多屏投影显示系统的关键技术点包括几何校正技术、色彩校正技术以及边缘融合技术。
The key techniques of multi-projector display system include geometry alignment, color correction, and edge blending.
为了解决多投影仪拼接系统中的几何变形与图像融合问题，提出了一种新的自动非线性几何校正和图像边缘融合方法。
In order to solve the problems of geometric warp and overlapping in a multi-projector display system, a new approach for auto-geometric calibration and edge-blending was presented.
首先，本论文通过分析平行束CT系统的理想成像关系，提出了一种适用于平行束CT系统几何失真校正的方法。
The main work can be summarized as follows: Firstly, by analyzing the ideal geometric relation in parallel CT system, the thesis presents a calibration method of geometric misalignment.
准确地测量含有广角耦合物镜的图像显示系统的几何畸变是实现图像显示系统几何畸变数字校正的前提和关键。
Accurate measurement of geometrical distortion of image display system with wide-angle objective lens is the precondition and key of digital distortion correction.
论文首先对图像的几何校正原理进行了简单介绍，然后提出了一种视频图像几何校正卡的系统实现方案。
At the first, the theory of the image geometric correction is introduced in this paper. After that, the system scheme for video image geometric correction card is put forward.
系统采用基于点阵样板的校正方法，拟合理想像与实际像的关系，完成像素点的几何位置校正和灰度校正；
The hardware system is based on the dot-array plate arithmetic, fitting the correlation between ideal image and real image, and achieving the correction for location and gray-level of image pixels.
在采用冻结湍流假设和几何光学近似的条件下，得到了经自适应光学系统校正后的剩余波前相位扰动的结构函数。
The structure function of residual wavefront phase perturbation compensated by an adaptive optics system has been derived by means of frozen turbulence hypothesis and geometric optics approach.
多屏投影显示系统的关键技术点包括几何校正技术、色彩校正技术以及边缘融合技术。
Multi-screen projection display systems, including the key technical points of the geometric correction, color correction technology and the edge of fusion technology.
摘要 ：使用距离多普勒模型进行SAR影象几何校正时，卫星轨道误差、系统成像参数误差和DEM高程的误差会影响几何校正精度。
Abstract : When using the Range-Doppler model for SAR image geometric correction, the error of satellite orbit, imaging parameter and DEM elevation will affect the geometric correction accuracy.
摘要 ：使用距离多普勒模型进行SAR影象几何校正时，卫星轨道误差、系统成像参数误差和DEM高程的误差会影响几何校正精度。
Abstract : When using the Range-Doppler model for SAR image geometric correction, the error of satellite orbit, imaging parameter and DEM elevation will affect the geometric correction accuracy.
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