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The AAPG/Datapages Combined Publications Database
Showing 499 Results. Searched 200,685 documents.
Constraining uncertainty in interpretation of seismically imaged clinoforms in deltaic reservoirs, Troll field, Norwegian North Sea: Insights from forward seismic models of outcrop analogs
Nicholas E. Holgate, Gary J. Hampson, Christopher A.-L. Jackson, and Steen A. Petersen
AAPG Bulletin
... to the reflection series (Toxopeus et al., 2003). A zero-phase Ricker wavelet was used in reverse polarity (“European” format, cf. Brown, 2004), to be consistent...
2014
Divergent Wrench Faulting in the Belize Southern Lagoon: Implications for Tertiary Caribbean Plate Movements and Quaternary Reef Distribution
Maria Ester Lara
AAPG Bulletin
... log (horizontal scale is 1/2 interval transit time in microseconds/foot), Ricker wavelet used to generate seismograms, constant density synthetic...
1993
Robust joint inversion and segmentation of 4D seismic data
Juan Romero, Matteo Ravasi, Nick Luiken
International Meeting for Applied Geoscience and Energy (IMAGE)
...-like structure, by reducing the impedance by 10% from the top of the structure until a modeled Gas-Water contact (Figures 1b-c). A Ricker wavelet...
2022
An application of FWI with progressive transfer learning
Shirui Wang, Jinjun Liu, Yuchen Jin, Xuqing Wu, Jiefu Chen
International Meeting for Applied Geoscience and Energy (IMAGE)
... is synthesized with a 12Hz Ricker wavelet with a low-cut filter to remove the frequency components below 9 Hz in the data. Meanwhile, the dominant...
2022
The 'Geoseis' System: Seismic Prospecting with Detonating Cord - A Line Energy Source
D. W. Thompson
Petroleum Exploration Society of Australia (PESA)
..., and It will eventually resemble the Ricker Wavelet. The length of the pulse T generated by a linear source Lm can be shown to vary with the direction...
1985
Orthorhombic AVAZ inversion in the Laplace-Fourier domain
Lin Li, Jinmiao Zhang, Guangzhi Zhang, Zhenyu Zhu, Jiajia Zhang, Chao Li, Xinpeng Pan
International Meeting for Applied Geoscience and Energy (IMAGE)
... as a convolution of the PP-wave reflection coefficients and a 35Hz Ricker wavelet. Gaussian noises with different signalto-noise ratios (S/N...
2022
Enhancing the accuracy of DBSCANs first arrival traveltime picking using super-virtual refraction interferometry
Muhammad Awais, Sherif M. Hanafy, King Fahd
International Meeting for Applied Geoscience and Energy (IMAGE)
... msec and the total generated time is 2 sec. The used source wavelet is a Ricker wavelet with 20 Hz peak frequency. Figure 4a shows shot gather number...
2022
Boosting self-supervised blind-spot networks via transfer learning
Claire Birnie, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... modelling using an explosive source with a 20 Hz Ricker wavelet and contaminated by coloured, Gaussian Noise. Figure 1 displays some of the field...
2022
Least-squares reverse-time migration with angle gathers through point spread functions
Jianyong Bai, Orhan Yilmaz
International Meeting for Applied Geoscience and Energy (IMAGE)
... and (d) LSM. terval of 50 meters. Each shot gather has 281 receivers with a receiver interval of 10 meters. A Ricker wavelet with the peak frequency...
2022
A New Approach in Determining Coal Geometry and Gas Content by Using 2D Seismic and Well Logs. Case Study: Central Sumatra Basin
Asep Ginanjar, Azarico Putra, Rizaldi Oki
Indonesian Petroleum Association
... in the sequence seismic, the forward modeling technique is used. Then, to map a sintetic seismogram response that fit best with the field data, we utilize ricker...
2011
Microseismic sensor placement optimization for rapid leakage alarm of geologic carbon storage
Yuan Zi, Lei Fan, Xuqing Wu, Jiefu Chen, Zhu Han
International Meeting for Applied Geoscience and Energy (IMAGE)
... using the modified energy ratio (MER) method. For each leak event, a single microseismic event scenario is simulated for a 5-second record using a Ricker...
2023
Fast viscoacoustic forward modeling method based on U-net Fourier neural operator
Wenbin Tian, Yang Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
... factors Q are respectively 2000 m/s and 50. A 35 Hz Ricker wavelet with a time interval of 1 ms is used as a source wavelet, and the maximum sampling...
2023
Robust multichannel prestack AVA inversion based on elastic L1/2 norm
Nanying Lan
International Meeting for Applied Geoscience and Energy (IMAGE)
... model, respectively. Figures 1d-1f draw the noise-free angle data (10°, 20°, and 30°) synthesized using the above model and 40 Hz Ricker wavelet...
2023
Frequency-dependent reflection characteristics of single thin layer and waveform inversion
Zhengyang Kuai, Danping Cao, Chao Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
... Ricker wavelet is used to synthesize timedomain seismic records. Figures 3a and 3b show the Third International Meeting for Applied Geoscience...
2023
Pachuta Creek (Smackover) Field, Mississippi
Anthony J. Weber
GCAGS Transactions
... (fig. 4). A thirty-five hertz positive Ricker wavelet, convolved with the reflection coefficients, provided the best frequency match between...
1980
Transformation of point-to-line source seismogram in a 2D geological model
Moosoo Won, Bing Zhou, Mohamed Jamal Zemerly, Mohammad Al-Khaleel, Mohamed Kamel Riahi
International Meeting for Applied Geoscience and Energy (IMAGE)
... to 20.75 for Qp and 250 to 20 for Qs. A source locates at the middle of free surface, and its signal is 15Hz central frequency of Ricker’s wavelet. Nine...
2024
Performance of elastic FWI for different wrapping angles of helical fiber in seafloor-deployed DAS
Shogo Masaya, Masanori Tani
International Meeting for Applied Geoscience and Energy (IMAGE)
... is a Ricker wavelet with a central frequency of 15 Hz. Elastic FWI uses seismic shot data with a frequency range of 213Hz. Figure 4 shows examples...
2024
An anti-aliasing plane wave decomposition method based on local linear Radon transform
Jian Xiang, Huazhong Wang, Bo Feng, Chengliang Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Synthetic data example In order to verify that the proposed method can achieve antialiasing PWD, a local data is synthesized using the Ricker wavelet...
2024
Time-lapse matching of OBN seismic data using 2D convolutional neural networks
Ramon C. F. Araújo, Gilberto Corso, Samuel Xavier-de-Souza, João M. de Araújo, Tiago Barros
International Meeting for Applied Geoscience and Energy (IMAGE)
...). The source wavelet was a Ricker with 15 Hz bandwidth. As for the monitor, to simulate the 4D effect of productioninduced fluid substitution, we added...
2024
Applications of elastic RTM on land data
Min Zhou, Changhua Zhang, Zheng Meng, Bin Yu, Mingqiu Liu, Yequan Chen, Dajian Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... There is a total of 8500 traces in each shot gather with shot located in the center of the receiver patch. A Ricker wavelet with a peak frequency of 15 Hz...
2024
Remapping Facies Architecture of Early Miocene Carbonate Baturaja Formation Based on Core Analysis, Static Distribution, and Production Data in RG Field, Offshore Northwest Java
Asep Ginanjar, Andi Wasonoaji, Zona Nuansa Adha Antariksa, Mohammad Reza, Priantoro Kartika Dani Setiawan
Indonesian Petroleum Association
.... Equatorial Carbonate System of Indonesia. 2010. Ricker, N., 1953, Wavelet contraction, wavelet expansion, and the control of seismic resolution...
2019
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
... algorithm is shown in Figure (3 a) based on a Ricker wavelet with a dominant frequency of 35 Hz. This trial made six seismic reflector events...
2022
Genesis 4D Project — Design and Execution Overview
Bernard Regel, Tom Hudson, John Bretches, Phil Inderwiesen, Pat Condon, James Rickett, Frank Descant
GCAGS Transactions
... to a Ricker 22 hertz wavelet but with lower side lobe amplitudes. The primary reservoirs are mostly at or above tuning thickness (55-65 feet), while...
2005
High-resolution seismic detection of shallow natural gas beneath Hutchinson, Kansas
Susan E. Nissen, W. Lynn Watney, Jianghai Xia
Environmental Geosciences (DEG)
... to tie to the seismic data on the Wilson Road and Rice Park lines. A 100-Hz Ricker wavelet, which approximates the frequency content of both the Wilson...
2004
Fast Gauss-Newton full-wavefield migration
Siamak Abolhassani, Eric Verschuur
International Meeting for Applied Geoscience and Energy (IMAGE)
... collect the reflection data. FWMod is used to generate the observed data (only primaries) using a Ricker wavelet with a dominant frequency of 15 (Hz...
2022