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The AAPG/Datapages Combined Publications Database
Showing 695 Results. Searched 200,693 documents.
Navigating full-waveform inversion success in Mexico with complex geology: Shallow-water and land case studies
Wei Kang, Federico Fenoglio, Liubov Mulisheva, Pavel Vasilyev, Luxin Zhang, Abdalla Abouelela, Xin Cheng, Denes Vigh, Silvino Dominguez Garcia, Alejandro Cabrales, Alfredo Vazquez Cantu
International Meeting for Applied Geoscience and Energy (IMAGE)
... conditions, the wavelet extracted from different areas or offset ranges normally show different phase or time shifts. Figure 3 demonstrates the wavelets...
2024
Seismic resolution enhancement with self-supervised learning
Shijun Cheng, Tariq Alkhalifah, Haoran Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...-Beijing SUMMARY mation of seismic wavelets for real data is often hard. The concept of neural network (NN)-based seismic resolution enhancement has...
2024
Time-lapse full-waveform inversion by model order reduction using radial basis function
Haipeng Li, Robert G. Clapp
International Meeting for Applied Geoscience and Energy (IMAGE)
... 1c to build the baseline FWI model, using 12 sources (red stars) with 25 Hz Ricker wavelets and dense receivers (spaced 4 m apart, black triangles...
2024
Stability criteria for seismic data interpolation artificial neural networks
Yiying Xing, Wenlong Wang, Florian Bossmann, Xuexin An
International Meeting for Applied Geoscience and Energy (IMAGE)
... of Chen et al. (2023). The dataset contains 512 × 512 2D seismic profiles which are simulated by convolutions of reflectivity profiles and wavelets...
2024
Multi-survey full-waveform inversion gradient balancing with illumination probing method
James Xu, David F. Halliday, Federico G. Andreasi, Xikai Zhao, James Rickett
International Meeting for Applied Geoscience and Energy (IMAGE)
... result. A conventional workflow to mitigate such problems involves careful manual scaling of the input data and source wavelets, and decimating shots...
2024
Computation of phase velocity direction using normalized wavefields
Kwangjin Yoon, Jungkyun Hyun
International Meeting for Applied Geoscience and Energy (IMAGE)
...sform (green). (b) −𝑢̇ ∇𝑢 of Ricker (purple) and Hilbert-transformed Ricker (green) wavelets. (c) sum of two Poynting vectors given in Figure 2(b). In ...
2024
Resolving DAS versus geophone discrepancies using the DAS transform: A comparative study from the CaMI CCS field research station, Alberta
Ali Sayed, Robert R. Stewart, Marie Macquet, Don Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
...ators were generated for these wavefields, with target wavelets properly tailored to ensure consistent positive responses for a stiff reflector. Earth ...
2024
Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data
Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin
Indonesian Petroleum Association
... the wavelets and removes the short period reverberations. For this process, a digital operator is designed for each trace and that operator is then convolved...
2017
Stratigraphy and Seismic-guided Estimation of Log Properties of the Second Sand Member of the Bone Spring Formation, Delaware Basin, New Mexico
R. A. Pearson, B. S. Hart
West Texas Geological Society
... to construct synthetic seismograms using mixed-phase wavelets extracted from the seismic data. Based on the synthetic-seismic tie, reflections...
1998
Lithology Discrimination and Pore-Fluid Detection Using 3D Pre-Stack Simultaneous Inversion: A Case Study at Gumai Formation, Jambi Sub-Basin, South Sumatra
Widia Anggraeni, Mawar Indah Nursina, Andri Syafriya, Bagus Sapto Mulyatno, Muh Sarkowi
Indonesian Petroleum Association
.... Then, initial model was built using low-frequency model, constrained by the horizon, seismic RMS velocity, and partial angle wavelets as the input...
2018
Estimation of Seismic Attenuation (Q): More Insight from Zero-Offset VSP
Mohammad Risyad
Indonesian Petroleum Association
..., e.g. interval velocity and average velocity of the subsurface, VSP also gives insight into propagating seismic wavelets and understanding...
2018
Remapping Facies Architecture of Early Miocene Carbonate Baturaja Formation Based on Core Analysis, Static Distribution, and Production Data in RG Field, Offshore Northwest Java
Asep Ginanjar, Andi Wasonoaji, Zona Nuansa Adha Antariksa, Mohammad Reza, Priantoro Kartika Dani Setiawan
Indonesian Petroleum Association
... correlation and a series of isopach maps. Meissner, R., and Meixner, E., 1969, Deformation of seismic wavelets by thin layers and layered boundaries: Geophys...
2019
Two Inversion Case Studies from the SCOOP and STACK Area of Oklahoma
Satinder Chopra, Ritesh Kumar Sharma, James Keay
Unconventional Resources Technology Conference (URTEC)
... using the approach explained above. The models, wavelets and partial stacks are used as input in the inversion, and the output is P-impedance...
2019
Minnelusa Formation Exploration, Powder River Basin, Wyoming: An Integrated Approach
Laura A. Welch, Jesse C. Taylor
Rocky Mountain Association of Geologists
... wavelet similar in character to a Ricker wavelet. Ricker wavelets were therefore used to create synthetic seismogramsfrom the well logs to correlate...
1985
Three-Dimensional Seismic Modeling and Seismic Facies Imaging
Hongliu Zeng , Noel Tyler , Milo M. Backus
GCAGS Transactions
... models, A 3-D model of the primary reflection coefficients was generated that was then convolved with zero-phase Ricker wavelets of End_Page 621...
1995
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
... of resolution of zero-phase wavelets, Geophysics, 47, P1035-1046. Kidston, A.G., Brown, D.E., Smith, B.M., Altheim, B., 2005. The Upper Jurassic Abenaki...
2022
ReGenerating the Gippsland Basin
J. Firth, K. Zhao, S. Birdus, N. Mudge, J. Zhou
Petroleum Exploration Society of Australia (PESA)
... (RTM) and can incorporate Q compensation. Deghosting and bandwidth extension deliver sharper wavelets while outstanding improvements have also been...
2018
Genesis 4D Project — Design and Execution Overview
Bernard Regel, Tom Hudson, John Bretches, Phil Inderwiesen, Pat Condon, James Rickett, Frank Descant
GCAGS Transactions
.... Embedded wavelets of both surveys are as close to identical as possible. Excellent teamwork, cooperation, and communication among CVX groups, CGG...
2005
The Periodic Cycle of Particulate Matter in a Shallow, Temperate Estuary
Franz E. Anderson
Journal of Sedimentary Research (SEPM)
... as they are periodically covered and uncovered by the tides. In the Bellamy River, even on calm days, small wavelets have been observed "breaking...
1970
Phase Decomposition for Predicting Carbonate Reservoir Properties
Umberto Barbato
Unconventional Resources Technology Conference (URTEC)
... with their corresponding amplitude spectra. The key logs are shown, with extracted seismic traces in red and synthetics in blue. Zero-phase Ricker wavelets at 30...
2025
Delineation of Gas Sands by Seismic Stratigraphy in the Pericocal Area, Orinoco Heavy Oil Belt, Venezuela: Section IV. Exploration Methods
J. Licheri, N. Parra
AAPG Special Volumes
... on the seismic sections, one-dimensional models were prepared for several Ricker wavelets, using gamma-ray, resistivity, sonic, and density logs; sonic-log...
1987
1.5 Crustal Sections: Crustal Structure in the Adirondacks
S. Klemperer, L. Brown, J. Oliver, C. Ando, and S. Kaufman
AAPG Special Volumes
... persistent. Migration also moves the reflections several kilometers to the east, away from the center of the Marcy anorthosite. Individual wavelets may...
1983
I. Relating Seismic Data to Stratigraphy
Norman S. Neidell
AAPG Special Volumes
... is shown next. More recently we have recognized that seismic wavelets can be estimated or measured, and that transformations of shape based...
1979
Observation of Microbial Structures in Rocks Using 3D Light Microscopy: RESEARCH METHODS PAPER
K.L. Milliken
Journal of Sedimentary Research (SEPM)
... of any given point. Stated more precisely, the oblique illumination beams allow the capture of higher orders of diffraction wavelets within the objective...
2002
Ekofisk: First of the Giant Oil Fields in Western Europe: DISCUSSION
L. W. Minturn
AAPG Bulletin
... of individual anticlines, as well as because of regional velocity changes. Laboratory-derived examples (wavelets, synthetic seismograms, seismic models, etc...
1982