Here are three papers published from this work:

- Simultaneous velocity filtering of hyperbolic reflections and balancing of offset-dependent wavelets.html
- Signal/noise separation and velocity estimation.html
- Separation of signal and noise applied to vertical seismic profiles.html

by William S. Harlan

(927 K)
Opening Pages
| Abstract; Acknowledgements; Table of Contents; Introduction |

(4.328 M)
Chapter 1
| Robust Velocity Stacks: an Illustration of Signal/Noise Separation |

(3.512 M)
Chapter 2
| Signal/Noise Separation and Velocity Estimation: Modeling Seismic Coherence |

(2.862 M)
Chapter 3
| Separating Signal and Noise for Reliable Inversions of Acoustic Parameters from VSP's |

(137 k)
Appendix A
| The MAP Estimate |

(151 k)
Appendix B
| Extracting Reliable Signal |

(407 k)
Appendix C
| Estimating Amplitude Distributions |

(407 k)
Appendix D
| Derivation of a Focusing measure (included with Appendex C) |

(253 k)
Appendix E
| Implementation of Slant Stacks |

(116 k)
Appendix F
| Frequency Domain Migration |

(253 k)
Appendix G
| Extracting diffractions with spatially variable velocities (included with Appendix E) |

(125 k)
Appendix H
| Minimizing the VSP Objective Functions |

(181 k)
Closing Pages
| References |