In order to ease the city's congestion for the Olympic Games, Beijing adopted even-odd license plate method during that period.
为了缓解奥运期间的交通拥堵状况,北京在那期间采取了单双号限行措施。
At the license plate location phase, we propose a new rough localization method which based on connected area horizontal clustering.
在车牌定位阶段,本文提出了基于连通区域水平聚类的车牌粗定位方法。
Generally speaking, the image segmentation method adopted in vehicle license plate recognition systems at present is not efficient due to its large search space.
因搜索空间太大,现有的车牌号码识别系统所采用的图象分割方法一般说来效率较低。
Otherwise, we study the method of vehicle license plate localization and estimating vehicles' appearance.
本文还对车牌定位和车辆外观判断的方法进行了研究。
Then we introduce a new algorithm that analyzes the character stroke with morphological method under multiple resolutions to locate the license plate.
分析了目前存在的车牌自动定位方法及其相应的问题,提出了一种多分辨率下结合数学形态学和字符笔画分析的车牌定位算法。
In the location module, combing with edge and texture features of license plate, in the gray-scale images, a fast location method based on mathematical morphology is proposed.
在定位模块,结合车牌的边缘特征和纹理特征,在灰度图像的基础上,提出了基于数学形态学的车牌快速定位方法。
Experimental result shows that the License Plate recognition method which is this article, suggested has a certain practical value because of the high recognition rate and fast recognition speed.
实验结果表明,本文提出的车牌号识别方法具有比较高的识别率和较快的识别速度,具有一定的实用价值。
A new license plate location method, which is based on color segmentation, license plate shape analysis and mathematic morphology operation, is presented.
本文提出了一种基于色彩分割、体态分析及数学形态学纹理分析的车牌定位方法。
For the reason that it's difficult to recognize license plate Chinese characters through a conventional method because of conjoint or broken strokes, illegible writing and inclined font.
由于车牌汉字往往存在笔画断裂或粘连、字迹模糊、字形倾斜等问题,导致难以采用常规的方法对其进行识别。
This paper presents a new license plate extraction method based on fuzzy set by employing color characteristics and texture characteristics of the license plate.
利用了车牌的颜色特征与纹理特征,提出一种新的基于模糊集的车牌提取方法。
The author presents a new method base on wavelet transform in the locating of license plates. The license plate image can be detected and located using wavelet transform.
对于车牌定位,作者提出了一个基于小波变换的定位方法,采用小波变换对车牌图像进行边缘检测和定位。
Absrtact: Aiming at the disadvantages of most license plate localization methods which are short of illumination adaptability and discriminate plate color, an improved method was put forward.
摘要:针对目前大部分车牌定位算法缺乏对光照条件的适应性以及对不同底色车牌的定位率有差异的缺点,提出一种改进方法。
The proposed method is divided into two steps: 1 license plate location by the variance of gray image, and 2 license plate segmentation by connected components analysis and projection analysis.
该系统由两个重要步骤组成:1基于灰度方差的车牌定位算法,2结合连通域分析和投影分析的字符切分算法。
This paper proposed a license plate locating method based on section and region shrinkage thinking.
本文提出了一种基于分块和区域收缩思想的车牌定位方法。
The experimental results show that the method has strong adaptability to unconstrained illumination conditions and irregular background, and is efficient in locating license plate.
实验结果表明,该方法在各种光照和复杂背景条件下均有很好的适应性,对牌照定位有很高的准确性。
In order to locate the plate quickly and accurately, a license location method based on characters' connection is presented.
为了快速准确地进行车牌定位,本文提出了一种基于字符连接特征的定位算法。
The low recognition rate to the poor vehicle license plate images is weakness of the traditional template match method.
传统的模板匹配法的缺点是在车牌图像质量退化时识别率较低。
This method can availably resolve the problem of how to segment the conglutination or incline characters correctly and the characters in the license plate area can be availably split.
对字符粘连及字符断裂现象分别提出了解决方法,可以有效地对车牌区域进行分割。
Vehicle license plate locating is of vital importance in license plate recognition system. This paper proposes a new license plate detection and character segmentation method.
车牌图像定位是车牌照识别系统的关键,该文提出了一种在高速公路复杂背景下的车牌定位与车牌字符分割方法。
A local projection method is used to segment character. At Last, a License Plate Recognition method based support vector machines is proposed.
在字符识别部分,提出了在无特征提取情况下基于支持向量机的车牌字符识别方法。
In the paper, a new method of license plate location Witch based on color and the general characteristics was proposed.
该文提出一种基于颜色与纹理综合特征的车牌定位新方法。
The method is employed to images taken under various conditions and the results show that the average accuracy of license plate extraction is 98.0%.
实验结果表明:对在不同条件下拍摄的图像应用本方法,车牌提取准确率达到98.0%。
The method is employed to images taken under various conditions and the results show that the average accuracy of license plate extraction is 98.
实验结果表明:对在不同条件下拍摄的图像应用本方法,车牌提取准确率达到98。
This paper presents a method of license plate recognition using gray images.
本文提出了一种基于灰度图像的车牌识别系统。
The method was employed to images taken under various conditions and the results show that the average accuracy of license plate extraction is 98.0%.
实验结果表明:对不同条件下拍摄的图像应用该方法,车牌提取准确率达到98.0%。
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.
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。
A kind of segmentation method of vehicle license plate characters based on neural networks and color feature is presented in this paper.
论文提出了一种基于神经网络和颜色特征的车牌字符分割方法。
In this paper, a new method of license plate location and extraction based on edge and SVM is presented.
提出了一种将边缘与SVM相结合的车牌定位与提取的方法。
To improve the recognition accuracy of the characters on car license plate, a novel method based on support vector machine (SVM) and wavelet decomposition was proposed.
为了提高车牌上的字符识别准确率,提出一种结合支撑矢量机(SVM)和小波的字符识别方法。
To improve the recognition accuracy of the characters on car license plate, a novel method based on support vector machine (SVM) and wavelet decomposition was proposed.
为了提高车牌上的字符识别准确率,提出一种结合支撑矢量机(SVM)和小波的字符识别方法。
应用推荐