2 papers
cs.IR2020
The hypergeometric test performs comparably to TF-IDF on standard text analysis tasks
Paul Sheridan, Mikael Onsjö
Term frequency-inverse document frequency, or TF-IDF for short, and its many variants form a class of term weighting functions the members of which are widely used in text analysis…
stat.AP2017
Theme Enrichment Analysis: A Statistical Test for Identifying Significantly Enriched Themes in a List of Stories with an Application to the Star Trek Television Franchise
Mikael Onsjö, Paul Sheridan
In this paper, we describe how the hypergeometric test can be used to determine whether a given theme of interest occurs in a storyset at a frequency more than would be expected by…