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The AAPG/Datapages Combined Publications Database
Showing 7,437 Results. Searched 200,357 documents.
Earth crustal analysis of Northwest Sabah region inferred from receiver function method
Abdul Halim Abdul Latiff, Faridah Othman
Geological Society of Malaysia (GSM)
...). From the 1-D velocity models inferred from receiver function inversion, the subsurface structural framework and velocity anomalies within the crust...
2020
Abstract: Salt Shape Tomography; #90254 (2016)
Patrice Guillaume, Olivier Hermant, Stanislaw Warzocha
Search and Discovery.com
... of velocity up to approximately 6 Hz but have difficulty estimating the position and amplitude of strong velocity contrasts. Using tomography to determine...
2016
The validity and usefulness of autostratigraphic length scale in interpreting geologic sections: An examination with diffusion-based forward stratigraphic modeling
Keigo Motomiya, Kenya Ono, Tetsuji Muto, Naoya Wada
International Meeting for Applied Geoscience and Energy (IMAGE)
... be estimated from the cross-section area of the sediment accumulated for each time step. Another method of estimating 2D is to measure the length...
2022
Abstract: To TTI or not to TTI? Semi-Automated 3D Tomographic Velocity Analysis in the Canadian Foothills: A Case History; #90211 (2015)
Sylvestre Charles, David Mitchell, Rob Holt, Jiwu Lin, and John Mathewson
Search and Discovery.com
... used a Tau-P refraction tomography, with constraints derived from up-hole times. The Tau-P model provided us with a more convincing near-surface velocity...
2015
Abstract: Deriving Pore Structure and Permeability from Sonic Velocity in Carbonates; #90063 (2007)
Search and Discovery.com
2007
-- no title --
user
Search and Discovery.com
.... By estimating the probability distribution of the noise as it varies with time and CMP, and stacking using a maximum-likelihood estimator...
Unknown
-- no title --
user
Search and Discovery.com
.... By estimating the probability distribution of the noise as it varies with time and CMP, and stacking using a maximum-likelihood estimator...
Unknown
Abstract: Full Waveform Inversion with Phase Encoded Deconvolution Imaging Condition; #90224 (2015)
Wenyong Pan, Kris Innanen, and Gary Margrave
Search and Discovery.com
... [email protected] Summary Full waveform inversion (FWI) is a very important method for estimating the subsurface parameters. While it suffers from extensively...
2015
Fractured Reservoir Prediction A Case Study in the Sichuan Basin; #10512 (2013)
Ling Yun, Xiangyu Guo, Qianggong Song, and Weisheng He
Search and Discovery.com
... from 10-40Hz to 10-125Hz after processing. In addition, the ZVSP velocity is approximately equivalent to the average velocity at normal incidence...
2013
The Geophysical Aspects of Abnormal Fluid Pressures
Edward B. Reynolds, John E. May, Alf Klaveness
Houston Geological Society
... velocity departures from the normal trend in a predominantly sand-shale section are generally good indicators of undercompacted and overpressured...
1971
Abstract: Methods in Estimating Visco-Elastic Properties for Gas Cloud Imaging : A Multicomponent Seismic and Rock Properties Analysis (Geophysics Poster 6)
Ang Chin Tee, M Hafizal Mad Zahir
Geological Society of Malaysia (GSM)
...: The measured and modeled Vp/ Vs ratio. Figure 3: Estimating the position of Common Conversion Point (CCP) from Vp/Vs ratio. Figure 4: P-S impulse...
2011
Seismic Inversion as an Exciting Tool to Delineate Facies Distribution in Tiaka Carbonate Reservoirs, Sulawesi - Indonesia
Deddy Hasanusi, Erham Adhitiawan, Anies Baasir, Leonard Lisapaly, Robert van Eykenhof
Indonesian Petroleum Association
... the feasibility to discriminate lithology types from these properties. After a series of Quality Control (QC) checks, a cross-plot showing the best lithology...
2007
Abstract: Integration of Well Logs and Seismic Data for Prediction of Elastic Properties in a Heavy Oil Sand Reservoir: Manitou Lake, Saskatchewan; #90171 (2013)
Maria F. Quijada and Robert R. Stewart
Search and Discovery.com
... Stewart, 2006, Estimating lithology and porosity from 3C seismic data and well logs: Pikes Peak heavy oilfield, Saskatchewan: CSEG Recorder, 31. AAPG...
2013
Delineating Thin-Bed Tight Gas Sand Reservoir with Prestack Joint PP/PS Inversion, #41363 (2014)
Zhiwen Deng, Ming Qiang, Shuanghu Shi, Xiaofeng Liang, Yang Zhu, Yijun Zhou, Qingjia Tong
Search and Discovery.com
... analysis approach from 3C data that can image P and Sv-waves in the same PP or PS wave time scale. In fact, we carry out the velocity analysis in depth...
2014
Basic Open Hole Tools: Part 4. Wireline Methods
Mark W. Alberty
AAPG Special Volumes
.... The correlation and lithology devices are used primarily to correlate between wells and to discriminate reservoir from nonreservoir rocks. The resistivity...
1992
Benefits of selective stacking of windowed high-resolution linear radon transform (HRLRT) images from traffic-induced passive-seismic data with the multi-channel analysis of surface waves (MASW) method in Lawrence, Kansas
Julian Ivanov, Richard D. Miller, Dmitry Borisov, Shelby Peterie, Anthony M. Hoch
International Meeting for Applied Geoscience and Energy (IMAGE)
...Benefits of selective stacking of windowed high-resolution linear radon transform (HRLRT) images from traffic-induced passive-seismic data...
2022
ABSTRACT: Stratigraphic Visibility: A Forefront for Cost-Effective Seismic Exploration, by N. S. Neidell; #91030 (2010)
Search and Discovery.com
2010
Characterization of the High Island 24L Oil and Gas Field for Modeling and Estimating CO2 Storage Capacity
Search and Discovery.com
N/A
New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging, #41705 (2015).
Marek Kacewicz, Sankar Muhuri, Weihong Fei
Search and Discovery.com
...) cube from Basin Model (BM) results and Mechanical Earth Model, e.g., MEM addressing shallow hazards, and 2. Hybrid Velocity cube (HV) from HES...
2015
Value of conventional PS-wave velocity analyses for PSDM of deep-water OBS data
James Gaiser, James Simmons, Moacyr de Souza Bezerra
International Meeting for Applied Geoscience and Energy (IMAGE)
... are used for shallow velocity analyses. the form of vertical transverse isotropy (VTI). Figure 2 is a typical example, from inline 2458, of the 3D...
2022
Machine learnings and lessons learned on improvements to Castagnas mudrock, Gardners density, and Fausts velocity estimation
David J. Emery, Marcelo Guarido, Brian Russell, Daniel Trad
International Meeting for Applied Geoscience and Energy (IMAGE)
... values and overfitting. Theory Empirical relationships have generally been used to estimate missing log information. Estimating DT from RES was proposed...
2022
Abstract: Turning-Ray Tomography and Tomostatics; #90224 (2015)
Babatunde Arenrin, Gary Margrave, and John Bancroft
Search and Discovery.com
... tomography is a good tool for estimating near surface velocity structure, especially in areas where conventional refraction statics fail...
2015
Abstract: *Detection of Hydrocarbons from Velocity Logs using the Wavelet Coherence Analysis: A Case Study from Algerian Tight Reservoirs; #91202 (2022)
Said Gaci, Mohammed Farfour, and Saliha Amoura
Search and Discovery.com
...Abstract: *Detection of Hydrocarbons from Velocity Logs using the Wavelet Coherence Analysis: A Case Study from Algerian Tight Reservoirs; #91202...
2022
Impact of Shear Velocity Estimation on Wellbore Stability, #42351 (2019).
Charles Otoghile, Chima Cyril Udeze
Search and Discovery.com
... is in estimating shear velocity and to determine the locally calibration coefficients of the equation to use for similar lithologies in the Niger Delta. The results...
2019
Complex Model Building using Objective Construction of Curve Ray Time Migration Moveout with Geologic Constraints, #41596 (2015).
Kerry Stinson, Shlomo Levy, Edward Crase, Wai-Kin Chan
Search and Discovery.com
...)). The efficacy of the derived imaging velocity is seen also from the common offset migration gathers (Figure 5) which are quite flat. A second run...
2015