The base state with amendments model is used widely as a spatiotemporal data model.
基态修正模型是目前应用较广的一种时空数据模型。
The paper introduced object oriented spatiotemporal data model, looked on all kinds of things as objects and described road as face shape element.
本文引入面向对象的时空数据模型，把各种实体作为对象，把道路作为面状要素描述。
The model plays a significant effect in solving the problems of the traditional spatiotemporal data model based on base state with amendments in existence.
该模型在解决传统基态修正时空数据库模型存在的问题方面起到了显著的效果。
A spatiotemporal data model is proposed to represent dynamic road networks based on base State with Amendments model and object-version management theories.
基于基态修正模型以及对象版本管理的思想，提出用于动态道路网络数据管理的时空数据模型。
This paper sets forward a new spatiotemporal data model based on the states of the changing features according to the character of land registration change.
本文结合实践中地籍变更的特点，提出了基于特征变化状态的时空数据模型。
According to the spatial and temporal characteristics of GIS-T data, this thesis has carried on the analysis and comparison of several existing spatiotemporal data model.
根据GIS - T数据所具有的时空特性，本文对现有的时空数据模型进行对比分析。
At present, there isn't a clear definition and description of spatiotemporal topological relationships which is a conceptual and formal basis of spatiotemporal data model.
目前，国际上对于作为时空数据模型概念和形式化基础的时空拓扑关系定义和描述还没有一个明确的阐述。
It is proven that the model is well applicable to line process data with the dynamic characteristics, and can also provide basis for spatiotemporal data model whole designing.
结果表明，该模型能够很好地应用于具有时空过程特性的线数据中，也为时空数据模型的总体设计提供借鉴。
The application shows that the spatiotemporal data model designed in this study makes practical sense to perform the reappearance of historical state and backdating effectively.
应用表明，本文设计的时空数据模型，在高效实现历史状态再现、回溯方面有一定的实践意义。
The main contributions of this thesis are as follows: After analyzing GIS-T data and spatiotemporal data model, some problems of some existing spatiotemporal data model have been gotten.
本文的主要研究工作有以下几点：通过对GIS - T数据和时空数据模型的分析，探讨现有的GIS - T时空数据模型所存在的问题。
Data model is one of the central activities in the research of spatiotemporal database.
时空数据模型是时空数据库的研究重点之一。
Then, the model is employed to visualize the spatiotemporal variation of rainfall data.
应用水文时空数据模型显示降雨数据的时空变化过程。
Compared with the traditional model, the spatiotemporal extended object model is able to speed up the data modeling process and to make model easier to comprehend and maintain.
时空扩展对象模型与传统方法相比，能更方便地获取时空信息，加速建模过程，使建立的模型更容易理解和维护。
In this paper, the author studied the methods of spatiotemporal data updating and query on the basis of base state with amendments model.
本文在基态修正模型的基础上，对时空数据更新和查询的方法进行探讨。
With more and more spatiotemporal data enriching the pavement history database, the precision of the prediction model will be improved greatly.
随着历史数据的不断完善，预测模型的准确性也将不断提高。
With more and more spatiotemporal data enriching the pavement history database, the precision of the prediction model will be improved greatly.
随着历史数据的不断完善，预测模型的准确性也将不断提高。
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