DSP.jl provides a number of common DSP routines in Julia. So far, the following functions are implemented:

digital filtering:

• filt

correlation and convolution:

• conv
• conv2
• deconv
• xcorr

FFTs provided by FFTW interface:

• bfft
• bfftn
• brfft
• brfftn
• fft
• fft2
• fft3
• fftn
• ifft
• ifft2
• ifft3
• ifftn
• irfft
• irfftn
• rfft
• rfftn

FFT utilities:

• fftshift
• ifftshift

periodogram estimation:

• periodogram
• welch_pgram
• bartlett_pgram

window functions:

• rect
• hanning
• hamming
• tukey
• cosine
• lanczos
• triang
• bartlett
• gaussian
• bartlett_hann
• blackman
• kaiser

common DSP mathematics:

• sinc

auxiliary functions:

• arraysplit