Search Results for author: Ryan J. Gallagher

Found 4 papers, 3 papers with code

Generalized Word Shift Graphs: A Method for Visualizing and Explaining Pairwise Comparisons Between Texts

3 code implementations5 Aug 2020 Ryan J. Gallagher, Morgan R. Frank, Lewis Mitchell, Aaron J. Schwartz, Andrew J. Reagan, Christopher M. Danforth, Peter Sheridan Dodds

A common task in computational text analyses is to quantify how two corpora differ according to a measurement like word frequency, sentiment, or information content.

A Clarified Typology of Core-Periphery Structure in Networks

1 code implementation20 May 2020 Ryan J. Gallagher, Jean-Gabriel Young, Brooke Foucault Welles

Core-periphery structure, the arrangement of a network into a dense core and sparse periphery, is a versatile descriptor of various social, biological, and technological networks.

Social and Information Networks Computers and Society Physics and Society

Anchored Correlation Explanation: Topic Modeling with Minimal Domain Knowledge

1 code implementation TACL 2017 Ryan J. Gallagher, Kyle Reing, David Kale, Greg Ver Steeg

While generative models such as Latent Dirichlet Allocation (LDA) have proven fruitful in topic modeling, they often require detailed assumptions and careful specification of hyperparameters.

Divergent discourse between protests and counter-protests: #BlackLivesMatter and #AllLivesMatter

no code implementations22 Jun 2016 Ryan J. Gallagher, Andrew J. Reagan, Christopher M. Danforth, Peter Sheridan Dodds

Since the shooting of Black teenager Michael Brown by White police officer Darren Wilson in Ferguson, Missouri, the protest hashtag #BlackLivesMatter has amplified critiques of extrajudicial killings of Black Americans.

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