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The AAPG/Datapages Combined Publications Database
Showing 662 Results. Searched 200,357 documents.
Abstract: Pilot Study - Resolving Low Energy Sands Through Deep Learning High Resolution Seismic Inversion; #91204 (2023)
Dip Nanda, Bharath Shekar, Nipul Seervi, Tapas Mitra, Sumit Jha, Mohammed AlMutairi, Sujoy Ghose, Nampetch Yamali, Saptarshi Dasgupta
Search and Discovery.com
... challenges in conventional seismic inversion techniques such as the assumption of constant phase, stationarity of wavelets, noise free data, etc which...
2023
Uses, Abuses, and Examples of Seismic-Derived Acoustic Impedance Data: What Does the Interpreter Need to Know?
Search and Discovery.com
N/A
A Well Driven Processing Approach for Seismic Imaging of Subtle Traps
Search and Discovery.com
N/A
Wavelet
Search and Discovery.com
N/A
Amplitude Mapping of Reservoirs in North Africa
Search and Discovery.com
... spectrum. A “match filter” is a simple convolution filter designed on the difference in phase and amplitude spectra between two wavelets. An operator...
2013
Abstract: Stabilizing Seismic Absorption Compensation; #90171 (2013)
Changjun Zhang
Search and Discovery.com
... modeling is composed of the time-variant wavelets. The de-absorption is solved by an iterative conjugate gradient approach. This scheme is tested on both...
2013
Abstracts: Blind L1-norm Multichannel Deconvolution for Seismic Source Function Estimation; #90173 (2015)
Jaime Meléndez Martínez
Search and Discovery.com
..., similar to that proposed by Canadas (2002), synthetic data were used to analyze a blind deconvolution method to estimate source wavelets, which consists...
2015
Seismic/Geology Links Critical, by Alistair R. Brown, #40130 (2004).
Search and Discovery.com
2004
Resolving Thin Beds and Geologic Features by Spectral Inversion, by Satinder Chopra, John P. Castagna, and Yong Xu, #40326 (2008)
Search and Discovery.com
2008
Enhancing Seismic Insight by Spectral Decomposition, #41534 (2015).
Xiaogui Miao, Dragana Todorovic-Marinic, Tyler Klatt
Search and Discovery.com
... high-resolution time-frequency spectra. It finds a best matched wavelet from a wavelet dictionary - a large collection of wavelets covering the full...
2015
Detection of Fluvial Systems Using Spectral Decomposition (Continuous Wavelet Transformation) and Seismic Multi-Attribute Analysis A New Potential Stratigraphic Trap in the Carbonera Formation, Llanos Foothills, Colombia; #42281 (2018)
Essam Saeid, James Kellogg, Christopher Kendall, Ibraheem Hafiz, Zyaid Albesher
Search and Discovery.com
... throughout the Carbonera Formation. CWT and the calculated isofrequency seismic sections were based on all three wavelets; Morlet, Gaussian...
2018
Detailed Oriented Seismic Processing Leads to More Accurate Elastic Attribute Results in the Delaware Basin
Marianne Rauch-Davies, Steve Smith, Alyona Bashkirtseva Hall
Unconventional Resources Technology Conference (URTEC)
... and subsequently tied to the fast track stack data. Wavelets were extracted over the upper Bone Spring (1st Bone Spring Lime to 3rd Bone Spring...
2017
Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
.... The signal in Figure 3 is comprised of an initial 20 Hz cosine wave, superposed 100Hz Morlet wavelet at 0.3s, two 30Hz Ricker wavelets at 1.1s...
2014
Abstract: Short-time Wavelet Estimation in the Homomorphic Domain; #90174 (2014)
Roberto H. Herrera and Mirko van der Baan
Search and Discovery.com
... of all vertical wavelets. For each trace we have k = 19 segments and the total set is NM = 7600 segments. The first arrival is shown in Figure 1 (center...
2014
Impact of Broadband Seismic on Quantitative Interpretation Workflows; #41450 (2014)
Eivind Dhelie, Cyrille Reiser, Tim Bird, Euan Anderson
Search and Discovery.com
... and each layer pinching out to 0 ms. This model was then convolved with various wavelets having bandwidths from 20-40 Hz up to 2.5-200 Hz producing...
2014
Spectral Balancing of Seismic Data Using Spectral Decomposition; #41976 (2017)
Satinder Chopra, Kurt J. Marfurt
Search and Discovery.com
... compute the spectral voices (e.g. Marfurt and Matos, 2014), at every time-frequency sample. Figure 2: Complex wavelets used in the complex wavelet...
2017
Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico
Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Using these notional wavelets, a source de-signature process (including deghosting) is applied to broaden and whiten the data spectrum. After...
2023
Understanding the Spatial Geological Heterogeneity of the Delaware Basin from Pre-Stack Seismic Inversion
Simon Payne, Andrew Lewis, Ben Hardy, Venkatesh Anantharamu, Iestyn Russell-Hughes
Unconventional Resources Technology Conference (URTEC)
...% for the full stack seismic volume over a time window of more than 500ms; an example is shown in Figure 5. The well ties and estimated wavelets became the basis...
2019
ABSTRACT: Well-log Feature Extraction Using Wavelets and Genetic Algorithms; #90007 (2002)
Rivera, Nestor, Shubhankar Ray, Andrew Chan, Jerry Jensen
Search and Discovery.com
...ABSTRACT: Well-log Feature Extraction Using Wavelets and Genetic Algorithms; #90007 (2002) Rivera, Nestor, Shubhankar Ray, Andrew Chan, Jerry Jensen...
Unknown
Application of full-waveform inversion to ultra-high-density OBN data at Clair field
Simon Luo, Xukai Shen, Philip Tillotson, Lindsey Smith, Dan Davies
International Meeting for Applied Geoscience and Energy (IMAGE)
... estimated source wavelets computed on 40-meter grid spacing for three nodes located in close proximity to each other, denoted by color circles...
2022
The Jason Geoscience Workbench: "Teamware" for Finding Oil & Gas - The Smart Way
Paul D. Vrolijk
Petroleum Exploration Society of Australia (PESA)
... and transforms them into a geologica lly consistent 30 model by repairing gaps in the interpreted Wavelets is another important Workbench component...
1997
Frequency-dependent seismic-stratigraphic and facies interpretation
Hongliu Zeng
AAPG Bulletin
... to express the tuning effect as amplitude variation with thickness, assuming constant wavelets and impedance contrasts across the formation (Figure 1A...
2013
Abstract: Applying the Phase Congruency Algorithm to Seismic Data Slices A Carbonate Case Study; #90171 (2013)
Brian Russell, Dan Hampson, and John Logel
Search and Discovery.com
... (2003) shows how to extend equation (1) to the two-dimensional image domain. This is done using oriented 2D Gabor wavelets in the 2D Fourier domain...
2013
Abstract: Physical Modeling of Reflections off low-Q Media; #90174 (2014)
Joe Wong and Laurence R. Lines
Search and Discovery.com
... rotation in the reflected wavelets for both unaltered and altered Crisco when compared to the aluminum reflected wavelets. FIG. 4. Comparison...
2014
Abstract: Blind Surface Consistent Wavelet Estimation; #90187 (2014)
E. Bongajum, N. Kazemi, and M. D. Sacchi
Search and Discovery.com
... of SCD and an alternating optimization algorithm is proposed to estimate source and receiver wavelets that permit to estimate their associated inverse...
2014