Reduction of Multidimensional Image Characteristics Based on Improved KICA

Table 2

Different dimension reduction effects of dimensional reduction methods for multidimensional feature samples.

	PCA	2DPCA	PCA-ICA	PCA-KICA	2DPCA-KCCA	2DPCA-KGV
Running time (s)	3.421	2.857	2.809	1.734	1.336	1.255