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The estimated correlation coefficient among different features.
| The number of labeled regions | Average region area | Average pixel value | STD of the region circularity | STD of the region distance | |
|---|---|---|---|---|---|
| The number of labeled regions | 1 | 0.3253 | 0.1567 | 0.2939 | 0.3467 |
| Average region area | 0.3253 | 1 | −0.0151 | −0.1524 | −0.1038 |
| Average pixel value | 0.1567 | −0.0151 | 1 | 0.3698 | 0.3334 |
| STD of the region circularity | 0.2939 | −0.1524 | 0.3698 | 1 | 0.6058 |
| STD of the region distance | 0.3467 | −0.1038 | 0.3334 | 0.6058 | 1 |
