A Structure-Driven Method for Information Retrieval-Based Software Change Impact Analysis

Table 1

Matrix after indexing example corpus.

	Open	File	Name	Input	Stream	Close	Divi	Result	Output	System	Print
Doc1 vector	2	6	4	1	1	0	0	0	0	0	0
Doc2 vector	0	2	0	0	0	3	0	0	0	0	0
Doc3 vector	0	0	0	0	0	0	3	1	0	0	0
Doc4 vector	0	0	0	0	0	0	0	2	1	1	2
Query vector	1	1	0	0	0	0	0	0	0	0	0