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main
main in speech processing
- 2011-06-30 20:05:52下载
- 积分:1
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FractalGui
fractal graphical user interface
- 2009-06-25 15:18:30下载
- 积分:1
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Hallen3
说明: 利用矩量法求解Hallen方程 画出场的电流分布(Hallen method of moment equations current distribution appearances painting)
- 2011-02-18 11:15:16下载
- 积分:1
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chengxiangsuanfa
此程序是电容成像技术的成像算法,其中五种算法,lBP等(This program is capacitance imaging technology imaging algorithm, including five kinds of algorithm, lBP, etc)
- 2021-04-28 21:58:44下载
- 积分:1
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pcmcode
律u律pcm编码
若输入A律PCM编码器的正弦信号为x(t)=sin(1600πt),采样序列为x(n)=sin(0.2πn),n=0,1,2,…,10,将其进行PCM编码,求出编码器的输出码组序列y(n)。
要求:1) 直接采用A律扩展器函数求解上述问题。
2)使用13折线法近似A律PCM 求解上述问题。
3)计算量化误差。(Law a law pcm coding
If the input A-law PCM encoder is sinusoidal signal x (t) = sin (1600πt), for the sample sequence x (n) = sin (0.2πn), n = 0,1,2, ..., 10, it will be PCM coding to obtain the coded output code group sequence y (n).
Requirements: 1) directly A-law expander function to solve the above problems.
2) using a 13 fold line approximation A-law PCM to solve the above problems.
3) calculating the quantization error.)
- 2016-04-06 19:30:12下载
- 积分:1
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TheuseofMatlabforimageprocessing
文中主要介绍使用Matlab进行图像处理的各种常用函数,还有一个图像处理工具箱的一些用法。(The paper introduces the use of Matlab for image processing a variety of common functions, and a number of uses image processing toolbox.)
- 2010-06-30 09:43:57下载
- 积分:1
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xiaobobao
ch3=softt(h3,thr1 clear
clc
I=imread( lena512.bmp )
imshow(I)
I=double(I)
II=I+30*randn(size(I))
figure
imshow(II,[])
[a1,h1,v1,d1]=dwt2(II, sym8 )
[a2,h2,v2,d2]=dwt2(a1, sym8 )
[a3,h3,v3,d3]=dwt2(a2, sym8 )
sigma=median(abs(d1(:)))/0.6745
x=3*sigma
thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x 小波图像去噪( ch3=softt(h3,thr1 clear
clc
I=imread( lena512.bmp )
imshow(I)
I=double(I)
II=I+30*randn(size(I))
figure
imshow(II,[])
[a1,h1,v1,d1]=dwt2(II, sym8 )
[a2,h2,v2,d2]=dwt2(a1, sym8 )
[a3,h3,v3,d3]=dwt2(a2, sym8 )
sigma=median(abs(d1(:)))/0.6745
x=3*sigma
thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x )
- 2012-05-26 11:08:34下载
- 积分:1
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sze
Jerk混沌系统产生的模拟信号转化为二进制的方法 程序可以正常运行(Jerk chaotic system analog signal into a binary approach generated program works)
- 2015-04-01 15:58:05下载
- 积分:1
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SVMprogramme
说明: 以股票交易为例,用SVM网络回归预测,内有说明(SVM network regression prediction, with instructions)
- 2019-06-11 14:08:13下载
- 积分:1
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Scilab
说明: Scilab基本算法语句与基础操作指南,帮助新手学习scilab应用(basics in Scilab)
- 2010-04-15 20:50:37下载
- 积分:1