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The AAPG/Datapages Combined Publications Database
Showing 73,077 Results. Searched 200,293 documents.
Abstract: AVO Crossplotting II: Examining Vp/Vs Behavior; #90171 (2013)
Heath Pelletier
Search and Discovery.com
... space, particularly if too large a depth range is brought into the interpretation window. This presents difficulties when performing crossplotting...
2013
Seafloor elastic parameters estimation using a regression neural network
Moacyr de Souza Bezerra, James Simmons, James Gaiser
International Meeting for Applied Geoscience and Energy (IMAGE)
... components using the modeling method described in Liu and Simmons (2021), yielding data in the τ − p domain. The water depth is 1200m and the gradient layer...
2022
Predicting uniaxial compressive strength using Support Vector Machine algorithm
Hafedz Zakaria, Rini Asnida Abdullah, Amelia Ritahani Ismail, Mohd For Mohd Amin
Geological Society of Malaysia (GSM)
... the UCS. An algorithm has been tested on a series of rock data using dry density and velocity parameters. The relationship between the dry density...
2019
The acoustic wave curve prediction technology based on support vector machine and its application in depth prediction during horizontal wells drilling
Hebing Tang, Jun Ming, Lei Liu, Zhenglong Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... lateral velocity variation, the accuracy of the traditional method of predicting depth by using the time-depth relationship of exploration wells...
2022
Deep learning software accelerators for full-waveform inversion
Sergio Botelho, Souvik Mukherjee, Vinay Rao, Santi Adavani
International Meeting for Applied Geoscience and Energy (IMAGE)
... is the use of (deep) neural networks, which have proven to be capable of learning complex non-linear relationships between the velocity model...
2022
Simulation of Proppant Transport in Foam Fracturing Fluid Based on Experimental Results
Songyang Tong, Ming Gu, Robin Singh, Kishore Mohanty
Unconventional Resources Technology Conference (URTEC)
... direction; (2) the slope of the linear relationships changes with time and is also a function of (1 − ϕg ) (Weaire et al., 2007). URTeC 2901054 6...
2018
Abstract: Interferometric Assessment of Clamping Quality of Borehole Geophones; #90224 (2015)
Yoones Vaezi and Mirko van der Baan
Search and Discovery.com
... of deep experiments due to proximity to the treatment zone. Borehole geophone strings are typically clamped to the observation wellbore wall using...
2015
Nonparametric Bayesian approach for robust depth uncertainty estimation from seismic velocity and anisotropy tradeoffs
Jinsong Chen, Sizhuang Deng, Min Yang, Andrey Shabelansky, Cory Hoelting, Huafeng Liu, Maisha Amaru
International Meeting for Applied Geoscience and Energy (IMAGE)
... sources is the tradeoffs between seismic velocity and anisotropy properties. Despite the progress in depth uncertainty analysis using seismic data...
2024
Reflection or Refraction?
Aleksandr Nikitin, Nikolay Amelin, Sergei Pokrovskii, Andrey Lekomtsev
GEO ExPro Magazine
... in this method considerably reduce a reliable refracted wave velocity model up to 5.5 km depth. the total price of long-offset refracted wave seismic...
2017
Pressure prediction using converted shear waves from OBN data: A rock physics approach
Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and composition (vcl) affect seismic velocity and hence a need for estimation of vcl and C44 (or Vs) as a function of depth at seismic scale. Our method...
2023
Prediction and Analysis of Geomechanical Properties of the Upper Bakken Shale Using Artificial Intelligence and Data Mining
George K. Parapuram, Mehdi Mokhtari, Jalel Ben Hmida
Unconventional Resources Technology Conference (URTEC)
... to simplify the calculation of shear wave velocity for the Upper Bakken Shale by just using compressional wave velocity. The linear calculation of shear...
2017
Optimal transport for elastic source inversion
Tyler Masthay, Björn Engquist
International Meeting for Applied Geoscience and Energy (IMAGE)
... propose using this optimal transport metric as our misfit for FWI. Previous work using optimal transport for source inversion, whose applications include...
2023
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... For example, frequency-independent Q (“constant Q”) is related to seismic velocity increasing linearly with log frequency (“linear dispersion”): V (Z ) 1 Z...
Unknown
Velocity Dispersion and Attenuation in Vibroseis Data
L. Flora Sun
Search and Discovery.com
... For example, frequency-independent Q (“constant Q”) is related to seismic velocity increasing linearly with log frequency (“linear dispersion”): V (Z ) 1 Z...
Unknown
Current Trends in Geophysics
H. E. Stommel, J. M. Graul
Indonesian Petroleum Association
... to the velocity function. This conventional depth section is shown at the lower left of the illustration. Western's scheme calls for the use of the time...
1978
Permeability prediction in chalks
M. Monzurul Alam, Ida Lykke Fabricius, Manika Prasad
AAPG Bulletin
... relationships were replaced by relationships between velocity of elastic waves and permeability using laboratory data, and the relationships were then applied...
2011
Seismic Modeling of Reservoir Heterogeneity Scales: An Application on Gas Hydrate Reservoirs
Search and Discovery.com
... autocorrelation function and a bimodal probability density function in the P-wave velocity logs from MITI Nankai Trough Post Survey well #1, Kamei et al. (2005...
2013
Abstract: Near Surface Anomalies and Solutions; #90211 (2015)
Todd Mojesky, David LeMeur, and Ali Karagul
Search and Discovery.com
... Laidlaw, 1991, Simulated annealing statics computation using an order-based energy function: Geophysics, v. 56/11, p. 1831-1839...
2015
Mapping Stratigraphic Traps with Seislog
Roy O. Lindseth
Indonesian Petroleum Association
... it should provide somewhat greater definition on the final product. Density is, to some degree, a linear function of velocity. If the velocity density...
1977
Xu and White Revisited (Paper C8)
M. Sams, T. J. Focht, N. Azuairi Che Sidik
Geological Society of Malaysia (GSM)
... is replaced by the Hill average of the component minerals. The aspect ratio at each depth is adjusted until the modelled velocity matches the measured...
2012
Study of the Seismic Attenuation Generated by the Mud Layer in Lake Maracaibo, Venezuela
J. Perez, E. Andara, B. Malave
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... for this area, together with the densities and depth of the different reflectors that are observed in the raw data, see Figure 1. The velocity function...
2006
A stochastic modeling method of seismic velocity and anisotropy parameters in VTI medium using travel time detectability criterion
Andrey H. Shabelansky, Huafeng Liu, Cory J. Hoelting, Min Yang, Jinsong Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
..., y, t), δref (x, y, t) and ηref (x, y, t) using a linear interpolation from depth to time with the Vref (x, y, z). Then we use a long-wavelength...
2022
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
... inversion (FWI) and separated wavefield imaging (SWIM) for prestack depth migration (PSDM) velocity model building and imaging. The data under...
2014
Abstract: Permeability Estimation Using a Neural Network: A Case Study from the Roberts Unit, Wasson field, Yoakum County, Texas, by D. A. Osborne; #91018 (1992).
Search and Discovery.com
1992
Abstract: Application of a Tomographic Velocity Model to the Prestack Depth Migration of a Buried Valley; #90172 (2014)
Oluwafemi Ogunsuyi, Douglas R. Schmitt
Search and Discovery.com
... of a tomographic velocity model, the reprocessing of the reflection seismic and its corresponding depth migration using velocities derived from the traveltime...
2014