世界大學排行，讓國人出乎意料

The CWTS Leiden Ranking 2015 offers key insights into the scientific performance of 750 major universities worldwide. A sophisticated set of bibliometric indicators provides statistics on the scientific impact of universities and on universities’ involvement in scientific collaboration. The CWTS Leiden Ranking 2015 is based on Web of Science indexed publications from the period 2010–2013.
荷蘭萊頓大學CWTS發佈的2015世界大學排名，將重點關注在全球750所主要大學的學術表現上。一套複雜的文獻計量指標提供了統計的各大學在學術上的影響力以及參與科學合作情況的數據。萊頓大學CWTS2015排行榜是基於2010-2013年Web of Science論文引用數據。

看來和國內排行的確很有很大出入，小編帶大家來深八一下“萊頓大學CWTS世界大學排名“

erences with other university rankings
1.和其他大學排行榜的不同

Compared with other university rankings, the Leiden Ranking offers more advanced indicators of scientific impact and collaboration and uses a more transparent methodology. It does not rely on highly subjective data obtained from reputationAl surveys or on data provided by universities themselves. Also, the Leiden Ranking refrains from aggregating different dimensions of university performance into a single overall indicator.
相比於其它大學排名法，萊頓大學排名展現了更先進的科學影響力及學術合作指標，並用了更簡單易懂的研究方法。它不依賴於高度主觀的聲譽調查所得到的數據，也不基於大學自身提供的數據。此外,萊頓大學排名將各大學不同維度的表現，聚合成一個單一的整體指標。

ovements and new features
2.新的突破和特徵

Compared with the 2014 edition of the Leiden Ranking, the 2015 edition includes a number of enhancements. First of all, the 2015 edition offers the possibility to perform trend analyses. Bibliometric statistics are available not only for the period 2010–2013 but also for earlier periods. Second, the 2015 edition of the Leiden Ranking provides new impact indicators based on counting publications that belong to the top 1% or top 50% of their field.
相比於2014年的萊頓大學排名，2015版本實現了很多提高。首先，2015版提供了進行趨勢分析的可能性。文獻計量統計數據不僅參考2010 - 2013年，也基於更早的時期。第二，萊頓大學2015排名基於各領域前1%或50%的大量出版物，提供了新的影響力判斷指標。