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The AAPG/Datapages Combined Publications Database
Showing 2,330 Results. Searched 200,639 documents.
Seismic Stratigraphy and Global Changes of Sea Level: Part 5. Chronostratigraphic Significance of Seismic Reflections: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
P. R. Vail, R. G. Todd , J. B. Sangree
AAPG Special Volumes
... seismogram is a 15-Hz first Gaussian derivative wavelet, essentially a sine wave. The detailed synthetic plots display from left to right: (1) well...
1977
Seismic Stratigraphic Study of Two Oxfordian Carbonate Sequences, Eastern Saudi Arabia
George S. Langdon , Steven J. Malecek
AAPG Bulletin
...------------------------------ fold (120) provided high-resolution, low-noise data that were further improved by wavelet processing. Line A is shown in Figure 4...
1987
Seismic Stratigraphy of Early Pennsylvanian Morrowan Sandstones, Minneola Complex, Ford and Clark Counties, Kansas: REPLY
S. L. Clark
AAPG Bulletin
... with geophysical detail on deconvolution, wavelet shaping, automatic gain control, etc. For this reason, I wished to publish in the AAPG Bulletin rather...
1989
Abstract: Determining the Structure of Basalt Flows with Wide-Angle Seismic Data, by M. M. Fliedner, R. S. White, and J. Fruehn; #90923 (1999)
Search and Discovery.com
1999
Predicting porosity, water saturation, and shale volume with high-resolution seismic inversion using Hopfield network: Upper Assam Basin, India
Son D. T. Phan, Triveni Gogoi, Rima Chatterjee,and Mrinal K. Sen
AAPG Bulletin
...) applied HNN in their deconvolution and wavelet extraction problems. Calderon-Macias et al. (1997) applied HNN and mean field annealing to deconvolution...
2022
2001 AAPG Foundation Grants-in-Aid Projects, - Abstracts, #90902 (2001).
Search and Discovery.com
2001
Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement
Mauricio D. Sacchi
Search and Discovery.com
... and velocity estimation: Geophysics, Soc. of Expl. Geophys., 49, 1869-1880. Mallat S., 1998, A Wavelet tour of Signal Processing, Academic Press. Sacchi, M...
Unknown
Data Calibration in Basin Modeling – The Ultimate Integration Step
Search and Discovery.com
N/A
EXTENDED ABSTRACT: Sub-basalt imaging from a wave propagation point of view; #90022 (2002)
Richard Hobbs, Francesca Martini
Search and Discovery.com
... frequencies in the source wavelet will get preferentially scattered. So as the seismic wave passes through the basalt only the lower frequencies retain...
2002
Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement
Mauricio D. Sacchi
Search and Discovery.com
... and velocity estimation: Geophysics, Soc. of Expl. Geophys., 49, 1869-1880. Mallat S., 1998, A Wavelet tour of Signal Processing, Academic Press. Sacchi, M...
Unknown
Abstract: Impedance Inversion of Blackfoot 3D Seismic Dataset; #90171 (2013)
A. Swisi and Igor B. Morozov
Search and Discovery.com
... , (2) where S denotes the seismic trace, W is the wavelet, R is the reflectivity, and n is the noise. If W is estimated and the noise is uncorrelated...
2013
Abstract: Attribute-Assisted Stratigraphic Interpretation; #90172 (2014)
Fred M. Peterson
Search and Discovery.com
... attribute, which is based on the anomalous response of instantaneous frequency to beds less than ¼ of the wavelet period (Robertson and Nogami, 1981...
2014
Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)
M. Hernandez, K. Innanen, and J. Wong
Search and Discovery.com
... of the wavelet. The key to understand how this algorithm predicts the internal multiples just with the data itself is to realize that the convolution...
2014
Abstract: Physical Parameter Estimation in rock samples via Image Analysis of Computed Micro-Tomographies (CMT); #90174 (2014)
Andres Medina, Doug Schimtt, Randy Koffman, and Gautier Njiekak
Search and Discovery.com
...fter each CMT-scan is segmented, pore edge detection is performed. The specific procedure used is based on the discrete wavelet transform ...
2014
Abstract: Azimuthal Fourier Coefficient Elastic Inversion; #90174 (2014)
Benjamin Roure and Jon Downton
Search and Discovery.com
... approximations (Vavryčuk and Pšenčík, 1998, Pšenčík and Martins, 2001, Shaw and Sen, 2006, …), W is the angle dependent wavelet and data is the real azimuthal...
2014
Abstract: Elastic Finite-difference Modeling for Testing Acquisition and Processing Methods; #90187 (2014)
Peter Manning, Joe Wong, and David Henley
Search and Discovery.com
... is 0.20m, the time step is 0.25ms, and the number of time steps is 4000. Dominant frequency of source wavelet is 30Hz. Discussion Complete modeled datasets...
2014
Abstract: Acceleration on Sparse Promoting Seismic Applications; #90187 (2014)
Lina Miao and Felix Herrmann
Search and Discovery.com
... spike reflector, b is the source wavelet, c shows the recovery from SPGℓ1 and PQNℓ1 in the middle and bottom, d shows a variation within PQNℓ1...
2014
Abstracts: Quantitative Geomodelling with Qualitative Inputs: Optimizing a Waterflood and Reversing Production Decline; #90173 (2015)
D. I. Close, M. Slikas
Search and Discovery.com
... delineation and also to quantitatively assess the effect on wavelet extraction and inversion of the 5D interpolation of the reflection data prior to pre...
2015
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
... with a distinct dip and/ or wavelet denoted by an index k. A local AAPG Search and Discovery Article #90173 CSPG/CSEG/CWLS GeoConvention 2011, Calgary...
2015
Abstracts: Application of Neural Network Analysis and Post-Stack Inversion - Case Studies in Alberta; #90173 (2015)
Somanath Misra and Satinder Chopra
Search and Discovery.com
.... The usual practice is to obtain an estimate of the embedded wavelet and recursively update a suitably chosen impedance profile so as to minimize the data...
2015
Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)
Zhenhua Li and Mirko van der Baan
Search and Discovery.com
... triangles, while the source is explosive modeled with a Ricker wavelet with a peak frequency of 30HZ. Both the pressure and particle velocities...
2015
Abstract: Integrated Interpretation of Microseismic Data with Seismic Attributes from Hoadley Field, Central Alberta; #90224 (2015)
Aamir Rafiq and David W. Eaton
Search and Discovery.com
... acoustic impedance (Chopra and Marfurt, 2012). Impedance volume can be extracted by removing seismic wavelet from reflectivity through seismic inversion...
2015
-- no title --
Ehsan, Athar
Search and Discovery.com
... VGFWI wave equation to those computed by the convention FWI method. A single shot ejecting a ricker wavelet, dominant frequency of 10.0Hz was placed...
Unknown
Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)
Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji
Search and Discovery.com
... shot ejecting a ricker wavelet, dominant frequency of 10.0Hz was placed at the middle of the cube. Snapshots at different time intervals were recorded...
2023
Design of Land 3-D Surveys, by Mike Galbraith, #40139 (2004).
Search and Discovery.com
2004