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The AAPG/Datapages Combined Publications Database
Showing 4,617 Results. Searched 200,630 documents.
A two-stage deep learning workflow for automated seismic inversion
Haibin Di, Wenyi Hu, Aria Abubakar
International Meeting for Applied Geoscience and Energy (IMAGE)
...-stack seismic produces the corresponding volumes of refined geophysical properties, from which P-impedance and synthetic seismic can be further...
2024
Earth Model Building in Real-Time with an Automated Machine Learning Framework - A Midland Basin Example
Altay Sansal, Muhlis Unaldi, Edward Tian, Gareth Taylor
Unconventional Resources Technology Conference (URTEC)
... is available for model training: Elastic Properties Petrophysical Properties Geomechanical Properties Acoustic Impedance, Shear Impedance, Density...
2021
New Joint Categorical/Continuous Simultaneous Inversion Technology (Paper C9)
M. Kemper
Geological Society of Malaysia (GSM)
... inversion results and well impedance profiles at best contains only global or ‘pooled’ rock physics trends (i.e. one rock physics trend for all facies...
2012
Deep Sea Carbonates: Acoustic, Physical, and Stratigraphic Properties
Larry A. Mayer
Journal of Sedimentary Research (SEPM)
... in acoustic impedance are almost entirely controlled by changes in saturated bulk density (or its inverse, porosity). Velocity changes are very small...
1979
I. Relating Seismic Data to Stratigraphy
Norman S. Neidell
AAPG Special Volumes
... impedance which is related to the rock velocities and densities. The vertical detail is rather limited owing to the size of the seismic wavelet...
1979
Abstract: Prospects Maturation of Unique Globigerina Limestone by Integration of Formation Evaluation and Pre-Stack Seismic Inversion Analysis; #91209 (2025)
Hendra Himawan, Indra Sumantri
Search and Discovery.com
...-stack seismic inversion analysis techniques such as Acoustic Impedance (AI), Vp/Vs ratio, Shear Impedance (SI), LambdaRho (𝝀ρ), and MhuRho (µρ) were used...
2025
Abstract: AI-Driven Seismic Reservoir Characterization; #91210 (2025)
Hesham Moubarak
Search and Discovery.com
... simultaneous geostatistical inversion showing a) Inverted P-impedance, b) inverted Simpedance, c) facies over S234 area. Methodology Data Integration...
2025
Integrated Static-Dynamic Reservoir Modeling for a Deep-Water West African Reservoir Utilizing an Efficient Decision Tree-Based Workflow; #42282 (2018)
Amelie Dufournet, Monica Miley, Jose Villa, Jeff Pan, Mark Bentley
Search and Discovery.com
... Levee Elastic impedance Channel complex Channel sequence Shale Channel Margin well Channel Axis & Margin Depth (m) Axis well Levee 700 m Axis...
2018
Physical Properties of Carbonate Reservoirs in South Sumatra
B. Sudewo, A. R. Suhendan, S. Chacko
Indonesian Petroleum Association
... physical terms, a change in porosity within a rock unit translates to a change in its acoustic impedance (ρ V). If the unit overlying a limestone...
1987
Lithology Prediction by Extrapolating Well Data
Brian Barley, Dean Chergotis, Mai Wilson, Susan Young
Indonesian Petroleum Association
.... For sandstone, limestone, shale and coal, zonal average's of velocity, density and acoustic impedance in ten wells were crossplotted against maximum burial depth...
1992
3-D Geomechanical Modeling for Field Development of a Colombian Shale Play
Leonardo Arias Medina, Azra N. Tutuncu
Unconventional Resources Technology Conference (URTEC)
... migration was conducted to deliver a 3D volume of P-wave impedance and Swave impedance and bulk density to have lateral and vertical spatial coverage...
2019
De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play
Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan
Indonesian Petroleum Association
... reservoir distribution through quantitative interpretation. A cross plot of Pimpedance (Ip) over S-impedance (Is) differentiates the gas zone clearly from...
2021
Shale Gas Sweet Spot Identification using Quantitative Seismic Interpretation (QSI) and Neural Network in Krishna-Godavari Basin, India
Soumen Deshmukh, Shrey Omer, P. S. Tomor, Harilal
Unconventional Resources Technology Conference (URTEC)
... a reflection) to a rock property known as impedance, which itself is the multiplication of sonic velocity and bulk density. For non-zero incident angles...
2020
Surface Amplitude Data: 3D-Seismic for Interpretation of Sea Floor Geology (Louisiana Slope)
Harry H. Roberts
GCAGS Transactions
... extraction maps clearly help identify these and other gas-charged mud-rich areas by a strong low impedance amplitude anomaly. Refinement and "field...
1996
Production Focused Seismic Applying Seismic for Well Productivity Analysis and Completion Optimization; #41212 (2013)
Sean Boerner and Ross Peebles
Search and Discovery.com
... and seismic velocity background models • Pre-stack Inversion – Acoustic Impedance – Shear Impedance – Density • Post-Inversion processing o o o o...
2013
Outcrop Expression of Confined Channel Complexes
K. M. Campion, A. R. Sprague, D. Mohrig, R. W. Lovell, P. A. Drzewiecki, M. D. Sullivan, J. A. Ardill, G. N. Jensen, D. K. Sickafoose
Bulletin of South Texas Geological Society
... been generated using vertical incidence ray tracing and a zero-phase Ricker wavelet having a trough (red) represent a negative impedance boundary...
2003
Bobcat Run South Field, Orange County, Texas-Oligocene Frio Formation Hackberry Sand Discovery Utilizing 3-D Seismic Data
Robert L. Zamboras
GCAGS Transactions
... plus 60 MBC and a .454 BCF plus 72 MBO respectively. The sonic log from the # 2 Manuel (Fig. 5) was used to create an acoustic impedance curve...
1998
Integrated workflow for characterization of CO2 subsurface storage sites
Nomie Pernin, Cyrille Reiser, Eric Mueller
International Meeting for Applied Geoscience and Energy (IMAGE)
... domain (acoustic impedance Ip vs. Vp/Vs) at the Oligocene saline aquifer level. A porous sand/container will exhibit a low acoustic impedance as well...
2022
Seismic Applications of the Velocity Log
W. G. Rimmer
CSPG Bulletin
... with an event generated by some hundreds of feet of section and modified by transmission. Any point in the section which has a change of acoustic impedance...
1960
Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model
Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea
International Meeting for Applied Geoscience and Energy (IMAGE)
... (northeast) is starved of low frequency information below 25 Hz. The impact of this variation in bandwidth is observed in the acoustic impedance result...
2023
Integration of Seismic Attributte and Sedimentation Concept for Paleogeographic and Sand Distribution Modeling in Seng-Segat Field, Bentu Block, Central Sumatra Basin
Afrizon Setiawan, Ronald Siregar, Dhimas Arief, Syahrial Rakimi, Arifin Sodli, Radig Wisnu Y, Hendarman
Indonesian Petroleum Association
... Impedance (AI) Firstly, regional sequence stratigraphy was developed by identifying major stratigraphic surfaces and system tracts from wire-line logs...
2014
An assessment of compressive seismic reconstruction in the Delaware Basin, Lea County, New Mexico
Andrew Lewis, Taylor Mackay, Joel Latchman, Tao Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... impedance to assess similarities and differences associated with CSR. The 3D seismic data used in this study is a subset from a 2017 vintage survey...
2024
Sensitivity patterns for characteristics of anisotropic magnetotelluric (MT) response functions and its application to 3D MT inversion
HeeJune Lee, Janghwan Uhm, Dong-Joo Min
International Meeting for Applied Geoscience and Energy (IMAGE)
... (e.g., impedance, apparent resistivity, phase and tipper) used as input data in the inversion process. Thus, choosing the most adequate MT response...
2024
Using one-dimensional stochastic inversion to delineate the base of the mass transport complexes and top reservoir in the Thunder Horse Field, Gulf of Mexico
Abigail Maxwell, Nayyer Islam, Francis Rollins, Laura Ortiz-Sanguino, Olubunmi Elebiju, Hau Pham Huu, Jean-Paul Van Gestel
International Meeting for Applied Geoscience and Energy (IMAGE)
... and the low amplitude variable acoustic impedance (AI) contrast at the reservoir top. The image quality also suffers due to the depth of the reservoir...
2024
New Attribute Energy Weighted AVO (EAVO) Application on The Acacia Bagus Structure, Jatibarang Field, North West Java Basin
Alif Fikri Haikal, Agung Dwi Alfianto, Bayu Dwijatmiko, Eddy Hartantyo
Indonesian Petroleum Association
... energy attribute and then multiplied by its own seismic trace to see the increase and decrease in acoustic impedance. The results of these calculations...
2022