2013
DOI: 10.1016/j.poetic.2013.10.001
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Introduction—Topic models: What they are and why they matter

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Cited by 340 publications
(265 citation statements)
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“…This article uses the software program Mallet, which is a topic model that uses the Latent Dirichlet Allocation -or LDA (Blei et al, 2003). This is an algorithm that assumes a relational approach to texts in the sense that the meaning of words emerges from the different semantic relations among them (Mohr and Bogdanov, 2013). As a result, instead of looking at isolated words, topic modeling discovers latent structures in a collection of textual documents and shows us more qualitatively (albeit on a large scale) what themes emerge from the vast body of tweets.…”
Section: Methodsmentioning
confidence: 99%
“…This article uses the software program Mallet, which is a topic model that uses the Latent Dirichlet Allocation -or LDA (Blei et al, 2003). This is an algorithm that assumes a relational approach to texts in the sense that the meaning of words emerges from the different semantic relations among them (Mohr and Bogdanov, 2013). As a result, instead of looking at isolated words, topic modeling discovers latent structures in a collection of textual documents and shows us more qualitatively (albeit on a large scale) what themes emerge from the vast body of tweets.…”
Section: Methodsmentioning
confidence: 99%
“…Institutional researchers have made some progress in developing the relationship between meaning and space, particularly in studies on understanding how the ability of an entity to fit into a semantic category can improve that entity's perceived legitimacy (Hsu, Hannan, & Koçak, 2009;Zuckerman, 1999). Considerably more progress on this work, however, has come from methodological insights into topicmodeling in which network-related statistical techniques, commonly used to measure interaction in space, are applied to interaction in meaning systems (DiMaggio, Nag, & Blei, 2013;Mohr & Bogdanov, 2013). Mohr and Guerra-Pearson's (2010) analysis of how organizational forms come to be differentially distributed across institutionalized spaces of meaning exemplifies this type of research.…”
Section: A Spatial Turn In Institutional Theory?mentioning
confidence: 99%
“…While this does not eliminate the role of the researcher, it is often claimed that it turns the analytical work on its head by moving the work burden from identifying patterns internal to the text data, to the interpretation and theoretical conceptualization of patterns, and their relation to their social context (Krippendorff, 2004). For instance, as Mohr and Bogdanov (2013) argue, topic modeling shift[s] the locus of subjectivity within the methodological program -interpretation is still required, but from the perspective of the actual modeling of the data, the more subjective moment of the procedure has been shifted over to the post-modeling phase of the analysis. (p. 560) While we partly agree with this, it is nonetheless important to be aware that using topic modeling is not a neutral and rigorous process and the resulting topics do not reflect the one and only 'true' content of the corpus.…”
Section: Generating and Interpreting Topicsmentioning
confidence: 99%