Fourier Transform

concepts · 5 notes linked

Related: Signal Processing · Harmonic Analysis · Singular Integrals · Representation Theory · Nasir Ahmed · Jpeg · Mpeg · Discrete Cosine Transform

Notes

• Discrete cosine transform - Wikipedia — Cosine-based transform for signal compression used in JPEG, MPEG, MP3
• Fourier transform for dummies — Intuitive explanations of Fourier transform from physics and engineering perspectives
• Google Replaces BERT Self-Attention with Fourier Transform: 92% Accuracy, 7 Times Faster on GPUs — FNet replaces transformer self-attention with Fourier Transform for faster training
• Harmonic analysis - Wikipedia — Mathematical analysis decomposing functions via symmetries scales and spectra
• Understanding Wavelets — Wavelet transform as a signal analysis tool preserving time-frequency locality