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测绘生产内外业一体化数字技术在数据的精度、图件的规范整洁等诸方面显示了巨大优势,在光栅地形图的基础上利用先进的计算机技术,对其进行数字化处理将其转化为数字地形图,光栅图的校正占据着重要地位。以河南某区地形图为例,概略叙述MicroStation软件在地形图光栅图像校正中实现的方法和步骤。实验表明:该方法简单、准确,为地形图矢量化工作的全面自动化奠定了基础,是一种有效的光栅图像校正方法。 更多还原

【Abstract】 The integration of digital technology of mapping the production industry within and outside showed a tremendous advantage in the accuracy of data and map clean and so on,on the basis of in the grating topographic map made use of advanced computer technology,handling of its digital conversion to digital topographic maps,optical map correction occupies an important position.The method and step of realization of MicroStation software was illustrated simply with a project performed in topography map... 更多还原