Introduction to Turnitin

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An introduction to Turniitn; how it works and how it can help address the problem of plagiarism

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Introduction to Turnitin

  1. 1. Turnitin Overview <ul><li>what is Turnitin? </li></ul><ul><li>how does it work? </li></ul><ul><li>annotated report </li></ul><ul><li>what can it do? </li></ul>
  2. 2. What is Turnitin? <ul><li>a web-based service, supporting: </li></ul><ul><ul><li>electronic submission </li></ul></ul><ul><ul><li>plagiarism detection </li></ul></ul><ul><ul><li>online marking & feedback </li></ul></ul><ul><ul><li>remote, team marking </li></ul></ul><ul><ul><li>student anonymity </li></ul></ul><ul><ul><li>archiving </li></ul></ul><ul><li>introduced at RHUL in 2003 </li></ul><ul><li>adopted by all departments </li></ul><ul><li>supported by administration staff </li></ul><ul><li>over 35 000 submissions 2008/09 </li></ul>
  3. 3. Turnitin’s four main components <ul><li>web interface </li></ul><ul><ul><li>http://submit.ac.uk </li></ul></ul><ul><ul><li>users / roles / permissions </li></ul></ul><ul><ul><li>access to local database & online tools </li></ul></ul><ul><li>local database </li></ul><ul><ul><li>departments </li></ul></ul><ul><ul><li>courses </li></ul></ul><ul><ul><li>assignments </li></ul></ul><ul><ul><li>tutors </li></ul></ul><ul><ul><li>students </li></ul></ul><ul><ul><li>reports </li></ul></ul><ul><li>online tools </li></ul><ul><ul><li>electronic submission service </li></ul></ul><ul><ul><li>course inbox </li></ul></ul><ul><ul><li>similarity index </li></ul></ul><ul><ul><li>originality reports </li></ul></ul><ul><li>constantly updated resource databases </li></ul><ul><ul><li>over 12 billion web pages </li></ul></ul><ul><ul><li>over 60 million previously submitted essays </li></ul></ul><ul><ul><li>over 10,000 major newspapers, magazines & scholarly journals </li></ul></ul><ul><ul><li>subscription databases </li></ul></ul><ul><ul><li>thousands of digitised books </li></ul></ul>
  4. 4. How it works <ul><li>student submits essay to Turnitin </li></ul><ul><li>essay is compared with the resource databases </li></ul><ul><li>comparison produces an ‘originality report’: </li></ul><ul><ul><li>a visual indication of the extent of similarity </li></ul></ul><ul><ul><li>indicates & hyperlinks similar strings of text </li></ul></ul><ul><ul><li>allows for direct access & comparison with sources </li></ul></ul><ul><li>academic refers to report when marking </li></ul>
  5. 5. Annotated report Similarity index shows percentage of total matching content to resource database Indication of source of matching content Matching sources, listed in order of percentage match and hyperlinked to matching passages in the essay Click on any matching passage to open the Direct Source Comparison window to the right, where the match is shown in context within the suspect source Matching text is blocked out and highlighted for ease of comparison and identification. Short, non-matching strings are easily identifiable within larger passages Student essay
  6. 6. What can Turnitin do? <ul><li>Turnitin indicates similarity between an essay and other online content, thereby aiding the identification of: </li></ul><ul><ul><li>collusion </li></ul></ul><ul><ul><li>auto-plagiarism </li></ul></ul><ul><ul><li>cut-and-paste plagiarism </li></ul></ul><ul><ul><li>poorly or non-referenced materials </li></ul></ul><ul><ul><li>essay sharing / recycling / banking </li></ul></ul><ul><li>Turnitin does NOT detect plagiarism: </li></ul><ul><ul><li>but does inform and streamline the process of identification of plagiarism </li></ul></ul><ul><ul><li>academic judgement is central to final decision </li></ul></ul><ul><li>Turnitin also provides information on: </li></ul><ul><ul><li>the resources students are using </li></ul></ul><ul><ul><li>how these resources are being used </li></ul></ul><ul><ul><li>the extent to which these resources are being used </li></ul></ul><ul><ul><li>student understanding & practice of referencing </li></ul></ul><ul><ul><li>academic skills gaps – researching, writing, vocabulary, reliance on quotations….. </li></ul></ul>

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