A Novel Strategy for Minimum Attribute Reduction Based on Rough Set Theory and Fish Swarm Algorithm

Table 4

Performance of three algorithms.

Dataset	PSO-RST		RGA		RFSA-RST
		AVT(s)		AVT(s)		AVT(s)
Lung-cancer	0.06/1	0.2073	0.08/1	0.8103	0.22/1	0.2255
Soybean-small	0.7/1	0.7117	0.78/1	1.0177	0.72/1	0.7163
Sponge	0.6/0.92	6.4159	0.62/0.98	16.1129	0.78/0.98	6.8089
Zoo	0.94/1	1.3892	0.96/1	2.1648	1/1	1.4584
Blance	0.98/1	0.5726	1/1	1.9935	1/1	0.6045
Spect	1/1	12.0372	1/1	36.0937	1/1	12.9012