Research Article
Study on Fracture Distribution and Local Brittleness Characteristics Based on Stepwise Regression Method
Table 2
The initial correlation coefficient matrix
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| | = | 1 | -0.50037 | -0.45817 | -0.13212 | -0.05214 | 0.09481 | 0.05809 | -0.24719 | 0.08393 | 0.35372 | -0.39678 | | -0.50037 | 1 | 0.36313 | 0.19435 | 0.19137 | -0.45001 | -0.03055 | 0.44192 | -0.41878 | 0.00199 | 0.090176 | | -0.45817 | 0.36313 | 1 | -0.05867 | 0.01911 | -0.65828 | -0.02337 | -0.07040 | -0.12159 | -0.27625 | 0.110721 | | -0.13212 | 0.19435 | -0.05867 | 1 | -0.24949 | -0.04570 | -0.15995 | 0.27187 | -0.27396 | -0.23883 | 0.098718 | | -0.05214 | 0.19137 | 0.01911 | -0.24949 | 1 | -0.57396 | -0.00198 | 0.19780 | -0.19621 | 0.11737 | 0.3602 | | 0.09481 | -0.45001 | -0.65828 | -0.04570 | -0.57396 | 1 | 0.02244 | -0.20717 | 0.20291 | 0.19098 | -0.27216 | | 0.05809 | -0.03055 | -0.02337 | -0.15995 | -0.00198 | 0.02244 | 1 | -0.05565 | -0.52406 | 0.06922 | -0.36284 | | -0.24719 | 0.44192 | -0.07040 | 0.27187 | 0.19780 | -0.20717 | -0.05565 | 1 | -0.24243 | 0.05379 | 0.230505 | | 0.08393 | -0.41878 | -0.12159 | -0.27396 | -0.19621 | 0.20291 | -0.52406 | -0.24243 | 1 | -0.39416 | 0.357259 | | 0.35372 | 0.00199 | -0.27625 | -0.23883 | 0.11737 | 0.19098 | 0.06922 | 0.05379 | -0.39416 | 1 | / | | -0.39678 | 0.090176 | 0.110721 | 0.098718 | 0.3602 | -0.27216 | -0.36284 | 0.230505 | 0.357259 | / | 1 |
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