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 ...

Polymer science has developed over the past century and has contributed significantly to human life [1, 2]. Compared with other chemicals or materials, polymer chains can exhibit unique behaviors in ...

To uncover common themes in the essays, the researchers extracted words that appeared in similar contexts using a technique called topic modeling. Disclaimer: AAAS and EurekAlert! are not responsible ...

We develop an AI system that pairs engineering problems with biology-inspired solutions at a large scale, by analyzing over 101 million abstracts to identify thematic links between engineering and ...