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Oversampling and decimation leads to slightly different result in frequency domain

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Why Does This Sliding Window Goertzel Filter Trick Work?

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Why is my fft inverse of an indicator function not equal to the sinc?

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Order analysis on sample vibration data to detect unbalance in python

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Which FFT Window to use for data gathering of complete mastered songs - for AI

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Frequency shift and phase shift (Doppler)

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Convolution with the Inverse FFT of a Box Filter

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340 views

CZT: Do Bluestein algorithm perform backward transformation?

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Do you have to receive a whole OFDM signal to be able to demodulate?

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Phase shift between X and Y components of the same wave

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Is the analytical fourier transform of an exponential decay the same as the FFT of a time series of the same signal?

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Finding a certain animal from wildlife audio

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How do you properly cut out negative frequencies from FFT of a real signal if it reduces sample size?

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How to do spectral averaging to get satisfactory results?

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