As machine vision owns many merits, 3CCD multi-spectral camera was used to capture pictures of soybean and two common weeds(Alternanthera philoxeroides and Eleusine indica).

• 摘要通过对多光谱成像仪获得的数字图片，采用一定的目标分割与形态学处理，对豆苗和杂草进行识别判断。