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The AAPG/Datapages Combined Publications Database

Showing 17,717 Results. Searched 200,639 documents.

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A Comprehensive Approach to Depth Imaging in Thrust Belt Environments

Ron Schmid, Brian Link, Patrick Butler

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... Rocky Mountain Foothills, is geologically complicated, with thrust faults carrying Paleozoic carbonates to surface. The lateral velocity contrast between...

1997

Abstract: Application Of Shear Wave Velocities For Pore Pressure Prediction In High Temperature Overpressure Regimes; #90315 (2017)

John Ajesh

Search and Discovery.com

... with under-compaction generally possess a direct relationship between effective stress (ES) and velocity, whereas unloading related pressures do...

2017

Simultaneous inversion of velocity and angle-dependent reflectivity

Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore, Sean Crawley, Elena Klochikhina, Sriram Arasanipalai

International Meeting for Applied Geoscience and Energy (IMAGE)

...Simultaneous inversion of velocity and angle-dependent reflectivity Nizar Chemingui, Yang Yang, Jaime Ramos-Martinez, Guanghui Huang, Dan Whitmore...

2023

Application of time-adaptive FWI on onshore data in Bohai Bay Basin

Wan Xuejuan, Luo Wenshan, Wang Yongming, Gong Ting, Li Daoshan, Chen Yuansheng

International Meeting for Applied Geoscience and Energy (IMAGE)

..., BGP,CNPC Summary One fundamental challenge of full waveform inversion (FWI) is the local minimum issue caused by the cycle skipping between...

2024

Seismic Characterization of the Navajo Reservoir, Buzzards Bench, Utah; #51503 (2018)

Kimberley Haar, Robert Balch, Robert Will

Search and Discovery.com

...’ features in the model. P-wave velocity model by Williams and Arabasz (1989) The Depth vs. Interval Velocity graph shows an overall relationship between...

2018

Application of Advanced Depth Imaging Technology in Shallow Water Offshore Indonesia

Michael Gidding, Suyang Chen, Steven Wiseman, Moch Asrori, Richard Bolton

Indonesian Petroleum Association

... between time domain imaging and anisotropic depth imaging are given to demonstrate that depth imaging is the preferred seismic imaging tool in areas...

2012

Delineation of Jonah field Using Seismic and Sonic Velocity Interpretations

Ronald C. Surdam, John Robinson, Zun Sheng Jiao, Nicholas K. Boyd III

Rocky Mountain Association of Geologists

... The resulting anomalous velocity volume for Jonah (Fig. 14) shows a block constrained between the westnorthwest- and south-bounding faults. Figures 15a...

2001

Theory and Applications of Time Series Analysis to Wireline Logs: Chapter 5

John H. Doveton

AAPG Special Volumes

... are examples of time series. However, there are some important distinctions between logs and conventional time series. The results of standard mathematical...

1994

An Integrated Geophysical Analysis of Crustal Structure in the Wichita Uplift Region of Southern Oklahoma

Amanda Rondot Buckey

Oklahoma City Geological Society

... as a joint effort between the University of Texas at El Paso (UTEP) and the University of Texas at Dallas (UTD). Using modern software and processing...

2012

Sediment Movement in Relation to Current Velocity

Henry W. Menard

Journal of Sedimentary Research (SEPM)

... movement of particles, and perhaps as a consequence of their lack of agreement, the relation between the current velocity and the occurrence of other...

1950

Bed-load Movement Experiments: Dry Creek, California: NOTES

E. A. Keller

Journal of Sedimentary Research (SEPM)

..., is the velocity at the boundary between the thin film of laminar flow on the stream bed and the main mass of turbulent water above. Gilbert, in his classical flume...

1970

Innovative High Trace Density Design with Broadband Seismic Data Acquisition in the Cooper„Eromanga Basins, Australia

John Archer, Milos Delic, Frank Nicholson

Australian Petroleum Production & Exploration Association (APPEA) Journal

... acquisition parameters to a single zone. Correct imaging and mapping of the velocity variations in the overlying Cretaceous section require sufficient sampling...

2018

Presentation of a Velocity Mis-Tie

W. B. Robinson

Oklahoma City Geological Society

... "Standard" survey method which has been in use for the past 25 or 30 years. Average velocity to any depth = Z ÷ T. Interval velocity between any two...

1961

A Regional Velocity Cube for Depth Conversion on the Northwest Shelf

Maighréad Ní Dheasúna, Mark Ballesteros, James Leven

Petroleum Exploration Society of Australia (PESA)

... and and is interpolated between, and extrapolated different velocity analyses are often generat ed Seismic processing velocities provide the control Anothe r measu...

2012

Abstracts: Determining Elastic Constants of an Orthorhombic Material by Physical Seismic Modeling; #90173 (2015)

Faranak Mahmoudian, Gary F. Margrave, P. F. Daley, and Joe Wong

Search and Discovery.com

... specific acquisition configurations. A simplified expression between the P-wave group velocity and elastic constants, has allowed for the estimation of off...

2015

Refining our understanding of the subsurface geology using deep learning techniques

Salma Alsinan, Philippe Nivlet, Hamad Alghenaim

International Meeting for Applied Geoscience and Energy (IMAGE)

... discrimination between the soft inorganic shale imprint and porosity response, and better discrimination between muddy sands and shales. Also, an enhanced...

2022

Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia

Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... velocity (Pratt, 1999). It performs iterative velocity updates by forward wave field modeling and minimizing the misfit between the modelled and real...

2018

Utilizing the Two-Way Wave Equation: Reverse Time Pre-Stack Depth Migration

Matthew H. Karazincir, Clive M. Gerrard, Andrew Long, Lynn B. Comeaux

Indonesian Petroleum Association

...’s, when necessary. Only a few finite differencing layers are communicated between related CPU’s, by message passing during domain decomposition. High...

2008

Predicting the lithology distribution of the coal seam roof using seismic-constrained 3D coal seam geological modeling

Liqin Kuang, Zonghui Yao, Yijun Wang, Linke Zhang, Yabin Guo, Xu Li

International Meeting for Applied Geoscience and Energy (IMAGE)

...), with sandstone and shale falling between the two. However, direct discrimination between sandstone and shale is not possible, and the low inversion accuracy can...

2024

Conventional Velocity Model Seems to Be the Best!

Hijreen Binti Ismail, M. Izham Kassim, Khairul Hamidi Khalid, Safitri Nurida, Wahyudin Bahri Nasifi, Hendra Iriansyah Darmawan, Rizki Krishna Pratama, M. Anuar Ismail, Noor Azmah Abdullah, Indah Edria Amorita

Indonesian Petroleum Association

...Conventional Velocity Model Seems to Be the Best! Hijreen Binti Ismail, M. Izham Kassim, Khairul Hamidi Khalid, Safitri Nurida, Wahyudin Bahri Nasifi...

2011

Petrophysical Properties of a Deformation Band Fault Zones in the Entrada Sandstone, Utah; #50861 (2013)

Kyle Fredericks, Laurel Goodwin, and Harold Tobin

Search and Discovery.com

... band character and width of damage zone was made between facies and velocity signature. The tested fluvial units contained deformation bands...

2013

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