Poles of the transfer function in Z Transform

Inverse DFT of $-i\pi \text{ sgn}(f)$

Fastest Available Algorithm to Blur an Image (Low Pass Filter)

how to calculate the maximum obtainable directivity for a microphone array?

Finite and Infinite support in time and frequency domain

Phase response of a FIR Hilbert transformer

Subtracting audio signal emitted - trying to use spectral subtraction to localize moving objects

Fourier series of $cos(\omega_0 t)$ in continuous time

Carrier recovery with the Costas loop : PLL pull-in range

What exactly does compression say about correlation of data?