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20040922
- 通过三维有限元计算来研究含圆孔有限厚度板的圆孔边缘应力场,找出了应力集中系数与板的厚度、 圆孔半径之间的关系,同时还分析了圆孔边缘的三维应力约束程度和三维应力约束区域的大小. 研究结果表 明:离面应力约束系数在板的中面最大,而在表面为0 ,三维应力约束影响区域的长度约为板厚的一半 应力 集中系数沿厚度的分布是不均匀的,其最大值及位置与厚度有关 有限厚度板中面的应力集中系数及其最大 值均大于平面应力或平面应变的应力集中系数 对含圆孔任意厚度板的应力集中问题,按平面应力或平面应
paper2
- 激光三维扫描数据的表面重建技术研究,不错的论文。-3D laser scanner data on the surface reconstruction, good papers.
FastStereoMatchingUsingRectangularSubregioningand3
- 本文提出了一种快速，可靠的立体匹配算法产生浓密视差图，通过使用快速互相关、矩形秩和3D最大表面技术粗到细计划。-This paper presents a fast and reliable stereo matching algorithm which produces a dense disparity map by using fast cross correlation, rectangular subregioning (RSR) and 3D maximum-surfac
3d-restruction
- 目的 利用 CT、 MR等获得的图像 ,重构出器官、 骨骼或组织的三维形体 ,帮助医生诊断、 治疗或制订手术方案。方法hear2Warp 算法通过将三维数据场的投影分解为错切变换( shear ) 和变形变换(warp)两步来实现三维重建 ,显著减少了计算量。先对体数据进行错切变换 ,然后在错切空间根据阈值法获取三维表面 ,根据光照模型得到三维表面的亮度 ,最后通过变形变换得到最终的结果图像。-The purpose of the use of CT, MR and other availabl
Solid-Shell-Elements-with-Surface-Contact-Formula
- Solid-shell elements form a class of fi nite element models intermediate between thin shell and conven- tional solid elements. They have the same node and freedomconfi guration of solid elements but account for shell-like behavior in th
STK
- 针对STK（Satellite Tool Kit）软件在军事任务可视化仿真领域中的广泛应用，为充分挖掘 其显示潜能，重点解决了影响其三维场景构建的瓶颈问题，即三维场景数据格式的转换和数据的获取 优化。在分析构建STK 三维场景所需要素及其作用的基础上，分别对地形、地表纹理、三维模型和GIS 等四类数据格式进行分析，并利用多种辅助软件，系统地提出了由较通用格式数据向STK 所支持格式 数据的转换方法，以及在对各类原始数据的获取和转换过程中出现的问题进行处理的优化方法。最后通过实例验
3D三维图形
- 提供一个更复杂的openGL3维图形实例，并简要介绍如何消除隐藏面-To provide a more complex openGL3 of dimensional graphics instance, and briefly describes how to eliminate the hidden surface
VTK-based-on-VCPP
- 首先介绍了医学图像三维重建的面绘制与体绘制方法，讨论了两种绘制方法的思想和优缺点，对常用的Marching Cubes算法和Ray Casting算法的原理和实现过程进行了阐述，并分析了可视化工具包VTK的实现机制。在VC++6．0平台下，结合可视化工具包VTK，分别基于Marching Cubes算法和Ray Casting算法对DICOM格式的CT图像序列进行三维重建，并给出了其实现的关键算法和3D可视化结果。通过人机交互，实现对重建后三维医学图像的旋转、缩放、平移等简单的交互操作。其次，通
FACE3D
- Abstract. We present a novel 3D face recognition approach based on geometric invariants introduced by Elad and Kimmel. The key idea of the proposed algorithm is a representation of the facial surface, invari- ant to isometric deformations, such
FACE3D-Series
- Abstract—Recently, a 3D face recognition approach based on geometric invariant signatures, has been proposed. The key idea of the algorithm is a representation of the facial surface, invariant to isometric deformations, such as those result
3d
- 三维曲面的算法详解 适合做算法的人去学习-Detailed three-dimensional surface algorithm algorithm suitable for people to learn
zuixiaoerchen
- 最小二乘法曲面拟合，三维曲面拟合程序，由多个函数组成-Least squares curve fitting, 3D surface fitting procedure, consisting of multiple function
GENERATION-OF-INCOHERENT-GROUND-MOTIONS-FOR-SSI-a
- This paper aims to present a new method for generating incoherent seismic ground motions on the basis of the stochastic deconvolution technique and the spectral representation method. The generated free field motion satisfies the imposed statisti
surface-defect-inspection--
- 3D平面检测文档 对于3维视觉平面检测的人非常有用！Design and Simulation on Surface Defect Inspection System of Micro Ring Parts-Design and Simulation on Surface Defect Inspection System of Micro Ring Parts
Accelerating-Depth-Image-Based-Rendering-using-GP
- In this paper, we propose a practical method for hardware- accelerated rendering of the depth image-based representation (DIBR) object, which is defined in MPEG-4 Animation Framework eXtension (AFX). The proposed method overcomes the drawbacks