Table 3.

Quantitative evaluation for extracting diseased regions in the rice leaf (module 1)

Models	Dice loss	Dice coefficient	Precision	Recall	Accuracy
UNet	0.8584	0.1416	0.7587	0.8947	0.9828
XNet	0.2267	0.7733	0.8723	0.7358	0.9840
SegNet	0.3588	0.6412	0.5364	0.8691	0.9600
Modified SegNet	0.8636	0.1364	0.0769	0.7905	0.5801
Modified XNet	0.2241	0.7759	0.8600	0.7564	0.9846
Modified UNet	0.2234	0.7766	0.8876	0.7112	0.9836