The process of knowledge discovery in time series includes preprocessing of time series data, attributes reduction and rules extraction.

知识发现的过程包括时间序列数据预处理、属性约简和规则抽取三部分。

youdao

Studies the process of data preprocessing, gives the key technologies and algorithms.

研究数据预处理过程，给出了关键技术和算法。

youdao

Data preprocessing is a critical step in the data mining as a whole process and it has vital impact on the success of a data mining project.

数据预处理在数据挖掘项目中有着举足轻重的作用，是数据挖掘整个过程的关键步骤之一。

youdao