Computing method of weighted value for feature item based on text representation can determine extraction of text feature, which have influence on accuracy of the text clustering.
文本表示中特征项的权值计算方法决定了文本特征的提取，在很大程度上影响了文本聚类的准确率。
2
Use a method of time series piecewise linear representationbased on feature points as a way for pattern representation.
使用一种基于特征点的时间序列线性分段方法作为时间序列的模式表示。
3
This pap er describes a feature -based model that enhances the representation of geographical feature.