Template:Digital signal processing - WikiMD's Wellness Encyclopedia

Theory	* Detection theory Discrete signal Estimation theory Nyquist–Shannon sampling theorem
Sub-fields	* Audio signal processing Digital image processing Speech processing Statistical signal processing
Techniques	* Z-transform Advanced z-transform Matched Z-transform method Bilinear transform Constant-Q transform Discrete cosine transform (DCT) Discrete Fourier transform (DFT) Discrete-time Fourier transform (DTFT) Impulse invariance Integral transform Laplace transform Post's inversion formula Starred transform Zak transform
Sampling	* Aliasing Anti-aliasing filter Downsampling Nyquist rate / frequency Oversampling Quantization Sampling rate Undersampling Upsampling