CrossCheck:an effective tool fordetecting plagiarism

Helen(Yuehong) ZHANG jzus at ZJU.EDU.CN
Mon Feb 22 04:15:50 EST 2010

Title :CASE STUDY:CrossCheck:an effective tool fordetecting plagiarism

Author:Helen (Yuehong) ZHANG,   Journal of Zhejiang University-SCIENCE 

Source:Learned Publishing,VOL.23 NO.1 JANUARY 2010  2010,  23: 9¨C14 

ABSTRACT.The plagiarism detection service CrossCheck has been used since 
October 2008 as part of the paper reviewing process for the Journal of 
ZhejiangUniversity¨CScienc (A&B). Between October 2008 and May 2009 662 
papers were CrossChecked;151 of these (around 22.8 of submitted papers 
were found to contain apparently unreasonable levels of copying or self-
plagiarism, and 25.8% of these cases (39papers)gave rise to serious suspicions 
of plagiarism and copyright infringement. Four types of copying or plagiarism 
were identified, in an attempt to reach a consensus on this type of academic 

Helen (Yuehong) ZHANG
E-mail Addresses: jzus at 

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