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imgkmeans
将K均值算法用于图像分割,输入的是彩色图像,转换为灰度图像进行分割,输出结果为灰度图像.利用灰度做为特征对每个像素进行聚类,由于光照等原因,有时应该属于一个物体的像素,其灰度值也会有很大的差别,可能导致对该像素的聚类发生错误.在分割结果中,该物体表面会出现一些不同于其它像素的噪声点,因此,算法的最后,对结果进行一次中值滤波,以消除噪声,达到平滑图像的作用(The K means algorithm for image segmentation, the input is a color image, convert to grayscale image segmentation, the output of grayscale images. The use of gray as the characteristics of each pixel clustering, due to light and other reasons, and sometimes should belong to an object pixel, its gray value will also be very different, may lead to clustering of the pixel error has occurred. in the segmentation results, the surface, there would be different from other pixel noise points, so , the algorithm Finally, the results of a median filter to eliminate noise, to the role of smoothing the image)
- 2009-12-08 19:10:15下载
- 积分:1
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Wind.tar
Modeling and control wind turbine
- 2010-01-06 23:43:49下载
- 积分:1
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SIERZHANG
本光盘为《详解MATLAB快速入门与应用》一书的配套光盘,包括以下内容:
1.“sample”文件夹:提供了本书各章范例的源程序。(The CD is " Getting Started with MATLAB Detailed application," a book supporting the CD, including the following:. 1 " sample" folder: each chapter provides examples of the book source.)
- 2013-11-29 21:22:16下载
- 积分:1
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APF_Threelevel_SVPWM_PI_Jieou
三电平有源电力滤波器双闭环PI空间电压矢量控制(Three-level APF double-loop PI space voltage vector control)
- 2021-05-06 16:31:53下载
- 积分:1
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matlabga2
matlab的小程序 比较简单 应用方便(matlab relatively simple applications of small programs to facilitate)
- 2011-01-01 19:39:39下载
- 积分:1
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Untitled
以MATLAB程序,实现以用户最优为原则的交通分配(MATLAB program to achieve optimal traffic assignment with the principle of user)
- 2014-09-08 21:33:23下载
- 积分:1
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xiehong
数学建模样本程序,可供联系使用,matlab程序(Code code code code code code program)
- 2013-12-17 10:33:49下载
- 积分:1
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FFT
脑波FFT变换
调用格式见m文件头部说明(下边也复制了一份)
有配套.DLL.h.lib.ctf文件,可以在C或C++环境中调用
------------------------------------
保存为FFT.m文件
输入参数: N:进行FFT变换的点数(要求是2的N次幂);
fs:信号的采样频率(frequency of simpling)
sig:进行FFT变换的数组(一维)。
输出参数: f_sig:变换后的信号(一维数组)
E_delta、E_theta 、E_alpha、E_beta分别表示δθαβ相应频段的能量加和。
other为其余频段的能量加和(供参考用)
--------------------------------------------------------------------------
function[ f_sig ,E_delta , E_theta , E_alpha , E_beta , other ] = FFT( N , fs , sig )(EEG FFT transform is called m file format, see head illustrate the matching DLL files, you can be C or C++ to call------------------------ simpling) sig: to FFT transform array (one dimension). Output Parameters: f_sig: transformation of the signal (one-dimensional array) E_delta, E_theta, E_alpha, E_beta δθαβ, respectively, the energy increases and the corresponding frequency band. Other for the rest of the energy band increases, and (for reference) -------------------------------------------------------------------------- function [f_sig, E_delta, E_theta, E_alpha, E_beta , other] = FFT (N, fs, sig))
- 2009-11-07 20:27:52下载
- 积分:1
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matlabspecification
matlab 详细说明书,学习matlab的好帮手,包括内容,常用函数,语音信号分析,进阶的绘图功能 频道滤波 等(Matlab detailed brochures, learning Matlab's helping hands, including the contents of commonly used functions, Voice Signal Analysis, advanced mapping functions such as channel filtering)
- 2007-05-10 16:42:35下载
- 积分:1
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Codes
GPS signal processing.
- 2015-03-30 17:06:08下载
- 积分:1