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我使用了串口通信上的代码,识别一个红色的色块,但是精准度不够准确,将手掌对准镜头,也会识别为红色色块,有数据输出来。该怎么提高识别正确度
http://book.openmv.cc/image/blob.html
调整阈值,
把手放进图像里,用阈值助手,调整阈值不要识别到手。
阈值助手在哪里???
我还是改不对。。。是将红色色块的变成白色,其余色变成黑色,是吗
对,主要是你要把手的颜色过滤出去