-
huffman
说明: huffman编码译码的实现,通过huffman编码可以达到较高的编码效率(huffman code decoding to achieve, through the huffman coding can achieve higher coding efficiency)
- 2010-04-11 13:19:51下载
- 积分:1
-
zhixin
无线传感器网络加权质心自定位算法中加权质心算法仿真(Centroid algorithm simulation in wsn)
- 2010-05-07 17:39:46下载
- 积分:1
-
example4_3
例3:分析占空比为ta的矩形脉冲频谱
T=1 时间窗大小
ta=0.5 占空比
N=256
t=linspace(-T,T,N)
ts=2*T/N
fs=1/ts
(x=zeros(1,N)
x(N/2-round(N/2*ta):N/2+round(N/2*ta))=ones(1,2*round(N/2*ta)+1)
y=fft(x,N)
figure
plot(t,x)
title([ 时域信号图 占空比为 ,num2str(ta)])
axis([-T T-0.2 1.2])
xlabel( t /s )
figure
subplot(211)
f=linspace(-fs/2,fs/2,N)
plot(f,abs(fftshift(y))/N)
title([ 矩形脉冲双边谱 脉冲时间t=[- ,num2str(ta*T), , ,num2str(ta*T), ] ])
xlabel( f /Hz )
)
- 2010-05-25 20:59:59下载
- 积分:1
-
Chap1a
对连续时域信号进行采样处理成为离散信号。完成信号绘图并显示其采样图像(signal sampling)
- 2015-04-03 21:09:52下载
- 积分:1
-
zishiyingxianboqi_LMS
在心电信号中混入50HZ工频噪声,并设计自适应滤波器消除消除工频噪声。程序附有详细文字解释,可运行。(In the ECG signal mixed with 50HZ frequency noise, and design of adaptive filter to eliminate the elimination of power frequency noise. The program is accompanied by a detailed text explanation, can run.)
- 2020-12-22 18:29:07下载
- 积分:1
-
11912915Engineering-Optics-Simulation
说明: 利用Matlab平台编制的光线追迹模拟程序,可以改变程序中的相关参数,模拟任意形状透镜的光线追迹。(The program used to simulate ray tracing using MATLAB platform can change the relevant parameters in the program to simulate ray tracing of lens with arbitrary shape.)
- 2019-10-09 12:01:20下载
- 积分:1
-
11
说明: 实现数据误差的剔除、修正,曲线拟合,平缓。(Eliminate data errors, correction, curve fitting, flat.)
- 2011-06-29 11:33:40下载
- 积分:1
-
Npsopudn
partical swarm optimization method for optimize antenna array...
- 2013-08-14 19:30:14下载
- 积分:1
-
4
说明: document of image compression
- 2014-10-19 04:49:28下载
- 积分:1
-
1111RVM
关联向量机,很好的工具箱,有用于分类和回归的例子(Relevance vector machine, a good toolbox, there are examples for classification and regression)
- 2013-12-06 12:08:39下载
- 积分:1