Non-destructive Fruit Firmness Evaluation Using Vision-Based Tactile Information

Yaohui Chen,Jiahao Lin,Xuan Du,Bin Fang,Fuchun Sun,Shanjun Li,Yaohui Chen,Jiahao Lin,Xuan Du,Bin Fang,Fuchun Sun,Shanjun Li

During postharvest storage, fruit firmness usually decreases due to respiration and bruise, the former of which indicates the fruit ripeness while the latter negatively influence consumers' taste preference. This paper presents a portable and low-cost device using vision-based tactile information to evaluate fruit firmness in a non-destructive manner. The device consists of a camera, LED lights, a...