Introducing Pew Research Center’s Python libraries
We’re excited to release a collection of Python tools that we’ve found ourselves returning to again and again.
A behind-the-scenes blog about research methods at Pew Research Center.
For our latest research findings, visit pewresearch.org.
All Decoded publications
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The challenges of using real-time epidemiological data in a public health crisis
Three widely cited coronavirus trackers differ in their methods and in the kinds of information they provide.
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Exploring the link between European political parties’ ideology and their popularity on Twitter
It can be hard to determine whether parties near the ends of the ideology scale are more popular on the platform than moderate parties.
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Interpreting and validating topic models
Understanding the exact meaning of a set of words requires an intimate understanding of how the words are used in your data and the meaning they’re likely intended to convey in context.
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How public and private Twitter users in the U.S. compare — and why it might matter for your research
Overall, our survey found that 13% of U.S. adult Twitter users keep their feeds private.
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Overcoming the limitations of topic models with a semi-supervised approach
In this post, I’ll show how to overcome some of challenges that arise with topic modeling with what’s known as a “semi-supervised” approach.
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Crowdsourcing a video coding project can be as effective as using trained research assistants
Measuring the content and meaning of videos is an important research goal for social scientists, but the tools for analyzing them at scale lag behind new advances.
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How social scientists can use transfer learning to kick-start a deep learning project
Social scientists are increasingly adopting machine learning methods to analyze large amounts of text, images and other kinds of data.
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Sharing the code we used to study the public’s interest in the Flint water crisis
In 2017, Pew Research Center published an analysis of Google search trends related to the water crisis in Flint, Michigan. The analysis…
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Q&A: What works and what doesn’t when studying social media data
Ever since Friendster and Myspace gained popularity in the early 2000s, social scientists have been interested in studying the impact of…
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A behind-the-scenes blog about research methods at Pew Research Center.
For our latest research findings, visit pewresearch.org.
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