Table 3 Running time analysis (top-10 queries with k=10,c=5(t=c k),w=10, and b=5)

Dataset 1

Plain Edit Distance

0

23

Dataset 1

Shingles with PSI

18

5

Dataset 1

Protocol 1 [1]

5.7

585

Dataset 1

Protocol 2 [1]

5.7

511

Dataset 2

Plain Edit distance

0

930

Dataset 2

Protocol 1 [1]

61

3049

Dataset 2

Protocol 2 [1]

61

2800

Dataset 2

Shingles with PSI

181

108

Dataset 2

Shingles with PSI +

181

730

banded alignment