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Periodogram-powe
说明: 平均周期图法和平滑平均周期图法估计功率谱
从经典功率谱估计周期图法原理入手,从理论上分析了其存在的局限性,借助Welch算法对其进行修正。依靠Matlab强大的数值分析和信号处理能力进行实验!!
用周期图法和welch法分别估计了一下信号的功率谱密度。采样频率200Hz,时间序列长度2048,FFT数据点数2048。其中welch法使用hanning窗,窗口长度600.(Average periodogram and periodogram smoothing method to estimate the average power spectrum from the classical power spectrum estimation periodogram principle starting from the theoretical analysis of the limitations of its existence, with the Welch algorithm, amending them. Rely on the powerful Matlab numerical analysis and signal processing capabilities to experiment!! With periodogram and welch method were estimated signal power spectral density about. Sampling frequency of 200Hz, the time sequence length 2048, FFT data points 2048. Welch method which uses hanning window, the window length of 600.)
- 2011-03-16 16:45:58下载
- 积分:1
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EF
说明: 线性卡尔曼滤波,二维状态空间模型一般的卡尔曼滤波(kalman fitering)
- 2013-09-01 16:01:54下载
- 积分:1
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FFT-hypprg
Brain waves extraction, Brain waves energy and brain laterality using Fast Fourier Transform
- 2011-11-24 02:48:04下载
- 积分:1
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SVD-Denoise
对仿真信号进行特征值分解,进行奇异值降噪处理(SVD Denoise)
- 2013-12-27 09:56:27下载
- 积分:1
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FULLTEXT02
Design and analysis of FIR filters based on Matlab
- 2013-12-14 11:44:16下载
- 积分:1
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8427950yuzhi
用于数据信号去噪,非常好用,值得强烈推荐,强烈推荐(For data signal denoising, very easy to use, highly recommended, highly recommended)
- 2019-03-04 20:33:43下载
- 积分:1
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61111210
matlab de 课程设计报告书 很实用哦,里面有编制好的代码 和图片(just like it)
- 2009-11-09 09:54:12下载
- 积分:1
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shuzimatlab
说明: matlab课件(matlab Courseware)
- 2009-08-04 12:37:39下载
- 积分:1
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maylab
用MATLAB绘制系统零极点,有关Z变换的相关知识(MATLAB zero pole system, the Z-transform knowledge)
- 2006-12-16 00:56:51下载
- 积分:1
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Tracker_V2.03
High voltage electricity use, short-circuit fault indicator! Sensor plus display instrument procedures
- 2015-03-13 17:04:48下载
- 积分:1