利用双目CCD相机记录的光栅投影测量技术是一种新型的光学测量方法。
Projection grating measuring technique, which records the measurement results with binocular CCD camera, is a new optical measuring method.
光栅投影测量物体三维轮廓技术利用计算机生成光栅条纹，通过投影仪投射到被测物体表面，采用CCD摄像机捕获条纹图像。
The technique of 3-D profile measurement based on grating strips project, which created the strips by the computer, projected it through the projector, and captured the strips image by CCD camera.
光栅投影成像是3维物体重建和测量的重要技术。
Raster projection imaging is an important technology for 3d object reconstruction and measurement.
建立了数字光栅投影轮廓测量系统的简易标定模型，以实现测量系统的简便化和便携式应用。
A simple calibration model was developed for digital fringe projection profilometry(DFPP) based on absolute phase extraction and space mapping techniques to simplify the measuring system.
与传统的光学测量方法不同，测量系统采用两个CCD相机记录投影光栅，减小了测量误差，提高了测量精度。
Differing from the traditional optical measuring method, the measuring system USES two CCD cameras to record projection grating, thus reduces errors and improves measuring accuracy.
实验结果表明本文采用的光栅投影式物体表面三维形貌测量方法能够获得比较满意的结果。
It is proved that this measurement method for three-dimensional shape of object surface with grating projection presented in this dissertation can obtain good results.
叠相还原的困难是光栅投影式轮廓测量技术中影响可靠性和阻碍自动化测量的最大问题。
The difficulty in phase unwrapping is the key problem that compromises reliability and prevents automatic measurement in grating projection profilometry.
首先将矩形光栅投影在被测表面上，利用光栅投影法测量自由曲面上每点高度信息。
First, grating is projected on measured free surface, and height data of each point on free surface is measured by the grating projection method.
阐述了一种非接触式结构光光栅投影三维测量技术原理，给出了利用该原理测量零件的过程和测量结果。
It is expatiated a not on the principle that using structured light grating projection measurement. Detailed measurement processes and results.
光栅投影法是计算机辅助设计、逆向工程等领域用于物体轮廓测量的常用方法。
Grating project is a common method use for profilometry in Computer-Aided Design, Reverse Engineering and other fields.
提出了一种实用化的三维测量系统-交叉光轴投影光栅系统。
A new and practical three dimension measurement system names Cross Optical Axis Projector Grating system (COAPGS) is proposed in the paper.
为解决该问题提出了利用双频虚拟光栅投影的三维测量方法。
So a method of 3d measurement technology based on virtual grating of double frequency was present in the paper.
采用光栅技术，用98J型精密测量投影仪对X光底片进行测量，用微机采集和处理数据。
The 98J mode precision measurement projector is used for measurement of X ray plate by grating technique and a personal computer is used to collect and to process the data.
系统介绍了两种投影光栅三维形状测量技术的原理、方法、硬件和软件，并介绍了在船用柴油机设计中的应用。
Two projecting grating 3-D shape measuring methods are developed, which have advantage of easy practicing, non-contacting and getting whole fields information and easy to realize.
实验表明，采用编码光栅投影视觉测量能够高效准确地测量自由曲面的三维轮廓。
Using grating projection and stereo matching based on these constraints, free-form 3-D profiles can be measured efficiently and accurately.
分析在光栅投影三维形貌测量中，用于对变形光栅像解调的低通滤波器的性能。
In 3-d profilometry based on structured light projection, the choice of low-pass filter to be used in the deformed pattern demodulation is crucial.
用软件在计算机上生成虚拟光栅，将两种频率的光栅合成为投影复合光栅进行测量。
The virtual grating was computer generated, so the grating was very fine and the frequency was easily changed.
对投影光栅方法获得的位相调制空间载波图进行二维数字图象处理，实现了散射物体的三维曲面测量。
The shape measuring of a diffuse abject is conducted based on 2-D digital image processing phase modulated fringe pattern acquired by the projection of Ronchi rulings.
对投影光栅方法获得的位相调制空间载波图进行二维数字图象处理，实现了散射物体的三维曲面测量。
The shape measuring of a diffuse abject is conducted based on 2-D digital image processing phase modulated fringe pattern acquired by the projection of Ronchi rulings.
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