对在电子显微镜下拍摄的煤粉图进行识别，煤粉的大小不一，从几个象素到几百个象素，而且图像的灰度存在非常明显的变化-right under the electron microscope in the shooting Coal map identification, coal varies, from a few to several hundred pixels pixels, but the gray images There is a very clear change

The problem of detecting rectangular structures in images arises in many applications, building extraction in aerial images to particle detection in cryo-electron microscopy. -The problem of detecting rectangular structures in images arises in many

matlab数字图像识别，识别CT 扫描电镜照片 然后导入PFC中进行识别颗粒和孔隙(Matlab digital image recognition, recognition of CT scanning electron micrographs and then introduction into PFC for identification of particles and pores)