Topic Models

Paragraph-Citation Topic Models for Corpora With Citation Networks

ByungKoo Kim, Yuki Shiraito and Saki Kuzushima (University of Michigan)

Abstract: Social scientists often analyze a corpus with a citation network among its documents, such as the corpus of the U.S. Supreme Court decisions. Existing topic models for document networks assume that the topic of a citation is...

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Targeting and the Timing of Online Censorship: The Case of Venezuela

Ishita Gopal (Pennsylvania State University)

Abstract: In this paper I advance a theory to explain the timing of internet censorship in authoritarian regimes. Censorship as a means of digital repression has been on a rise across...

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Keyword Assisted Topic Models

Shusei Eshima (Harvard University), Tomoya Sasaki (Massachusetts Institute of Technology) and Kosuke Imai (Harvard University)

Abstract: For a long time, many social scientists have conducted content analysis by using their substantive knowledge and manually coding documents. In recent years, however, fully automated...

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