基于商空间的黄金价格SVM模型预测
韩旭,杨珊,王喜梅

Modelling SVM and Prediction of Gold Price Based on Quotient Space
Xu HAN,Shan YANG,Ximei WANG
表3 价格因子与黄金价格的相关系数
Table 3 Correlation coefficient between price factor and gold price
x1x2x3x4x5x6x7x8x9y
x110.95-0.69-0.52-0.450.72-0.57-0.54-0.53-0.11
x20.951-0.54-0.38-0.400.79-0.46-0.44-0.43-0.11
x3-0.69-0.5410.440.11-0.600.310.230.25-0.46
x4-0.52-0.380.4410.85-0.300.870.850.870.21
x5-0.45-0.400.110.851-0.170.960.960.960.52
x60.720.79-0.60-0.30-0.171-0.25-0.23-0.240.13
x7-0.57-0.460.310.870.96-0.2510.9910.50
x8-0.54-0.440.230.850.96-0.230.99110.59
x9-0.53-0.430.250.870.96-0.241110.55
y-0.11-0.11-0.460.210.520.130.500.590.551