Topographic correction based on sun-canopy-sensor geometry is more appropriate than terrain-based corrections in forest areas because SCS preserves the geotropic nature of trees regardless of terrain, view, and illumination angles.
SCS校正模型解释了树木不依赖于地形、观测角和光照入射角而具有向地性生长的本质特性，但在某些地形区域，SCS与余弦校正同样存在过度校正的问题。
Meanwhile, the higher the topographic height and the narrower the mountainou width, the more serious the effect. Moreover, a new method of terrain correction in MT, i. e. two-dimensional inversion with terrain is put forward. By means of the method the influence of topography is indirectly removed by forwarding and inversing models with terrain.
在此基础上，提出了一种MT中带地形的二维反演新方法，该方法通过构造一个带地形的二维地电模型，对该模型作二维正演、反演计算，以间接消除地形影响。
The quasi-smooth terrain in the urban area. The correction factor for eithe
般的斜坡地貌等等，这使得最终的预测结果接近于实际的场强值。
Generally based on surveys of typical geological section, it can be determined that if the shortrange terrain correction of gravity exploration is necessary or not.
重力勘探的近区地形改正，一般通过典型剖面的试验来确定是否需要改正，并采用简易地改仪实测地形改正值。
As an end, the correction algorithm of terrain induced radiometric distortions is developed.
在此基础上，给出了消除地形对后向散射影响的算法步骤。
Terrain correction is needed when we do research on the internal structure of the Earth, the Lunar, and Mars by use of satellite gravity measurements, then calculate global Bouguer gravity anomalies. It is effective to carry out terrain correction in spherical coordinates.
利用卫星重力测量资料研究地球、月球与火星等星体的内部构造时，需要进行重力地形校正，计算全球布格重力异常，而在球坐标中实现地形校正计算是一种有效的途径。
In this paper, we propose a method of terrain correction in the domain of the spherical cap, and analyze the transformation of different spherical coordinates and the reconstruction of the terrain model that the method involved.
本文提出球坐标系中的球冠域地形校正计算方法，给出了该方法涉及的球坐标系之间坐标转换方法和球冠域内地形模型重构方法，并进行理论验证。
Results show that the moment matching is better than the C correction improved method to the terrain complex area and large image.
结果表明，对于地形复杂的山区，图像较大的高分辨率影像，矩匹配方法优于C校正改进方法。
Then, a new correction method is advanced which removes false anomaly by making terrain continuation.
对此，本文提出了通过地形延拓法消除假异常的校正方案。
Secondly, the key techniques, such as map digitalization, AutoCAD DXF file conversion, computational gridding, methods for interpolation, the 3D terrain visualization, and the results correction, are introduced.
接着重点讨论了前处理过程中各种关键的技术，包括地图数字化技术、数字地图数据读取方法、计算网格生成技术、插值方法的选取、地形可视化技术以及计算结果修正方法等；
Based on the theory of airborne gamma-radiation from a rectangular radiator, we study and test a terrain correction method for airborne gamma-ray energy spectrometry under complex topographic conditions.
应用矩形辐射体航空伽玛辐射场理论，研究应用于复杂地形条件下的航空伽玛能谱资料的地形改正方法，并针对该方法进行验证。
High-precision measurements of the magnetic data were changed to correct date, correct height, horizontal gradient correction, base correction and normal market correction, threshold in determining the terrain correction, component extraction, tangent method and the forward fitting.
对高精度磁测数据进行了日变改正、高度改正、水平梯度改正、基点改正和正常场改正，异常下限确定，地形改正，分量提取，切线法及正演拟合。
Research of the influence of terrain undulation on the aeroplane location and its correction
飞行器定位中的地形起伏影响及修正方法研究
Remove-restore, include the route and approach and mathematic model. We applied all available data which come from the region in east china area: the eastern longitude 117°~118°, the northern latitude 26°~27.50°, 8153 gravity point, lkmxlkm DTM grid, EGM96, 36 GPS/ leveling production, based on the above theory, use Chinese new successful experience for reference, computer the terrain correction and isocratic correction with FFT technology, computer the residual geoid with stocks formula, then add it up with of the geoid of the geopotential model, then fit it with the GPS quasi-geoid, finish this Regional geoid, with ±3 centimeter-level precision at last.
在此基础上，利用我国东部某地区东经117°至118°，北纬26°至27.50°的范围共8153个重力点成果，该地区1km×1km节点网DTM，国内外先进的重力场模型EGM96及分布较均匀的、36个GPS水准点测量成果，充分借鉴我国新一代大地水准面计算的成功经验，用数字地形模型采用FFT技术计算重力地形改正、均衡改正，采用重力法计算剩余大地水准面并与地球位模型计算的模型大地水准面高相加，得到该地区重力大地水准面，再和布测的GPS/水准所构成的几何大地水准面拟合，利用神经网络法计算系统改正，完成该地区分辨率为1km×1km，精度为±3cm的大地水准面计算。
With the terrain of seismic exploration is expand from simple to complex, for 2D to 3D, which call higher request on the static correction method.
随着地震勘探工作的区域由地形简单的平原转向地形复杂的山区，由二维观测系统逐渐转为三维观测系统，这些变化都给静校正处理提出了更高的要求。
The article proposes a new topographic correction approach in analyzing TM images in forest terrain based on the SCS and STS models.
基于山地遥感地形校正方法中的STS朗伯体模型和SCS模型，结合TM影像，提出了一种新的森林地形校正方法。
The fast computation of terrain correction in a large area is significant for modern geodetic practice, especially in rough mountain areas.
大面积地形改正的快速计算，对现代大地测量实践具有重大意义，尤其是在那些地形复杂地区。
This paper mainly introduces computation methods of the correction of country's local terrain, mean Faye anomaly of 1'× 1'and the vertical deviation in both the areas where gravity data are lack and the areas where the data are abundant.
主要阐述了全国局部地形改正和1'×1'平均法耶异常的计算方法；重力资料充分地区和重力资料不充分地区的垂线偏差计算方法。
Terrain correction computation by controlling the integral radius using the FFT method
积分半径可控地形改正FFT算法的研究
B spline function method for complicated terrain correction in magnetic data processing
磁力资料处理中复杂地形校正的B样条函数法