Correlation predicates typically compare some key value in the event, such as a unique trip identifier, with a metric containing the same key.
关联谓词通常将事件中的某个键值(例如唯一旅行标识符)与包含相同键的度量作比较。
Methods: to introduce the correlation principal components regression (CPCR) and compare the difference between the CPCR and top-down PCR.
方法:介绍相关主成分回归c PCR法并将该法与传统的主成分回归进行比较。
It adopts space data characteristic compare, cluster analysis and correlation analysis, and synthetically utilizes GIS data model and the technology of computer to analyze the distribution network.
采用空间数据特征比较、时域聚类、相关性分析,综合利用配电网络GIS数据模型和计算机技术对配电网络进行深入的研究。
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