Principal component analysis (PCA) is used in data compressing and statistical features extracting.
主分量分析技术通常用于数据压缩和统计特征的提取。
Extracting that file to your Eclipse directory places files in the features and plugins directories.
将该文件解压缩到Eclipse目录，在功能和插件目录中得到这些文件。
It explained the Salesforce data loading and extracting processes and the data enrichment features in the Quality stage.
文中解释了Salesforce数据装载和提取过程，以及Quality stage中的数据浓缩特性。
First, here are some additional features that tput provides: extracting terminal information such as the devices, the number of columns and rows, and clearing data from the screen.
首先，tput提供了以下一些附加功能：提取终端信息(如设备，列数和行数)和清除屏幕上的数据。
Extracting the features related to the adhesive state and quality between metal and nonmetal, through the methods of signal analysing and processing.
通过信号分析与处理的方法，提取出与金属和非金属粘接状态和粘接质量有关的特征量。
At first extracting features of chromaticity moments was done then classification method of SVM for recognition of plant disease was discussed.
首先利用色度矩提取植物病害叶片的特征向量，然后利用支持向量机分类方法进行病害的识别。
A new method for extracting radar target pole features from its RCS is presented in this paper.
本文研究了雷达目标识别过程中关于目标的编码、分类特征的提取与选择等问题。
Extracting or construction of the invariant features is one of the key technologies in the field of pattern recognition and computer vision.
图像不变量特征的提取与构造是模式识别和计算机视觉领域中的关键技术之一。
Extracting effective features for texture description and classification is always a difficult problem in texture analysis.
提取有效的特征用于纹理描述和分类一直是纹理分析的难点。
This paper studied a method of extracting the text features based on the kernel and scatter difference.
研究了一种基于核的最大散度差准则的文本特征抽取方法。
Extracting entire features, such as rotational axis and profile from archaeological fragment is helpful for rapid reconstruction of cultural relics.
从来自旋转体文物碎片中估计出旋转轴，轮廓线这些整体特征有助于快速修复文物。
At first, extracting features of chromaticity moments of texture image of grape disease is done, then classification method of SVM for recognition of grape disease is discussed.
首先利用色度矩提取葡萄病害叶片纹理图像的特征向量，然后将支持向量机分类方法应用于病害的识别。
Extracting the sound frequency features is vital for the noise diagnosis expert system to detect the gear processing error in a transmission.
汽车变速器齿轮制造缺陷声频特征的提取，是汽车变速器噪声故障诊断专家系统准确诊断齿轮制造缺陷的关键。
At first, extracting features of chromaticity moments was done, then classification method of SVM for recognition of plant disease was discussed.
首先利用色度矩提取植物病害叶片的特征向量，然后利用支持向量机分类方法进行病害的识别。
At first, the extracting features of chromaticity moments of texture image of maize disease is done, then classification method of SVM for recognition of maize disease is discussed.
首先利用色度矩提取玉米病害叶片纹理图像的特征向量，然后将支持向量机分类方法应用于病害的识别。
The extracting features of metallography is the key to metallographic analysis.
金相图象特征信息提取是进行金相分析的关键。
Extracting high level features from video accurately benefits the content-based video retrieval.
准确提取视频高层语义特征，有助于更好地进行基于内容的视频检索。
Hand gesture recognition is composed of three parts, preprocessing hand gesture images, extracting image features and recognition.
手势识别的过程大致分为三个部分，手势图像预处理、手势图像特征提取和识别。
By extracting the features of the characters together with the user secret keys and the hash technology, the scheme embeds the information of the text and the user into the transforming text.
通过提取文字的特征，结合用户密钥和哈希技术，该方案将文本信息和用户信息嵌入到待传输文本中。
The detection of single cell, extracting of morphological features in complex background image and design of BP sorter are finished.
完成了复杂背景图像中单个细胞的检出，形态特征的提取，BP分类器的设计。
A method for extracting the features of rub and impact in rotor systems supported on squeezed film dampers is studied in this paper.
本文研究了支承在挤压油膜阻尼器上的转子系统碰磨故障特征的提取方法。
A method of extracting eye and mouth features from facial images using deformable templates and genetic algorithms is described.
提出了一种利用模板匹配与遗传算法的人脸图像特征提取的方法。
Extracting of textural features of fabric images is a key process.
织物图像的纹理特征提取是一个关键的步骤。
The research result shows that the method of the diagonal slice of the normalized bispectrum magnitude and K-L transform is an effective method for extracting features from Chinese pulse signals.
研究结果表明，归一化双谱对角切片与K - L变换相结合的方法是提取中医脉象信号特征的有效方法。
The extracting fault features approach based on high-order spectral for pump valves of reciprocating pump was investigated, especially third order spectral analysis.
研究了基于高阶谱（主要是三阶谱）和主元分析的故障特征提取方法。
The targets recognition can be reached by extracting the features of the reconstructed dynamics using nonlinear methods.
依靠非线性时间序列分析方法提取重构动力系统的非线性或混沌特征参数，可以达到识别的目的。
Fabric defect inspection using image processing technology is a problem of extracting of textural features and pattern recognition.
利用图像处理技术完成织物疵点检测是一个纹理特征提取和模式识别问题。
First, in this paper, we study the technique of extracting fault features.
第一，本文研究了故障特征的提取技术。
First, in this paper, we study the technique of extracting fault features.
第一，本文研究了故障特征的提取技术。
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