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The AAPG/Datapages Combined Publications Database
Showing 18,799 Results. Searched 200,357 documents.
Gas Hydrates Exploration Using Continuous Wavelet Transform Based on Spectral Decomposition
Hafidz Dezulfakar, Muhazzib, Yulia Nur Fajrina
Indonesian Petroleum Association
... attribute that can help delineating underlying free gas and finding the position of BSR. Spectral decomposition is used in time-frequency domain based...
2016
Modification of Sediment Size Distributions
William F. Tanner
Journal of Sedimentary Research (SEPM)
... components), censoring of a single component, truncation of a single component, filtering of a single component, or a combination of these. Simple mixing...
1964
Finite Difference Modeling: Part II: How to clean numeric time dispersion
Lasse Amundsen, Ørjan Pedersen, Martin Landrø
GEO ExPro Magazine
... wavefield at frequency . Finally, an inverse Fourier transform gives the temporally dispersionfree wavefield in time. Digital Filtering Mittet (2018...
2018
IV. The Role of Seismic Wavelets and Wavelet Processing
Norman S. Neidell
AAPG Special Volumes
... Principles and Techniques A. Waveforms, Frequency Content and Interpretive Significance Use of waveforms is a natural extension of using seismic...
1979
Research on reservoir prediction based on compressed sensing and inversion theory
Qing Zhou, Jianli Wang, Qian Yu, Heng Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
... formation are produced. However, the seismic data in this work area was collected early, and the low-frequency components of the data are seriously missing...
2022
Overburden Compensation: A Pragmatic Solution to the Frequency Dependent Amplitude Losses Associated With Laterally Variable Overburden
Swee Leng NG, Martin Bayly
Indonesian Petroleum Association
... the frequency loss but often over-gains noise. Hargreaves and Calvert (1991) used inverse earth attenuation (Inverse Q) filtering techniques based...
2008
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Passive Seismic Event Classification Techniques Applied to Heavy Oil Production from Cold Lake, Alberta
Jeffrey F. Tan
Search and Discovery.com
.... Frequency-filtering, event-length detection, and statistical analysis techniques are developed. An interactive MATLAB graphical user interface (GUI...
Unknown
Recognition of Subtle Features in Geologic Maps
J. E. Robinson, D. F. Merriam
CSPG Special Publications
... and its practical application: Geophysics, v. 14, p. 290-320. Robinson, J. E., 1975, Frequency analysis, sampling and errors in maps: in Display...
1980
Abstract: Receiver Comparison for a Non-repeatable Earthquake Source on the Hussar 2011 Low-frequency Seismic Experiment; #90174 (2014)
Kevin W. Hall, Gary F. Margrave, and Malcolm B. Bertram
Search and Discovery.com
...Abstract: Receiver Comparison for a Non-repeatable Earthquake Source on the Hussar 2011 Low-frequency Seismic Experiment; #90174 (2014) Kevin W. Hall...
2014
2012
2012
Unsupervised Seismic Facies Classifications of the Lower Strawn Fm. Bend Arch-Fort Worth Basin, TX
Search and Discovery.com
N/A
Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)
Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad
Search and Discovery.com
... into the empty quarter from where it can be removed by simple frequency-wavenumber filtering. The signal is not affected. Removal of the residual shot noise...
2017
Abstract: Prediction of Carbonate Composite Reservoirs based on High-Precision Facies Constrained Inversiona Case Study of K Area in the Pre-Caspian Basin; #91204 (2023)
Xichen Zhang, Ruidong Han, Jingbin Cui, Xiaobo Liu, Changjiang Du
Search and Discovery.com
... the seismic imaging precision, and the principal component structure-guided filtering is carried out, which lays a foundation for the accurate identification...
2023
Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology
Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah
Indonesian Petroleum Association
... median filter (Bagheri, 2013), local signal and noise orthogonalization (Chen, 2015), time-frequency peak filtering (Yu et al., 2016), or iterative...
2020
Getting Something for Nothing: Noise Attenuation in an Aliased World; #41291 (2014)
David C. Henley
Search and Discovery.com
... the data in the field using spatial sampling small enough to avoid aliasing the highest frequency components of the lowest-velocity surface wave...
2014
Abstract: Acquiring Low Frequencies : Sweeps, Sensors, Sampling and Stories; #90224 (2015)
Olivier Winter, Anna Leslie, and Forest Lin
Search and Discovery.com
... useful low frequency data, with illustrations from Alberta, Alaska and the Lower 48. Introduction Low frequencies are becoming more important...
2015
Abstract: Full-Waveform Inversion of Field Data in the Foothills: Results and Challenges with Long-Offset Seismic; #90172 (2014)
Andrew J. Brenders, R. Gerhard Pratt, Sylvestre Charles
Search and Discovery.com
... for areas possessing large, lateral velocity variations. However, the acquisition of low-frequency field data remains a challenge. The use of MEMS...
2014
Stratigraphy, Structure, and Origin; a Geophysical Survey of the Mendeleev Ridge - Abstract
D. Dove, B. Coakley, J. Hopper
Alaska Geological Society
... trace editing to eliminate random electrical noise and frequency-wave number filtering to eliminate low velocity noise caused by the streamer...
2007
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)
... body waves and surface waves. Body waves contain higher frequency components and can describe the strata more precisely. However, the complexity of HST...
2024
Abstract: Experimental imaging of a vertical vein using controlled-source seismic interferometry
Kriselle Dias, Charles Hurich
Atlantic Geology
... of energy and associated amplitude and high frequency attenuation which results in associated processing issues. This study investigates the viability...
2018
ABSTRACT: A GEOPHYSICAL SURVEY OF THE MENDELEEV RIDGE, PROCESSING STEPS AND INTERPRETATION
Search and Discovery.com
N/A
Abstract: Seismic Attribute Applications for Interpreters; #90171 (2013)
Satinder Chopra and Kurt J. Marfurt
Search and Discovery.com
... in seismic impedance. Other attributes such as peak-to-trough thickness, peak frequency, and bandwidth are sensitive to layer thicknesses. Both...
2013
Hydrocarbon Type Discrimination Using AVO analysis, Sama Field, Offshore, Nile Delta, Egypt
Search and Discovery.com
N/A