spectral density for an array ?

I have an array x = [ 4 5 5 6 4 2 6 7 4] , i would like to use fft to find the spectral density for x ? is there anyway to find it by matlab

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Matt J
Matt J 2019 年 3 月 29 日
編集済み: Matt J 2019 年 3 月 29 日

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2019 年 3 月 29 日

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2019 年 3 月 29 日

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