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说明: 根据滤波器指标选择合适的窗函数,计算窗函数的长度N,调用MATLAB函数fir1设计一个FIR低通滤波器。并编写程序,调用MATLAB快速卷积函数fftfilt实现对xt的滤波。绘图显示滤波器的频响特性曲线、滤波器输出信号的幅频特性图和时域波形图。
(Select the appropriate indicators according to filter window function, calculate the length of window function N, called MATLAB function fir1 design a FIR low-pass filter. And programming, call MATLAB functions fftfilt achieve fast convolution filtering xt. Graphics filter frequency response curve, the filter output signal amplitude and frequency characteristics of maps and time-domain waveform. )
- 2011-05-24 09:17:20下载
- 积分:1
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Fourier
利用matlab中傅里叶变换进行函数频谱分析的程序。亲测好用!(Fourier transform using matlab function spectrum analysis procedures. Pro-test easy to use!)
- 2014-10-07 10:17:28下载
- 积分:1
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AF-or-DF-Coorperation
协同系统下的仿真,分析了AF与DF两种不同的策略,并且附带相应的仿真图。(Collaborative system simulation, analysis of the AF and DF are two different strategies, and with the corresponding simulation diagram.)
- 2011-10-20 17:24:06下载
- 积分:1
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JOURNAL
圆轴承油膜力计算程序,包含动态油膜力和静态油膜力,可用于转子动力学分析(Round bearing oil film force calculation program, including the dynamic oil film force and static oil film strength, can be used for rotor dynamics analysis)
- 2015-07-28 19:29:08下载
- 积分:1
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bridge
bridge simulation with 36 DoF the golden eye bridge UK
- 2010-08-18 08:42:59下载
- 积分:1
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travailenmat
matlab programming for clustering pam , k-means , dbscan , optics for image segmentation
- 2009-04-06 21:34:24下载
- 积分:1
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read_s2p
向matlab中读入s2p文件的数据。读入的数据格式为freqx[S11 S21 S12 S22](The program read .s2p file into matlab. The data matrix will have a dimension of freqx4. the four columns are [s11 s21 s12 s22].)
- 2012-06-12 06:49:24下载
- 积分:1
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matlab
用matlab实现对语音信号的短时分析,包括清音和浊音的判决,基音周期的估计。(Using matlab to realize short-time speech signal analysis, including the voiceless and voiced the decision, pitch period estimation.)
- 2008-06-07 17:58:02下载
- 积分:1
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unconstrainedmultidimensionalcalculationofextremal
Matlab最优化计算中的无约束多维极值问题(Matlab Optimization of unconstrained multi-dimensional calculation of extremal problem)
- 2010-12-31 10:18:44下载
- 积分:1
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init
按libsvm格式的数据录入,transform函数需要另外编写(Data entry by libsvm format, transform functions need to prepare the)
- 2011-05-17 11:02:54下载
- 积分:1