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Teachers can also set assignment-analysis options so that students can review the system's "originality reports" before they finalize their submission.
TURNITIN® SIMILARITY ZIP
Teachers may also submit a student's papers to as individual files, by bulk upload, or as a ZIP file. Students typically upload their papers directly to the service for teachers to access. It also contains commercial and/or copyrighted pages from books, newspapers, and journals. In addition to student papers, the database contains a copy of the publicly accessible Internet, with the company using a web crawler to continually add content to Turnitin's archive. This prevents one student from using another student's paper, by identifying matching text between papers. The essays submitted by students are stored in a database used to check for plagiarism. It scans its own databases and also has licensing agreements with large academic proprietary databases.
TURNITIN® SIMILARITY SOFTWARE
The Turnitin software checks for potentially unoriginal content by comparing submitted papers to several databases using a proprietary algorithm.