Fig. 4: Intermodel relationship between MJJ nonlinear wind stress response and the SPB difference between La Niña and El Niño (ΔSPB).
From: El Niño and La Niña asymmetry in short-term predictability on springtime initial condition

The black line is the regression line, with the regression coefficient S =6.3. The correlation coefficient R = 0.6. The ‘*’ denotes that the correlation coefficient and the slope exceed 95% confidence level.