| 大比例尺地形图扫描数字化影像变形纠正方法与实践 |
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| 引用本文： | 张鹏强,林群超,等.大比例尺地形图扫描数字化影像变形纠正方法与实践[J].测绘学院学报,2001,18(4):280-282,286. |
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| 作者姓名： | 张鹏强 林群超 |
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| 作者单位： | [1]信息工程大学测绘学院，河南郑州450052 [2]66413部队，北京100859 |
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| 摘 要： | 结合计算机图像处理的理论和技术，探讨了纠正大比例尺地形图扫描数字化影像变形误差的方法，运用自动搜索方里格网点的算法提高地形图扫描影像纠正的精度。
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| 关 键 词： | 扫描数字化 影像变形 自动搜索 地图纠正 地形图 计算机 图像处理 |
The Methods and Practice of Rectifying the Distorting Errors on Scanned Image from Large-scale Topographic Map |
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| ZHANG Peng qiang ,ZHAI Yi ,LIN Qun chao.The Methods and Practice of Rectifying the Distorting Errors on Scanned Image from Large-scale Topographic Map[J].Journal of Institute of Surveying and Mapping,2001,18(4):280-282,286. |
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| Authors: | ZHANG Peng qiang ZHAI Yi LIN Qun chao |
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| Institution: | ZHANG Peng qiang 1,ZHAI Yi 1,LIN Qun chao 2 |
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| Abstract: | Based on the theory and technology for image processing, methods of rectifying the distorting errors on the scanned image from large scale digital topographic map are discussed . This paper proposes an algorithm to search grid points, used for improving the accuracy of scanned map rectification. |
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| Keywords: | scanning digitization image distorting errors automatic search map rectification |
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