Extendible look-up table of twiddle factors and radix-8 based fast Fourier transform.
Qing LiNengchao WangBaochang ShiChuguang ZhengPublished in: Signal Process. (2002)
Keyphrases
- fast fourier transform
- floating point
- fourier transform
- hartley transform
- frequency domain
- signal processing
- row column
- fixed point
- discrete cosine transform
- spectral analysis
- fourier transformation
- fourier domain
- short time fourier transform
- discrete wavelet transform
- multiscale
- radon transform
- computer vision
- log polar
- discrete fourier transform
- filter bank
- feature selection