Orthogonal frequency-division multiplexing
Discrete cosine transform
Fast Fourier transform
Reduction (mathematics)
Discrete Fourier transform (general)
Computer science
Electronic engineering
Discrete sine transform
Discrete Hartley transform
Algorithm
Mathematics
Telecommunications
Fourier transform
Fractional Fourier transform
Channel (broadcasting)
Engineering
Artificial intelligence
Fourier analysis
Image (mathematics)
Mathematical analysis
Geometry
