An Improved Hilbert Spectral Representation Method for Synthesizing Spatially Correlated Earthquake Ground Motions and Its Error Assessment

Figure 7

Comparison between the closed-form and estimated stochastic errors of temporal cross-covariance: (a) RP-CIHSRM; (b) RP-RIHSRM; (c) RP-EIHSRM.

(a)

(b)

(c)