说明：  ecogition软件是基于对象来进行分类的，不同于以往的基于像素的分类，这优点在于多尺度分割，能够克服以前基于像素分割的缺点
(ecogition software is based on the object to be classified, and is different from the conventional pixel-based classification, this is advantageous in that the multiscale segmentation, able to overcome the disadvantages previously based on pixel segmentation)