Towards an Accurate MRI Acute Ischemic Stroke Lesion Segmentation Based on Bioheat Equation and U-Net Model

Table 4

The percentage of ischemic penumbra and background areas segmented in thermal images and not segmented using methods from the literature in slices taken from subject 29.

Slice No.	Method	Ischemic penumbra area segmented only in thermal images (%)	Background area segmented only in thermal images (%)
Slice 31	Clèrigues et al. [9]	0.0	0.25
	Maier et al. [7]	2.25	0.36
	McKinley et al. [6]	0.61	0.21
Slice 32	Clèrigues et al. [9]	3.47	0.46
	Maier et al. [7]	5.31	0.31
	McKinley et al. [6]	6.41	0.17
Slice 33	Clèrigues et al. [9]	0.0	0.82
	Maier et al. [7]	2.06	0.17
	McKinley et al. [6]	2.62	0.11
Slice 34	Clèrigues et al. [9]	0.0	0.78
	Maier et al. [7]	3.87	0.06
	McKinley et al. [6]	2.64	0.09
Slice 35	Clèrigues et al. [9]	0.0	0.95
	Maier et al. [7]	2.66	0.06
	McKinley et al. [6]	3.16	0.15
Slice 36	Clèrigues et al. [9]	0.0	1.28
	Maier et al. [7]	2.34	0.05
	McKinley et al. [6]	0.67	0.11
Slice 37	Clèrigues et al. [9]	0.0	1.0
	Maier et al. [7]	2.49	0.0
	McKinley et al. [6]	1.87	0.05
Slice 38	Clèrigues et al. [9]	0.31	0.65
	Maier et al. [7]	4.97	0.02
	McKinley et al. [6]	3.26	0.03
Slice 39	Clèrigues et al. [9]	0.0	0.46
	Maier et al. [7]	7.81	0.08
	McKinley et al. [6]	4.9	0.04
Slice 40	Clèrigues et al. [9]	2.0	0.59
	Maier et al. [7]	10.8	0.02
	McKinley et al. [6]	6.83	0.01
Slice 41	Clèrigues et al. [9]	0.63	0.71
	Maier et al. [7]	9.74	0.1
	McKinley et al. [6]	6.7	0.08
Slice 42	Clèrigues et al. [9]	0.16	0.79
	Maier et al. [7]	8.66	0.03
	McKinley et al. [6]	3.69	0.08
Slice 43	Clèrigues et al. [9]	0.96	1.0
	Maier et al. [7]	10.33	0.03
	McKinley et al. [6]	3.23	0.04
Slice 44	Clèrigues et al. [9]	1.73	0.82
	Maier et al. [7]	12.8	0.01
	McKinley et al. [6]	4.84	0.08
Slice 45	Clèrigues et al. [9]	1.04	0.51
	Maier et al. [7]	10.0	0.0
	McKinley et al. [6]	2.91	0.06
Average	Clèrigues et al. [9]	0.69	0.74
	Maier et al. [7]	6.41	0.09
	McKinley et al. [6]	3.62	0.09