Hardware Acceleration of Beamforming in a UWB Imaging Unit for Breast Cancer Detection

Table 2

Maximum difference of energy values with respect to ideal computation for three approximation cases.

Calibration	Tumor Pos.	Max error
		Approx-I	Approx-II	Approx-III
	Low	26.78%	23.28%	0.25%
IDEAL	Med	14.64%	4.94%	0.07%
	Deep	17.97%	6.70%	0.16%
	Low	33.60%	25.02%	0.44%
SKAR	Med	15.61%	8.67%	0.16%
	Deep	30.68%	34.46%	0.48%