forward selection

  • 释义

    预选

数据更新时间:2026-08-24 10:18:59
1、

now there are several feature selection methods applied to gene expression data, such as sequential forward selection, ga, s2n and so on.

目前已有不少特征选取方法应用于基因表达数据,比如顺序前进法、遗传算法、信噪比指标等。

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2、

The paper introduces electromagnetic metal-separating equipment about its working principle and common types, puts forward selection principle, provides selection case, lists metal detector about matter need attention in course of installation, handling for misoperation, analysis and treatment for common malfunction.

介绍了电磁分选金属设备的工作原理、常见的电磁分选金属设备的类型,提出了选用原则,举出了选用实例,列出了金属探测仪的安装注意事项、误动作处理措施和常见故障的分析处理办法。

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3、

reality shows begin with the forward selection, which is carried on in several regions in accordance with different provinces.

选秀节目根据不同的省份分成几大赛区,先进行预选。

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4、

Research on feature selection problem of rough set based spam filtering system, present a new feature selection method, which combines both Mitra's and Sequential Forward Selection and improve system classification accuracy.

对基于粗糙集的垃圾邮件过滤系统中的特征选择问题进行了研究,提出了用Mitra's+SFS算法来进行邮件特征选择,将过滤冗余特征和不相关特征相结合,提高了系统分类准确率;

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