The projection iterative method (PIM) is used to analyze electromagnetic scattering characteristics of two dimensional and three dimensional electrically large conducting objects in this paper.
将投影迭代法应用于分析任意二维和三维电大导体目标的电磁散射特性。
In order to measure the shape of three-dimensional objects, a non-contact system based on binary-code light projection method was developed.
建立了一个基于二进制编码结构光的三维形貌测量系统，推导了测量系统的物象关系式，并对测量系统进行了标定。
Type 3: Breaking objects apart and Projection .
型：打破物体除了和投影。
The regularization method for density reconstruction of axially symmetric objects using a single Xray projection is described.
论述了由单幅X射线投影进行轴对称物体密度重建的正则化方法。
Orthographic projection often seems a bit odd at first, because objects stay the same size independent of their distance: it is like viewing the scene from an infinitely distant point.
垂直投影乍眼一看有点古怪，由于物体的尺寸并没有因为它们的距离而改变，而是保持大小相同。
Medium: Chinese rice paper, Chinese ink, decal, found objects, projection, and sound.
中国宣纸，中国墨水，刻图，建筑材料、投影和声音。
Based on the computing of projection density, it separates the terrain and the objects, extracts the feature information, and gains the basic 3d laser model.
改进基于投影密度的计算，进行地形、地物分离，并提取其特征信息，得到基本的三维激光模型。
Projection data is obtained from an integration of the reflectivity coefficients of the objects along the circular arc of the wavefront with a radar beamwidth.
反射数据实际上是反射特征系数沿着具有一定雷达波束宽度的波阵面圆弧的积分。
In this DVD, Kevin guides the more advanced modeler through the steps of laying out UVs on more complicated organic objects, where no single simple projection will work.
在这张DVD，凯文引导通过铺设了更多的复杂的有机物体，很好的工作流程和工具，更先进的建模。
Parallel projection of the affine coordinate system has a significant impact on computer graphics recognition, objects tracking or solid model reconstruction.
空间仿射坐标系的平行投影问题在计算机图形识别、跟踪目标及三维实体重建中具有重要意义。
In this paper, we propose a new algorithm based on sub-aperture and filtered back-projection algorithm to estimate the anisotropy of objects scattering centers in wide-aperture imaging.
介绍了由投影重建图像的基本原理，对扇束滤波反投影重建算法进行了分析，并针对该算法的特点提出了一种提高算法求解速度的方法。
Mastering basic principles of Orthographic Projection; knowing how to observe and analyze engineering objects using project methods;
掌握并应用正投影法的基本原理，学会运用投影法进行工程形体的观察。
As extension of the back-projection, a concept of spherical back-projection(SBP)is proposed, and then a SBP algorithm is presented to reconstruct near-field microwave images of conducting objects.
作为CT中背投影响的推广，给出了球背投影的概念，进而提出了由散射近场重建理想导体目标轮廓的球背投影法及其实现算法。
As extension of the back-projection, a concept of spherical back-projection(SBP)is proposed, and then a SBP algorithm is presented to reconstruct near-field microwave images of conducting objects.
作为CT中背投影响的推广，给出了球背投影的概念，进而提出了由散射近场重建理想导体目标轮廓的球背投影法及其实现算法。
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