kernel function

Aiming at the SVM based feature selection method, the proposed algorithm tries to utilize the maximum margin property sufficiently and then rank and select features using support vectors and the kernel function.

针对基于支持向量机（SVM）的特征选择问题，文中充分利用SVM的最大间隔特性，利用支持向量和核函数来对特征进行排序和选择。

And during whole deformation process, the domain of the material kernel function includes similar nodes number.

在整个变形过程中, 物质核函数的影响域包含相同的节点数,通过坐标转换方法满足本质边界条件.

According to the statistic characteristic of covariance function, parameter estimation can be given for kernel function.

由协方差函数的统计特征，可给出核函数的参数估计。

A new intrusion detection method is proposed based on WHVDM kernel function and Center Distance Ratio ( CDR ) .

2提出了基于 WHVDM 核函数和中心距离比值法的入侵检测.

The problems of kernel function selection and parameter determination are analyzed.

主要研究了适于解决高维问题的支持向量机（SVM）方法在高光谱图像分类中的应用，分析了核函数选择及参数确定问题。

Geological information at different depth was described by introducing a mixed window kernel function to SVM.

通过引入窗口核函数,准确地反映了不同深度的地质信息.

Thekernel function is modified by means of a conformal mapping, which makes the kernel function data-dependent.

利用与数据有关的保角映射, 使核函数具有数据依赖性.

Recent years, some scholars have applied the kernel function to the ensemble learning and achieved good results.

近年来一些学者将核函数应用到集成学习中，取得了良好的效果。

The kernel function model selected by LOO estimation can approach the best value satisfactorily.

应用LOO估算 选择的核函数模型能够较好地退近最佳值.

Using the kernel function is Support Vector Machine successful key technology of algorithm.

并阐述了支撑向量机的关键技术—核函数.

Kernel function is applied in PCA and DDA, so the linear discriminance method is dislinearized.

在主分量分析方法以及线性判别式方法中,引入核函数, 使得原来的线性判别方法非线性化.

A novel algorithm is presented based on kernel function to identify the nonlinear system.

提出了一种新的基于核函数的非线性系统辨识方法.

The influence the kernel function types and kernel parameters brought on classification accuracy was deeply studied.

较深入研究了核函数类型及核参数对分类器精度的影响。

How could we adjust the kernel function if we thought It'should have a particular form?

如果我们认为应该使用特定形式的核心函式,我们该如何调整它?

Firstly, the spectrum data is processed by principal component analysis ( PCA), then, an estimating model based on a Gaussian kernel function is set up using the PCA data and their temperatures.

首先对历史光谱数据进行主成分分析（PCA）处理，再根据PCA特征数据与其表面温度的对应关系建立温度的估计模型，该模型是基于高斯核函数的。

How do we choose the kernel function?

我们如何选择核心函式?

Based on the idea of semantic kernel method, a semantic matrix is established by using word similarity computation proposed in this thesis, the kernel function is re-defined, and a novel semantic kernel is build at last.

基于语义内核方法的思想，采用本文的词语相似度计算建立语义矩阵，并重新定义内核函数，构建了一个改进的语义内核。

Kernel function and its parameters of individual SVMs can be selected automatically with evolutionary strategy.

并采用了演化策略对支持向量机的核函数和相关参数自适应地进行选择。

A new adaptive kernel function, named the radial parabola kernel ( RPK), is proposed, the RPK can adopt the optimizing method to filter cross-terms adaptively according to the signal distribution, obtain good time-frequency resolution, and offers improved TFD for a large class of signals.

该核函数可根据被分析信号的不同特性，采用优化方法自适应对模糊函数进行低通滤波，最大程度地滤除交叉干扰项，提高时频分辨率，具有对信号的广泛自适应性。

Optimization of SVM with RBF Kernel Function approximation study of RBF

基于RBF核的SVM学习算法的优化计算RBF网络在逼近能力方面的探讨

The test indicated that tile radial primary kernel function is the best classification method.

试验表明选用径向基核函数所得的分类效果最好.

Application of PCA based on kernel function in analysis of QAR data

基于核函数的PCA在QAR数据分析中的应用

Based on Stokes's law, the mathematical expressions of singularity integrity of kernel function is obtained and the infinite boundary element is used to analyze infinite boundary conditions.

文章首先获得了核函数奇异积分的数学表达式，然后分析了无限单元的特性及其应用方法，最后通过分析比较得出边界元法与雪弗隆程序结果相近。

Thirdly, with respected of the machine learning, we use least square support vector machine to train model, and lower the misclassification rate by choosing the kernel function and parameters value.

在机器学习方面：本文采用最小二乘支持向量机来训练模型，通过调整模型核函数以及选择模型参数来降低模型的错分率，提高模型的效率。

According to the characteristic of ear image and the study of the existing biometrics recognition technology, we try to use a Fisher discriminant analysis algorithm based on kernel function for ear recognition in this paper.

针对人耳图像自身的特点，并通过对现有生物识别技术的研究，本文尝试采用了一种基于核函数的Fisher判别分析算法对人耳进行识别。

Analyze the application of kernel function in SVM including support vector regression ( SVR), kernel time series prediction and kernel principal component analysis ( KPCA) comprehensive evaluation model.

就SVM的核方法在经济预警系统中的应用进行了分析，包括支持向量回归、支持向量时间序列预测方法和核主成分分析（KPCA）多指标综合评价方法，并给出了数据实验。

The disadvantages of current Linux audit system are analyzed in this paper, and then an example of realizing the function of kernel-level audit system based on LKM is given.

本文在分析当前审计系统所存在问题的基础上，给出了一个利用可加载内核模块的方法实现内核级审计的例子。

At last, using the chosen eigenvector and kernel function build dam deformation forecasting model.

最后利用选定的特征向量及核函数建立大坝变形预测模型.

And thus the fine time-frequency resolution can be obtained. The RPK time-frequency distribution not only suppresses the cross-terms preferably but also removes the noise of signals due to the adaptive filtering of the kernel function.

自适应抛物线核时频分析方法由于核函数对信号自项的选通作用，不仅较好地抑制了交叉项，同时对噪声起到了很好的抑制效果。

Super advertising shield and attached a crucial handoff IE kernel function.

附带超强的广告屏蔽和IE内核一键切换功能.