About the data

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14 articles in this collection
Written by Euan Adie and Eva Wilson

What are overrepresented topics and how are they found?

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Written by Euan Adie
Updated this week

How we disambiguate policy documents

How Overton tries to avoid collecting the same document multiple times
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Written by Euan Adie
Updated over a week ago

Where does funding information for scholarly articles come from?

Overton gets funding data from FundRef, Europe PMC and Gateway to Research
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Written by Euan Adie
Updated over a week ago

About the SDG categories in Overton

Describes how policy documents are linked to different SDGs
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Written by Euan Adie
Updated over a week ago

How are journal subjects assigned?

Where does the data in the Journal Subjects facet come from?
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Written by Euan Adie
Updated over a week ago

How are scholarly references matched in policy documents?

A description of how Overton finds scholarly references in full text
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Written by Euan Adie
Updated over a week ago

How often is Overton updated?

Information on how often new documents are added to the index.
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Written by Eva Wilson
Updated over a week ago

What are your criteria for adding new sources?

How new policy sources are identified and assessed.
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Written by Eva Wilson
Updated over a week ago

About topics, entities and subject areas

Information on the taxonomies that Overton uses to map topics, entities and subject areas to policy documents.
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Written by Euan Adie
Updated over a week ago

What is Overton's coverage and how does it compare to other systems?

More information on the number of sources and documents we collect.
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Written by Eva Wilson
Updated over a week ago

How international are your sources?

Information on the countries and regions that Overton collected data from.
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Written by Eva Wilson
Updated over a week ago

How far back does the database go?

Does Overton contain only recent policy or older documents too?
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Written by Euan Adie
Updated over a week ago

What sources does Overton track?

More information on the types and geographic focus of the sources in Overton.
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Written by Eva Wilson
Updated over a week ago

Documents in different languages

What languages does Overton support?
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Written by Eva Wilson
Updated over a week ago