Table 1.

Statistical results of the five sample datasets using attenuation coefficient

(A)
Tissue		Prediction of five samples using attenuation coefficient
		Cortex	Medulla	Calyx	Fat	Carcinoma
True	Cortex	9145	14	723	0	118
	Medulla	3	9154	756	87	0
	Calyx	4326	2820	1947	347	560
	Fat	1895	1872	1083	4942	208
	Carcinoma	17	0	0	0	9983

(B)
Tissue	Accuracy	Precision	Recall	F1 score
Cortex	85.81%	59.44%	91.45%	72.05%
Medulla	88.90%	66.05%	91.54%	76.73%
Calyx	78.77%	43.18%	19.47%	26.84%
Fat	89.02%	91.93%	49.42%	64.28%
Carcinoma	98.19%	91.85%	99.83%	95.67%

A: confusion matrix. B: prediction results: accuracy; precision; recall; and F₁ score of different tissue types.