Research portfolio analysis and topic prominence

作者：

Highlights：

• A topic-level model of science comprised of 91,726 topics and over 58 million documents is presented.

• A new indicator of topic prominence is introduced.

• Over 300,000 grants are assigned to individual topics using project-level grant data.

• Funding per author increases significantly with topic prominence, thus prominence is an indicator of science demand.

摘要

•A topic-level model of science comprised of 91,726 topics and over 58 million documents is presented.•A new indicator of topic prominence is introduced.•Over 300,000 grants are assigned to individual topics using project-level grant data.•Funding per author increases significantly with topic prominence, thus prominence is an indicator of science demand.

论文关键词：Research portfolio analysis,Direct citation,Research topics,Prominence,Project-level grant data

论文评审过程：Received 9 June 2017, Revised 4 October 2017, Accepted 5 October 2017, Available online 27 October 2017, Version of Record 27 October 2017.

论文官网地址：https://doi.org/10.1016/j.joi.2017.10.002