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The AAPG/Datapages Combined Publications Database
Showing 8,924 Results. Searched 200,616 documents.
Integrated reservoir characterization of low resistivity thin beds using three-dimensional modeling for natural gas exploration
Lim Yen Jun, Lo Shyh Zung
Geological Society of Malaysia (GSM)
... of horizon interpretation later. Variance attribute is effective in recognizing fault edges by estimating local variance in the seismic signal, added...
2018
Revealing the subsalt in Garden Banks with a sparsely-shot TPS OBN and FWI
Michael Merritt, Guido Baeten, Vishram Rambaran, Karen Godfrey, Kevin Bianchini, Tara Brothers, Frederic Chelminski, Alex Hao, Huawei Gao, Yingxue Su, Zhiyuan Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
... by offsets up to 15 km and poor low-frequency (LF) signal-to-noise ratio (S/N), has not proven effective on its own for subsalt velocity model building...
2024
Simultaneous Joint Inversion of Seismic, Magnetotelluric and Gravity in a Sub-Volcanic Reservoir
Muhammad Irsyad Hibatullah, Maulana hutama Rahma Putra, Firman Syaifuddin Akbar, Dwa Desa Warnana, Fahrenzy Yona Aisha
Indonesian Petroleum Association
... cause large attenuation resulting in a poor quality of the seismic image. Low signal to noise ratio increases uncertainty in velocity analysis...
2019
Self-Consistent Approximation for Porosity Segmentation
Ritesh Mohan Joshi, Anil Kumar, Dr. Kumar Hemant Singh
Indonesian Petroleum Association
...) Image processing of SEM images is like processing of any other data, where its main purpose is to identify the noise (non-signal) and either eradicate...
2022
A Deep Learning Workflow for Integrated Geological, Petrophysical, and Geomechanical Interpretation
Vanessa Simoes, Atul Katole, Bhuvaneswari Sankaranarayanan, Tao Zhao, Aria Abubakar
Unconventional Resources Technology Conference (URTEC)
..., reduced signal to noise ratio near tool limits, bad contact between formation and tool (when contact is necessary), and stick and slip. URTeC...
2024
Advancing Formation Tops Fingerprinting: Expanding Applications and Insights from the DJ to the Williston Basin
Alan Lindsey, Morgan Cox, J. Alexandra Sloan, James Hawkins, Clayton Mack
Unconventional Resources Technology Conference (URTEC)
.... To address these issues and improve robustness, a multi-metric approach was introduced. This enhancement enabled more stable picking performance across...
2025
Low-Temperature Pyrolysis of Green River Kerogen: GEOLOGIC NOTE
H. Freund, S. R. Kelemen
AAPG Bulletin
...% conversion of the 51-kcal/mole process resulting in more than a 104 enhancement of the material responsible for the high-energy process. Other low...
1989
Estimation of Methane from Kerala - Konkan Onshore Peatlands of South West Coast India by Ground Penetrating Radar Method, #51460 (2018).
K. Devi, Rajesh R Nair
Search and Discovery.com
...) of the subsurface. The common offset radargrams were used to reconstruct the 2-D stratigraphic image of the study site (Figure 3). The GPR data require signal...
2018
Microseepage vs. Macroseeepage: Defining Seepage Type and Migration Mechanisms for Differing Levels of Seepage and Surface Expressions; #42542 (2020)
Michael A. Abrams
Search and Discovery.com
... (pockmarks, hard grounds,…). • Expression: Signal varies due to distance pathway, petroleum phase, rates/volume; and near-surface conditions (lithology...
2020
Synergetic Search for Subtle Accumulations of Petroleum in Upper Pennsylvanian Algal-Mound and Grainstone Carbonates in Kansas
W. Lynn Watney
Kansas Geological Society
... logs to detect and interpret more directly changes in the strata. Signal enhancement just as multiplexing and frequency filtering, however, may...
1984
Deblending seismic data using multistage iterative source separation with priors A case study using streamer 3D data
Wilson Ibanez-Jacome, Jarred Hostetler, Rajiv Kumar, Wouter Gerrit Brouwer, Saeeda Hydal, Yousif Izzeldin Kamil Amin
International Meeting for Applied Geoscience and Energy (IMAGE)
... efficiency. To separate (deblend) the signal from each source, however, the simultaneous source approach introduces new challenges to our data processing...
2023
ABSTRACT: Standardisation of Rock-Eval pyrolysis for analysis of recent sediments and soils
Jesse Carrie, Hamed Sanei, Gary Stern, Peter Outridge
The Society for Organic Petrology (TSOP)
.... In particular, highly degraded samples show a very OICO 2 and %OICO2 of OIRE6 (the relative contribution of OICO2 to the total oxygenated OM signal...
2012
Improved synchrosqueezing matching pursuit incorporating w-transform
Chaohe Wang, Zhaoyun Zong
International Meeting for Applied Geoscience and Energy (IMAGE)
... results help to better delineate subsurface geological structures. Matching pursuit algorithm can adaptively decompose the signal according to its own...
2024
Optical Methods and Equipment for Processing Geophysical Data: ABSTRACT
Arthur L. Ingalls
AAPG Bulletin
... in the transparency into channels in the out-put plane. In this case, the final lens projects the Fourier transform of the data in each signal channel...
1965
Noise Into Signal Around the South Atlantic Margins: Reverse Geochemical Analysis Using Spatial Inputs
Search and Discovery.com
N/A
Abstract: Innovative QCs for More Effective 4D Processing; #90187 (2014)
Cyril Saint Andre, Benoit Blanco, Christian Hubans, and Benoit Paternoster
Search and Discovery.com
... innovative QCs that allow faster and more straightforward assessment of the 4D signal quality after each processing steps will help with the reduction...
2014
Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)
Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad
Search and Discovery.com
...-wavenumber domain where seismic signal can occur and it therefore leaves an ‘empty quarter’ where there is no signal energy. By using phase...
2017
Abstract: Enhance Estimate Image: New Processing Approach for Challenging Seismic Data with Low Pre-Stack Signal-To-Noise Ratio; #90319 (2018)
Kevin E. Erickson, Andrey Bakulin
Search and Discovery.com
...Abstract: Enhance Estimate Image: New Processing Approach for Challenging Seismic Data with Low Pre-Stack Signal-To-Noise Ratio; #90319 (2018...
2018
2006
Delivering a Step-Change in Imaging from Indonesias First Ocean Bottom Node 3D Seismic Survey at Tangguh
Christopher Birt, Hery Prastowo, Danang Priyambodo, Simon Wolfarth, Johnathan Stone
Indonesian Petroleum Association
... 1500 (critical to improve signal-to-noise and resolution beneath the complex overburden and through the scattering and highly attenuating karst layers...
2019
Seismic Interpretation of Carbonate Depositional Environments
J. M. Fontaine , R. Cussey , J. Lacaze , R. Lanaud , L. Yapaudjian
AAPG Bulletin
... techniques to seismic data: Paris, Proceedings of the International Conference of Acoustic Speech and Signal Processing, p. 855-858. Larson, D. B., 1980...
1987
Smart Control: Advancing the Optimization and Control of Artificial Lift Systems
Sam Bost, Jackson Searle
Unconventional Resources Technology Conference (URTEC)
... for AI-based enhancement. 2. Assessment: Gather key data for model training and evaluate integration compatibility with existing systems. 3. Development...
2024
Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea
Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder
Southeast Asia Petroleum Exploration Society (SEAPEX)
... noise, removing it from the record but leaving the desired signal intact. Following the application of the F-X prediction step, the data are gathered back...
1990
First Results of Inaugural Deployments of the Australian National Ocean Bottom Seismograph Fleet
Alexey Goncharov, Ashby Cooper, Peter Chia, Michal Malinowski
Petroleum Exploration Society of Australia (PESA)
... earthquake and airgun signals at fixed locations opens up a completely new possibility for calibration and comparison of those signal strengths and spectral...
2016
Proper Parenting with Newborns A Frac Fluid Tracking Case Study
Trevor Pugh, Rachel Stocking, Timothy Greene, Oscar Vasquez
Unconventional Resources Technology Conference (URTEC)
... lie what are called “hydras,” or the energy injection points. A pseudorandom (PRN) binary sequence is used as the transmitted signal, with alterations...
2020