 UCL is ranked 18th in the world (2nd in Europe) for number of publications and 18th in the world (6th in Europe) for quality of publications in the 2019 "CWTS Leiden Ranking".UCL is ranked 5th in the world (2nd in Europe) in the 2016/17 "University Ranking by Academic Performance".UCL is ranked 10th in the world (2nd in Europe) in the 2017 "National Taiwan University Performance Ranking of Scientific Papers for World Universities".