Therefore, it is necessary to perform feature reduction for every decision of the shot boundary.
因此，有必要对每一个镜头检测决策进行特征约简。
Therefore, it is necessary to perform feature reduction for the decision rules of shot boundary.
因此，有必要对镜头边界检测的规则进行特征约简。
A neural network numeral recognition method based on feature extraction and rough set feature reduction is proposed for numeral recognition of non-pointer instrument dial.
针对无指针式仪表表盘的数字识别问题，提出了一种基于特征提取和粗糙集特征约简的神经网络数字识别方法。
The method combined CHI value feature selection and rough set theory fully so as to avoid both feature reduction on a large scale decision table and the discretization of the decision table.
该方法将CHI值特征选取和粗糙集理论充分结合，避免了用粗糙集对大规模决策表进行特征约简，同时避免了决策表的离散化。
To overcome the shortage of information gain in text categorization, this paper proposes a method of feature reduction based on the relative document frequency balance information gain (RDFBIG).
针对文本分类中信息增益降维方法的不足，提出了一种基于相对文档频的平衡信息增益(RDFBIG)降维方法。
Feature reduction method involves feature selection and feature extraction.
降维的主要方法是特征选择和特征提取。
Feature reduction can generally fall into feature extraction or feature selection.
特征约简可通过特征提取或特征选择实现。
Feature reduction can generally fall into feature extraction or feature selection.
特征约简可通过特征提取或特征选择实现。
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