matlab cpsd
时间: 2023-08-20 21:09:30 浏览: 97
引用\[2\]中的MATLAB代码展示了一段处理音频信号的代码。其中使用了cpsd函数来计算互频谱密度。cpsd函数是MATLAB中用于计算信号的互频谱密度的函数。它可以通过输入两个信号的时域数据来计算它们之间的互频谱密度。cpsd函数在计算互频谱密度时使用了Welch方法,该方法是一种常用的频谱估计方法。它将信号分成多个段,对每个段进行傅里叶变换,并对所有段的结果进行平均以得到频谱密度估计。因此,cpsd函数可以用于计算信号之间的互频谱密度。\[2\]
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- *1* [matlab cpsd互功率谱](https://blog.csdn.net/qq_36495569/article/details/106936316)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [【能量信号、功率信号、能量谱、功率谱、相关函数的关系,MATLAB如何求功率谱】](https://blog.csdn.net/weixin_52325728/article/details/121650953)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [pwelch和cpsd函数中参数疑问](https://blog.csdn.net/weixin_29069131/article/details/115850748)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
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