects sets of data concerning Paris Museums. This page gives a general description of this data, possibly with links to data access and a link to a more precise description page of the data. Not all … Continue reading
9/07/2019
by Moissinac
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CMN Data Paris Musées datasets Guestviews data MyOrpheo dataset