An automated approach to identifying search terms for systematic reviews using keyword co‐occurrence networks
Systematic review, meta‐analysis and other forms of evidence synthesis are critical to
strengthen the evidence base concerning conservation issues and to answer ecological and …
strengthen the evidence base concerning conservation issues and to answer ecological and …
[引用][C] Text mining with R: A tidy approach
J Silge - 2017 - books.google.com
Much of the data available today is unstructured and text-heavy, making it challenging for
analysts to apply their usual data wrangling and visualization tools. With this practical book …
analysts to apply their usual data wrangling and visualization tools. With this practical book …
[PDF][PDF] tidytext: Text mining and analysis using tidy data principles in R
J Silge, D Robinson - Journal of Open Source Software, 2016 - joss.theoj.org
Summary The tidytext package (Silge, Robinson, and Hester 2016) is an R package (R Core
Team 2016) for text mining using tidy data principles. As described by Hadley Wickham …
Team 2016) for text mining using tidy data principles. As described by Hadley Wickham …
No longer lost in translation: Evidence that Google Translate works for comparative bag-of-words text applications
E De Vries, M Schoonvelde, G Schumacher - Political Analysis, 2018 - cambridge.org
Automated text analysis allows researchers to analyze large quantities of text. Yet,
comparative researchers are presented with a big challenge: across countries people speak …
comparative researchers are presented with a big challenge: across countries people speak …
Text analysis in R
Computational text analysis has become an exciting research field with many applications in
communication research. It can be a difficult method to apply, however, because it requires …
communication research. It can be a difficult method to apply, however, because it requires …
Stm: An R package for structural topic models
This paper demonstrates how to use the R package stm for structural topic modeling. The
structural topic model allows researchers to flexibly estimate a topic model that includes …
structural topic model allows researchers to flexibly estimate a topic model that includes …
Understanding state preferences with text as data: Introducing the UN General Debate corpus
A Baturo, N Dasandi, SJ Mikhaylov - Research & Politics, 2017 - journals.sagepub.com
Every year at the United Nations (UN), member states deliver statements during the General
Debate (GD) discussing major issues in world politics. These speeches provide invaluable …
Debate (GD) discussing major issues in world politics. These speeches provide invaluable …
Measuring political positions from legislative speech
BE Lauderdale, A Herzog - Political Analysis, 2016 - cambridge.org
Existing approaches to measuring political disagreement from text data perform poorly
except when applied to narrowly selected texts discussing the same issues and written in …
except when applied to narrowly selected texts discussing the same issues and written in …
Divergent semantic integration (DSI): Extracting creativity from narratives with distributional semantic modeling
We developed a novel conceptualization of one component of creativity in narratives by
integrating creativity theory and distributional semantics theory. We termed the new …
integrating creativity theory and distributional semantics theory. We termed the new …
Scientific networks on Twitter: Analyzing scientists' interactions in the climate change debate
S Walter, I Lörcher… - Public Understanding of …, 2019 - journals.sagepub.com
Scientific issues requiring urgent societal actions—such as climate change—have increased
the need for communication and interaction between scientists and other societal actors …
the need for communication and interaction between scientists and other societal actors …