Schumer, Rina; Baeumer, Boris; Meerschaert, Mark M. - In: Physica A: Statistical Mechanics and its Applications 390 (2011) 3, pp. 505-511
Coupled continuous time random walks (CTRWs) model normal and anomalous diffusion of random walkers by taking the sum … crash) is of considerable importance in quantifying risk. We use a stochastic process called a coupled continuous time … similar to continuous time random walks but track maxima instead of sums. The many ways in which observations can depend on …