Grayscale REV Analysis

Ankita Singh, Peyman Mostaghimi, Klaus Regenauer-lieb, Ryan Armstrong & Stuart Walsh
The data provided here is used to investigate the representative elementary volume (REV) size directly from grayscale micro-CT images of porous media of sandstone and carbonate. Three datasets are provided per sample: 16-bit grayscale image, 8-bit grayscale image, and segmented image. The re-quantization of a 16-bit grayscale image to 8-bit is carried out using ImageJ. The choice of intensities used carrying out this operation is provided in the supplementary information of the related publication. This...
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