Mathematical morphology is used in the image pre-processing to extract and locate the feature of target points.
在图像预处理流程中使用形态学对目标点进行提取，并将各目标点的位置等特征信息保存。
In the image pre-processing, we produces an improved multi-weighted filter algorithm which has a better denoising result with a variety of filtering algorithms.
在图像预处理中，针对图像采集过程中产生的噪声问题，结合多种中值滤波算法，得出一种改进的多级加权滤波算法。
Thus the image pre-processing made foundation for following effective characteristic parameters for the disease diagnoses and for setting up mode recognition sys - tem.
从而为后续提取有效的病害诊断特征参数和建立模式识剐系统奠定了基础。
Functionally, a robot vision system contains the following processes: the obtaining of digital image, the image pre-processing, character extraction and image identification.
机器人视觉系统主要包括数字图像的获取、图像的预处理、特征提取和图像识别几部分。
In the image pre-processing, because of the different sizes of pathological leaves, and the background and the different disease, the effect of the image processing may be affected.
研究在图像预处理中，由于病变叶片形状大小不一、背景的存在和病状的不同，必然套对图像处理造成影响。
In this thesis, the image-processing part of the system is expounded, including image collection, pre-processing, analysis, display and auto-coupling arithmetic.
文中重点阐述了该系统中的图像处理部分，包括图像采集、预处理、分析、显示、自动耦合算法等。
In the process of obtaining the medicine diagnosis character of spine centrum, the approach of image pre-processing and detecting the geometry character of centrum has been taken.
本文对脊柱椎体骨骼医学诊断特征提取的过程，采取了先对图像进行预处理，再提取椎体几何特征的步骤。
Then , it describe some image pre- processing algorithms and program based on TMS320C80. Finally, it show the result of experiment.
着重介绍了TMS320C80进行图像预处理的几个算法和程序，并给出实验结果。
Geometric correction, is to remove the geometric distortion of remote sensing images, is an important pre-processing in the application of remote sensing image.
几何校正，就是清除遥感图像中的几何变形，是遥感影像应用的一项重要的前期处理工作。
The problem of image data compression is an important part of the scene matching guidance image pre-processing technique.
数据压缩问题是景象匹配制导图像预处理技术中的重要研究内容之一。
The main work of the thesis is that the entropy information is widely used in the pre-processing of underwater image.
本论文的主要工作就是在图像预处理的过程中充分利用水下图像的熵信息。
This paper particularly analyzes some factors possibly disturbing iris localization in the iris image through the localizing pre processing.
由于在经过定位预处理之后的原始虹膜图像中，存在可能干扰定位的多种因素。
An image pre-processing techniques based on Wiener filter and normalization of image brightness is proposed for weaken the influence of periodic noise and brightness variation.
提出维纳滤波与亮度归一化相结合的图像预处理技术，去除固定模式噪声和亮度变化的影响。
This paper introduces the software's operating procedure in detail from image inputting and pre-processing and correlation calculation to post-processing.
本文详细介绍了软件从图像读入、预处理、相关计算到后处理的整个操作过程。
The first one is improper image pre-processing, such as segmentation, normalization and thinning, which lose the features of letters relationship and strokes.
其一是图像预处理方法不当，在字符切分、大小归一化、倾斜校正以及签名图像的细线化时会丢失签名特征。
The robustness of image pre-processing is embodied.
图像预处理的良好鲁棒性得到了体现。
In the B-mode sector scan ultrasonic imaging system, the raw image is in polar coordinates, therefore, it is main tasks of image pre-processing to achieve image coordinate transform and interpolation.
在B型超声机械扇形扫描成像当中，原始图像信号是以极坐标的形式输出的，对图像进行实时坐标变换和漏点插补是图像预处理所要解决的主要问题。
The fingerprint recognition system mainly concludes the following steps: collection of fingerprints, pre-processing of fingerprint image, minutiae extraction and fingerprint matching.
自动指纹识别系统主要包括以下几个步骤：指纹图像采集、指纹图像前处理、细节特征提取、指纹图像匹配。
The original gray level image was changed into the macroscopical drawing information by pre-processing, threshold selection, image bivalency, edge detection and contour extraction and segmentation.
对原始数字图像实施预处理、二值化、轮廓提取及细化等处理后，将图像信息转变成宏观图形信息。
The image classification can be used as a pre-filter of the image search engine to reduce the amount of image matching, and speed up the image index processing.
图片分类可用作图像搜索引擎的预滤波，以降低图像检索时的图像匹配数量，提高检索速度。
In this paper, we firstly generalize the main content and its common method of image for guidance pre-processing systemically.
本文首先系统总结了制导图预处理的主要内容及常用方法。
The Classification and the application of image pre-processing are analyzed.
分析了图像预处理的分类和应用。
Mathematical Morphology on the pre-processing particle-image, and the results were compared with that of Wiener and median filter.
本文介绍了一种应用数学形态学对粒子图像进行预处理的方法，并与维纳去噪、中值滤波去噪进行了对比。
Then we perform digital pre-compensation method, which can be used in the processing of base band signal to reject image frequency and protect carrier leak to meet the application purpose.
然后采用对基带信号的数字预补偿方法来抑制镜像频率和载波泄漏，从而达到应用的目的。
In the design and the implementation of OMR information card processing system, image pre-processing and target point positioning and some other critical technologies are studied in this thesis.
在OMR信息卡处理系统的设计与实现中本文对O MR识别的图像预处理，目标点定位等关键技术进行了重点论述。
Virtual liver surgery simulation system consists of image pre-processing, image segmentation, volume estimation, the virtual cutting simulation and other functions.
肝脏虚拟手术仿真系统包括图像预处理、图像分割、体积估计，虚拟切割仿真等功能。
Virtual liver surgery simulation system consists of image pre-processing, image segmentation, volume estimation, the virtual cutting simulation and other functions.
肝脏虚拟手术仿真系统包括图像预处理、图像分割、体积估计，虚拟切割仿真等功能。
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