The realization of automatic selection and statistic function of elements in the system is introduced.
重点介绍了系统中元件自动选取和统计功能的实现。
The data dealing process involves many functions of GIS, such as data conversion, edit function, spatial analysis, database operating, and statistic function.
而数据处理过程则涉及GIS系统的数据转换功能、编辑功能、空间分析功能、数据库操作功能、空间统计分析功能以及图形显示功能等。
This procedure is based upon computing a t statistic and using a probability function to find the probability of observing a value that large by chance.
这个过程基于对t统计值的计算，使用概率函数求得随机大的观测值的概率。
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