数值实验表明有序波前重建法具有较高的计算精度和运行效率。
The numerical experiments show that the ordinal wavefront reconstruction method has higher calculation precision and running efficiency.
三维波前重建法射线追踪过程中可以保证稳定合理的射线密度,克服了常规射线追踪方法存在阴影区的问题。
The 3d wavefront construction method ray tracing can ensure stabile and reasonable density of rays, avoid the shadow problems in those traditional methods for ray tracing.
基于三维射线跟踪的微变网络方法和波前重建思路 ,提出一种适用于三维复杂介质地震波走时的快速算法。
This paper presents a three-dimensional propagation model for path-loss prediction in an urban microcell, based on ray-tracing techniques.
结果表明,文中提出的波前重建算法和采用的光路系统可用于实际光学元件面形的准确检测,系统的重复性也得到了研究。
The results show that both the wavefront reconstruction algorithm and the optical system are able to exactly test the optics surface. And the repeatability of the setup is analyzed.
我们提出基于傅里叶模式估计的二维波前重建算法,利用最小二乘拟合原理,可以计算出待测波前的傅里叶变换系数,从而恢复原始波前。
In this paper a new algorithm based onFourier modal estimate is proposed to reconstruct the original wavefront by use of least-square fitting.
基于哈特曼波前探测的流场层析测量技术结合了光学波前探测技术和计算机层析重建技术。
A new method of tomography reconstruction from Hartmann wave-front sensing is presented which combines wave-front sensing technique with computed tomography reconstruction technique.
基于哈特曼波前探测的流场层析重建技术结合了光学波前探测技术和计算机层析技术。
A new method of tomography reconstruction from Hartmann wave-front sensing is presented which combines wave-front sensing technique with computerized tomography reconstruction technique.
提出一种基于模式展开和最小二乘拟合的算法,可以从大剪切量差分波前快捷地重建原始的二维波前。
A novel technique is proposed based on Fourier modal expansion and least-square fitting to reconstruct a two-dimensional wavefront from phase difference resulting from large shear.
通过计算机模拟和波面实际测量,对十字路径积分法、傅里叶变换积分法和区域波前重构法三种主要算法的重建精度进行了对比研究。
The simulation and the experiment results demonstrated the precision of cross path integration techniques, Fourier transform integration and area wave-front reconstruction method.
在重建过程中,根据探测器的中心偏移量,对滤波线方程、滤波前后的重排和校正以及反投影过程进行修正处理。
In the process of the reconstruction, the filtering line, re-sampling, correction and back-projection are revised respectively according to the detector center excursion.
在重建过程中,根据探测器的中心偏移量,对滤波线方程、滤波前后的重排和校正以及反投影过程进行修正处理。
In the process of the reconstruction, the filtering line, re-sampling, correction and back-projection are revised respectively according to the detector center excursion.
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