We address the problems in user-level implementation of checkpointing for multithreaded process introducing the implementation strategy based on virtual object .

本文研究了多线程进程检查点用户级实现问题，提出了基于 虚拟 对象的检查点实现策略。

There exists an arrogant rationality which do not differentiate the modal object from virtual object of study and hence a boundless discipline .

目前的教育学存在着一种狂妄的理性，没有区分教育学的 实质研究 对象和形式研究对象，成为一门没有限度的学科。

The emergence of virtual property as well as the virtual object as a property crime directly to the traditional criminal law to challenge the basic nature of the offense and for the type of crime forming a real impact .

虚拟财产的出现，以及以此为 对象 的 虚拟财产犯罪，直接对传统刑法的基础性罪名提出挑战，并且对于犯罪的类型划分，形成了实际的冲击。

The virtual object storage ( VOS ) proposed in this paper is such an abstract storage level on which persistent objects and transient objects can be manipulated uniformly .

虚拟 对象存储器（VOS）就是这种抽象存储器层次，在其上，持久对象和暂态对象的操作是同一的。

A deformable dynamic physical model is established by discrete virtual object in this paper . Research was made on the methods of dynamic curved surface description and the scattering of virtual object . The major factors that influence the physical model are also discussed .

用离散 虚拟 对象方法构建了可变形的动态物理模型，研究了动态曲面描述、虚拟对象离散的方法，对影响物理模型的主要因素进行了讨论。

The paper designs the virtual scene collectivity model of the simulating service system and establishes the space time relation model between the virtual object and the view point of the virtual scene .

设计了模拟维修系统中的虚拟场景总体模型，建立了虚拟场景中 虚拟 对象与视点之间的时空关系模型。

The nature of AR is to embed the virtual object generated by computer into real-world and make the integration between virtual scene and reality in order to give people a sensitive impression that the information of real world have been added and enhanced .

增强现实的本质即是将计算机生成的 虚拟 物体嵌入客观存在的真实场景中，实现虚实融合，给人感官上的印象就是现实世界信息得到了补充和增强。

Checkpointing Process Based on Virtual Object Framework

一种基于 虚拟 对象的进程检查点实现方法

One of the critical technologies of augment reality & the registration of virtual object in augment reality is investigated .

研究增强现实的关键技术之一的 虚拟 物体注册技术，使增强现实系统中的增强信息更具有真实感。

The basic goal of 3D modeling is to generate virtual object of third dimension which can compare beauty with real one through acceptable complexity of algorithm .

3D造型的基本目标就是在可接受的算法复杂性下，生成真实感可以与实物媲美的 虚拟 物体。

Research on Virtual Object Movement in Outdoor Augmented Reality

户外增强现实中关于 虚拟 物体运动的研究

A projection algorithm combined with 3 color fiducial vision based registration for virtual object registration in augment reality system based on coordinate transition and 3D projection in 3D space is described in detail .

结合三色基准注册技术，借助三维空间中的坐标系变换和立体投影变换算法，建立增强现实系统中 虚拟 物体投影注册模型，提出并推导增强现实系统的 虚拟物体立体视觉投影注册算法。

AGV Local Path Planning Based on Virtual Object

基于 虚拟 目标的AGV局部路径规划研究

This paper proposes a process checkpoint implementation scheme based on virtual object framework . In our scheme the direct transaction between application layer and system layer is redirected to the transaction between application layer and virtual object layer then between virtual object layer and system layer .

基于 虚拟 对象策略的进程检查点实现方法把应用层与系统层的直接交互被重定向为应用层与虚拟对象层的交互以及虚拟对象层与系统层的交互。

Research on Virtual Object Manipulation Technology

基于 数据 手套 的 虚拟操作技术研究

The new scene graph structure is made up of objects surfaces and polygons . The behavioral characteristics of virtual object such as attribute information ( A ) state ( S ) event list ( E ) and behavior ( B ) are represented by 4-element structure .

该场景图具有对象-表面-面片3层结构，并用四元组的数据结构封装了 虚拟 对象的属性信息、内部状态集、事件列表以及与事件相对应的行为。

Research on Virtual Object Moving Simulation and Interaction Based on SGI OpenGL Performer

基于OpenGLPerformer的 虚拟 对象运动仿真及交互研究

However as the three-dimensional models in application get more and more complicated and the demands for real time interactivity and realistic simulation of motions of virtual object increase higher requirement of the efficiency of collision detection algorithm has been put forward .

但是，随着应用中三维模型的越来越复杂，以及人们对交互实时性和 场景真实性要求的提高，给碰撞检测算法的效率也提出了更高的要求。

Virtual social of human cognition genesis alienation usually appears as the dissimilation of the resolution of the false information the network garbage information of the alienation of resistance for their own and the relationship between the virtual object of the alienation of understanding .

虚拟社会中人的认识发生异化，通常表现为对虚假信息分辨力的异化，对网络垃圾信息抵抗力的异化，对自身与 虚拟 客体的关系认识的异化。

Augmented Reality ( AR ) is a technology that could add virtual object which is not existed in the real environment . Virtual object is generated by computer graphics etc technology into accurate place in the real scene as a real part .

增强现实技术是借助计算机图形等技术产生现实环境中不存在的 虚拟 对象并将其准确放置在真实环境中的某一空间位置，使其与真实环境融为一体的技术。

Moreover generating the realistic graphics of the explosion of virtual object is more challenging .

其中， 虚拟 物体爆炸效果的真实感图形生成技术更是具有难度的研究课题。

The most important subsystems are : the Static Model the Change Management the Virtual Object to Assemble and the Event Processing .

最重要的子系统是：静态模型、变更管理、 虚拟装配 对象和事件处理。

Virtual Object Registration with Projection Algorithm for Augment Reality

增强现实中 虚拟 物体的投影注册算法研究

A basic multi agent model centered on a virtual object controller is presented .

文中提出了以 虚拟 对象控制器为中心的多Agent基本模型。

As the name suggests Augmented Reality Technique referred to as AR is a technology that the virtual object or non-geometric information about the real object generated by computer is superimposed onto real-world scenarios enhancing the real world .

顾名思义，增强现实技术是将计算机生成的 虚拟 物体或关于真实物体的非几何信息叠加到真实世界的场景之上，实现了对真实世界的增强。

The method implements the separation between the geometry model and the behavior model of virtual object thus facilitating the platform for common applications .

比较好地解决了 虚拟 对象行为和几何模型的分离，增强了平台的通用性。

Nowadays the popular ISO surface visualization is based on 3D virtual object reconstruction .

目前，最流行的显示方式是 虚拟 物体的三维重建。

This model is a netted and agility four dimension virtual scene model and combines many kinds of virtual object organically . Through experiments it is indicated that the model can form one virtual scene which is similar with real world characteristic and is able to be browsed .

该模型为一个网状的可灵活操作的四维虚拟场景模型，这个模型有机地组合了各种 虚拟 对象，实验表明可形成一个具有类似真实世界特性并能进行浏览的虚拟场景。

The theory and methodology of several types of collision detection engines are discussed . SOLID library is applied as collision detection engine and a set of improved rules are brought out for the decision of virtual object being grasped by virtual hand .

探讨了各种碰撞检测引擎的主要理论和方法，并采用SOLID碰撞检测库和经过改进的抓取规则，来实现虚拟手对 虚拟 物体的抓取。

Limitations of development of virtual maintenance training system ( VMTS ) with commercial software could be reduced by the new scene graph structure . Furthermore collision detection between surfaces in VMTS is realized and complicated maintenance operation could be implemented with characteristics of virtual object .

该场景图结构弥补了商用软件开发虚拟维修训练系统的不足，实现了虚拟维修中表面间的碰撞检测，并利用 虚拟 对象的行为信息实现了复杂的维修操作。