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- This paper studies the grating projective images compression technology based on Discrete Cosine Transformation(DCT). 文中研究了基于离散余弦变换的光栅投影图的压缩。
- grating projective images 光栅投影图
- An optical device designed to project images of atmospheric phenomena, such as clouds, on the inside of a dome. 气象仪将大气现象的映像,如云,投射到一个圆顶内侧的一种光学装置
- CONCLUSIONS:Traditional device of grating projection was modified by using two CCD cameras to obtain grating imag... 结论:本方法改进了传统的投影光栅装置,应用2个CCD摄像头接收信号,实现了对面部三维数据的快速精确采集。
- Discusses the design of the cold light illuminator and the design of lens used in grating projection. 论述了光栅投影系统中冷光源的设计及用于光栅投影的透镜设计。
- A design on grating projective system 光栅投影系统设计
- A 3D vision measuring system based on stereovision theory and LCD grating projection technique is studied in this thesis. 本文研究了基于立体视觉原理和液晶光栅投影技术的三维视觉测量系统。
- No need to worry though, nature often conspires to project images of the eclipse so that stylish and appropriate patterns adorn many visible surfaces - including clothing - at just the right time. 其实这都是白操心的,因为大自然通常自有想法,迳自以最合宜日食图样来妆点许多表面,如果时间点恰好的话,甚至包括身上穿着的衣物。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- The sub-pixel accuracy in abstracting the fringe-centerlines can be obtained by the method of barycenter after preprocessing the fringe picture using grating projection. 对光栅投影条纹图像进行预处理,采用重心法提取条纹中心线位置,可以获得亚像素级的精度。
- The progress situations of Optical 3D shape measurement technique are presented in this paper, especially Grating Projection Profilometry and Digital Holography Profilometry. 本文对现阶段被广泛采用的光学三维形貌测量技术的发展现状进行详细介绍,重点分析现已应用在三维形貌测量中的光栅投影技术和数字全息技术。
- The large Color prints, large Monochrome prints and the Projected Images sections have the most numbers. 大型彩色照片、大型黑白照片和投影影响单元通常有最多的展览数量。
- The topic brings forward a method to get new 3D result points arranged according to light and shad based on the original 3D result points obtained in grating projection method. 摘要提出了一种通过光栅投影式测量方法所得结果来获取新的按明暗变化规律分布的三维点群方法。
- These distances, in turn, govern the size of the projected image. 另外,焦距也会掌控投影的大小。
- An optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome. 天象仪一种能将天体和其它天文学现象的影象投射到半球状圆屋顶内表面的光学设备
- The algorithm was presented as a mathematical description independent of any applications and was used to design a dual frequency grating projection profilometry system. 用独立于任何实际应用的一般形式给出了该算法的数学表述 ,并以此为基础设计了一套双频光栅投影轮廓测量系统。
- When mind perceives neither something nor nothing, then there is no other projected images either, and this lack of reference point is perfect peace. 当心觉受不到任何实境或虚境,然后也没有其他投射的影像,这种不具任何参考点的状态,即是完美的止静。
- From the reconstruct result, we can clearly observe the structures like flagellum and chloroplast which can’t be revealed in the projection images directly. 从实验的结果中,我们可以清楚的观察到不能在透射像中直接观察到的绿藻的鞭毛和叶绿体等细微的结构。
- Cross and angry words in family grate upon the ear. 不高兴与生气的话在一个家庭里令人不愉快。
- From the specimen’s tomography and reconstruction results, a void between the copper interconnects is clearly revealed that cannt be observed in the projection images directly. 从样品断层成像和三维模型中可以清晰看到铜连线之间通孔处存在空洞,这一现象将严重影响电路的正常工作。而在样品的电镜投影像中是观察不到这一现象的。