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求功率谱的matlab程序

于 2023-04-16 发布 文件大小:1.54 kB
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代码说明:

用AR谱估计法,welch法,周期图法等计算信号的功率谱,welch法是周期图法的改进。PSD直接从信号本身估计出来。最简单的就是periodogram(周期图法),一种改进的周期图法是Welch"smethod。更现代的一种方法是multitaper method(多椎体法)。Yule-Walker autoregressive (AR) method和Burg method 请点击左侧文件开始预览 !预览只提供20%的代码片段,完整代码需下载后查看 加载中 侵权举报

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