Prefiltering Strategy to Improve Performance of Semantic Web Service Discovery

Table 3

Statistical comparison of Filt_Disc and Naive_Disc.

Number of WSs	Engine	Mean time (sec)	Median time (sec)
5	Filt_Disc	0.08	0.09
	Naive_Disc	0.08	0.08
50	Filt_Disc	0.27	0.27
	Naive_Disc	3.93	4.02
150	Filt_Disc	0.45	0.51
	Naive_Disc	12.39	12.39
250	Filt_Disc	0.62	0.60
	Naive_Disc	17.43	17.33