Software tools to measure the duplication of information

• Autorzy: Kostrzewski, M.
• Języki publikacji: EN

Abstrakty

EN

Data stored in average computer system usually is not unique, portions of stored data are duplicated. When duplicated data are stored in separate files containing source code of computer program of student homework, a possibility of cheating should be seriously considered. This paper presents software tools built, in order to detect re-use of pieces of code in supplied text files. Three aspects of information matching are considered: identity, similarity, and analogy. Built tools have proved useful in real life situations.

Słowa kluczowe

PL

wyszukiwanie; wyszukiwanie łańcucha znaków; duplikacja danych; identyfikacja treści; plagiat; wykrywanie plagiatów; oszustwo

EN

searching; string matching; data duplication; content identification; plagiarism detection; cheating

• Czasopismo: Journal of Applied Computer Science
• Rocznik: 2014
• Tom: Vol. 22, nr 1
• Strony: 61--71
• Opis fizyczny: Bibliogr. 3 poz.

Twórcy

autor

Kostrzewski, M.

• Gdansk University of Technology, Faculty of Electrical and Control Engineering, Narutowicza 11/12, 80-233 Gdansk,

Bibliografia

• [1] Knuth, D. E., The Art of Computer Programming, Volume III: Sorting and Searching, Addison–Wesley, 1998.
• [2] Cormen, T. H., Leiserson, C. E., Rivest, R. L., and Stein, C., Introduction to Algorithms, PWN, 2005, (in Polish).
• [3] Rivest, R. L., The MD5 Message-Digest Algorithm, Internet RFC 1321, April 1992.