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. 2021 Apr 7;21:155. doi: 10.1186/s12876-021-01710-y

Table 4.

Calculation formula for radiomics signature

Parameters Textural groups Coefficients
Intercept − 1.01
T1W-Vertl_RLNonUni Run-length matrix − 0.0010
T1W-S(5,-5)DifVarnc GLCM 0.0019
T2W-S(5,5)SumOfSqs GLCM 0.0024
T2W-WavEnLL_s-1 Wavelet 0.0044
T2W-S(0,1)SumEntrp GLCM 0.0751
T2W-S(3,-3)SumOfSqs GLCM 0.2208
T2W-Sigma Autoregressive model 0.0109
ADC-S(1,0)SumVarnc GLCM − 0.0295

Vertl_RLNonUni vertical run-length nonuniformity, DifVarnc difference variance, SumOfSqs sum of squares, WavEnLL_s-1 wavelet energy LL scale1, SumEntrp sum entropy, SumVarnc sum variance