fig8

Figure 8. Add statistical features by two-point correlation and PCA. (A-D) Microstructure and γ phase autocorrelation diagrams under σ_xx = 430 MPa; (A) and (C) microstructures; (B) and (D) phase autocorrelation diagrams at t^* = 5 and t^* = 15, respectively; (E) relationship between the variance proportion and PCA dimension, and the scatter distribution of each point after PCA dimension reduction. PCA: Principal component analysis.