车牌识别的难点在于倾斜校正和模糊识别。
The difficulty in the License Plate recognition is skew emendation, and blur recognition.
理论分析与试验结果显示本文算法能够准确高速地完成倾斜校正。
Experiment results and theoretical analysis show that the algorithm works accurately and fast.
为了更有利于识别，本文还对文本块进行二值化和倾斜校正处理。
For more efficiency recognition, we propose that binarization and tilt correction should be completed in the text regions.
图像的定位和分割主要涉及到倾斜校正算法，图像的边缘检测算法。
Image positioning and segmentation mainly relates to the skew correction algorithm, the image edge detection algorithm.
第五章针对倾斜校正后的橡胶栓图像，研究如何进行橡胶栓表面质量判定。
In chapter 5, the surface quality of the rubber bolt was checked out by the image matching ratio and maximal disfigurement ratio.
整个处理过程分为图像预处理、牌照的倾斜校正、字符分割和字符识别四部分。
The entire treating processes divide into the image pretreatment, the license plate correction for grade, the character division and the character recognition four parts.
由于手写文件的倾斜校正不易，前者的方法通常比后者有较佳的文字抽取结果。
Since the skew-detection result from handwritten document images is unsatisfactory, the former extraction approach can obtain better results than the latter.
针对文档图像的倾斜校正问题，提出了一种新的基于投影的文档图像倾斜角检测方法。
Aiming at the skew correction of document image, a novel skew correction method based on projection is proposed.
它的功能包括页拆分，倾斜校正（也叫纠偏），内容框，编辑页边空白，对齐和编辑输出。
Its features include splitting pages, deskewing (or skewing), content boxes, margin editing, alignment, and output editing.
实验结果表明，该方法能够在复杂背景下快速、准确定位到车牌，并且倾斜校正效果很好。
The experimental results show that the proposed method can performance well even in the complicated conditions. The results of license plate location and the orientation correction are very good.
先使用一种矢量化的直线提取算法在游程连通图的基础上得到表格线，同时对表格进行倾斜校正。
We use a vectorization algorithm to extract form lines from run length connect graph which is calculated first, and in the same time the skew Angle is detected.
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.
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 first one is improper image pre-processing, such as segmentation, normalization and thinning, which lose the features of letters relationship and strokes.
通过该系统可以实现照片的自动切割提取、自动倾斜校正，并实现图象亮度、对比度调整，裁剪、旋转、缩放等功能。
Through this system, it is able to cut and extract photo information automatically, correct slant quickly, adjust luminance and chrominance, cut and rotate pictures, and make ratio prints.
通过车牌定位、车牌倾斜校正、字符切分和字符识别四个步骤完成了汽车牌照的识别，介绍了每一步骤的关键技术和实验结果。
License plate recognition includes four steps, that is, license plate orientation, license plate lean revise, character segmentation and character recognition. It introduces the above four steps.
为解决机动车牌图像倾斜将对其字符分割与识别带来不利的影响，提出一种基于主元分析(PCA)的车牌图像倾斜校正新方法。
The authors present a new method to remedy the negative effect arising from slant vehicle license plates character segmentation and recognition based on principal component analysis (PCA).
在军事侦察等领域，经常通过把航拍图像叠加在数字地图上进行分析，为了能准确地进行叠加，有时需要对航空图像进行倾斜校正。
In the field of military scouting, analysis is often carried by superposingaerial image on digital map; sometimes slant correction isrequiredto superpose correctly.
文本图像二值化、噪声消除和倾斜校正处理在文本图像预处中起着重要的作用，其处理的效果会影响到后期的文本图像处理和识别。
Binarization of documnent image plays an important role in preprocessing documnent image, the result of which will affect subsequent processing and identification.
识别过程中，数码管二值化后的图像在水平轴上的投影，其上升沿或下降沿基本呈现直线的形状，尝试把最小二乘法应用于倾斜校正。
For recognition, the front or trailing edge of projection of binary image on horizontal axis basically shows linear shape, so least square theory is applied in tilt correction.
该阶段研究图像的消噪和倾斜度校正。
This phase research image de_noise and image inclination rectification.
该技术是将动校正后的数据偏移到倾斜反射界面零偏移距位置上，能够解决深层构造成像问题。
The normai moveout corrected seismic data are mi-grated to the zero offset dipping reflector, which solves the problem in deep layer image.
对于井眼倾斜的情况，只有进行了井斜校正后，才能获得真实的地层产状。
For the case of tilted borehole, deviation correction for the attitude values should be executed.
该自适应光学系统主要由倾斜跟踪控制回路、高阶校正回路以及高分辨力成像系统组成。
It is made up of the fine tracking loop, the higher-order correction loop and the high resolution imaging system.
为解决车牌图像倾斜对字符分割与识别带来的不利影响，提出一种基于字符投影的车牌图像错切校正方法。
A method to remedy the negative effect arising from slant vehicle license plate's character segmentation and recognition based on character projection is presented.
本文主要成果包括：1、创新性地提出了一种倾斜图像快速校正算法。
The major achievements of this paper include: 1 Bring forward an effective skew image correction algorithm for the first time.
文中采用了三次多项式校正技术，该技术不仅可校正光学镜头的几何畸变，对透视和倾斜所产生的畸变都有较好的校正效果。
The paper adopted cubic multinomial rectification technology which not only can correct optical lens's distortion but also has good rectification results for perspective and incline distortion.
为此提出了一种可同时精确校正数码相机图像的径向畸变和倾斜失真的算法。
There are radial and oblique distortion in the digital images obtained using the digital camera(DC) in geometric measurement.
文章提出了一种对于横竖混排中文版面倾斜的校正方法。
Skew detection and correction in document images are critical steps before layout analysis.
车牌倾斜检测与校正是车牌识别的关键技术之一。
The detection and correction of oblique license plate is one of the key technologies in automatic license plate recognition.
车牌倾斜检测与校正是车牌识别的关键技术之一。
The detection and correction of oblique license plate is one of the key technologies in automatic license plate recognition.
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