The technologies are emphasized,including image collection,preprocessing,edge detection and selection,calculating the dose of the point and drawing the isodose.

• 着重探讨了系统的实现技术,包括模拟定位机下定位图像的采集、预处理、边缘识别与提取、任意点的剂量计算和等剂量曲线的绘制等。