Creation of a highly detailed, dynamic, global model and map of science

The majority of the effort in metrics research has addressed research evaluation. Far less research has addressed the unique problems of research planning. Models and maps of science that can address the detailed problems associated with research planning are needed. This article reports on the creation of an article‐level model and map of science covering 16 years and nearly 20 million articles using cocitation‐based techniques. The map is then...