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The AAPG/Datapages Combined Publications Database
Showing 499 Results. Searched 200,691 documents.
Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data
Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
... spacing). The source signature is a Ricker wavelet with a 2.5 Second International Meeting for Applied Geoscience & Energy 10.1190/image2022-3751356.1...
2022
Application of a Probability Model to Detect Unrecognised Igneous Intrusions in Sedimentary Basins
Simon Holford, Mark Bunch, Nick Schofield, Michael Curtis
Australian Petroleum Production & Exploration Association (APPEA) Journal
... (and reflection coefficients) for comparison. Synthetic seismogram comprises a Ricker wavelet displayed using European polarity convention...
2022
Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation
Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... but also increasing nonlinearity. Recorded data are computed in the true model with a recording time of 9.6 s and a Ricker wavelet with a peak frequency...
2023
Pre-Platform Exploration of High Island Blocks A-560 and A-561
Jeffrey W. Lund , John S. King , Richard Berlitz , J. A. Gilreath
GCAGS Transactions
... the GEOGRAM (FOOTNOTE *) program, by convolving the computed log reflection coefficients with a 30-Hertz Ricker wavelet. Two examples of the ability...
1978
Ranking DHI attributes for effective prospect risk assessment applied to the Otway Basin, Australia
Sebastian Nixon, Tony Hallam, Andrew Constantine
Petroleum Exploration Society of Australia (PESA)
.... Requires confidence in geological model and seismic wavelet. Modest evidence for unique fluid associated with top reservoir horizon. Requires confidence...
2018
A particle-based elastic wave simulation method in 3D arbitrary anisotropic media using GPU
Pinghao Wang, Xiaofeng Jia
International Meeting for Applied Geoscience and Energy (IMAGE)
... 1.0 0.4 0.24 ÷ =ç ÷ 1.0 5.0 0.35 0.525 ÷ ç -5.0 0.2 ç 0.1 -0.1 0.4 0.35 4.0 -1.0 ÷ ç ç 0.3 -0.15 0.24 0.525 -1.0 3.0 ÷ ÷ è ø (34) We use the Ricker...
2023
Application of finite difference eikonal solver for traveltime computation in forward modeling and migration
Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff
Geological Society of Malaysia (GSM)
... Move receivers with source Source frequency 15 Hz Wavelet Ricker Shot number 185 Shot interval 25 meters Receiver number 240 Receiver...
2021
Regional exploration of crustal structures from long-offset OBN data by extended-source FWI
Gaoshan Guo, Stéphane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
... engine using a 28 s recording length and a 2 Hz Ricker wavelet. ES-FWI is performed within the (1.5, 4) Hz frequency band. We implement a free-surface...
2024
Leveraging self-supervised deep learning to address cross-talks in multi-parameter inversions
Wenlong Wang, Yulang Wu, Yanfei Wang, George A. McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
... and horizontal extents of the models are 3.2 km, both with a 0.0125 km spatial sampling increment. To simulate the observed data, 25 explosive, Ricker-wavelet...
2024
Seismic applications of the Radon transform and a new second-order traveltime local transform
Ehsan Soleymani, Mauricio Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... corresponds to 91 traces or 251 samples each. The window length is 325 meters, and the interval of x0 is 157 meters. The wavelet used in the data set...
2024
Slope estimation of locally coherent events by polarization analysis of multi-component seismic data: Application to stereotomography for sparse node acquisition
Xiaole Zhou, Alessandra Ribodetti, Stephane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
... Ricker wavelet: 2 Distance (km) 4 6 1520 1500 Time(s) Vz 2 Amplitude perc=0% Amplitude perc=15% Amplitude perc=15% Time (s) Amplitude perc=0...
2024
High-resolution seismic reservoir monitoring with multitask and transfer learning
Ahmed M. Ahmed, Ilya Tsvankin, Yanhua Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... of 130 m. The source signal is the Ricker wavelet with a central frequency of 10 Hz. We employ 289 receivers evenly distributed with an increment of 20 m...
2024
Integrated Chronostratigraphic Correlation and Its Dilemma: A Case Study in West Natuna Basin Block B Arang Formation
Hanaga Simabrata, Budi R Permana, Agus Sulistiarso, Retno Wijayanti, Redo D Waworuntu
Indonesian Petroleum Association
... for the input Ricker wavelet are 90, 40, 20, and 8 Hz. Most seismic events follow interpreted geologic-time surfaces, however apparent time-transgressive...
2016
Efficient Bayesian full-waveform inversion using a deep convolutional autoencoder prior
Shuhua Hu, Mrinal K Sen, Zeyu Zhao, Abdelrahman Elmeliegy, Shuo Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... of 25m. We use 4Hz Ricker wavelet both for data generation and inversion. Signal-to-noise ratio (SNR) is 20 dB after adding random noise to seismograms...
2024
A gradient-free Bayesian full-waveform inversion approach for background model uncertainty quantification
Shuhua Hu, Zeyu Zhao, Fuchun Gao, Faqi Liu, Shuo Zhang, Mrinal K. Sen
International Meeting for Applied Geoscience and Energy (IMAGE)
...z Ricker wavelet is used as source time function. No noise is added to the data. For inversion, frequency domain data within the band of 2-5H...
2024
Seismic Interpretation of the Rocky Mountain Thrust Front Near the Crowsnest Deflection, Southern Alberta
N.J. Begin, D.C. Lawton, D.A. Spratt
CSPG Bulletin
..., computed using a 25 Hz Ricker wavelet. Correlation of the synthetic seismogram with seismic data from line P-2 shown on the left hand side of the figure...
1996
Integration of Geologic Model and Reservoir Simulation, Popeye Field, Green Canyon 116
Beth Yuvancic-Strickland, Eric Kuhl, Tin-Wai Lee, Benjamin Seldon, Peter B. Flemings, Turgay Ertekin
GCAGS Transactions
... compartment. The synthetic (Synth) and extracted (Ext) seismograms are zero-phase and were created with a 12-Hz Ricker wavelet. The extracted...
2003
Tectonic, Sedimentary, and Seismic Models for D Sandstone, Zenith Field Area, Denver Basin, Colorado
Stephen A. Sonnenberg
AAPG Bulletin
.... The reflection coefficients were convolved with a 60-Hz Ricker wavelet to make a synthetic trace (Figure 9). The synthetic illustrates the response expected...
1987
A Multidisciplinary Approach to Reservoir Subdivision of the Maastrichtian Chalk in the Dan Field, Danish North Sea
Lars Kristensen , Thomas Dons , Kim Gunn Maver , Poul Schioler
AAPG Bulletin
... with a zero-phase Ricker wavelet. This procedure is exemplified in Figure 3, which shows the result of the 1-D modeling in the M-9x well situated on the flank...
1995
Meter-scale lithofacies cycle and controls on variations in oil saturation, Wolfcamp A, Delaware and Midland Basins
Tongwei Zhang, Qilong Fu, Xun Sun, Paul C. Hackley, Lucy Tingwei Ko, and Deyong Shao
AAPG Bulletin
... by the Leonardian (Tabor et al., 2008). MATERIALS AND METHODS Sample Selection The locations of the studied wells (R. Ricker 1 and RTL well...
2021
3-D seismic-based morphometric analysis of Silurian pinnacle reefs, southern Ontario, Canada
Bruce S. Hart, Shelie Cascadden, Ian Scotland
Journal of Sedimentary Research (SEPM)
... (zero-phase Ricker wavelet with a dominant frequency of 40 Hz) was selected to approximate the average dominant frequency of the corresponding seismic...
2025
Seismic sedimentology of a broad, low-relief carbonate platform: The Cambrian Longwangmiao Formation, Moxi–Gaoshiti area, Sichuan Basin, China
Wenzhi Zhao, Hongliu Zeng, Zhaohui Xu, Suyun Hu, and Qilong Fu
AAPG Bulletin
... Formation (LWM) in the Moxi 19 well. A −90°, 23-Hz peak (30 Hz dominant) frequency Ricker wavelet was applied in the convolution model. The use...
2024
Multiscale Seismic Models of Complex Fracture Networks
Richard L. Gibson Jr., Yalchin Efendiev, Judith Chester, Yongchae Cho, Edith Sotelo
Unconventional Resources Technology Conference (URTEC)
... across cell edges, respectively. A source is located at 𝐱 ! with time dependence 𝑅(𝑡). We utilize a Ricker wavelet as the source time function...
2017
Baselap Patterns and the Recognition of Lowstand Exposure and Drowning--A Mississippian-Ramp Example and its Seismic Signature
C. Robertson Handford
Journal of Sedimentary Research (SEPM)
... follow time lines. The reflectivity section was convolved with a zero-phase Ricker wavelet at four different peak frequencies (35 Hz, 50 Hz, 75 Hz...
1995
West Texas Geological Society, 1926 to 1976: GEOLOGIC NOTES
Charles D. Vertrees
AAPG Bulletin
.... Briggs, Humble; G. D. Briscoe, Marland; Selwyn O. Burford, Ricker & Dodson; Cary P. Butcher, Kirby; Tern W. Buzzo, Milham; Hal P. Bybee, Dixie; Robert B...
1976