3 votes

Exemplify key differences between entity linking and entity matching?

I'll try to answer but I'm not completely sure myself. To my knowledge, the terms entity matching, record linkage and deduplication refer to some kind of approximate method meant to capture the ...
Erwan's user avatar
  • 25.3k
2 votes

Exemplify key differences between entity linking and entity matching?

As depicted below, entity linking is linking mentions to entities/identifiers in a reference repository or knowledge base. Source: Entity linking-Wikipedia However, in entity matching the existing ...
Lerner Zhang's user avatar
2 votes

Are ontologies and the Semantic Web dead?

There is also the academic DBPedia project, an RDF version of a subset of Wikipedia. According to the Alexa search engine, which ranks web sites according to their popularity on the internet, it is ...
knb's user avatar
  • 602
2 votes
Accepted

How can I store sources, effective dates, and confidence for every property in a knowledge graph?

Are you using RDF? There are existing ontologies that are designed to maintain provenance in a knowledge graph - both in terms of temporality and sources. Take a look at PROV. There is also an ...
HES's user avatar
  • 36
1 vote

An algorithm for Automatic Tag Clustering

The limited size is not especially an issue. However the normal way to do that is to use a supervised classification method (for instance decision trees, but there are many options), and this means ...
Erwan's user avatar
  • 25.3k
1 vote

How should I build a Knowledge Graph for a custom dataset?

You can build a Knowledge Graph from existing data sources too using RML. RML stands for RDF Mapping Language and allows you to transform heterogeneous data sources into RDF and extends R2RML. I ...
Dylan Van Assche's user avatar
1 vote

unsupervised learning in medical systems and intelligent systems?

Expert systems rely on knowledge "extracted" from human subject matter experts (e.g. a team of physicians). They then use this knowledge to make prediction about the data (e.g. if blood pressure > x ...
wotter's user avatar
  • 183

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