Multidimensional autoregression |

PEFs transform signals and images to whiteness. Residuals and preconditioned models should be white. |

- The relationship between spectrum and PEF
- Undoing convolution in nature
- Causal with causal inverse
- PEF output tends to whiteness
- Spectral estimation
- Short windows
- Weathered layer resonance

- PEF whiteness proof in 1-D
- Simple dip filters
- PEF whiteness proof in 2-D

2013-07-26