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featrue7
提取信号七个基于瞬时信息的特征:零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差,零中心非弱信号段瞬时相位非线性分量绝对值标准偏差,零中心非弱信号段瞬时相位非线性分量标准偏差,零中心归一化的非弱信号段瞬时频率绝对值的标准偏差,一个信号段的归一化瞬时频率功率谱密度的最大值,根据信号 QPSK 和16QAM在 XI 轴投影的不同表现,提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)
- 2021-01-24 13:28:43下载
- 积分:1
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freadenvi
matlab 打开bil格式文件的源代码(The bil format can be opened using Matlab with this program)
- 2011-10-28 02:17:31下载
- 积分:1
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equalizition
通信系统的自适应均衡器,能够恢复失真的PSK信号(Adaptive equalizer communication system, a PSK signal to recover distorted)
- 2013-11-07 22:00:36下载
- 积分:1
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modularpca
face detection in matlab. accuracy is about 99.3 .
basic code of matlab need to execute in matlab
- 2010-08-22 03:33:08下载
- 积分:1
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dsb-am
使用MATLAB对DSB-AM进行仿真:双边带幅度调制的过程以及对其中所包含的对信号的频谱分析都可以通过MATLAB中的M语句及相关函数来实现。假如信号m(t)=cos(m)以dsb-am方式调制载波c(t)=cos(20*pi*t),所的信号为y(t),并将采样频率定为 fs=100Hz,则可在MATLAB中设计程序对该幅度调制的结果进行仿真,绘制已调信号波形和频谱分析。(It is a example for DSB-AM based on MATLAB .)
- 2009-05-02 23:18:59下载
- 积分:1
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spectrum-analysis-
图像频谱分析MATLAB程序,适合于所有需要的波形(Image spectrum analysis MATLAB program)
- 2013-10-05 17:29:11下载
- 积分:1
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EMD-HHT-LMD-EEMD
关于EMD HHT LMD EEMD 的论文,讲解详细(a paper contains EMD HHT LMD EEMD)
- 2013-11-27 17:19:07下载
- 积分:1
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ultrasound
超声回波声场数据处理显示(matlab 源程序)(ultrasound )
- 2012-04-12 15:38:53下载
- 积分:1
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gkde
KDE function or kernel density function for the estimation of a continuous density
- 2011-11-21 15:19:13下载
- 积分:1
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water_filling_algorithm
关于注水算法的简单演示。在总功率受限的情况下通过功率分配逼近香农信道容量(performs the water filling algorithm with the given total power constrain to approach Shannon capacity of the channel.)
- 2013-12-13 11:20:19下载
- 积分:1