特征提取是机械状态识别的重要内容。
Feature extraction is important to machine state identification.
特征提取是模式识别中的一个关键问题。
Feature extraction is one of the key problems in pattern recognition system.
路面不平度识别的关键之一是特征提取。
One key of road roughness recognition was feature extrication.
特征提取直接关系到雷达的目标识别性能。
Feature extraction for radar high range resolution profiles (HRRP) recognition is concerned.
图像分类和特征提取。
图像汉字特征提取。
特征脸法是一种常用的人脸特征提取和识别方法。
Eigenfaces is one of the most popular method in face feature extraction and recognition.
提出了一种基于笔画密度的弹性网格特征提取方法。
An elastic meshing feature extraction method based on the stroke density is proposed.
研究了一种基于非相参雷达目标回波的特征提取算法。
The method of radar target waveform feature extraction is studied based on non coherent radar target echo.
本文研究立体赤足迹的形态特征提取与生物特征分析。
This paper studies the pick-up of the three-dimensional footprint characteristic and biological characteristic analysis.
本文提出一种基于多门限特征提取的轨道故障检测算法。
A rail deformation detection algorithm based on multi-threshold feature extraction was presented in this paper.
提出了一种基于特征提取和验证相结合的人脸检测方法。
Based on facial features extraction and verification, we present a new human face detection method.
根据数字仪表字符的特点，提出一种新的特征提取方法。
This paper presented a new feature extraction according to the characteristics of display value of digital meters.
基于微阵列表达数据，探索新的有效特征提取和分类方法。
To search a new and effective method for feature extraction and classification based on microarray expression data.
以上这些特征提取方法都是在样本的值空间进行特征提取。
In the methods mentioned above, features are extracted in range subspace of samples.
实验表明该方法对于磨损图像的边缘特征提取是行之有效的。
According to the experiment, the method is an effective one for edge extraction of the abrasive image.
线性判别分析是一种较为普遍的用于特征提取的线性分类方法。
Analysis is one of the most popular linear classification techniques for feature extraction.
人脸面部特征提取是自动视觉翻译和人脸识别中的最关键的技术之一。
Facial features extraction is one of the essential techniques in automated visual interpretation and recognition of human faces.
矿物油；三维荧光光谱；光纤传感；特征提取；特征分类；定量分析。
Mineral oil; Three-dimensional fluorescence spectra; Optical fiber sensing; Feature extraction; Tag sort; Quantitative analysis.
特征提取采用底层信息和高层语意相结合的方法，弥补了相互的不足；
Take high level semantic information and low level picture visual characters as design patent characters, the two kinds of information cut down each other's shortage.
共生矩阵及其在特征提取中的应用，用于灰度或二值图象的特征提取中。
Symbiotic Matrix and feature extraction in the application for two or gray value image feature extraction.
该系统由图像预处理、特征提取、基于HMM的训练和识别四个模块组成。
It was composed of four modules: image preprocess, feature extraction, HMM-based training and word recognition.
本文采用潜在语义索引（LSI）和遗传算法（GA）进行文本特征提取。
This paper selects the features of text by using LSI and GA(Genetic Algorithm).
通过将对数极坐标和傅立叶变换结合，完成旋转不变的傅立叶纹理特征提取。
In this paper, we incorporate Fourier transform with Log-Polar transform to achieve rotation invariant texture analysis.
指纹识别模块包括指纹图像的预处理，特征提取，分类，匹配以及指纹库的建立。
Fingerprint identification module includes the preprocessing of fingerprint, feature extraction, the classing of fingerprint as well as matching, the establishment of fingerprint storehouse.
图像的边缘特征提取一直是计算机视觉领域里最重要的和最基本的研究任务之一。
The edge feature extraction of images has always been one of the most important and the most basic research tasks in the field of computer vision.
传统的特征提取方法主要有：主分量分析、奇异值分解、投影追踪、自组织映射等。
Classical feature extraction methods include: Principle Component Analysis, Singular Value Decomposition, Projection Pursuit, Self-Organizing Map, and so on.
低端摄像头、高效率的特征提取方法和一致性矩阵求解算法使系统扩展成本大大降低。
The low-performance cameras, high efficient feature extraction method and sophisticated solution for homography make the cost of expanding the system low.
虹膜识别系统一般可由虹膜定位、图像预处理、虹膜特征提取和分类识别几个部分组成。
Iris recognition system is made up by iris localization component, iris image preprocessing, iris feature extraction and classification.
虹膜识别系统一般可由虹膜定位、图像预处理、虹膜特征提取和分类识别几个部分组成。
Iris recognition system is made up by iris localization component, iris image preprocessing, iris feature extraction and classification.
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