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ma.pdf
matlab在大气科学中的应用~这是介绍如何在大气科学研究中使用matlab的入门教程(matlab in atmospheric science applications- this is how to use matlab in atmospheric sciences Tutorial)
- 2013-09-05 10:32:33下载
- 积分:1
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20040904064936
叫你怎么样使用matlab,这是一个实验指导书,详细步骤附有图片。(Tell you how to use matlab, this is an experimental guide books, detailed steps with pictures.)
- 2011-05-17 09:03:25下载
- 积分:1
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4-6
在屏幕上出现一个圆心沿正弦虚线轨迹移动的实心圆。(In the center of a circle appears on the screen a dotted line along the sinusoidal trajectory moving solid round.)
- 2010-06-28 18:24:37下载
- 积分:1
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diedai
迭代法是基于逼近的思想,其步骤如下:
1. 求出图象的最大灰度值和最小灰度值,(Iterative method is based on the idea of approximation, the steps are as follows: 1. To derive the maximum gray value image and the minimum gray value,)
- 2008-03-24 18:58:09下载
- 积分:1
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matlabzhifangtu
matlab中的直方图均衡,适合初学图像处理者使用,希望采纳(matlab histogram equalization, image processing suitable for beginners to use, hope to adopt)
- 2015-03-18 14:47:38下载
- 积分:1
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pcm
本文基于MATLAB/SIMULINK动态仿真环境,以实例阐述了建立脉冲编码调制通信系统仿真模型的一般方法。根据该系统的基本原理将整个模型划分为抽样﹑量化﹑编码等几个子系统,并在传输线路上加入高斯白噪声以检验该系统的传输质量和抗干扰能力。(Title Design and Simulation for PCM communication system
Abstract
)
- 2012-04-27 08:24:53下载
- 积分:1
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mcr
多元分辨 MCR,Multiple resolution,matlab程序(MCR,Multiple resolution)
- 2015-08-29 23:10:36下载
- 积分:1
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opencv_src
for camera calibration
- 2009-02-24 19:37:53下载
- 积分:1
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SMARTSRC-3
读取硬盘SMART值,很详细的源代码。很有参考学习的价值(read hard smart value)
- 2014-02-25 22:32:05下载
- 积分:1
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example4_4
例4:在sinc(t)信号中叠加噪声,分析对应频谱
fs=100 采样频率,必须大于两倍基带信号最高频率
ts=1/fs 采样时间间隔
T=2 时间窗大小
(
x=x+0.1*randn(1,N)
x=awgn(x,-10, measured )
figure
plot(t,x)
title( 时域信号图 )
xlabel( t /s )
y=fft(x,N)
figure
if mod(N,2)~=0
N=N-1
end
f=linspace(0,fs/2,N/2)
plot(f,abs(y(1:N/2))*2/N)
title( 叠加噪声的sinc(t)信号频谱 )
xlabel( f /Hz )
figure
y0=y(1:N/2)
P=y0.*conj(y0)/N
P=10*log10(P)
plot(f,P)
title( 功率谱 )
xlabel( f /Hz )
)
- 2010-05-25 20:59:03下载
- 积分:1