A set of digital image processing algorithms for suppression of undesired components and improvement of numerical reconstruction images quality are presented, which consists of hologram contrast-enhancement, band-pass filtering and V-filtering, reconstructed image smoothing, and several reconstructed images adding.
实验结果表明,这几种算法在全息图数值再现中有很好的效果。
参考来源 - 数字全息术用于三维物场重建方法的研究Basic mathematical model for recording and numerical reconstruction of digital hologram is elaborated.
从理论上详细阐述了数字全息图记录与再现的基本原理,建立了数字全息图记录和数值再现的数学模型,根据光波衍射的球面波和平面波理论,给出两种不同的数值再现思路,即频域再现法和菲涅耳变换法。
参考来源 - 数字全息术及其应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
在此模型中,把实车上使用的控制软件和车辆数值计算机械结构模型结合起来,再现了倾摆主动控制装置的动力学。
In the model the dynamics of the tilting active control devices are reproduced, combining the numerical mechanical model of the vehicle with the control software used on the real vehicle.
飞行可视化仿真系统采用计算机三维图形动画与飞行数值仿真相结合的设计方法,在计算机屏幕上再现无人机的飞行过程。
Visual flight simulation system combines three-dimensional computer graphics animation with flight numerical simulation for depicting flight process of Unmanned Air Vehicle (UAV) on computer screen.
数值模拟结果和客观分析结果的比较表明,非静力中尺度数值模式MM5有能力再现地面以上大、中尺度环流系统和热力场;
The comparisons between results of simulation and objective analysis have shown that MM5 has the ability to replicate large scale and mesoscale circulation systems and their thermodynamic field.
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