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armok01167658
最近用Mega128写了一个128点FFT程序,浮点运算,加汉宁窗。由于窗函数和旋转因子通过查表得到,所以速度还可以,程序中给的初值是通过高速AD采集的20KHz正弦信号。计算结果与Matlab的FFT函数得到的结果相同。 (Mega128 recently wrote a 128-point FFT procedures, floating-point operations, Hanning window. Since the window function and the twiddle factor look-up table has been adopted, so the speed can also be, the initial value to the process through high-speed AD collected 20KHz sinusoidal signal. The calculation results with the Matlab)
- 2007-09-02 21:16:08下载
- 积分:1
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tuxiangfenge
图像分割的matlab代码,运行效果很好的。(Image segmentation matlab code, run very good.)
- 2013-12-02 12:05:11下载
- 积分:1
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Newton-Raphson-power-flow
通用的牛顿拉夫逊法潮流计算程序,可以自行输入支路参数矩阵,节点参数矩阵。(Universal Newton Raphson power flow )
- 2014-01-02 19:20:32下载
- 积分:1
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EdgeOfGraph-SequenceTraversalAlgo
To the edges of the graph sequence traversal algorithm based on genetic algorithm Matlab source
- 2013-03-09 14:13:54下载
- 积分:1
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adapOMP
说明: OMP算法,基于压缩感知的正交匹配追踪算法,能够很好的重构出原始信号(OMP algorithm based on compressed sensing orthogonal matching pursuit algorithm that can reconstruct the original signal very good)
- 2011-04-06 20:35:01下载
- 积分:1
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New-folder
ECG genarating program
- 2011-04-22 06:57:27下载
- 积分:1
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RankOrder2
秩和检验的方法,用于求取秩的大小,求取特征基因。(Rank sum test method for obtaining the rank of the size of the strike characteristic genes.)
- 2014-12-17 09:37:26下载
- 积分:1
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matlab-delete
删除矩阵中某行某列,可以使数据处理更加合理。(Delete the matrix in a column in a row, can make data processing more reasonable.)
- 2012-11-11 22:51:18下载
- 积分:1
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matlab
数字语音是信号的一种,我们处理数字语音信号,也就是对一种信号的处理,那信号是什么呢?
信号是传递信息的函数。离散时间信号——序列——可以用图形来表示。
按信号特点的不同,信号可表示成一个或几个独立变量的函数。例如,图像信号就是空间位置(二元变量)的亮度函数。一维变量可以是时间,也可以是其他参量,习惯上将其看成时间。
(Digital Voice is a signal that we deal with digital voice signal, that is, the processing of a signal, that signal what is it? Signal is a function of transmitting information. Discrete-time signal- sequence- can be used to indicate the graphics. According to the different signal characteristics, signal or can be expressed as a function of several independent variables. For example, the image signal is the spatial location (binary variables) of the brightness function. Variables can be one-dimensional time and other parameters can be, habits will be time to treat it as a.)
- 2009-05-11 17:35:41下载
- 积分:1
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dstatcom
This is the file for direct static var compensator in conventional model
- 2013-02-23 20:18:31下载
- 积分:1