Fig. 15From: Large scale random fields generation using localized Karhunen–Loève expansionOptimal \(\tilde{\mathcal {T}}\) (red cross markers) and uniform \(\mathcal {T}\) (blue circle markers) truncation sets. KLE error for the optimal set \(\epsilon ^2_{KL}=0.001\). Tensorizable Gaussian correlation function with correlation lengths \(l_{c1}=0.25L\) and \(l_{c2}=0.15L\)Back to article page