Text feature selection is a process of recognizing and deleting redundant information and enhancing training documents cluster quality.
文本特征选择是最大程度地识别和去除冗余信息，提高训练数据集质量的过程。
Feature selection is an important process in a target classification program and directly affects the design and performance of the classifier.
特征选择是目标分类的一项重要步骤，直接影响到分类器的设计和性能。
This article analyses the kinematical feature of the cutting and loading process of the screw drum. It can provide certain theoretical basis for the selection of parameters for the drum.
分析了螺旋滚筒截割和装载过程的运动特性，可为滚筒的参数选择提供一定的理论依据。
It used the word as the unit for feature selection and add the pretreatment in text sentiment analysis process.
提出了以词为单位进行特征的选取，并在文本的情感分析中加入了预处理过程。
It used the word as the unit for feature selection and add the pretreatment in text sentiment analysis process.
提出了以词为单位进行特征的选取，并在文本的情感分析中加入了预处理过程。
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