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The AAPG/Datapages Combined Publications Database
Showing 34,457 Results. Searched 200,357 documents.
Moment tensor inversion of perforation shots using distributed acoustic sensing
Milad Bader, Robert G. Clapp, Biondo Biondi
International Meeting for Applied Geoscience and Energy (IMAGE)
... is very stable laterally, at least in the unstimulated part of the reservoir, we were able to stack all shots to produce a high signal-to-noise ratio...
2022
Geophysical Characterization of Lithology--Application to Subtle Traps
Carl H. Savit, Changsheng Wu
AAPG Special Volumes
... applicable in areas and at depths where the seismic-reflection signal-to-noise ratio is good. Even with excellent seismic data, if hydrocarbon traps...
1982
Full azimuth angle domain Q prestack depth migration imaging technology: A case study of tight gas in western China
Huahui Zeng, Qin Su, Huijie Meng, Shengtao Zang, Deying Wang, Shuhai Qie
International Meeting for Applied Geoscience and Energy (IMAGE)
..., which is a true omnidirectional processing method. Meanwhile, it realizes the migration imaging with high efficiency, high signal-to-noise ratio and high...
2024
Abstract: Azimuthal Fourier Coefficients: A Simple Method to Estimate Fracture Parameters; #90174 (2014)
Jon Downton and Benjamin Roure
Search and Discovery.com
... a signal-to-noise ratio of 10:1. The resulting synthetic data were then inverted for the isotropy plane iso, N and T. Bani and were also...
2014
The Success Application of Weighted Stack AVO Attribute for Feature Imaging in Horst Trend Area, Arthit Field, Thailand; #20341 (2016)
Ratchadaporn Uttareun, Phansakorn Kaewprain, Prang Sinhabaedya, Noppadol Boonsawang, Helge Ivar Sognnes, Kittipong Srisuriyon
Search and Discovery.com
... was also degrading, possibly influenced by lack of far angle data, lower resolution, and lower signal to noise ratio. The shallowest reservoir...
2016
3-D Finite Difference Modeling of Microseismic Source Mechanisms in the Wolfcamp Shale of the Permian Basin
Robert Meek, Robert A. Hull, Austin Von der Hoya, David Eaton
Unconventional Resources Technology Conference (URTEC)
... couple mechanism would show a low P-S amplitude ratio while an opening event, like a fracture opening for proppant placement, would show a high P...
2015
Broadband reconstruction of seismic signal with generative recurrent adversarial network
Zhijun Zhang, Wei Song, Wei Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... require higher resolution algorithm to provide more abundant waveform and phase information. The practice shows that the signal to noise ratio of seismic...
2022
The Effect of Resistivity Anisotropy on Earth Impulse Responses
Folke Engelmark, Bruce Hobbs, Dieter Werthmüller
Indonesian Petroleum Association
...’s step response. By employing deconvolution in combination with the PRBS source signal, the desired signal-to-noise ratio (S/N) at a target level...
2009
Q-compensated least-squares reverse time migration by considering velocity and Q perturbations
Jinli Li, Yingming Qu, Chongpeng Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... the reflectivity, which leads to a series of imaging problems, such as low-frequency noise, low signal-to-noise ratio (SNR), unbalanced imaging amplitude...
2022
Processing and Interpretation of 2-D Seismic Data from the Bighorn Basin, Wyoming
David J. Taylor
Wyoming Geological Association
... in performing gross structural interpretations. Low fold 2-D CDP seismic data have higher signal-to-noise ratio than single-fold data, which enhance the image...
1998
Seismic imaging of the Turtle Mountain structure, southwestern Alberta, Canada
J.H. Isaac, D.C. Lawton, C.W. Langenberg
CSPG Bulletin
... into the processing flow. Time Processing We processed the data in the time domain to improve the signal to noise ratio and to calculate refraction...
2008
Estimating Fracture Length And Density Using Depletion Mapping From the Drilling Data of Infill Well Pads
Kevin Wutherich, Brian Sinosic, Erica Coenen
Unconventional Resources Technology Conference (URTEC)
... is the consideration of the signal-to-noise ratio (SNR). Depending on drilling practices within the specific reservoir environment, there can be a lot of noise...
2023
Experimental Observation of Diffusion as the Main Drive Mechanism in Unconventional Shales
Son Dang, Sidi Mamoudou, Chandra Rai, Carl Sondergeld
Unconventional Resources Technology Conference (URTEC)
... a good signal-to-noise ratio (SNR). URTeC 3864848 5 Results Fig. 4 shows the recovery factor of Eagle Ford 1 during HnP with CO2: 4 cycles were...
2023
Chapter Three: Structural Interpretation
Alistair R. Brown
AAPG Special Volumes
... as dips are usually less than 45°. Figure 3-7 shows the effect of dip and frequency on the width of an event on a horizontal section. A gently dipping...
2011
Polarising Pyrite
Paul Wood
GEO ExPro Magazine
... targets are shallow, signal-to-noise is are inverted in an iterative manner for voltage when ‘charged’ is a measure not usually a problem...
2014
Morphological Study of Ammonia Parkinsoniana from Laguna Madre and Baffin Bay, Texas
Denise F. Colburn, Jon A. Baskin
GCAGS Transactions
... were individually examined for normality by examining histograms of each of the variables. The continuous ratio data (IHPC, D1, DM, DUMBO) were ln...
1998
Organic Shale Spontaneous Imbibition and Monitoring with NMR to Evaluate In-Situ Saturations, Wettability and Molecular Sieving
Mansoor Ali, Safdar Ali, Ashish Mathur, Chad Belanger
Unconventional Resources Technology Conference (URTEC)
... difference in the signal-to-noise ratio (SNR) between them, as well as insufficient resolution in the T1 dimension as a function of the logging sequence...
2020
A Review of Tracers in Monitoring CO2 Breakthrough: Properties, Uses, Case Studies, and Novel Tracers
Linda Stalker, Chris Boreham, Ernie Perkins
AAPG Special Volumes
... a low signal-to-noise ratio. However, like SF6, these too are strong greenhouse gases (Table 2).Hydrofluorocarbons...
2009
Effect of Stress, Creep, and Fluid Type on Steady State Permeability Measurements in Tight Liquid Unconventional Reservoirs
Shreerang S. Chhatre, Somnath Sinha, Edward M. Braun, William L. Esch, Matthew D. Determan, Quinn R. Passey, Sergio A. Leonardi, Timothy E. Zirkle, Alexander C. Wood, Jeff A. Boros, Ryan A. Kudva
Unconventional Resources Technology Conference (URTEC)
...-to-noise ratio and to displace the native fluids from the core. For tight liquids reservoirs, rocks with extremely low permeability (say < 30 nD...
2014
Jointly data and model driven pre-stack inversion of elastic and anisotropy parameters in HTI media
Xin Zhang, Jianhua Geng
International Meeting for Applied Geoscience and Energy (IMAGE)
... models to invert elastic parameters and anisotropy parameters for fracture-type reservoirs. Results from datasets with different signal-to-noise ratios...
2024
Well-Log Conditioning and Rock Physics Modeling: A First Step in Seismic Reservoir Characterization
Mayesta O. Gunarto, Bambang Irawan
Indonesian Petroleum Association
... reprocessing has been performed before this study to improve signal to noise ratio and preserved the amplitude. The workflow of the study is described...
2010
Real Time Series Analysis for Early Frac-Hit Detection in Vaca Muertas Natural Flowing Wells
Adriana Romero, Norberto Del Campo, Fernando Villagra, Lucas Gonzalez Day,Brian Quezada, Matias Pol’la, Matias Barresi, Francisco Bertoldi, Federico Baieli, Juan Ignacio Álvarez Claramunt, Martin Rozzisi, Gustavo Martinez, Katherine Silva, Julio Spairani
Unconventional Resources Technology Conference (URTEC)
..., eliminating the signal’s noise, so that the comparison is representative. This is presented in Figure 10. Clasificación YPF: No Confidencial...
2020
Structural and Sequence Geometry of the Kiunga Area, Papuan Foreland Basin, Papua New Guinea
S. A. Kawagle, J. B. Meyers
Papua New Guinea (PNG) Petroleum Convention Proceedings
... often occur in the production of time structure maps. The difficulty of correlating reflection events across areas of poor signal to noise ratio...
1996
Field Testing of the Industrys First All-Muds At-Bit Resistivity Tool
Tsili Wang
Unconventional Resources Technology Conference (URTEC)
... resistivity increases. In reality, the depth of investigation depends on the signal-to-noise ratio. For instance, the theoretical depth...
2025
A Novel Experimental Approach for Dynamic Quantification of Liquid Saturation and Capillary Pressure in Shale
Williams Ozowe, Rodney Russell, Mukul Sharma
Unconventional Resources Technology Conference (URTEC)
... make use of log data and one of such methods involves the inversion of high-density NMR (𝑇𝑇1 − 𝑇𝑇2 ) log data - with adequate signal to noise...
2020