A Fast Independent Component Analysis Algorithm for Geochemical Anomaly Detection and Its Application to Soil Geochemistry Data Processing

Table 3

Correlation coefficient results.

Variable	Au	Cu	Pb	Zn	As	Sb
𝑦1	−0.213	−0.124	−0.982	0.019	−0.067	0.002
𝑦2	0.001	−0.018	−0.006	−0.021	0.009	−0.985
𝑦3	0.040	0.086	0.020	0.135	0.949	0.081
𝑦4	−0.967	0.050	0.099	0.046	−0.169	−0.092
𝑦5	0.047	−0.546	−0.092	0.097	0.031	−0.082
𝑦6	0.128	−0.822	−0.130	−0.985	0.256	−0.087