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ID:21336530
大小:435.19 KB
页数:5页
时间:2018-10-21
《elen航空摄影测量实习报告》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、Elen航空摄影测量实习报告第一章实习数据输入已知数据:相机参数、控制点数据和影像数据第二章内定向与像点坐标量测2.1内定向ImgNzmePlP2P3P4P5P6S01N01-112,8520.090-0.001-116.4740.0010.090S01N02•115.2420.090-3.632E-6-115.26S5.3S7E-60.090图2-1.内定向结果ImgNameMX(mm)MY(mm)S01N010.00470.0053S01N020.00320.00582.2双向量测ImgNameIDexcyS01N01107.0001743.0151199.575S01N02107.0
2、00743.2741214.346S01N012156.0001237.6801114.810S01N022156.000201.9901128.4S0S01N01101.0001343.8901581.510S01N02101.000397.8601593.2S0S01N01103.0001337.813725.925S01N02103.000373.870742.640S01N016156.00012S3.720531.530S01N026156.00035S.790550.560S01N01108.0001734.740763.480S01N02108.0007S0.790779.3
3、40S01N011156.0001276.9041938.517S01N021156.000341.8301950.370S01N01105.CXX)18018302028.300S01N02105.0002041.630S01N01106.0001915.7901585.3S0S01N02106.000957.0201598.700S01N012155.0002194.7301252.300S01N022155.0001242.6301266.360S01N01!04.0002193.860887.780S01N02104.0001242.820902.360S01N01109.0001
4、777.860392.190S01N02109.000861.840412.220S01N016155.0002237.000454.610S01N026155.00013OS.88O474.470S01N011155.0002223.6702047.260S01N021155.0001285.7702059.480S01N01102.0002209.8801649.320S01N02102.0001264.8201661.930阁2-2.单片量测结果2.3实验分析在摄影测量过程中,必须先进行影像的内定叫。内定叫即通过输入像片主距和量测影像框标,并且进行相应计算来完成,其目的是恢复影像中的
5、内方位元素,确定其他像T:而坐标系和以像主点为原点的像平而坐标系之间的关系以及影像可能存在的变形。该实验中需要拖动鼠标使义丝与图像吻合,所以必须仔细,耐心的操作,才能够最大程度上减小误差。前方交会精度第三章后方交会与前方交会2.1原理空间后方交会的原理:以单幅影像为基础,从该影像所覆盖地面范围内若干控制点的己知地而^标和相应点的像十标M测值出发,根裾共线条件方程,解求该影像在航空时刻的外方位元素。空间前方交会的原理:在待定点上14至少三个已知点的坐标进行水平角观测,丼根据三个己知点的少标儿两个水〒角值计算待定点少标的方法。空间后方交会一前方交会算法就是通过给定像对的外方位元素初始值、控制点
6、的物方绝称、以及控制点和待定点的:W:测坐标…像平而坐标等,可以解算得到各点的物方坐标,实现“像片坐标一物方坐标”的解算。3.2后方交会与前方交会实验S01N01后方交会计算迭代曲线90,—Xs(米>E4-Ys(米)E40-OA•V-nAV•/-u•on—Zs(米>E3妒狐度)E1-船E-1•厶u--•-zuAf-4Uf*-一J2ur^21a-4v—KE1I20n0-•20—Xs(米〉E4•0—Ys(米)E4•20—Zs(米〉E3uon-•—••••.一-•zuAf•cn■■CA■QVIT,J2i二T—k(3&度)e-1S01N02后方交会计算迭代曲线■AX■AY■△Z他片号X
7、s(米J■)z眯)(P應分秒)u)應分秒)<8分秒JMx眯JMys(米JMzs(米)Mcp(IS...Mutf?..S01N0119038.1•:11623.6.7•168404...•1258:43.../183:11:...•724:38:.r112.0738100.301641.0140224:1541:51:14.3S01N0215752.5...11650.7.J-1691.99.5:•13:55:1...6:
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