Reverse Monte Carlo
Reverse Monte Carlo (RMC) is a variation of the standard Metropolis Monte Carlo (MMC) method. It is used to produce a 3 dimensional atomic model that fits a set of measurements (Neutron-, X-ray-diffraction, EXAFS etc.).
References
R.L.McGreevy and L. Pusztai, Mol. Simulation, 1 359-367 (1988)