Table 3.

SQNR and QNN accuracy for MLP trained on MNIST dataset with the application of different two-bit UQ designs [34].

wmin = −7.063787 wmax = 4.8371024 xmax[H] = 1.9605 xmax[J] = 2.1748	Case 1 ℜg [−wmax, wmax]	Case 2 ℜg [wmin, −wmin]	Case 3 ℜg [−xmax[H], xmax[H]]	Case 4 ℜg [−xmax[J], xmax[J]]
SQNRexUQ(dB)	2.8821	−1.2402	8.7676	8.7639
SQNRthUQ(dB)	1.9360	−2.0066	6.9787	7.0707
Accuracy (%)	96.97	94.58	96.34	96.74
Within ℜg (%)	99.988	100	94.787	96.691