Table 4 Top ten radiomic features identified in each experiment
Rank | Feature family | Descriptor | Location | Phase | Statistic |
|---|---|---|---|---|---|
Experiment 1 | |||||
All-comers | |||||
1 | CoLlAGe | Information measure of correlation 1 | Intratumoral | Initial | Kurtosis |
2 | Laws | Spot-ripple | Intratumoral | Initial | Skewness |
3 | Laws | Level-spot | Peritumoral | Peak | SD |
4 | CoLlAGe | Entropy | Peritumoral | Initial | Kurtosis |
5 | CoLlAGe | Sum average | Intratumoral | Peak | SD |
6 | Laws | Edge-wave | Peritumoral | Initial | Mean |
7 | CoLlAGe | Energy | Intratumoral | Initial | Median |
8 | Laws | Wave-spot | Intratumoral | Initial | Skewness |
9 | CoLlAGe | Inverse difference moment | Peritumoral | Peak | Kurtosis |
10 | CoLlAGe | Correlation | Intratumoral | Peak | Kurtosis |
Experiment 2 | |||||
HR+, HER2− | |||||
1 | CoLlAGe | Entropy | Peritumoral | Initial | Kurtosis |
2 | CoLlAGe | Difference entropy | Peritumoral | Initial | Skewness |
3 | CoLlAGe | Sum entropy | Peritumoral | Initial | Skewness |
4 | Laws | Level-ripple | Intratumoral | Peak | Kurtosis |
5 | CoLlAGe | Inertia | Intratumoral | Peak | Skewness |
6 | Gabor | f = 0, θ = 22.5 degrees | Intratumoral | Initial | Median |
7 | Laws | Edge-edge | Peritumoral | Initial | Skewness |
8 | Gabor | f = 2, θ = 22.5 degrees | Intratumoral | Initial | Kurtosis |
9 | CoLlAGe | Inverse difference moment | Peritumoral | Peak | Skewness |
10 | Haralick | Correlation | Peritumoral | Peak | SD |
TN/HER2+ | |||||
1 | Laws | Level-ripple | Peritumoral | Peak | Mean |
2 | CoLlAGe | Information measure of correlation 1 | Intratumoral | Initial | Skewness |
3 | CoLlAGe | Information measure of correlation 2 | Peritumoral | Peak | Mean |
4 | CoLlAGe | Energy | Intratumoral | Initial | Median |
5 | Laws | Spot-level | Peritumoral | Initial | Median |
6 | Gabor | f = 2, θ = 135 degrees | Intratumoral | Peak | Kurtosis |
7 | Laws | Level-wave | Peritumoral | Initial | Median |
8 | Laws | Edge-spot | Peritumoral | Peak | Skewness |
9 | CoLlAGe | Difference variance | Peritumoral | Peak | Kurtosis |
10 | Gabor | f = 2, θ = 22.5 degrees | Intratumoral | Initial | Skewness |