Graphic Models

Video Semantic State Modeling Using Undirected Probabilistic Graphic Models

基于无向概率图模型的视频语义状态建模

The graphic models have been designed with object-oriented technology and some major functions of graphics platform have been finished .

应用面向对象技术实现了电力体系装备图元的建模，并实现了图形平台一些主要功能；

Graphic models are widely used in both research and practice of software engineering thanks to their intuitive and expressive features .

图形化模型用图形来描述被研究系统的结构和行为，具有直观易懂的特点，在软件工程的研究和实践中得到广泛使用。

A mixture model , which includes hidden Markov models and undirected probabilistic graphic models , is used to describe the dynamic background .

算法主要利用概率图模型中两个具体的模型：隐马尔可夫模型和马尔可夫随机场建立一个混合的概率图模型，对视频中背景建模。

Besides , it illustrates the software systematic analysis approach based on problem statements and use cases ; and the uses and scopes of various graphic models in UML .

此外，文中还详细介绍了基于问题说明和用例分析的软件系统分析方法，以及UML中多种模型图的使用方法和适用范围。

The realization of online cartographic generalization is quite difficult in cartography , with the development of graphic researches , models and methods are developed .

在线地图综合一直是地图制图领域中的难点，随着地图综合研究的不断深入，许多理论、模型和成果相继产生。