materials and methods dynamic 3d mr scanning of lower extremity arteries with moving-bed infusion tracking technique was performed in 16 patients with suspected vascular disease of the lower extremity.

first, we validated the feasibility of the calibration method by simulated data, and then, we carried out experiments on the platform of 3d laser scanning system.

我们首先通过数值仿真验证了标定方法的可行性，接着在本文的三维激光测量系统平台上进行了实验。

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the skin data are obtained by 3d body scanning, and the combination of the human body with clothing is solved by a proposed position synchronization method.

蒙皮数据通过三维扫描模型获得，利用姿态同步技术将人体与服装结合。

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this paper introduces the principle of the color 3d laser scanning measurement. the light-plane-equation mathematical model of spatial 3d coordinates is derived.

介绍了彩色三维激光扫描测量系统的工作原理，推导出空间三维坐标的光平面方程测量模型。

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the hardware includes a computer and a set of self-developed 3d laser scanning system that is based on a 2d laser radar.

系统的硬件由一套自行设计的基于2D激光雷达的三维扫描系统和一台电脑构成。

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with the wide application of 3d digital scanning devices, point-based rendering research has become a hot area in recent years.

3D数码扫描设备在计算机图形学中的广泛应用使得基于点的图形绘制技术研究越来越引起人们的广泛注意。

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conclusion: 3d magnetic scanning is practical, accurate and should facilitate assessment of left ventricular function.

结论：三维磁性传感取样法实用准确，有利于对左心室功能的评价。

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a study for the interchange survey based on the vehicle-borne 3d laser scanning system

基于车载三维测量系统的立交桥三维信息获取研究

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modeling and reconstruction of unstructured scenes using 3d laser scanning

基于三维激光测距的非结构化场景建模与重构

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customized product ergonomics evaluation technology and application based on 3d body scanning

基于三维人体扫描的客制化产品工效学评价技术与应用

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the application research of terrestrial 3d laser scanning system in surface mine monitoring

地面三维激光扫描系统在露天矿监测的应用研究

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study on the application of 3d laser scanning technology in landslide monitoring

基于三维激光扫描技术在滑坡监测中的应用研究

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the application of 3d laser scanning technology on the building's modeling

三维激光扫描技术在建筑物建模上的应用

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the method of quantitative defect assessment was studied. the length and width of the defects were evaluated quantitatively according to the change of 3d scanning peak voltage, and the defect depth was evaluated with the zero passage time of the 3d differential signal.

研究了缺陷定量估计的方法：根据三维峰值扫描电压变化定量估计缺陷长度和宽度，以三维分量差分信号的过零时间估计缺陷深度。

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with the rapid development of 3d scanning technology, meshes have become a widespread and popular representation of models in computer graphics, and mesh processing techniques have received a lot of interest lately.

随着三维扫描技术的发展，三维网格模型成为几何造型和计算机图形学领域中最通用的表示物体形状的方法，网格模型的处理成为热点研究内容。

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and the algorithm can be applied to not only the points of the surface but also the volume data ( such as 3d scanning data, mri data).

新算法不仅适用于表面三维散乱点数据，也可以对体数据进行重构，具有一定的通用性。

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with the development of 3d scanning technique, skeleton extraction from scanned human body model is one of the most active research areas in virtual human modeling.

随着三维扫描技术的逐渐成熟，三维人体扫描模型的骨架提取逐渐成为虚拟人建模研究领域的热点之一。

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the laser 3d scanning technology, with its particular predominance, is playing an increasingly important role in every walk of our life.

激光三维扫描技术以其独有的优势正在各行各业发挥着越来越重要的作用。

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In 3D scanning system based on dot laser, artificial neural networks are used for calibrating the distortion of CCD range sensor.

在点状激光三维扫描技术中，用线阵CCD采集深度坐标，用前馈型人工神经网络对深度坐标进行非线性修正。

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in reverse engineering, advances in 3d scanning technologies have promoted the emergence and rapid development of point-based techniques.

在反求工程中，基于点的点云处理技术是随着数据测量技术的进步而迅速发展起来的一门新兴技术。

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in this paper, the surface topography of resin bonded grinding wheel was measured by laser 3d scanning.

采用激光三维扫描方法，对树脂结合剂砂轮的表面形貌进行了测量。

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