利用直方图双峰法阈值分割法、基于最大信息熵算法、基于区域的图像分割方法和基于边缘检测方法对图像进行分割程序代码-Bimodal histogram thresholding method based on maximum entropy algorithm, based on the area of ​ ​ image segmentation and edge detection method based on image segmentation program code