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The AAPG/Datapages Combined Publications Database
Showing 8,924 Results. Searched 200,616 documents.
Seismic Resolution and Analysis of Thin Pay Beds (Paper C12)
M. Sajid, D. P. Ghosh, Z. T. H. Zuhar
Geological Society of Malaysia (GSM)
... order of differentiation represents the finer level of change in signal i.e. higher the order of derivation represents finer the change in signal. Each...
2012
Deep-learning-based downhole tool electromagnetic telemetry noise attenuation and source separation
Carlos Urdaneta, Arnaud Jarrot, Shirui Wang, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... within the EM telemetry signal band (1-25Hz) and separate the downhole tool source signal without incurring additional hardware costs. Successful...
2022
Reservoirs Without Seismic Reflection Signal, by Bob Hardage, #40261 (2007).
Search and Discovery.com
2007
Deep Learning Models for Methane Emissions Identification and Quantification
Ismot Jahan, Mohamed Mehana, Bulbul Ahmmed, Javier E. Santos, Dan O’Malley, Hari Viswanathan
Unconventional Resources Technology Conference (URTEC)
... with 5-nm spectral sampling to fill the resolution gap (Duren et al., 2019). This instrument has a high signal-to-noise ratio, response uniformity...
2023
Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data
Paul L. Stoffa
Circum Pacific Council Publications
... by addition (summation or stacking) to produce a seismogram with an improved signal to random and coherent noise ratio (Figure 3). Seismic exploration has been...
1989
Time-lapse seismic at 29,000: What can we learn?
Jan Stammeijer, Pieter Cornelisse, Christy Gautre, Patricia Yu, Juan Jimenez, Paul Hatchell
International Meeting for Applied Geoscience and Energy (IMAGE)
... is characterized as near-critical retrograde gas condensate with a strong compositional gradient. The downdip hardening signal is interpreted as aquifer rise...
2023
CSEM monitoring of CO2 storage with wellbores as antennas
Simone Zonetti, Amir Ghaderi, Madeline Lee, Peder Eliasson, Antony Price, David Andreis
International Meeting for Applied Geoscience and Energy (IMAGE)
... in a Controlled Source Electromagnetics (CSEM) survey. We perform simulations with the Finite Element Method (FEM), testing the sensitivity of the signal...
2024
A practical approach to automate end-to-end multi-stage iterative source separation with prior framework using machine learning
Rajiv Kumar, Yousif Izzeldin Kamil Amin, Riccardo Giro, Sunil Manikani, Nam Pham, Massimiliano Vassallo, Phillip Bilsby, Tao Zhao
International Meeting for Applied Geoscience and Energy (IMAGE)
... efficiently identifies patches of low and high signal-to-noise ratio. This enables the automated determination of optimal thresholding values while preserving...
2024
Deep learning to maximize the value of fast-track 4D seismic processing
Arnab Dhara, Haron Abdel-Raziq, Denis Kiyashchenko, Asiya Kudarova, Janaki Vamaraju, Albena Mateeva, Pandu Devarakota, Kanglin Wang, Jorge Lopez
International Meeting for Applied Geoscience and Energy (IMAGE)
... insights and to inform possible actions related to well operations and field development. However, the signal fidelity of fast-track processing...
2022
Historic Fracture Design Evaluation Made Easy: Automating Pumping Schedule Recognition from Hydraulic Fracturing Time-Series Data
Jessica Iriarte, Sam Hoda
Unconventional Resources Technology Conference (URTEC)
..., and flush) by smoothing, normalizing, and then “rounding” the proppant concentration signal. The procedure then isolates sustained intervals...
2020
A Big Fan of Signals? Exploring Autogenic and Allogenic Process and Product In a Numerical Stratigraphic Forward Model of Submarine-Fan Development
Peter M. Burgess, Isabella Masiero, Stephan C. Toby, Robert A. Duller
Journal of Sedimentary Research (SEPM)
... Peter M. Burgess, Isabella Masiero, Stephan C. Toby, Robert A. Duller 2019 1 12 Vol. 89 (2019) No. 1. (January) Distinguishing an allogenic signal...
2019
Seasat Orbital Radar Imagery for Geologic Mapping: Tennessee-Kentucky-Virginia
J. P. Ford
AAPG Bulletin
... as the Seasat images, but with a much higher inclination of the imaging beam from vertical, provide equivalent enhancement of the topography with virtually...
1980
Reconstructing the diet and paleoecology of Plio-Pleistocene Cercopithecoides williamsi from Sterkfontein, South Africa
Frank L'Engle Williams, Elise Geissler
PALAIOS
... mixed C3/C4 isotopic signal. This fossil taxon groups with terrestrial primates more than arboreal ones when habitat is considered. Individuals attributed...
2014
Chemical Huff and Puff for Shale Oil Recovery Using Surfactants, Nanoparticles and Ketones
Ahmed Aboahmed, Kishore Mohanty
Unconventional Resources Technology Conference (URTEC)
..., and the limited drainage area (Kang et al., 2022). EOR techniques need to be developed to recover a part of the stranded oil in shales. A slight enhancement...
2025
Amplitude Recovery of Digitally Recorded Data
Roy O. Lindseth
Pacific Section of AAPG
... a signal which is a unique representation of the sedimentary section at that point. The desired information is superimposed on a transient response system...
1972
A more automated footprint removal for full-waveform inversion
David F. Halliday, James Xu, Soumya Roy
International Meeting for Applied Geoscience and Energy (IMAGE)
... reconstruction of the footprint, treating the footprint as a sparse signal to be reconstructed. To prevent signal leakage (e.g., due to blurring...
2024
Seismic signal considerations for fast reservoir characterization
Folkert Hindriks
International Meeting for Applied Geoscience and Energy (IMAGE)
...Seismic signal considerations for fast reservoir characterization Folkert Hindriks Seismic signal considerations for fast reservoir characterization...
2024
Havent I Seen That Somewhere Before?
David Sagi, Simon Campbell, Peter Webb
GEO ExPro Magazine
... in seismic sections as seaward-dipping reflectors. Figure 1: The Iberian continental margin. a) Analytic signal of total magnetic intensity. b...
2016
Multichannel compressive sensing for seismic data reconstruction using joint sparsity
Iga Pawelec, Michael Wakin, Paul Sava
International Meeting for Applied Geoscience and Energy (IMAGE)
..., acquiring non-aliased seismic data at high signal-to-noise ratio remains a challenge. Areas with restricted access, difficult terrain, and slow velocities...
2022
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... ideal for performing prestack noise suppression. Here we show how to apply these methods in practise to improve signal-to-noise and prepare data...
2013
Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)
Lynn Burroughs and Stewart Trickett
Search and Discovery.com
... ideal for performing prestack noise suppression. Here we show how to apply these methods in practise to improve signal-to-noise and prepare data...
2013
Abstract: Pseudo ARMA FX Deconvolution for Seismic Data Noise Reduction; #90174 (2014)
Mike Galbraith and Zhengsheng Yao
Search and Discovery.com
... signal which is generated by a conventional FX filter. A brief outline of FX filter With the assumption that each data point can be expressed...
2014
Abstracts: Automatic P-wave Arrival Time Picking Method for Seismic and Microseismic Data; #90173 (2015)
Jubran Akram
Search and Discovery.com
... that produces reasonably accurate results when tested on real microseismic dataset comprising of eight receivers with good and poor signal to noise ratio...
2015
Seismic Damage Zones and Their Impact within Thrust and Fault Systems; #41017 (2012)
David Iacopini and Rob W. H. Butler
Search and Discovery.com
... data volumes. In general, seismic attributes improve the signal interpretation and are calculated and applied to entire 3D post-stack seismic volumes...
2012
The Origin of the Millimeter-Scale Lamination in the Neoproterozoic Lower Beck Spring Dolomite: Implications for Widespread, Fine-Scale, Layer-Parallel Diagenesis in Precambrian Carbonates
Sean J. Loyd, Frank A. Corsetti
Journal of Sedimentary Research (SEPM)
... in Phanerozoic carbonate sequences. These studies include the development and enhancement of shale–limestone rhythmites (Hallam 1964; Arthur 1976; Arthur...
2010