表 1. Comparison of the average value of the three methods under the evaluation index.

三种方法在评价指标下的平均值对比

梯度	方法	RMSE				PSNR				SSIM
				OD				OD				OD
g12	NODDI	0.081 44	0.062 66	0.122 63		21.806 4	24.088 4	18.262 8		0.865 31	0.857 21	0.773 94
	AMICO	0.176 49	0.079 41	0.146 26		15.129 2	21.993 7	16.721 7		0.730 47	0.845 39	0.749 15
	ProNet	0.049 88	0.043 65	0.064 62		26.094 6	27.268 6	23.837 9		0.923 61	0.899 89	0.873 97
g24	NODDI	0.062 54	0.052 82	0.090 12		24.112 7	25.581 6	20.934 6		0.901 73	0.884 61	0.854 22
	AMICO	0.146 73	0.058 72	0.108 76		16.766 4	24.648 2	19.291 6		0.803 54	0.869 18	0.842 67
	ProNet	0.043 82	0.039 89	0.055 69		27.227 9	28.057 4	25.129 5		0.938 93	0.916 03	0.909 38
g64	NODDI	0.039 80	0.032 44	0.056 48		28.060 2	29.851	24.988 1		0.952 25	0.945 24	0.936 26
	AMICO	0.108 34	0.044 66	0.070 42		19.481 6	27.057 7	23.071 9		0.889 98	0.901 85	0.917 53
	ProNet	0.033 46	0.028 78	0.042 13		29.564 7	30.902 9	27.545		0.964 35	0.943 84	0.951 55
g128	NODDI	0.030 25	0.024 29	0.039 10		30.447 5	32.388 9	28.183		0.973 63	0.968 28	0.969 23
	AMICO	0.075 79	0.041 36	0.054 99		22.580 3	27.750 3	25.218 1		0.934 77	0.910 53	0.942 77
	ProNet	0.027 53	0.022 97	0.033 82		31.274	32.840 2	29.445 9		0.976 76	0.963 83	0.970 92