selection methods的例句大全

In the classifier design process, different feature selection methods and different classification algorithms and different measurement methods are used. This paper uses BP neural network to classify.

在分类器设计过程中，可以采用不同的特征选择方法和不同的分类算法以及使用的不同的度量方法，文中采用了BP神经网络分类器。

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research on candidates selection methods of beam search algorithm

束搜索算法的候选选取方法研究

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The reciprocal recurrent selection inter-population has been used in CIMMYT, and FS, HS, S 1, S 2 and modified row recurrent selection methods have less used.

CIMMYT已经全面转向相互轮回选择，而沿用了几十年的全同胞、半同胞、S1、S2及改良穗行法等已很少使用。

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The traditional feature selection methods are based on the mathematical statistics, ignoring the semantic relationship between terms from text.

传统的文本特征提取方法都是基于数理统计的，忽略了文本中词项之间的语义关系。

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The commonly used feature selection methods include Information Gain, Mutual Information,χ 2 statistics, Expected Cross Entropy, Word Frequency method, Document Frequency method, Text Evidence and so on.

首先要进行特征选择，常用的特征选择方法包括：信息增益、互信息、χ2统计、期望交叉熵、词频方法、文档频次方法、文本证据权等。

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reasonable selection methods and economy study of impedance voltage of transformers

变压器阻抗电压的合理选择及经济性研究

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However, it is often infeasible to deal with such high dimensional data by classical variable selection methods.

然而，经典的变量选择方法面对如此的高维数据有可能完全失去作用。

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Firstly, the paper adopts the horizontal and vertical data smoothing method to process different load data, for the missing data, it uses similar selection methods for addenda, which avoids the impact for load forecasting accuracy by error data or missing data.

首先，本文采用数据横向和纵向平滑处理法对负荷异点进行了处理，用相似日选取方法对缺失的数据来进行补遗，避免了因错误数据或者缺失数据对负荷预测精度造成的影响。

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Heritability estimates from different selection methods in rice breeding

水稻不同选育方法的遗传率研究

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A Comparative Study on Several Typical Feature Selection Methods for Chinese Web Page Categorization

几种典型特征选取方法在中文网页分类上的效果比较

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Reasonable Selection Methods of Deformation Monitoring Analysis Reference for Crustal Movement Based on CORS

基于CORS的地壳运动变形监测分析基准的合理选择方法

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In this thesis, feature selection methods and emotion recognition methods in a facial emotion recognition system are studied.

本文就人脸表情识别系统所涉及的特征选择和识别方法进行研究。

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Experiments are made to compare the algorithms in four aspects: different feature selection methods, dimension, classifier and training set number, using F1 value and false ratio to evaluate.

从四个方面对各种算法进行测试，即不同的特征选择方法、维数、分类算法和训练集个数，采用F1值和虚报率对结果进行评价。

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in the distribution network, small current grounding system is widely used. the existing different grounding fault line selection methods in ineffectively grounding networks collect different fault information to deal with.

在配电网中，广泛采用小电流接地形式。

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Three potential task scheduler group selection methods are proposed and simulation tests are made.

提出了3种选择任务调度组的方法，并进行了仿真测试。

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We conducted experiments using three existing feature selection methods and combined organically these methods with genetic algorithms.

在实验中，使用三个现存的特征选择方法，用遗传算法将这些基于不同准则的方法有机地结合起来，以达到较好的特征选择效果。

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This paper compares several feature selection methods in text categorization, proposes a new feature selection method based on term frequency and inverse document frequency.

本文在分析比较几种用于文本分类的特征选择方法的基础上，提出了一种基于术语频率和逆文档频率的特征选择方法TDF。

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Review on drill bit selection methods

钻头选型方法综述

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innovative selection methods have enabled the isolation of high-affinity cancer-targeting and antiviral antibodies, the latter capable of redirecting viruses for gene therapy applications.

改革的筛选方法已经能够分离出高亲和力的癌-靶向及抗病毒的抗体，后者能够抑制病毒用于基因治疗。

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under different types of models will take a different model selection methods, the most commonly used is based on the most basic information theory model under the selection criteria-aic criterion.

在不同的模型类型下会采取不同的模型选择方式，最基本最常用的是基于信息理论下的模型选择标准&AIC准则。

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