Apple Sweetness Measurement and Fruit Disease Prediction Using Image Processing Techniques Based on Human-Computer Interaction for Industry 4.0

Table 1

PSNR for HE, CLAHE, and BPDFHE techniques.

PSNR
Image	HE	CLAHE	BPDFHE
1	13.9743	16.4886	10.6744
2	13.8371	17.8947	11.3771
3	13.6499	19.4199	13.0431
4	14.7931	14.8710	13.0163
5	11.7341	13.7303	11.7403