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. 2022 Jun 30;10:e13239. doi: 10.7717/peerj.13239

Table 5. The theoretical model of IFI semi-variance function and its parameters.

Index Model Variation ARC Azimuth C0 C0+C C0/(C0+C) MSE
Main variation Variation
IFI Spherical model 0.0158 0.0104 1.5166 149.4141 0.0166 0.0448 37.13% 0.0196

Notes.

ARC, anisotropy ratio coefficient; C0, the nugget; C0+C, abutment value; MSE, normalized mean error.