介绍了手写签名特征抽取和选择的一般方法，并在此基础上，提出了一种实用的签名笔迹特殊点提取算法。
In this paper, the method for feature extraction and selection of handwriting signature is discussed. On this basis, a functional algorithm of special points extraction has been presented.
缺陷图像的特征提取和选择是缺陷分类器设计的前提。
Image features extraction and selection are the premise of the defects classifier built-up.
对特征的提取和选择与白细胞分类之间的关系进行了一些探讨。
Furthermore, the relationship between feature acquirement or selection and white blood cell classification is discussed.
隐藏检测的研究主要包括特征提取和分类器的选择与设计两个部分。
The study of steganalysis mainly consists feature extraction and classifier selection and design.
通过形态特征的提取和选择，利用最小距离法和形态法对肺部细胞进行了初步的识别分类。
By extraction and selection of the cell shape feature, using the least distance method and shape method primarily identify and classify the lung cell.
用计算机描述和处理图象颜色首先要选择合适的颜色空间（模型），并提取图象的主要颜色特征。
The first stage should be the selection of an appropriate color space and extracting the major color characteristics when describing and processing an image with computer.
文章对被动声纳目标识别的特征提取、特征选择和分类器设计方面进行了回顾。
The techniques of feature extraction, feature selection and design of classifier for passive sonar target recognition are reviewed.
本文主要工作体现在瞬时参数的提取、模糊特征选择、单个分类器设计和组合分类器设计这四个方面。
The main contribution of this dissertation includes four aspects. They are instantaneous parameters extraction, fuzzy feature selection, single classifier design and combined classifier design.
整个识别过程包括字符定位、图像增强、字符倾斜校正、单个字符分割、归一化处理和特征选择与提取。
The aim of image pre-processing and feature extracting is to get feature vectors from tire-code characters.
对液体火箭发动机故障的原始特征进行特征提取和选择，以使所建立的故障标准模式由少数几个新特征给予有效的表达。
The original feature of fault of liquid rocket engine is extracted, so that the normal pattern of malfunction can be expressed effectively by a few new features.
对垃圾图像判别问题中的特征提取和特征选择研究现状进行了总结。
This paper was a review of the methods of feature extraction and feature selection for spam image identification.
结论：不同干燥提取物各化学成分含量和特征图谱相当，实际应用中应选择节能减排，低成本的干燥方法。
Conclusion: The chemical composition and character prints of dried extracts in different ways were equal. Energy-conserved, low-cost methods should be selected as practical application.
降维的主要方法是特征选择和特征提取。
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 method involves feature selection and feature extraction.
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