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realistic image     
相关语句
  真实感图形
     OpenGL-based Realistic Image Rendering Technique and Its Application
     基于OpenGL的真实感图形绘制技术及应用
短句来源
     Study of Realistic Image Synthesis by Ray Tracing
     光线追踪法生成真实感图形的研究
短句来源
     Scientific visualization, computer animation and virtual reality are the three focuses of modern computer graphics, and 3D realistic image rendering is the core of the three focuses.
     科学计算可视化,计算机动画和虚拟现实是现代计算机图形学的三个热点,而这三个热点的核心都是三维真实感图形的绘制。
短句来源
     4) Synthetically applying 3D special observation theory and realistic image drawing technology, the paper implements the dynamical exploring in the 3D realistic scenes based on the OpenGL technique.
     4)综合应用三维空间观察原理和真实感图形绘制技术,基于OpenGL实现了道路真实感场景的实时动态浏览。
短句来源
     Research and implementation of Solid Module Realistic image Display for CAID
     CAID系统中真实感图形绘制的研究与实现
短句来源
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  真实感图像
     Research on Pre-computation and Sampling Based Real-time Realistic Image Rendering Technology
     基于预计算及采样的实时高真实感图像绘制技术研究
短句来源
     Realistic Image Rendering System Based on the Photon Mapping and Application Research in Participating Media
     基于光子映射图真实感图像生成系统及参与介质绘制研究
短句来源
     The method based on Monte Carlo integration is the main technology to generatethe high quality, physical realistic image, and the first important key in it is calledpixel sampling, means how to get the proper positions in every pixel of the imagescene to compute the global illumination effect and then give the generated image.
     基于蒙特卡罗积分技术的整体光照计算是合成高质量、物理真实感图像的主要途径,其中的第一个关键环节就是所谓的像素抽样,即如何在图像平面的每个像素内抽取适当的位置实施整体光照计算、进而得到生成图像。
短句来源
     Real-time realistic image rendering is one of the most important and difficult problems in Computer Graphics, previous methods cannot provide highly realistic image in real time.
     实时的高真实感图像绘制是计算机图形学中的主要难题之一,传统的方法难以在提供真实感图像绘制结果的同时保证足够的绘制速度。
短句来源
     Recently,the FPGA is mainly used in the realistic image or video processing,but it is still a blank to make use of it in the Non-photorealistic rendering research. An effective method is proposed based on the FPGA to output a Pencil Drawing image or video by inputting a realistic image or video.
     然而就目前来说,FPGA主要用于真实感图像或视频的处理,而把FPGA应用于非真实感绘制的研究还是一片空白,因此提出了一种基于FPGA把输入图像处理为铅笔画输出或把输入实时视频处理为铅笔画视频输出的方法。
短句来源
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  实际图像
     Then the algorithm is applied in synthetic test image and realistic image, and segmentation results are compared with that of standard FCM algorithm and FCM algorithm based on two-dimensional feature, which suggests that proposed algorithm has better effect.
     将该算法用于人工图像和实际图像的分割实验,将其分割得到的结果和标准的FCM算法以及基于二维特征的FCM算法得到的结果进行比较,分割效果有明显的改善。 3)对另一种利用空间信息的方法进行了研究,即对FCM的目标函数进行惩罚从而约束隶属度函数。
短句来源
  真实感图象
     Graph rendering is a process of producing realistic image efficiently from a given model.
     图形渲染,就是根据模型产生具有真实感图象的过程。
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      realistic image
    Promising quantiative results are reported from experiments with realistic image sequences, including cases with sizeable perspective deformation.
          
    A more realistic image of Lewin and his legacy emerge as a result.
          
    Public knowledge of the syndrome with a realistic image will be highly beneficial to the children and their families.
          
    The underlying psychodynamics include the child's inability to integrate two sets of parental images-often one "bad" and the other "good"-into a single realistic image, and resultant impairment in the development of the superego.
          
    A spectrally based framework for realistic image synthesis
          
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    This paper presents methods to generate realistic images on microcomputers using ray-tracing techniques.The spectral global illumination model,which simulates the reflection and transmission of light based on spectral calculations,is used in the procedure.Effrts are made to improve the traditional Ray-Tracing algorithm.New algorithms for ray-tracing revolutions of free-form curves.Nth degree Bezier cylinders,and for anti-aliasing ray-traced images are presented.These algorithms with less computational...

    This paper presents methods to generate realistic images on microcomputers using ray-tracing techniques.The spectral global illumination model,which simulates the reflection and transmission of light based on spectral calculations,is used in the procedure.Effrts are made to improve the traditional Ray-Tracing algorithm.New algorithms for ray-tracing revolutions of free-form curves.Nth degree Bezier cylinders,and for anti-aliasing ray-traced images are presented.These algorithms with less computational expense than traditional methods makes it possible to generate the ray-traced images of complex objects on microcomputers,therefore,provide the tools for computer-aided geometry desigr,computer-aided architecture design and computer animation.

    本文用光线跟踪技术在微机和光栅图形设备上生成高度真实感的三维图形。本文使用了考虑光在景物中的反射和透射且采用光谱计算的光谱整体光照明模型,对传统的光线跟踪算法作了改进;对光线跟踪自由曲线旋转面、光线跟踪N次Bézier柱面,光线跟踪反混淆等问题提出了新的方法。这些方法和传统方法相比有更少的时间复杂度,为在微机上实现光线跟踪较复杂物体提供了可能性。本文算法为计算机辅助几何设计,建筑设计,计算机动画提供了工具。

    Realistic Image Synthesis is one of the most significant research fields in computer graphics. This paper surveys most of the major issues concerning Realistic Image Synthesis, including illumination models, rendering algorithms, texture mapping, shadow generation and environment modelling with emphasis on the application of global illumination models and their associated rendering techniques, in particular, the ray tracing algorithms and ra-diosity approaches.

    以真实感图形为代表的光栅图形技术日益成为计算机图形学发展的主流。本文围绕光照模型、画面绘制、纹理映射、影子生成以及场景造型等诸方面对真实感图形技术作了较为全面的综述,并着重讨论了整体光照模型和实现及其各种光线跟踪技术和光能辐射度方法。

    Ray tracing, used during generating realistic images, is systematically introduced in this article. And some improving methods are given for shadow test and antialiasing.

    本文对逼真图形生成过程中所使用的光线跟踪法作了系统的介绍,并对其中的阴影测试及抗阶梯效应的几种改进方法作了说明。

     
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