Clothes stain detection method and equipment applied to unmanned laundry room and medium

The invention discloses a clothes stain detection method and device applied to an unmanned laundry room and a medium, and belongs to the technical field of image processing, and the method comprises the steps: collecting a front image and a back image before to-be-detected clothes are cleaned; performing stain identification on the front image and the back image, and determining a first stain image according to the identified stain areas; after the to-be-detected clothes are cleaned, a second stain image corresponding to the stain area is collected according to pixel position information of the first stain image in the front image and/or the back image; processing the second stain image; extracting a first stain feature from the first stain image and extracting a second stain feature from the processed second stain image; comparing the second stain feature with the first stain feature, and determining to perform secondary cleaning on the to-be-detected clothes according to a comparison result. 本发明公开了一种应用于无人洗衣