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The AAPG/Datapages Combined Publications Database
Showing 8,924 Results. Searched 200,691 documents.
Structural Geology Observations Derived From Full Tensor Gravity Gradiometry Over Rift Systems, #41784 (2016).
Desmond FitzGerald, Horst Holstein
Search and Discovery.com
... geology feature extraction directly from the components of the full tensor signal. Our technique finds strike and dip pairs for geological and fault...
2016
NMR Quantification of Wettability and Water Uptake in Unconventionals
M.J. Dick, D. Veselinovic, R. J. M. Bonnie, S. Kelly
Unconventional Resources Technology Conference (URTEC)
... the imbibition experiments with D2O based brine in lieu of H2O-based brine. D2O is NMR invisible and as a result only signal from decane in the sample...
2021
Weighted stacking of up-and down-going RTM images using peak signal-to-noise ratio analysis
Sérgio Luiz E. F. da Silva, Ammir Karsou, Paulo H. B. Alves, Roger M. Moreira, Jorge Lopez, Marco Cetale
International Meeting for Applied Geoscience and Energy (IMAGE)
...Weighted stacking of up-and down-going RTM images using peak signal-to-noise ratio analysis Sérgio Luiz E. F. da Silva, Ammir Karsou, Paulo H. B...
2024
Abstract: A 32,000 Channel 3D Vibroseis Field Test - Where Is the Signal?, by Rienk H. Lakeman, Peter I. Pecholcs, Nader N. Nakhla, Muneer A. Sannaa, and Turki Al-Ghamdi; #90105 (2010)
Search and Discovery.com
2010
Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017)
Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger, Lasse Amundsen, Åsmund Pedersen, Mark Thompson
Search and Discovery.com
...Abstract: Signal Apparition Simultaneous Source Separation; #90310 (2017) Johan Robertsson, Dirk-Jan van Manen, Fredrik Andersson, Kurt Eggenberger...
2017
3D pre-trained transformers for seismic fault detection, image denoising and dense horizon interpretation
Enning Wang, Peter Lovely, Lachlan Wright, Sarah Vitel, Anusha Sekar, Maisha Amaru
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Despite the success of generic 3D U-Net trained on synthetic data in shallow and mid depth ranges, where signal to noise ratio (S/N) and frequency band...
2024
The Wavelet Transform as a Geophysical Signal Processing Tool, by T. A. Thompson; #90902 (2001)
Search and Discovery.com
2001
Abstract: Recovering the Full Broadband Signal on Land Wide-Azimuth Data with Octave, by R.M. El Asrag, M. Retailleau, and J. Shorter, #90188 (2014)
Search and Discovery.com
2014
Signal to Noise Analysis of Densely Sampled Microseismic Data
Search and Discovery.com
N/A
Magnetotelluric Monitoring of Unconventional Energy Resource Development: Disruptive Technology or Damp Squib?
Graham Heinson
Petroleum Exploration Society of Australia (PESA)
... at frequencies lower than 0.1 Hz, whereas the phase has maximum difference between 1 and 0.1 Hz. This is the MT dead-band of low signal, which introduces noise...
2016
Seismic Data Processing For a Crucial 2014 2D Seismic Data Acquisition Decision in S Area, South Sumatra Block, South Sumatra, Indonesia
Gerry R. Hutabarat, Danar Yudhatama, Erwin Kusumah, Yusnita Yunus, Stephen M. Scott
Indonesian Petroleum Association
... attenuation were applied to increase signal to noise ratio. Velocity analysis was run three times, the first and second velocity analyses were runs before...
2015
Abstract: Practical Implementation of SRME for Land Multiple Attenuation; #90187 (2014)
Juefu Wang and Shaowu Wang
Search and Discovery.com
... based methods. The performance of SRME depends on spatial sampling and signal-to-noise ratio of the input data and robust matching filtering...
2014
Abstracts: Making New with Old: Reprocessing Vintage Seismic Data from the Western Arctic Islands using Modern Methods; #90173 (2015)
Mathieu J. Duchesne, Virginia I. Brake, and Tom Brent
Search and Discovery.com
.... and Levy, S., 1987, Signal-to-noise ratio enhancement in multichannel seismic data via the Karhunen-Loéve Transform: Geophysical Prospecting, 35, 12-32...
2015
erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).
Jubran Akram, Abdullatif A. Al-Shuhail
Search and Discovery.com
... traveling signal. We investigate the effect of variations in the near-surface layer thickness on the performance of arrays by studying their impulse...
2016
Unsupervised clustering of frequently repeated 4D seismic data for delineation of CO2 plume development
Boshara M. Arshin Sukar, Colin MacBeth
International Meeting for Applied Geoscience and Energy (IMAGE)
..., in which 4D signals are quantitatively correlated to well production to create a localized signal that reveals spatial connectivity and fluid pathways...
2023
Continuous DAS measurements during CCUS operations onshore Japan
Shotaro Nakayama, Yuji Yamada, Takuji Mouri, Pierre Bettinelli, Takashi Mizuno, Jianxiong Chen, Philip Armstrong, Yuki Maehara
International Meeting for Applied Geoscience and Energy (IMAGE)
... boxes. Large volumes of SEGY files were sent to a single portable computing unit at the wellsite for signal enhancement and data volume reduction...
2024
Imaging Three-Dimensional Hydraulic Fractures in Horizontal Wells Using Functionally-Graded Electromagnetic Contrasting Proppants
Xu Zhou, Arash Dahi Taleghani, J.W. Choi
Unconventional Resources Technology Conference (URTEC)
... significant in production enhancement. Therefore, there is a substantial need for a new technique to provide a more accurate and reliable way...
2017
A Big Fan of Signals? Exploring Autogenic and Allogenic Processes in Lobyte3D, a Numerical Stratigraphic Forward Model of Submarine Fan Development; #51593 (2020)
Peter Burgess, Isabella Masiero, Stephan Toby, Robert Duller
Search and Discovery.com
...:10.1306/51593Burgess2020 1 University of Liverpool, Liverpool, United Kingdom ([email protected]) Abstract Distinguishing an allogenic signal from trends...
2020
ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... the limited crossline aperture of the single swath, a 3D approach to the processing yielded improved signal-to-noise and better continuity of events...
2007
Mapping Sand Fairways and Salt Structures Using Modern Techniques Applied to South Louisiana Gravity Data [Abstract]
Shawn T. Mulcahy,, Paul N. Lawless
New Orleans Geological Society
... energy concentrated in particular spectral bands. Such filters are useful for qualitative enhancement of gravity features related to bodies located...
2003
ABSTRACT: Advances in Microfluorescence and FAMMO Analyses for Source Rock Evaluation
N. Sherwood, J.Kurusingal, N.Zhong
The Society for Organic Petrology (TSOP)
... to select the 620630 nm band A photo-multiplier/amplifiercombination detects the signal and amplifies it. The amplified output is digitized and passed...
1999
Integrating advanced azimuthal tomography and FWI to improve complicated carbonate fracture-cavity reservoirs in ShunBei oil fields, Tarim Basin
Lanlan Yan, Jiashun Yao, Hao Zheng, Kai Guo, Yong Zhang, Feiluo Peng, Yan Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... gathers in quality; (3) Improving velocity modeling, imaging enhancement, and accurate structural characterization utilizing azimuth weighted...
2024
The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion
Scott W. Singleton
GCAGS Transactions
... is seen by many as a prerequisite to pre-stack inversion. This paper discusses three conditioning processes—signal/noise (S/N) improvement, stretch...
2008
Borehole Imaging Devices: Part 4. Wireline Methods
Stefan M. Luthi
AAPG Special Volumes
... downhole or uphole, and are thus amenable to digital computer processing such as image enhancement (e.g., filtering, sharpening, and false coloring...
1992
Digital Imaging of Sediment Cores for Archives and Research: RESEARCH METHOD PAPER
Peter Dartnell, James V. Gardner
Journal of Sedimentary Research (SEPM)
... of memory. Once the images have been transferred to Adobe Photoshop, they can be saved in a variety of different formats for later enhancement...
1993