Abstract: Heterogeneity is an intrinsic characteristic of rock and rock-like (brittle) materials. The statistical homogeneity assessment using Weibull distribution with a homogeneity index, m, is one of the most widely used methods ...

Abstract: The sharp variation of illumination at the entrance and exit of highway tunnels causes difficulty in the visual adaptation of drivers and may even lead to accidents. Therefore, ascertaining the light and dark adaption time ...