For low-Reynolds turbulent channel flow, stochastic rounding and uniform noise perturb DNS statistics much less than deterministic rounding, with precision mattering most in regions of low turbulence intensity.
D., Jameson, A.: Impact of number representation for high-order implicit large-eddy simulations
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Robustness and uncertainty of direct numerical simulation under the influence of rounding and noise
For low-Reynolds turbulent channel flow, stochastic rounding and uniform noise perturb DNS statistics much less than deterministic rounding, with precision mattering most in regions of low turbulence intensity.