Automatic Segmentation of Lumbar Spine MRI Images Based on Improved Attention U-Net

Table 1

Comparison of experimental results of different improvement schemes.

Type	TP	FP	FN	P (%)	R (%)	Dice (%)
R-Attention U-Net	728	46	47	94.06	93.94	93.99
A-Attention U-Net	735	53	33	93.27	95.70	94.47
L-Attention U-Net	722	49	50	93.64	93.52	93.58
Improved Attention U-Net	743	35	43	95.50	94.53	95.01