This article follows the Direct Message methodology, designed to cut through the noise and reveal the deeper truths behind the stories we live. We live in a time when data is both overabundant and ...

Looking to gain greater insights into surveys? This third part of a series on NLP and survey data explores Latent Dirichlet Allocation, a popular tool to ferret out elusive themes in text comments, ...

Topic modelling is a text mining technique utilised to discover patterns in textual data. Given a large collection of text documents, a topic model can extract topics that best represent the given ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. In two earlier posts on this blog, I introduced topic models and explored some ...