Research Article

WASTK: A Weighted Abstract Syntax Tree Kernel Method for Source Code Plagiarism Detection

Table 3

The thresholds of WASTK, ASTK, Sim, and JPlag.

Tool 1st-fold2nd-fold3rd-foldAverage

WASTK0.770.770.770.77
ASTK0.960.960.960.96
Sim0.120.150.150.14
JPlag0.110.100.080.10