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zuixiaoerchengfa
介绍了各种最小二乘法并进行汇总,包括算例及MATLAB程序(Introduced a variety of least squares and aggregated, including examples and MATLAB programs)
- 2010-07-07 15:58:49下载
- 积分:1
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NFS
用于斜视聚束式SAR成像的非线性频率变标算法,有完整数学模型。(Nonlinear Frequency Scaling Algorithm for High Squint Spotlight SAR Data Processing)
- 2010-12-26 23:56:36下载
- 积分:1
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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
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Hessian_point_detector
hessian point detector 是SURF算法中所采用的基于Hessian矩阵进行的特征点检测方法,检测得到椭圆区域。(feature detector)
- 2014-12-19 12:52:48下载
- 积分:1
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AC_AC_FINAL
变压变频器的matlab仿真,包括电源的主电路,利用 Simulink 里面自带的算法工具实现的控制SPWM波形(Variable voltage variable frequency matlab simulation, including the main circuit of the power supply, the use of Simulink which comes algorithm tool to achieve control SPWM waveform)
- 2013-05-13 20:39:28下载
- 积分:1
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FSADA
旋转Y切-弹性压电薄膜,谐振器的特性计算及分析,用MATLAB编程计算。(Rotated Y-cut- elastic piezoelectric thin film resonator characteristic calculation and analysis, calculated using MATLAB programming.)
- 2013-12-02 09:53:27下载
- 积分:1
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可以识别英文字母用MatLAB打开即可
说明: 可以识别电子文档,图片和手写的英文字母,用MatLAB打开即可(It can recognize electronic documents, pictures and handwritten English letters. It can be opened with MatLAB.)
- 2020-07-04 16:00:02下载
- 积分:1
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piecewise_linear_fitting
对两组离散数据进行分段线性拟合,并显示拟合结果(piecewise linear fitting of two sets of discrete data)
- 2010-07-06 17:03:03下载
- 积分:1
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Akki-Addy-Anu
All codes in Matlab.
- 2012-04-23 22:24:29下载
- 积分:1
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betweenness_bin
应用于复杂网络分析时采用matlab代码的节点介数(Node betweenness complex network analysis)
- 2013-12-12 10:58:27下载
- 积分:1