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The AAPG/Datapages Combined Publications Database
Showing 18,833 Results. Searched 200,599 documents.
Abstract: Push the Limits of Seismic Resolution Using Surface Consistent Gabor Deconvolution; #90171 (2013)
Xinxiang Li and Darren P. Schmidt
Search and Discovery.com
... consistency combined with time-variance in Gabor domain broaden the data spectrum at large time ranges with reliable lateral stability. Compared...
2013
Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)
R. Soubaras, R. Dowle, and R. Sablon
Search and Discovery.com
... between the direct and ghost arrivals that cause the interference pattern (receiver ghost notches) we are familiar with in the amplitude spectrum...
2014
Abstract: Robust Rank-Reduction Filters for Erratic Noise; #90174 (2014)
Stewart Trickett, Lynn Burroughs, and Andrew Milton
Search and Discovery.com
... the last ten years a rich family of random noise suppressors based on matrix rank reduction on constant-frequency slices has been developed...
2014
Abstract: Interpolation Using Hankel Tensor Completion; #90187 (2014)
Stewart Trickett and Lynn Burroughs
Search and Discovery.com
... Summary We present a novel multidimensional seismic trace interpolator that works on constant frequency slices. It performs completion on Hankel...
2014
Empirical Mode Decomposition (EMD) of Turner Valley Airborne Gravity Data in the Foothills of Alberta, Canada; #41581 (2015)
Hassan Hassan
Search and Discovery.com
...-frequency-energy” representation of the data, based on the IMFs. In this study we are only concerned with the EMD part of HilbertHuang Transform (HHT...
2015
Quantitative Mineralogical Analysis of Carbonate Sediments: Comparison of X-ray Diffraction and Electron Probe Microanalyzer Methods: NOTES
Jon N. Weber
Journal of Sedimentary Research (SEPM)
... Reef has been determined by X-ray diffraction and by means of frequency distributions obtained from Ca, Sr, and Mg electron microprobe analyses of 900...
1968
Abstract: White Noise Suppression in the Time Domain Part II; #90174 (2014)
Patrick Butler
Search and Discovery.com
... the loss of signal and frequency content under high noise conditions (S/N ~0.14). We will demonstrate the use of this algorithm for data clean up, velocity...
2014
PWD-PINN: Slope-assisted seismic interpolation with physics-informed neural networks
Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... to the aliased spectrum. 2. inverse transform the filtered spectrum to get a low frequency alias-free version of the aliased data. 3. estimate the PWD slope from...
2022
Application of improved shearlet transform algorithm in noise filtering of complex fault block oilfield in eastern Bohai Sea
Yu Xiong, Cai Li, Yongqiang Yao, Shaoxuan Li, Lei Gao
International Meeting for Applied Geoscience and Energy (IMAGE)
... suppresses noise according to the difference between effective signal and noise in apparent speed and frequency, such as F-K deconvolution, radon...
2022
EXTENDED ABSTRACT: Stuart City Margin Architectural Variability and the Effect of Regional Structural Heterogeneity
Ryan M. Phelps, Charles Kerans, Lowell Waite, Chris Zahm
GCAGS Transactions
... to the shelf interior is similar along the shelf margin. Furthermore, distinct types of high-frequency cycles are partitioned in different locations along dip...
2010
Seismic Estimation of Point-Bar Sands Using Simple Modeling Procedures
Robert Dennison
Indonesian Petroleum Association
... the reciprocal i.e. i/f, of every frequency point. Once G(w) had been computed an Inverse Fourier Transform converts the wavelet spectrum back into the time domain...
1984
Least-squares migration utilizing high-resolution point spread functions generated from local angle domain illumination vectors
Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren
International Meeting for Applied Geoscience and Energy (IMAGE)
... by seismic migrations applied in complex geological areas with restricted acquisition coverage and frequency band, are normally blurred, containing...
2024
Improved Resolution of Thin Turbiditic Sands in Offshore Sabah with Bandwidth Extension A Pilot Study (Paper C11)
G. Yu, N. Shah, M. Robinson, N. H. Nghi, A. A. Nurhono, G. S. Thu
Geological Society of Malaysia (GSM)
... by the wells varies, from centimeters to tens (10s) of metres. The conventional 3D seismic data doesn’t have the appropriate frequency content...
2012
Abstract: Strong Noise Removal and Replacement on Seismic Data; #90174 (2014)
Patrick Butler
Search and Discovery.com
... will produce a high frequency rattle in time as is shown in Figure 2. Notice that the THOR replacement spectrum is much closer to that of the stack than...
2014
Characterizing in-well DAS signal before fiber breakage
Martis James-Ravenell, Ge Jin
International Meeting for Applied Geoscience and Energy (IMAGE)
... operation. We utilized RGB coblending, spectrogram, and histogram plots to visualize the signal changes. Our observations show a broadband frequency response...
2024
Virtual Drilling: Challenging Conventional Wisdom
Kristofer Skantze
GEO ExPro Magazine
... frequency information. Too aggressively boosting low frequencies in broadband data may introduce frequency artefacts across the entire seismic spectrum...
2019
Vibration Induced Fatigue; Threats and Mitigation
Helge Lawrenz
Indonesian Petroleum Association
... the forth and second pulsation harmonic. Figure 4 shows the chart of pressure pulsation spectrum over the frequency at the centre of the spool pipe...
2015
Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico
P. Munoz, J. Uribe, N. Moldoveanu
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Subandinas moves the receiver ghost at a higher frequency, and this improves the high-frequency bandwidth of the seismic signal. The towing depth limit...
2003
Seismic Detection of Source Rocks
Ian Davison, Karyna Rodriguez, David Eastwell
GEO ExPro Magazine
....; KARYNA RODRIGUEZ and DAVID EASTWELL, Spectrum Geo Ltd. Even modest amounts of total organic content can significantly change the physical properties...
2018
Permeability Estimation in Tight Gas Sands and Shales using NMR A New Interpretive Methodology; #40522 (2010)
Christopher M. Prince, Deborah Deibler Steele, and Charles A. Devier
Search and Discovery.com
...-Darcy range. The reason for this breakdown may be associated with the method of interpretation of the spectrum. We present an alternative...
2010
A New Seismic Method to Significantly Improve Deeper Data Character and Interpretability
Andrew Long, Guillaume Cambois, Gregg Parkes, Anders Mattsson, Terje Lundsten, Mazin Farouki
Indonesian Petroleum Association
... greater than about two seconds two-way time (TWT). The new acquisition methodology has the potential to boost both low and high frequency content...
2009
Beyond the Puffin: Applying Modern Processing Workflows in the Vulcan Sub-Basin
Karyna Rodriguez, Phil Cook, David Eastwell, Spectrum
GEO ExPro Magazine
...Beyond the Puffin: Applying Modern Processing Workflows in the Vulcan Sub-Basin Karyna Rodriguez, Phil Cook, David Eastwell, Spectrum Beyond...
2016
Extraction of body waves from seismic data induced by high-speed train
Ningning Zhou, Jingrui Luo, Xiaokai Wang, Wenchao Chen, Haixia Zhao, Wenjing Yan
International Meeting for Applied Geoscience and Energy (IMAGE)
... gather is analyzed in the F-K domain. It can be seen from the F-K spectrum of the virtual shot gather that there are obvious differences in frequency...
2024
Ecological Accommodation: A Key to the Interpretation of Carbonate Platform Architecture Variability
Luis Pomar and Christopher G. St. C. Kendall
Search and Discovery.com
... of Geological Sciences, University of South Carolina, Columbia, SC Abstract The complex spectrum of heterogeneous facies architectures of carbonate platforms...
Unknown
A Towed Streamer EM System Performance Case Study
Folke Engelmark, Allan McKay, Johan Mattsson
Indonesian Petroleum Association
... deconvolution. Data density is very similar to 2D seismic. The electromagnetic noise in the frequency responses can be reduced by a number...
2013