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Pew Research Center: Decoded
The “how” behind the numbers, facts and trends shaping your world.
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Data Analysis
Patrick van Kessel
in
Pew Research Center: Decoded
Sep 24, 2021
Are topic models reliable or useful?
The final post in our series examines how topic models can and…
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81
Patrick van Kessel
in
Pew Research Center: Decoded
Sep 24, 2021
How keyword oversampling can help with text analysis
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5
Patrick van Kessel
in
Pew Research Center: Decoded
Aug 1, 2019
Interpreting and validating topic models
Interpreting topics from a model can be more difficult than…
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92
1 response
Patrick van Kessel
in
Pew Research Center: Decoded
Apr 10, 2019
Overcoming the limitations of topic models with a semi-supervised approach
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633
3 responses
Arnold Lau
in
Pew Research Center: Decoded
Nov 13, 2018
Comparing MRP to raking for online opt-in polls
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38
Patrick van Kessel
in
Pew Research Center: Decoded
Aug 13, 2018
Making sense of topic models
Topic models can produce clusters of words that characterize written…
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252
3 responses
Patrick van Kessel
in
Pew Research Center: Decoded
Aug 13, 2018
An intro to topic models for text analysis
Topic models can scan documents, examine words and phrases…
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304
2 responses
Nick Hatley
in
Pew Research Center: Decoded
Jun 27, 2018
How to analyze Pew Research Center survey data in R
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317
3 responses