环形灯 meaning in English

ring lights

With white background , the acquired images were studied . the distance was max between two - peak value in b gray level histogram . a set of computer vision hardware system which is use for bruise evaluation and classification of tomato was set up
通过大量的实验研究，选择环形灯作为光源，选择白色作为背景组成光照箱，可以得到有利于后续处理的图像；并发现在b分量上，两峰间的距离最大，所以用b分量确定阐值t ；建立一套适合番茄等农产品进行表面缺陷自动检测与分类的计算机视觉硬件系统。