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Turnitin (stylized as turnitin) is an Internet-based similarity detection service run by the American company Turnitin, LLC, a subsidiary of Advance Publications. Founded in 1998, it sells its licenses to universities and high schools who then use the software as a service (SaaS) website to check submitted documents against its database and the ...
Systems for text similarity detection implement one of two generic detection approaches, one being external, the other being intrinsic. [5] External detection systems compare a suspicious document with a reference collection, which is a set of documents assumed to be genuine. [6]
For example, a 2015 survey of teachers and professors by Turnitin [64] identified 10 main forms of plagiarism that students commit: Submitting someone's work as their own. Taking passages from their own previous work without adding citations (self-plagiarism). Re-writing someone's work without properly citing sources.
In addition, AHA is currently using Turnitin, a website that scans finished papers and assignments for plagiarism and helps prevent it as well. Beginning with the class of 2011, AHA began to use LiveText, an online storage site in which each student is able to upload their best papers and projects, ultimately creating their own 'online resume.'
Turnitin checks and archives millions of papers and uses its database and algorithms to identify plagiarized material. [1]Submissions are compared to over 17 billion web pages, 200 million student papers, and over 100 million additional articles from content publishers, including library databases, text-books, digital reference collections, subscription-based publications, homework helper ...
In educational settings, students sometimes copy Wikipedia to fulfill class assignments. [1] A 2011 study by Turnitin found that Wikipedia was the most copied website by both secondary and higher education students. [2]
At off-peak hours for Turnitin, they could run full reports of every single article on English Wikipedia. The reports would detail which parts of Wikipedia articles matched web content, proprietary content, and, if desired, prior submissions to Turnitin. The reports would identify which external source positively overlapped for each match.
In the same year, Chegg also acquired Cramster, a provider of online homework help, [28] and Notehall, an online marketplace for class notes. [29] In 2011, Chegg acquired Zinch, a scholarship search and networking service for high school students and college recruiters, and continues to offer the service, under the Chegg brand name. [30]