矢量空间数据融合中最难的问题来自于数据的多源性、不一致性。
The most difficult problem in vector-vector data fusion is the multi-source and inconsistency of data.
而多源矢量空间数据融合最大的难题之一就是识别多源数据之间的对应实体。
While one of the most difficult tasks in vector-vector data fusion is the identification of corresponding object of multi-source data.
通过研究地质剖面相关数据模型，地质图和钻孔数据的融合模型，建立地质剖面绘制空间数据库。
By researching into relevant data model of geological section and integrated data model of geological map and bores, this paper establishes the spatial database of drawing geological section.
其中主动空间数据挖掘技术主要体现在数据融合，数据挖掘和知识发现的过程中。
Active Spatial data mining technology is used in the processes of alarm data fusion, data mining and knowledge discovery.
阐述了如何融合不同格式的数据以及如何融合空间数据与其它数据。
And also explains how to fuse data of different format and how to fuse spacial data to other kinds of data.
为了提高异构空间数据的融合、系统可移植性的需要，研究了基于XML的地理空间数据表达及其传输技术。
In order to enhance the fusion of different space data, and satisfy the system's transplant, geography space data expression based on the XML and its transmission technology are studied.
为了提高异构空间数据的融合、系统可移植性的需要，研究了基于XML的地理空间数据表达及其传输技术。
In order to enhance the fusion of different space data, and satisfy the system's transplant, geography space data expression based on the XML and its transmission technology are studied.
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