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一维等离子体静电粒子模拟(PIC)程序,球坐标系,x11可视化处理。,One-dimensional electrostatic plasma particle simulation (PIC) procedure, spherical coordinate system, x11 visualization.
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是用vs2005编写的校正鱼眼图像畸变的MFC程序。主要采用了球面坐标定位法进行的校正-Is written in vs2005 fish-eye image distortion correction MFC program. Mainly spherical coordinate positioning correction method
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将球面坐标投影至平面进行计算。包括麦卡拖坐标系,笛卡尔坐标系-The spherical coordinates to plane projection is calculated. Including McCartney dragged coordinate system, Cartesian coordinate system
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基于光线投射变换的三维模型特征提取,以三维模型的重心为球心的最小包围球剖分成一系列同心球壳,落入每个球壳的射线与模型表面的交点定义一个球坐标方程。一般地,对于每条射线,它与模型表面的多个交点同时落入一个球壳的几率大大降低了,这样就可以尽可能的减少信息的丢失。-Transform-based ray-casting feature extraction of three-dimensional model to three-dimensional model for the core focus
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3d plot using spherical coordinate system
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ee~ 5-OpenGL视点坐标系与世界坐标系的相互对应关系,建立以视点系参考点为中心的球坐标,提出一种
新的三维场景旋转算法模型.该模型几何意义非常明确,在拖动过程中可随时调整灵敏度,在同等旋转条件下三维变化
导矢保持恒定,操作方便易行,为人机三维旋转操作提供了新的有效途径。-ee ~ 5-OpenGL viewpoint coordinate and world coordinate system corresponding relationship between each oth
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二维泊松方程求解器,主要使用循环约代法求解各种位形泊松方程-FISHPACK contains a collection of Fortran77 subroutines that solve second- and fourth-order finite difference approximations to separable elliptic Partial Differential Equations (PDEs). These include Helmholtz equations
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相速度频散曲线计算,更详细的介绍见英文描述。对于做波场模拟的同学很有参考价值。-Calculation of phase velocity dispersion curves
Authors: Yann Capedevile
General: Processing
Code level: Training
Language: Fortran 90/95 or later
Associated groups: Planetary Scale
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面波射线追踪。基于Boschi 和 Woodhouse 2006年发表在GJI上的文章中的方法。更详细的介绍见英文描述。对于做波场模拟的同学很有参考价值。 -surface wave ray tracing as described by Boschi and Woodhouse GJI 2006
Authors: Lapo Boschi
General: Wave propagation
Code level: Research
Language: Fortran
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本程序为地球直角坐标转球面做的程序,本程序考虑到了不同的地球模型,采用了对应于不同模型的参数-This procedure turn spherical Earth Cartesian coordinate the program, the program taking into account the different Earth model using the parameters corresponding to the different models
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用球坐标搜索,绘制PSS并联机构的对称工作空间-Using spherical coordinate search, draw PSS parallel mechanism symmetrical workspace
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IAU 的标准基本天文程序库SOFA 给出Fortran 版和C 版两个基本天文运算的库函数,最新版SOFA 补充了IAU 在2006 年公布的岁差模型。SOFA 由两部分组成:天文库和矢量、矩阵运算库。其中前者有109 个子程序,可以进行天文历法计算、时间计算、星历表计算、岁差章动计算、恒星空间运动计算和主要星表系统的转换,后者有52 个子程序,功能则是矢量和矩阵的各种操作,当然其中包括了球面坐标系统的变换-IAU standard basic astronomical library SOF
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详细介绍了鱼眼图像畸变产生原理,校正方法。给出了MATLAB设计原理。-In detail this paper introduces the principle of fisheye image distortion correction method. Calibration the MATLAB source code is given, and mainly adopts spherical coordinate positioning method for correction.
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鱼眼图像校正算法,球面坐标定位法。能够对鱼眼图像进行校正,校正效果良好。-Fisheye image correction algorithm, spherical coordinate positioning method. Fish-eye image can be corrected, the correction effect is good.
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鱼眼畸变矫正的matlab实现(含GUI),有几种实现方法的可供选择,主函数fish_3D_2014.m包括:2D球面坐标法,3D投影法,金字塔3D投影法-Matlab achieve fisheye distortion correction (including GUI), there are several implementations to choose from, the main function fish_3D_2014.m include: 2D spherical coord
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基于opencv ,对获得的鱼眼图像进行显示,并用中心点标定的方法进行图像的矫正-Based on opencv, fisheye images obtained on display, with the center of the calibration method for image correction
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在球坐标系 下产生球面上均匀分布的随机坐标点,给出其直接抽样方。此程序用16807产生器产生-Generates a random coordinate points uniformly distributed in the sphere spherical coordinate system, given its direct sampling party. This program with a 16807 generator generates
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求流函数和速度势函数,采用球坐标系,使用网格点资料-Demand flow and velocity potential function using the spherical coordinate system, using a grid point data
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fdtdq.m 球面坐标系的fdtd实现程序
fdtdgpu.m 使用gpu并行的fdtd实现程序(The FDTD realization program of fdtdq.m spherical coordinate system
Fdtdgpu.m uses a GPU Parallel FDTD implementation program)
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控制小球在球盘上的位置(即在球盘坐标系中的坐
标),实现对小球位置的闭环控制,实时获取小球在球盘坐标系中的实
际反馈位置值。(Control the position of the ball on the disk (i.e., sitting in the spherical coordinate system).
In order to realize the closed-loop control of the ball position, the real time acquisi
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