First published: 2007
Database used for data collection: Web of Science (Clarivate)
The rankings are based on eight indicators, divided into three groups:
- Number of publications in the last eleven years – weight 10%
- Number of publications of the current year – weight 15%
- Number of citations in the past eleven years – weight 15%
- Number of citations in the past two years – weight 10%
- Average number of citations in the past eleven years – weight 10%
- H-index of the past two years – weight 10%
- Number of Highly Cited Papers - weight 15%
- Number of articles of the current year in high-impact journals – weight 15%
The rankings of fields include:
- Agriculture
- Clinical medicine
- Engineering
- Life sciences
- Natural sciences
- Social sciences
The rankings of subjects include:
- Physics
- Electrical engineering
- Environment etc.