查询词典 hough

In order to solve this problem,replacing polar coordinates and replacing multiply by addition and shift operator to speed up the process of Hough transform.

为解决这个问题，提出一种通过改换坐标系、用加法和移位运算代替乘法的新思想，大幅加快了Hough变换的速度。

For this, with random Hough commutation is a foundation, through undertaking an analysis to sampling probability, combine Canny functor and method of Zernike orthogonality quadrature, the circle that put forward a kind to improve detects method.

为此，以随机Hough变换为基础，通过对采样概率进行分析，结合Canny算子以及Zernike正交矩方法，提出了一种改进的圆检测方法。

Hough algorithm Detect long rectangle, and give the four vertices of rectangular coordinates, polar coordinates in the perspective of an accuracy of 1 degree.

详细说明： Hough算法检测矩形的长，并给出矩形的四个顶点坐标，极坐标中角度精度为1度。

Extracting the scutcheon frame by the method based on Hough transform, analysis the factors affected the correctness and proposing an ideal scutcheon.

采用基于Hough变换的方法进行了标牌边框的提取，分析了影响其正确性的因素，并提出了一种理想标牌的设想。

This paper presents an improved Hough transform method based on steerable filters .

本文提出了一种基于方向可变滤波器的改进Hough变换方法。

This is a straight-line Hough procedure, the image of the linear elements were detected.

详细说明：这是一个Hough直线的程序，对图像中的直线元素进行检测。

Through carries on the Hough transformation after the license plate outline, with one kind of new K average value algorithm fits the edge straight line, obtains the straight line angle of tilt then to carry on the adjustment to the image; Uses one kind of fast pattern plate match union vertical and the horizontal axis projection carries on the division to name board various characters, raised the character division speed and the precision; Finally separately carries on the recognition to the alphanumeric character and the Chinese character character, the alphanumeric character uses the BP neural network algorithm, but the Chinese character character uses based on the most close neighbor sorter template matching algorithm.

通过对牌照轮廓进行Hough变换后，用一种新的K均值算法拟合边缘直线，得到直线倾斜角度进而对图像进行校正；采用一种快速的模版匹配结合垂直与水平投影法对船名牌上的各字符进行分割，提高了字符分割的速度和精度；最后分别对数字字符和汉字字符进行识别，数字字符采用BP神经网络算法，而汉字字符采用基于最近邻分类器模板匹配算法。

Firstly ,the received signal is filtered by FHN model ,and transformed by WV and Hough in turns, thus whether a signal is present in noise is determined according to whether there is a line in time-frequency picture.

首先借助FHN随机共振模型进行滤波，在此基础上进行WV和Hough变换，将信号的检测问题转换为时频图中的直线检测问题。

The documents include nine VC ++ programming examples of FOSS, including Hough transform, gray balan...

该文件包括9个VC＋＋编程的例子源码，包括Hough变换，灰度均衡，灰度拉伸，图像的3D灰度显示，拉普拉斯高斯边缘检测等等。

Because the characters of workpiece are mainly linear and circinal, Hough transform is adopted to gain the line and circle of workpiece in edge space which is detected by Canny edge detector.

针对工件的主要特征是直线和圆形的特点，在利用Canny边缘检测算子进行了边缘检测以提取工件的边缘特征之后，根据Hough变换原理在边缘空间中实现了工件的直线及圆特征的提取。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。