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Testoverview 2008

Overview over the plagiarism detection software test series in 2008

Prof. Dr. Debora Weber-Wulff, HTW Berlin

Sum total
Usability
Plagiarism S08- 0 1 2 3 4 5 6 7 8 9
Very good: 72 – 80 points
good: 60 – 71 points
S09 – Copyscape Premium 1 0 3 3 3 3 2 3 3 3
24
22
24
70
10
S22 – Plagiarism-Detector 1 0 3 3 3 3 3 3 3 3
25
21
22
68
11
S08 – Copyscape Free 1 0 3 3 3 3 2 3 3 3
24
21
19
64
10
S05– Urkund 3 0 3 3 0 3 0 2 2 3
19
22
21
62
7
S04– Docoloc 1 0 3 3 3 3 2 2 3 3
23
18
20
61
6
S20 – PlagAware * 3 0 3 1 3 3 3 3 3 3
25
22
14
61
13
S02– Ephorus 1 0 3 3 3 3 1 2 3 3
22
20
18
60
8
satisfactory: 48 – 59 points
S12 – SafeAssign 3 1 3 3 3 0 2 3 3 0
21
20
16
57
10
S06 – Strike Plagiarism 0 0 3 3 3 3 3 3 3 0
21
19
15
55
8
S21 – PlagiatCheck 3 1 3 3 -1 3 2 3 2 0
19
16
19
54
9
S19 – AntiPlag 2 0 3 3 2 3 3 3 3 0
22
14
15
51
8
S20 – PlagAware 2 0 3 0 2 0 3 2 3 0
15
19
15
49
13
sufficient: 40 – 47 points
S01a – Turnitin 2 0 2 3 3 1 1 2 2 3
19
16
10
45
9
S07 – XXXX 0 -1 3 3 3 3 3 2 3 -1
18
12
12
42
5
insufficient: 0 – 39 Punkte
S03 – Plagiarism Finder 1 0 3 3 1 2 3 3 0 0
16
6
6
28
4
S01b – Turnitin Global * 3 0 0 0 2 3 0 2 0 0
10
5
4
19
9
aborted
S16 – ArticleChecker
nb
S11 – CatchItFirst
S23 – CheckForPlagiarism
nb
S17 – Paperseek
nb
S13 – Webmasterlabor
nb

* = second test with new version
2 Collusion Detection
nb = not possible to evaluate

Kinds of plagiarism:

  • Original essay: 0, 14, 77% of 17
  • Original essay, placed into Wikipedia by the author: 6,8
  • Translation plagiarism: 2 (typed), 12, 13, Parts of 16
  • Copy & Paste with Shake & Paste: 2
  • Copy & Paste: 3, 11, 16, 23% from 17
  • Shake & Paste: 4
  • Half sentence mesh: 18
  • Bought at paper mill on the internet: 9
  • Copy & Paste from an offline source: 10 (book, German), 13 (book, English translation from Swedish) , 15 (CD-ROM)
  • PDF Sources: 5, 10 (one of two sources), 19

Evaluation:

3 Punkte
2 Punkte
1 Punkt
0 Punkte
-1 Punkt