Basal stress fluctuation: Reply to Comment by Cagnoli on "Slope-break Collisions: Comment on 'Insight into Granular Flow Dynamics Relying on Basal Stress Measurements: From Experimental Flume Tests' by K. Li et al."

Data supporting the depth-averaged velocities for granular flows with different fractal dimension and the relationship between depth averaged velocity and equivalent friction coefficient for granular flows with different fractal dimension in Figure 1a and Figure 1b.