Seismic Fragility Analysis of the Reinforced Concrete Continuous Bridge Piers Based on Machine Learning and Symbolic Regression Fusion Algorithms

Table 3

The characteristic comparison of the correlation algorithms.

Correlation algorithm	Application scope	Computational complexity	Robustness	Correlation criterion
PCC	Linear	Low	Low	0⟶±1, increased
SCC	Linear and monotone nonlinear	Low	Medium	0⟶±1, increased
KCC	Linear and monotone nonlinear	Low	Medium	0⟶±1, increased
DCC	Linear and nonlinear	High	High	0⟶+∞, increased
MIC	Linear and nonlinear	Medium	High	0⟶+∞, increased