Seismic Inverse Q Filtering


Seismic Inverse Q Filtering
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Seismic Inverse Q Filtering


Seismic Inverse Q Filtering
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Author : Yanghua Wang
language : en
Publisher: John Wiley & Sons
Release Date : 2009-01-26

Seismic Inverse Q Filtering written by Yanghua Wang and has been published by John Wiley & Sons this book supported file pdf, txt, epub, kindle and other format this book has been release on 2009-01-26 with Science categories.


Seismic inverse Q filtering is a data processing technology for enhancing the resolution of seismic images. It employs a wave propagation reversal procedure that compensates for energy absorption and corrects wavelet distortion due to velocity dispersion. By compensating for amplitude attenuation, seismic data can provide true relative-amplitude information for amplitude inversion and subsequent reservoir characterization. By correcting the phase distortion, seismic data with enhanced vertical resolution can yield correct timings for lithological identification. This monograph presents the theory of inverse Q filtering and a series of algorithms, collected with the following selection criteria in mind: robustness, effectiveness and practicality. The book is written for processing geophysicists who are attempting to improve the quality of seismic data in terms of resolution and signal-to-noise ratio, as well as for reservoir geophysicists who are concerned about seismic fidelity in terms of true amplitudes, true timings and true frequencies. It will also be particularly valuable as a guide for seasoned geophysicists who are attempting to develop seismic software for various research settings. Finally, it can be used as a reference work or textbook for postgraduate students in seismic and reservoir geophysics.



Digital Seismic Inverse Methods


Digital Seismic Inverse Methods
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Author : Enders Robinson
language : en
Publisher: Springer
Release Date : 1983

Digital Seismic Inverse Methods written by Enders Robinson and has been published by Springer this book supported file pdf, txt, epub, kindle and other format this book has been release on 1983 with Computers categories.


Oil and natural gas are found in traps located deep within the sedimentary layers of the earth's crust. The digital computer has made possible the digital processing of seismic data and in particular deconvolution. This book outlines the digital revolution in seismology.



Seismic Filtering


Seismic Filtering
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Author : Institut français du pétrole
language : en
Publisher: SEG Books
Release Date : 1971

Seismic Filtering written by Institut français du pétrole and has been published by SEG Books this book supported file pdf, txt, epub, kindle and other format this book has been release on 1971 with Science categories.


This book is a compilation of some of the twenty five lectures delivered at seminars on problems of seismic filtering given by the French Petroleum Institute, January 11-22 and October 25 - November 5, 1965.



Illustrated Seismic Processing Volume 2 Preimaging


Illustrated Seismic Processing Volume 2 Preimaging
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Author : Stephen Hill
language : en
Publisher: SEG Books
Release Date : 2020-12-01

Illustrated Seismic Processing Volume 2 Preimaging written by Stephen Hill and has been published by SEG Books this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-12-01 with Science categories.


Provides a foundation for understanding the fascinating field of seismic processing, addressing that portion which precedes migration. Written for the non-expert, this volume reveals the limitations and potential pitfalls of seismic data, explains seismic processing operations as a series of solutions to problems, and more.



Time Frequency Analysis Of Seismic Signals


Time Frequency Analysis Of Seismic Signals
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Author : Yanghua Wang
language : en
Publisher: John Wiley & Sons
Release Date : 2022-10-03

Time Frequency Analysis Of Seismic Signals written by Yanghua Wang and has been published by John Wiley & Sons this book supported file pdf, txt, epub, kindle and other format this book has been release on 2022-10-03 with Science categories.


A practical and insightful discussion of time-frequency analysis methods and technologies Time–frequency analysis of seismic signals aims to reveal the local properties of nonstationary signals. The local properties, such as time-period, frequency, and spectral content, vary with time, and the time of a seismic signal is a proxy of geologic depth. Therefore, the time–frequency spectrum is composed of the frequency spectra that are generated by using the classic Fourier transform at different time positions. Different time–frequency analysis methods are distinguished in the construction of the local kernel prior to using the Fourier transform. Based on the difference in constructing the Fourier transform kernel, this book categorises time–frequency analysis methods into two groups: Gabor transform-type methods and energy density distribution methods. This book systematically presents time–frequency analysis methods, including technologies which have not been previously discussed in print or in which the author has been instrumental in developing. In the presentation of each method, the fundamental theory and mathematical concepts are summarised, with an emphasis on the engineering aspects. This book also provides a practical guide to geophysicists who attempt to generate geophysically meaningful time–frequency spectra, who attempt to process seismic data with time-dependent operations for the fidelity of nonstationary signals, and who attempt to exploit the time–frequency space seismic attributes for quantitative characterisation of hydrocarbon reservoirs.



High Resolution Seismic Exploration


High Resolution Seismic Exploration
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Author : Qing-Zhong Li
language : en
Publisher: SEG Books
Release Date : 2017-09-01

High Resolution Seismic Exploration written by Qing-Zhong Li and has been published by SEG Books this book supported file pdf, txt, epub, kindle and other format this book has been release on 2017-09-01 with Seismic prospecting categories.


Capitalizing on knowledge learned over decades and combining underlying theory with practical bases, this book presents a systematic analysis of the issues involved in high-resolution seismic exploration. Translated from the original Chinese edition published in 1993 by Petroleum Industry Press and now updated to reflect contemporary developments, the book is adept at clarifying the objectives and approaches toward better precision in seismic prospecting. It provides innovative views on fundamental concepts including: perspective resolution and perspective S/N; the empirical relationship between compressional velocity (Vp) and absorption coefficient (Q); constructing basin absorption models; understanding sand layer tracking; improving dynamic and static corrections of near-surface effects as well as deconvolution; achieving maximum effective bandwidth of seismic data; and regressive seismic impedance inversion. It is an excellent reference for those involved in seismic prospecting research, data processing, and geologic interpretation, and it is recommended for workers as well as professors and graduate students.



Seismic Interferometry


Seismic Interferometry
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Author : Deyan Draganov
language : en
Publisher: SEG Books
Release Date : 2008

Seismic Interferometry written by Deyan Draganov and has been published by SEG Books this book supported file pdf, txt, epub, kindle and other format this book has been release on 2008 with Nature categories.


Including more than 70 papers, this invaluable source for researchers and students contains an editors' introduction with extensive references and chapters on seismic interferometry without equations, highlights of the history of seismic interferometry from 1968 until 2003, and offers a detailed overview of the rapid developments since 2004.



Seismic Data Analysis


Seismic Data Analysis
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Author : Özdoğan Yilmaz
language : en
Publisher: SEG Books
Release Date : 2001

Seismic Data Analysis written by Özdoğan Yilmaz and has been published by SEG Books this book supported file pdf, txt, epub, kindle and other format this book has been release on 2001 with Science categories.


Expanding the author's original work on processing to include inversion and interpretation, and including developments in all aspects of conventional processing, this two-volume set is a comprehensive and complete coverage of the modern trends in the seismic industry - from time to depth, from 3D to 4D, from 4D to 4C, and from isotropy to anisotropy.



Informatics And Management Science Iii


Informatics And Management Science Iii
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Author : Wenjiang Du
language : en
Publisher: Springer Science & Business Media
Release Date : 2012-11-27

Informatics And Management Science Iii written by Wenjiang Du and has been published by Springer Science & Business Media this book supported file pdf, txt, epub, kindle and other format this book has been release on 2012-11-27 with Technology & Engineering categories.


The International Conference on Informatics and Management Science (IMS) 2012 will be held on November 16-19, 2012, in Chongqing, China, which is organized by Chongqing Normal University, Chongqing University, Shanghai Jiao Tong University, Nanyang Technological University, University of Michigan, Chongqing University of Arts and Sciences, and sponsored by National Natural Science Foundation of China (NSFC). The objective of IMS 2012 is to facilitate an exchange of information on best practices for the latest research advances in a range of areas. Informatics and Management Science contains over 600 contributions to suggest and inspire solutions and methods drawing from multiple disciplines including: Computer Science Communications and Electrical Engineering Management Science Service Science Business Intelligence



Seismic Amplitude Inversion In Reflection Tomography


Seismic Amplitude Inversion In Reflection Tomography
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Author : Yanghua Wang
language : en
Publisher: Elsevier
Release Date : 2003-02-25

Seismic Amplitude Inversion In Reflection Tomography written by Yanghua Wang and has been published by Elsevier this book supported file pdf, txt, epub, kindle and other format this book has been release on 2003-02-25 with Science categories.


This is the first book of its kind on seismic amplitude inversion in the context of reflection tomography. The aim of the monograph is to advocate the use of ray-amplitude data, separately or jointly with traveltime data, in reflection seismic tomography. The emphasis of seismic exploration is on imaging techniques, so that seismic section can be interpreted directly as a geological section. In contrast it is perhaps ironic that, in decades of industrial seismology, one major aspect of waveform data that potentially is easier to measure and analyse has generally been ignored. That is, the information content of seismic amplitudes. Perhaps the potential complexity has deterred most researchers from a more thorough investigation of the practical use of seismic amplitude data. The author of this volume presents an authoritative and detailed study of amplitude data, as used in conjunction with traveltime data, to provide better constraints on the variation of seismic wave speed in the subsurface. One of the fundamental problems in conventional reflection seismic tomography using only traveltime data is the possible ambiguity between the velocity variation and the reflector depth. The inclusion of amplitude data in the inversion may help to resolve this problem because the amplitudes and traveltimes are sensitive to different features of the subsurface model, and thereby provide more accurate information about the subsurface structure and the velocity distribution. An essential goal of this monograph is to make the amplitude inversion method work with real reflection seismic data.