中文说明：分割是可以通过很多进程来执行在这里我们使用 isodata 阈值。isodata 阈值分割它会将灰度图像转换成二进制 image.here 我使用它来检测肿瘤从肝脏图像
English Description：
Segmentation is can be performed through many process here we use isodata thresholding..in isodata thresholding it will convert gray scale image into binary image.here i use this to detect tumor from liver image