最后，关于第三种虚拟漫游技术，本文简单讨论了基于图像的虚拟场景漫游这一崭新的技术。
At last, we discuss simply the new technique of walkthrough in Image Based Virtual Architecture environment.
摘要：碰撞检测是虚拟现实系统的一个重要组成部分，它对虚拟场景漫游及动态元素表达的真实性起着至关重要的作用。
Absrtact: Collision detection is an important component of virtual reality system. It plays a vital role in the reality of the virtual navigation and expression of dynamic elements.
在虚拟校园系统漫游过程中，虚拟场景漫游的动态物体与静态物体之间或者动态物体与动态物体之间的交互基础就是碰撞检测。
During the process of virtual campus walkthrough, collision detection is the vital interaction base between dynamic object and static object or among the dynamic objects.
虚拟场景漫游是虚拟现实技术的一种重要应用形式，也是近年来计算机图形学领域的一个研究热点，被广泛应用于军事、教育、航空航天、规划设计以及娱乐游戏等领域。
Virtual scene ramble is a typical application of VR, which forms a hot research area in computer graphics and is widely used in military, education, aerospace, urban layout and entertainment.
虚拟场景的漫游技术。
文章介绍了基于小波变换的虚拟场景构造技术，并实现了一个对柱面全景图、立方体全景图和球面全景图的实时漫游系统。
The article presents virtual scene building technology based on wavelet transform, and implements a real-time roaming system for cylinder, cubic and sphere panorama.
一个虚拟环境的建立主要包括创建场景和漫游场景。
The foundation of a virtual environment mostly includes two parts, creating of scene and navigation of scene.
以某化工企业的生产现场为模型，应用虚拟现实技术，建立了一套化工场景漫游系统。
A roaming system of chemical scene was introduced, which took producing locales of some chemical factory as model and developed by use of virtual reality technique.
目标与地面背景的真实感红外图像合成是红外场景生成和实现其虚拟实时漫游的关键技术。
Realistic infrared image synthesis of targets and their background is the key techniques to produce infrared scene and realize its virtual walkthrough.
提出了一套适用于VRML虚拟博物馆的虚拟场景优化方案，该方案在保证用户流畅漫游本系统的同时有效地解决了博物馆展品的细节显示问题。
An optimization program of virtual museum based on VRML is presented. The program can ensure that customers view roaming system smoothly, and solve the details of the museum exhibits display problems.
复杂场景的虚拟实时漫游是虚拟现实的一个重要的应用方面，它在军事仿真训练领域有着广泛的应用前景。
The virtual real-time rambling of complex scenes is one of the important applications of virtual reality which has wide foreground in the military simulation training field.
该文提出的建模方法简化了桥梁的建模过程，加快了桥梁建模的速度，且其最终的实现效果可满足虚拟漫游场景仿真的要求。
The new modeling method simplified the process of bridge modeling and can reduce time consumed on modeling. It is suitable for simulating the virtual cruise scene.
虚拟重建的过程主要包括数据获取、场景建模、漫游系统和实时渲染等。
The process of virtual reconstruction consists of data acquiring, modeling, rendering and real-time browsing system designing.
创建工具、场景描述语言和展馆发布及浏览模块作为系统的主要构件，将海量的博物馆资源数字化，并提供给用户进行虚拟参观和漫游。
The main components of the system are authoring tool, description language for virtual museum and network module, which digitalize the resources stored in the museum and allow clients to navigate.
虚拟环境漫游系统，传统上是采用计算机图形学原理建模来绘制虚拟场景。
Virtual environment walkthrough systems traditionally use computer graphics to model and render virtual environments.
构造可漫游的虚拟场景是虚拟现实中最基本的、必不可少的一个环节。
A virtual scene roamed randomly is a basic and necessary part in virtual reality.
实验表明，基于本方法建立的通道型虚拟场景消除了漫游过程中的空洞现象，实现了虚拟场景无限制、平滑的漫游。
The experiments indicate that the virtual scene based on this method eliminates the holes phenomena and can realize the unconstrained smooth virtual scene touring.
实验表明，基于本方法建立的通道型虚拟场景消除了漫游过程中的空洞现象，实现了虚拟场景无限制、平滑的漫游。
The experiments indicate that the virtual scene based on this method eliminates the holes phenomena and can realize the unconstrained smooth virtual scene touring.
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