Fig. 1

The collected Hawthorn dataset illustration. Our dataset contains 8 varieties, namely (A) Xiaojinxing, (B) Xinglongshisheng, (C) Hongkongqi, (D) Baiquan, (E) Damianqiu, (F) Yubeihong, Dajinxing, and (H) Dawuling. Different varieties of Hawthorn have different colors and textures, as well as different tastes and flavors.