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  Indian J Med Microbiol
 

Figure 7: Histograms of Chi-square distance between input images and reference images - image A: Chi-square distance between the histogram of input images and the reference image A was ≥0.4. Image B: Chi-square distance between histogram of input images and the reference image B was <0.2

Figure 7: Histograms of Chi-square distance between input images and reference images - image A: Chi-square distance between the histogram of input images and the reference image A was ≥0.4. Image B: Chi-square distance between histogram of input images and the reference image B was <0.2