后期数据 meaning in Chinese

late time data

And then it emphasizes the structure model and the process of data warehouse , the ways of extracting data from operation model and guiding into the data warehouse , the realization techniques of dealing with data synthetically , as well as the mechanism of how to superadd the upper data into the data warehouse , and introduces the realization techniques of the mining model of association rule , the apriori and the fp - growth arithmetic particularly
接着重点讨论了数据仓库的构建模型和构建过程，从操作型环境抽取数据并导入数据仓库方法，对数据进行综合处理的实现技术，以及后期数据如何追加到数据仓库的机制，并详细介绍了关联规则挖掘模型， apriori算法，和fp - growth算法的实现技术。