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Machine Learning

Machine Learning
Cluster: Research Methods
Research design and estimation techniques.
Tagged articles: 12
Aliases
adaboostadaptive learningclassificationcnnsconvolutional neural networksdecision treesdeep learningdenoising autoencoderensemble methodsgenerative aigenerative modelslarge language modelslstmneural networkspu learningrandom foreststatistical learningstatistical learning techniquessupervised algorithmsupervised classificationsupervised learningsupervised machine learningsupervised methodssupervised ml approachtransfer learningunsupervised learning
Related in Research Methods
Articles Tagged "Machine Learning"
Political Behavior
Partisans Skip or Switch News When Coverage Turns Negative
Article summary

This study investigates whether partisans dynamically change their news consumption in response to negative coverage about their own party or the opposing party—a phenomenon labeled partisan temporal selective news avoidance. The analysis uses large-scale online behavior to capture real-world browsing adjustments to changing sentiment in the news environment.

International Relations
Sanctions and the social-media rally-around-the-flag in Iran
Article summary

This paper asks whether US economic sanctions during the Trump presidency reduced support for Iran’s government or instead produced a "rally-around-the-flag" effect among Iranian influencers and their audiences. Using a large-scale supervised machine-learning analysis of nearly two million tweets from more than 1,000 Iranian influencers, the authors compare reactions to comprehensive versus targeted sanctions and examine variation by political faction and by which entity was targeted.

International Relations
Export lobbying and currency intervention in Japan and Korea
Article summary

What explains frequent exchange-rate interventions in East Asia? This study asks whether organized export interests prompt policymakers to devalue currencies and presents evidence from Japan and Korea using news-based measures of exporters’ public pressure. The authors build a proxy for exporter lobbying from daily reports in leading financial newspapers and apply machine-learning scaling to trace how industry demands evolve before interventions. Their contribution is a novel measurement strategy linking publicized industry demands to episodes of currency depreciation.

American Politics
Pride Online, Violence Offline: The Proud Boys' Telegram Cycle
Article summary

A study of the Proud Boys' Telegram communications and the group's real-world actions over a 31-month period, investigating how different kinds of online speech relate to subsequent offline behavior.

Voting and Elections
How Does Time Shape Political Campaign Communication?
Article summary

This study asks how political parties divide attention across the past, present and future in campaign communication and whether incumbency shapes emotive rhetoric across these temporal dimensions. Using supervised machine learning to label temporal focus, the author analyzes 621 party manifestos from nine countries spanning 1949–2017 and describes the share of manifesto text devoted to each temporal category. The contribution is a systematic, cross-national description of parties' temporal rhetorical emphasis and how statements about past and present relate to differences in sentiment between incumbents and opposition.

Methodology
Improve Proportion Estimates From Text With Matching And Continuous Features
Article summary

Many scholars classify documents into categories, but social scientists often need accurate estimates of the proportion of documents in each category. Parametric “classify-and-count” approaches can be highly model-dependent and may produce greater bias in proportion estimates even when the percent of documents correctly classified rises. Direct, nonparametric estimation of proportions avoids some of those model-dependence problems but can fail when language meaning shifts between training and test sets or when categories use very similar language.

Methodology
How CNNs Read Handwritten Vote Tallies for Social Science Research
Article summary

Convolutional neural networks (CNNs) are presented as a practical tool for classifying visual information in social science research. The method offers a way to speed up the tedious task of labeling images and extracting structured information from visual documents, making new data sources usable for analysis and policy work.

Methodology
How to Balance Preferences and Predicted Outcomes in Refugee and School Assignments
Article summary

A constrained priority mechanism is introduced that blends outcome-based matching (from machine learning predictions) with traditional preference-based allocation. The design lets a planner enforce a minimum average outcome while still assigning agents according to their ranked preferences.

Methodology
Material Actions Outweigh Words in Diplomatic Crises: A Signal Clarity Study
Article summary

This research investigates how policymakers interpret signals during high-stakes diplomacy, focusing on the 1958-63 standoff. Contrary to conventional wisdom that emphasizes public and private communications, findings demonstrate material actions exert a stronger influence.

Methodology
When Algorithms Read Politics: Promise and Pitfalls of Text-as-Data
Article summary

Politics and political conflict are often expressed in written and spoken words, but the massive costs of analyzing even moderately sized text collections have limited their use in political science. Automated text analysis substantially reduces those costs and has already delivered on part of that promise, making large-scale study of political texts more feasible.

Methodology
PULSAR Teaches Machines to Read Human Rights Reports and Spot Judgments
Article summary

The surge of reports from monitors like Amnesty International, Human Rights Watch, and the US State Department offers unprecedented detail on repression and rights protections—but most automatic approaches reduce texts to simple word counts that ignore syntax and word order, limiting what scholars and policy-makers can learn.

International Relations
Disputes Erupt More Often Under Democracies? New Data Challenges Prevailing Wisdom.
Article summary

This study investigates who starts political disputes by examining a unique dataset of ethnic conflicts across Africa. Using advanced statistical modeling techniques applied to original data collection, the research reveals an unexpected pattern: democratic transitions actually increase conflict initiation rates in some contexts.