该文给出了一种新的代数特征抽取方法。
In this paper, a novel algebraic feature extraction method is presented.
该方法对代数特征抽取具有普遍适用性。
The proposed method suits for all the problems of algebraic feature extraction.
特征抽取是模式识别中最基本的问题之一。
Feature extraction is the elementary problem in the area of pattern recognition.
研究k - L变换在字符特征抽取中的应用。
Studying the K-L transformation applied in character features extraction.
最后通过实验验证组合特征抽取方法的有效性。
A furthermore experiment proved that the combined feature selection method is effective.
特征降维可以分为两类：特征抽取和特征提取。
Feature dimension reduction can be divided into two categories: feature extraction and feature selection.
特征选择和特征抽取是维数约简常用的两种方法。
Feature selection and feature extraction are common methods for dimensionality reduction.
特征抽取是图象识别中的一个最重要、最基本的问题。
The feature extraction is the most important and fundamental problem in image recognition.
作者提出一种用于DNA序列结构分析的特征抽取方法。
A method of feature extraction is pro-posed for structure analysis of DNA sequence data.
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。
This paper studied a method of extracting the text features based on the kernel and scatter difference.
本文详细介绍了我们设计实现的高层特征抽取的图像系统。
A high level feature extraction system, designed and implemented by us, is introduced in this thesis.
人脸识别一般分为人脸检测、特征抽取和模式分类三个部分。
Face recognition normally be regarded as have three processes that are face detection, features extraction and pattern classification.
使用新的文档特征抽取方法构造了文档的主题和关键字特征向量。
It constructs document feature vector of subject and Keyword separately by using a new method of document feature extraction.
检测系统包括三部分：数据获取、特征抽取、数据融合和最终决策。
The diagnostic system consists of four components:data acquisition, feature extraction, sensor fusion and policy making.
这种网络具有与人脑相类似的学习记忆能力和输入信息特征抽取能力。
This network has the ability of learning memory and input information trait extracting.
针对心电波形，本文提出了一种基于层次结构的特征抽取和描述方法。
For the electrocardiogram wave form, based on the hierarchical structure, this paper presents a characteristic sample and description method.
应用人工神经网络讨论了统计特征抽取的原理，提出了相应的抽取方法。
This paper presents the discussion on the principle of statistical feature extraction, and a method of statistical feature extraction using artificial neural network.
通过样本采集、特征抽取、支持向量机训练得到最终的人体目标识别分类器。
Human objects recognition classifier is obtained through samples collecting, feature abstract and SVM training.
针对手写体汉字识别过程中的特征抽取，提出了一种改进的抽取笔画平面的方法。
According to the feature extraction of the handwritten Chinese character recognition, an improved extracting stroke plane method was proposed.
借助特征聚类进行特征抽取是信息检索领域进行文本特征降维的重要手段之一。
In the domain of information retrieval, using feature clustering to extract the features is one of the most important means in the reduction of text dimension.
在脑机接口研究中，针对脑电特征抽取，提出一种基于小波包最优基分解的方法。
In the study of brain-computer interfaces, a method based on best basis of wavelet packet decomposition was proposed. The method is used for the feature extraction of electroencephalogram.
本文提出了一种新的非线性特征抽取方法——基于散度差准则的隐空间特征抽取方法。
In this paper, a novel feature extraction method based on scatter difference criterion in hidden space is developed.
因为特征抽取减少了问题的维数并且使网络能够在一幅和实验图像分离的图像上得到训练。
Feature extraction reduces the dimensionality of the problem and enables the neural network to be trained on an image which is separated from the test image.
实验结果表明：我们的特征抽取和识别方法非常有效，由此设计的分类器具有较高的识别率。
Experimental results have shown that our feature extraction and recognition method is very effective, and the designed classifier has high recognition performance.
但是，这些方法并未提出一个有效的特征抽取算法，导致神经网络的设计较困难、效率较低。
These methods however do not provide an effective feature extraction process, leading to difficulties and inefficiency in designing the neural networks.
只要预处理、特征抽取及分类得当，时间间隔和实验误差等因素对运动想象识别的影响不大。
With the suitable pretreatment, features extraction and classifier design, the influence, which arose from time interval, experiment error and so on, can be nearly ignored.
路面图像中常常存在车辆、树木、建筑物等的阴影，给图像的特征抽取和识别带来极大的干扰。
There are sometimes shadows, such as cars, trees and buildings, on road surface images, which make it difficult to abstract and recognize the features.
面部表情特征抽取的针对性和鲁棒性在计算机辅助面部表情自动分析系统中具有举足轻重的作用。
Robust facial expression feature extraction method is the key part of the computer aided facial expression analysis system.
同时分别引入了特征重叠特征抽取技术和可控的最优搜索算法之后，定位效果有了进一步的提高。
The performance of localization is improved due to use of overlap feature extraction method and the under-control best search localization algorithm.
同时分别引入了特征重叠特征抽取技术和可控的最优搜索算法之后，定位效果有了进一步的提高。
The performance of localization is improved due to use of overlap feature extraction method and the under-control best search localization algorithm.
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