Power and Area Efficient Cascaded Effectless GDI Approximate Adder for Accelerating Multimedia Applications Using Deep Learning Model

Table 2

Truth table of proposed error-tolerant design with minimal error distance.

Inputs			Accurate output [18]		Adder [5]			Adder [6]			Proposed adder
					AFA			MFA			EAFA
A	B	Cin	Cout	S	Cout	S	ED	Cout	S	ED	Cout	S	ED
0	0	0	0	0	0	1	+1	0	0	0	0	0	0
0	0	1	0	1	0	1	0	0	1	0	0	1	0
0	1	0	0	1	0	1	0	0	1	0	0	1	0
0	1	1	1	0	1	0	0	0	0	−2	0	1	−1
1	0	0	0	1	0	1	0	1	1	+2	1	0	+1
1	0	1	1	0	1	0	0	1	0	0	1	0	0
1	1	0	1	0	1	0	0	1	0	0	1	0	0
1	1	1	1	1	1	0	-1	1	1	0	1	1	0