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matlab使用垂直Sobel算子,自动选择阈值
[VSFAT Threshold]=edge(f, sobel , vertical )
边缘探测
figure,imshow(f),title( 原始图像 ),
显示原始图像
figure,imshow(VSFAT),title( 垂直图像边缘检测 )
显示边缘探测图像
使用水平和垂直Sobel算子,自动选择阈值
SFST=edge(f, sobel ,2)
figure,imshow(SFST),title( 水平和垂直图像边缘检测 )
显示边缘探测图像
使用指定45度角
Sobel算子滤波器,指定阈值
s45=[-2 -1 0 -1 0 1 0 1 2]
SFST45=imfilter(f,s45, replicate )
SFST45=SFST45>=2
figure,imshow(SFST45),title( 45度角图像边缘检测 )
显示边缘探测图像
(matlab I=rgb2gray(I0)
J0=double(I) [VSFAT Threshold]=edge(f, sobel , vertical ) figure,imshow(f),title figure,imshow(VSFAT),title)
- 2013-12-18 15:42:14下载
- 积分:1
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MATLAB-SIG
几个有关通信系统的matlab程序,有关信号,包含:a,对抽样频率为90kHz的信号进行下抽样抗混叠滤波器设计的程序,b,信号抽样率转换的程序,c,通过补零内插对信号进行下抽样,分析抽样对信号频谱的影响的程序(Some matlab programs about communiction system,mainly about signal,a,program about filter to signal sampling without aliasing ,b,transfering signal sampling rate,c,zeros-added sampling,with its influence of phase-frequency。)
- 2015-12-12 20:42:56下载
- 积分:1
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numericalanalysis
本工具包给出了数值分析这门课程中所涉及的所有问题所需程序。很不错(The kit gives the numerical analysis in this course all the issues involved in the necessary procedures. Very good)
- 2010-11-24 10:10:10下载
- 积分:1
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FEM2
finite element method
- 2010-01-20 12:56:03下载
- 积分:1
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first_practice_compute
主要是关于高等数值分析中关于CG法,MINRES法,Lanczos方法解大型稀疏矩阵的matlab算法实现(the matlab code about the advacned value analysis curriculum the algorithm for CG MINRES and Lanczos)
- 2014-12-26 17:35:07下载
- 积分:1
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matlab
本文章是基于多变量灰色预测模型算法的Matlab实现,文章详尽,很好用,写的很好
- 2010-06-14 18:34:24下载
- 积分:1
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ucontrol_revista_0003
Revista ucontrol Electronica
- 2010-09-24 18:25:18下载
- 积分:1
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program
program related to optmization technique
- 2011-02-06 19:09:20下载
- 积分:1
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StandardAtmosphere
说明: matlab程序,用于计算标准的大气廓线,(matlab procedures used to calculate the standard atmospheric profiles,)
- 2008-10-30 08:44:23下载
- 积分:1
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sc-fdma-dasar
untuk sc-fdma dasar gan
- 2013-01-13 14:42:43下载
- 积分:1