Microwave Imaging of Human Forearms: Pilot Study and Image Enhancement

Table 3

Measured results from MRI images and estimates of lowest/highest relative permittivities from MWI in the muscle region at 1 GHz.

	MRI			MWI
	Max. adipose	Arm width	Ratio	Min/Max of	Min/Max of
	Thickness (mm)	(mm)		Re(𝜖𝑟)	−Im(𝜖𝑟)
Volunteer 1	3.9	64.6	16.6	56/68	22/24
Volunteer 2	8.7	53.8	6.2	31/68	22/28
Volunteer 3	7.1	60.9	8.5	33/70	18/28
Volunteer 4	7.0	63.0	9.0	34/60	20/26
Volunteer 5	4.3	53.1	12.3	29/66	23/28