投射法

本研究的目的是采用访谈法、问卷法、社会测量法与投射法探讨小学生社会智力的结构。

A study was made to explore pupils ' social intelligence structure through interview , questionnaire , social test and projective technique .

MRCP采用SS-FSE序列厚层单次投射法。

MRCP used SS-FSE , thick single projection .

然而，体显示的主流方法&光线投射法（Raycasting）计算量很大，难以达到实时的显示。

However , the most popular method of volume rendering Ray Casting needs large amount of calculating , so difficult to achieve real-time display .

基于GPU计算的光线投射法体绘制研究

Study on Ray-casting-based Volume Rendering Using GPU Computing

并基于IDL开发环境，采用光线投射法和zbuffer相结合的直接体绘制算法，实现地质三维分析和可视化。

Direct Volume Rendering is employed , which includes ray_casting and z_buffer arithmetic . Visualization is realized with programmable data analysis and visualization environment IDL .

三维重建发展至今已经有很多算法，包括轮廓重建表面法、Cuberille方法、移动立方体法、光线投射法、足迹表法。

With the development of the 3D reconstruction , up to the present there have been many algorithms , including the outline reconstruction surface method , Cuberille method , moving cube method , the ray projection method and the track method .

应用斜投射法研究画法几何中图解问题

Solving graphic problems in descriptive geometry by using oblique projection method

利用体绘制技术中的光线投射法进行绘制，可以得到高质量的图像。

The high-quality image can be obtained by the Ray-Casting algorithm .

然而由于光线投射法需要大量的计算而受到限制。

However , it is limited by plenty of computation .

基于最优采样模式的自适应光线投射法

Adaptive Ray Casting Method Based on the Optional Sampling Pattern

方法：创意投射法。

Methods : A volutary projection method was developed .

矿床仿真模型中光线投射法的改进

Some Improvements on Ray Casting in Mineral Deposit Modelling

对圆弧投射法的进一步论证

Further Proof of the Method of Circle Arc Projection

基于快速求交的自适应光线投射法

An Adaptive Ray Casting Algorithm Based on Rapid Intersecting

辅助投射法在轴测图中的应用

The application of auxiliary projection method in Axonometric Drawing

光线投射法又是三维直接体显示算法中最基本的一种方法。

Furthermore , ray casting method is a basic method of DVR algorithm .

对经过分割后的脊椎图像，利用光线投射法实现了直接体绘制。

Volume rendering of segmented spinal image be implemented by using ray casting method .

四维画法几何中的曲线投射法

Curve projection in descriptive geometry of four dimensions

光线投射法是体绘制技术中的经典算法。

Ray casting algorithm is a volume rendering technique of producing superior image quality .

而且投射法在反馈策略中不占主导地位。

Moreover , recasts are not the dominant feedback strategies in the present study .

采用阴影投射法实现的光学并行模糊逻辑

Optical parallel fuzzy logic implementations using shadow-casting

用M阵列投射法测量三维空间坐标的位置

Using m-array patterns in determination of the position of an object in a three-dimensional space

光屏两点投射法测量超临界流体折射率的光路分析计算

Optical Path Analysis of the Refractive Index Measurement of Supercritical Fluid by two Point Projecting Mothod

心理状况粗估与心理咨询诱导技术&创意投射法

A Voluntary Projection Method for Rough Evaluation of Mental State and Inducing Technique of Mental Counselling

为了简化作图，本文介绍了直线辅助投射法及其在解决一些工程图学问题中的应用。

In order to simplify drawing , this paper introduced a method of line secondary projection .

圆弧投射法在求相贯线上特殊点中的应用

The Use of the Projection Method for a Part of Circle in Seeking the Especial Points on Conterminous Line

在光束投射法的基础上，结合三维线性插值和参数化光线等技术，并加入加权因子，提出一种基于可变步长的数字重建放射图像生成算法；

On the basis of ray-casting , a very fast variable step-size based algorithm for digitally reconstructed radiograph is presented ;

分析了各种三维重建算法的优缺点，采用体绘制算法中的光线投射法来实现眼球超声图像的三维重建。

The author analyzed the merits and disadvantages of different three dimensional reconstruction algorithm and used ray-casting algorithm to reconstruct the eyeball .

常用直接体绘制算法有光线投射法、单元投影法、快速体绘制算法。

There are mainly three kinds of Direct Volume Rendering algorithm : Ray-casting , Cell Projection and the Fast Volume Rendering algorithm .

其次，为解决交互式虚拟内窥镜成像的速度问题，使用精简后的光线投射法进行体绘制重建，在使其能够在保证一定图像精度的同时提高速度。

We also simplify the resample stage of the ray casting volume rendering to ensure the precision and improve the rendering speed .