面向对象技术的采用产生了基于特征的地学可视化模型。
The using of object Orient technology brings Geo-Visualization data model base on characteristic modeling.
本文主要讨论了图像特征的抽取、存储、转换和建模原理与实现方法，进而构建可视化模型。
This paper discussed how to extract, store, and transform image features, and then to build a visualized model.
主要特征是多视点观察、可视化描述、概念为中心、过程为导向、模型做驱动。
The characters of the VOV reference frame are multi-viewpoint observation, visual description, concept centered, process direction and model drive.
在dcl界面利用标准结构的三维实体模型实现图形库的可视化，原型图的参数化引入了特征参数。
In the DCL interface, graph data videotex has been realized by using standard three - dimension object model, stamp parameter has also been introduced.
但作者对现有的基于行为的时空数据模型的分析中发现已有的模型在个人行为的动态性特征体现、行为可视化以及行为活动的统计、分析等技术上存在一定的欠缺。
But through the analysis of the data model for activity-based, the author found that the current models has some drawbacks on the dynamic character, videotext and statistic analysis and so on.
但作者对现有的基于行为的时空数据模型的分析中发现已有的模型在个人行为的动态性特征体现、行为可视化以及行为活动的统计、分析等技术上存在一定的欠缺。
But through the analysis of the data model for activity-based, the author found that the current models has some drawbacks on the dynamic character, videotext and statistic analysis and so on.
应用推荐