Research Article
Representative Elementary Volume of Rock Using X-Ray Microcomputed Tomography: A New Statistical Approach
Table 11
Sum of relative error of regression obtained from each model fit.
| | Porous medium | Standard deviation () | Coefficient of variation (CV) | Relative gradient error () | Regression modelling () |
| | Glass bead pack | 3.3116 | 3.2842 | 22.7227 | 0.0552 | | Sand pack | 3.9485 | 3.8569 | 7.6258 | 0.1872 | | Bentheimer sandstone | 2.9153 | 2.9482 | 9.5289 | 0.2919 | | St. Bees sandstone | 4.737 | 4.9612 | 40.5122 | 0.2660 | | Mt. Gambier carbonate | 2.6284 | 2.6821 | 19.769 | 0.3842 |
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