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Full Configuration Interaction Quantum Monte Carlo (published first in Fermion Monte Carlo without fixed nodes: A game of life, death, and annihilation in Slater determinant space) is a stochastic version of full configuration interaction which leads to accurate energies of many electron systems.

Related Publications 

Exciting Determinants in Quantum Monte Carlo: Loading the Dice with Fast, Low-Memory Weights.
VA Neufeld, AJW Thom – J Chem Theory Comput (2019) 15, 127
Understanding and improving the efficiency of full configuration interaction quantum Monte Carlo
WA Vigor, JS Spencer, MJ Bearpark, AJW Thom – Journal of Chemical Physics (2016) 144, 094110
Minimising biases in full configuration interaction quantum Monte Carlo.
WA Vigor, JS Spencer, MJ Bearpark, AJW Thom – J Chem Phys (2015) 142, 104101
Breaking the carbon dimer: the challenges of multiple bond dissociation with full configuration interaction quantum Monte Carlo methods.
GH Booth, D Cleland, AJW Thom, A Alavi – Journal of Chemical Physics (2011) 135, 084104
Fermion Monte Carlo without fixed nodes: a game of life, death, and annihilation in Slater determinant space.
GH Booth, AJW Thom, A Alavi – Journal of Chemical Physics (2009) 131, 054106
The HANDE-QMC Project: Open-Source Stochastic Quantum Chemistry from the Ground State Up
JS Spencer, NS Blunt, S Choi, J Etrych, M-A Filip, WMC Foulkes, RST Franklin, WJ Handley, FD Malone, VA Neufeld, R Di Remigio, TW Rogers, CJC Scott, JJ Shepherd, WA Vigor, J Weston, R Xu, AJW Thom – Journal of Chemical Theory and Computation (2019) 15, 1728
Preconditioning and Perturbative Estimators in Full Configuration Interaction Quantum Monte Carlo.
NS Blunt, AJW Thom, CJC Scott – Journal of chemical theory and computation (2019) 15, 3537