A novel method of constrained feature selection by the measurement of pairwise constraints uncertainty

Table 7 Average execution time (in ms) of different feature selection methods over ten independent runs

Dataset	PCFS	LS	GCNC	FJUFS	FS	mRMR	FAST	FJMI	PCA	PCA
SPECTF	161	162	168	230	158	1906	87	2452	162	162
SpamBase	1456	1572	3780	5267	3926	15180	2908	17383	3921	3921
Sonar	260	289	275	741	165	3511	181	4781	2892	2892
Arrhythmia	4387	4088	7734	6282	5617	4842	2863	5906	5814	5814
Madelon	8932	17852	31849	44289	31795	19045	9642	22575	36725	36725
Isolet	8468	19710	33126	47891	32771	23734	11928	27826	31732	31732
Multiple Features	9765	18941	32674	36891	29810	21778	10403	27681	30348	30348
Colon	7987	10154	113598	139897	109884	11962	8295	16783	112864	112864