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Rate of incorrect background extraction. Rate of incorrect background extraction for images of the lower back, upper-back and legs. The first figure indicates the number of images whose background was incorrectly extracted. The second figure is the total number of images.
| With Denoising | Without Denoising | |
| Lower Back images | 9/72 | 22/72 |
| Upper Back images | 12/85 | 15/85 |
| Legs | 22/205 | 30/205 |
