Image feature detection is the basis of the techniques and applications of image processing. However, the use of phase information for image feature detection is a new research focus.
图像特征检测是图像处理技术与应用的基础，而利用相位信息进行图像特征检测是新的研究方向。
The feature of skin color is an important feature of human being, which plays a key role in human face detection and recognition, objectionable image filtering based on content, etc.
肤色特征是人体表面的重要特征，在人脸检测与识别、基于内容的不良图像过滤系统中有着重要的地位。
Since characters and map symbols often overlap with useful image features, the algorithm of principal curve detection aims to obtain "clean" feature images from the original maps.
由于测绘图中的文字、符号常常与有意义的图像特征重叠，主曲线检测旨在从原始测绘图中获得“洁净”的特征图像。
The detection and extraction of feature points are the basis technology in image registration.
二维特征点的检测和提取是进行图像配准的关键技术。
As a novel biometric authentication technology, human ear recognition needs to solve the problems of image processing such as edge detection and feature extraction.
人耳识别作为新的生物特征识别技术，首先要解决作为基础的边缘检测和特征提取等图像处理方面的问题。
This paper examines the research situation on face image detection and recognition and designs a facial feature automatic extract system.
对人脸图像检测与识别技术的研究现状进行简要论述，并自行设计一个人脸特征自动提取系统。
A novel human face detection method is introduced, which is based on chrominance colour information feature from an image containing one face in indoor environment with non-uniform background.
介绍了一种新颖的人脸检测方法，该方法基于非统一背景下室内环境中单幅人脸图像的色度特征信息。
An embedding and blind detection scheme for binary watermarking based on image feature is presented in this paper.
提出了一种基于图像特征的二值水印嵌入和盲检测算法。
This paper expatiates the notion of image fractal dimension and multi-scale fractal feature, proposes a ship target detection method based on multi-scale fractal feature.
阐述了图像分形维和多尺度分形特征的概念，提出了一种多尺度分形目标检测方法。
Regarding this, a novel feature level approach to image fusion is proposed based on discrete dyadic wavelet transform for multi-scale image edge detection.
本文提出了一种基于离散二进小波变换的多尺度边缘检测和图像融合的方法，实现了特征级图像融合。
Aiming at ship detection in optical image, this paper proposes a new method for ship detection based on feature fusion of multi-spectral image and PAN image.
该文以可见光图像舰船目标为研究对象，提出了用多谱图像和全色图像进行特征融合来检测舰船目标的方法。
The main work in this paper include: side face image detection, side face feature extraction and side face recognition and so on.
本文工作包括：侧面人脸的检测与定位，侧面人脸面部特征的定位与提取和侧面人脸的识别等内容。
The detection of linear feature is one of the most fundamental tasks in computer vision and image processing.
直线特征的检测是计算机视觉与图像处理的基本任务之一。
Among the many image features, not only do the corners have the least amount of data, but also they are quite stable, which makes corner detection as an important branch of feature extraction.
在众多图像特征中，角点不仅具有最少的数据量，而且稳定性极高，这使角点检测成为特征提取的重要分支。
A whole ear recognition system is mainly composed of four steps: image inputting, ear detection, feature extraction and recognition.
一个完整的人耳识别系统主要包括以下几个部分：图像读取、人耳检测、特征提取和识别。
Two key techniques accounts the most for a human-face recognition system: one is face detection and orientation; the other is feature abstraction and recognition from unified human-face image.
人脸识别系统主要包括两个技术环节：首先是人脸检测和定位，然后是对归一化的人脸图像进行特征提取与识别。
In view of the welding image feature of strong noise and poor stability, a fuzzy detection algorithm of welding image based on wavelet and morphology denoising was presented.
针对焊接图像噪声大、稳定性差的特点，提出了一种基于小波降噪和形态学模糊检测的算法。
The edge is also an important feature of the image and its detection results directly affect the SAR image recognition and analysis.
而边缘也是图像的重要特征，其检测效果直接影响SAR图像的识别和分析。
Owing to the difficulties in extracting iris edge image, a new iris location algorithm using geometric symmetry feature and edge detection from gray scale image is presented.
针对虹膜二值边缘图像提取的困难，提出利用虹膜图像的灰度边缘图像以及虹膜的几何特征进行虹膜定位的快速算法。
According to the feature of ear image and requirement of extraction, this paper proposes a new edge detection method based on contour composition.
本文针对人耳图像的局部特征和识别要求提出一种基于轮廓合成的边缘检测方法。
In the detection of motion objects, a method based on movement feature of target (catenary) is proposed. It combines temporal differential method and template matching in image sequence data.
在检测运动物体方面，根据检测对象(接触线)的运动特征提出了一种对图像序列数据采用时态差分法与模板匹配相结合的检测方法。
Lastly, based on the research of the important image feature, i. e. corner, a new Accumulative Intersection Space based corner detection method is developed.
最后，本文对一种重要的图像特征——角点进行了研究，提出了一种新的基于交点累积空间的角点提取算法。
If the position of the feature points is stored in a database or in the file head of the watermarked image, the original image is not necessary for watermark detection.
将特征点位置存放在数据库或图像文件头中，提取时无需原始图像。
Then, integral image is used to rapidly calculate the convolution of rectangular feature templates, so the detection of scale-space geometric features is greatly accelerated in the method.
矩形特征模板的卷积可以用积分图进行快速计算，该方法使特征检测的速度得到了很大提高。
According to the feature of ear image and requirement of extraction, this paper proposes a new edge detection method based on contour composition.
采用区域性增强法对人脸图像进行预处理，用基于知识库的方法提取人脸几何特征。
For the dim point moving target detection of the CCD photoelectric image sequences, a new algorithm based on transform domain feature is proposed.
针对CCD光电序列探测图像中的弱小运动目标检测问题，提出了一种运动星空背景下的基于变换域特征的弱小目标检测算法。
In blind watermark detection process, we also extract the feature point from the normalized image, then extract the watermark.
在进行水印盲检测时，首先对含水印图象进行归一化处理并提取特征点，然后进行水印提取。
Generally speaking, the face recognition system consists of face detection. feature piont location, image pre-processing, feature extraction and face recognition.
一般来说，人脸识别系统包括人脸检测、特征点定位、图像预处理、人脸特征提取以及人脸识别。
Edge detection is an important feature of the image, it contains the information used to identify the target.
边缘是图像的重要特征，包含了图像中用于识别目标的信息。
The use of GP model for detecting features has significant advantages over gradient-based feature detection methods which are sensitive to variations in image contrast.
通过理论分析和大量实验，验证了新模型可以可靠地进行低层特征检测，能够服务于不同的视觉信息处理应用。
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