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The AAPG/Datapages Combined Publications Database
Showing 2,326 Results. Searched 200,293 documents.
Wavelet Processing
Lee Lu
Indonesian Petroleum Association
.... Knowledge of the source wavelet provides the basis of designing wavelet-shaping filters which are used to improve the resolution of seismic reflections...
1978
IV. The Role of Seismic Wavelets and Wavelet Processing
Norman S. Neidell
AAPG Special Volumes
.... Although both deconvolution and wavelet processing employ the mathematics of Wiener filters, wavelet processing seeks to work in the frequency band...
1979
ABSTRACT: Shaping the Wavelet, by Wang, Yuchun E.; Huo, Shoudong; #90141 (2012)
Search and Discovery.com
2012
Deterministic and Statistical Wavelet Processing
Lee Lu
Southeast Asia Petroleum Exploration Society (SEAPEX)
... wavelet processing, the wavelet is given, we can then design a shaping filter to shape the wavelet to a desired output to improve the resolution of data...
1980
Signature Processing of North Sea Air-Gun Data: ABSTRACT
E. A. Booth, A. P. Stacey
AAPG Bulletin
...Signature Processing of North Sea Air-Gun Data: ABSTRACT E. A. Booth, A. P. Stacey 1980 678 679 64 5. (May) Results of development drilling...
1980
Integrated Analysis of Borehole and Seismic Data
E. Poggiagliolmi, R. D. Allred
Indonesian Petroleum Association
... Processing (SAWP) was applied to theexisting migrated stack 3D seismic. SAWP is an integrated multi-line, multi-well wavelet shaping system which adapts...
1993
2010
VSP Guided Reprocessing and Inversion of Surface Seismic Data
R. Gir, Dominique Pajot, Serge Des Ligneris
Southeast Asia Petroleum Exploration Society (SEAPEX)
... addresses the sources of wavelet distortion from the processing sequence itself. Although the goal of wavelet processing is the orderly shaping...
1988
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
... as a synthesis of their respective modes. The field data in Figure 3 is reconstructed using the local operators, shaping filters, and modes in Figure 1...
2015
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
... resolution by using filters and a pyramid algorithm. The Discrete Wavelet Transform (DWT) computation includes decomposition and decimation processes...
2013
3-D Seismic Applications for Environmental and Groundwater Reconnaissance
Donald J. Marlin , William H. Schramm , and Robert M. Mayer
GCAGS Transactions
... the seismic wavelet form. Computer software is available for seismic and well data for the extraction of shaping filters. The goal is to define the zero...
1999
A recipe for practical iterative LSRTM with synthetic and real data examples from Brazil
Valeriy Brytik, Gopal Palacharla, Rishi Bansal, Diwi Snyder, Xu Li, Young Ho Cha, Partha Routh, Inma Dura-Gomez, Dmitriy Pavlov, Carey Marcinkovich
International Meeting for Applied Geoscience and Energy (IMAGE)
... needs to shape the wavelet 𝑠(𝜔) and corresponding 𝑑(𝜔) to 𝑠(𝜔)𝜔−𝛼 and 𝑑(𝜔)𝜔−𝛼 . For a detailed discussion on the spectral shaping topic, we...
2022
-- no title --
user1
Search and Discovery.com
... of filters and corrective measures are implemented, with Kafka enhancing efficiency. The signal-to-noise ratio is optimized by the processing software...
Unknown
DAS noise attenuation using wavelet stack
Zhou Yu, Zhaojun Liu, Ge Zhan, Peng Cheng, Bin Wang, Weihong Fei
International Meeting for Applied Geoscience and Energy (IMAGE)
... characteristics to design appropriate filters. We separate the signal from the noise in a multidimensional space created by a 1D or 2D wavelet transform...
2022
Post Migration Processing of Seismic Data
Dashuki Mohd.
Geological Society of Malaysia (GSM)
... these subtle features. This processing method is commonly known as wavelet processing (Budny, 1991; Lindsey, 1988; Mazzotti and Mirri, 1991; Neidell...
1994
Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model
Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea
International Meeting for Applied Geoscience and Energy (IMAGE)
... workflow. When wavelet stationarity has not been achieved in processing, our proposed post-migration methods to derive wavelet stabilizing operators can...
2023
A new high-resolution seismic wavelet definition and vibroseis sweep signal design
Zhenbo Nie, Huazhong Wang, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... determines the accuracy of subsequent processing, imaging and interpretation. The seismic wavelet serves as the basic unit of the acquired pre-stack...
2024
Abstract: A Class of Detection Filters for Noise Suppression in Seismic Deconvolution
Dashuki Mohd
Geological Society of Malaysia (GSM)
... noise suppression. The filters, which are formulated in the frequency domain, are a function of the wavelet and noise . specua. Two cases...
1991
Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)
Sergey Fomel
Search and Discovery.com
... attributes: 69th Ann. Internat. Mtg, Soc. of Expl. Geophys., 1949–1952. Mallat, S., 2009, A wavelet tour of signal processing: The sparse way: Academic...
2014
A statistical method-based approach for frequency-varying residual phase detection and correction
Longxiang Han, Rongwei Xu, Chengliang Wu, Huazhong Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
..., with the difference in phase spectrum particularly impacting the quality of seismic data processing. Differences in wavelet phase can lead to loss of reflected...
2024
Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea
Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder
Southeast Asia Petroleum Exploration Society (SEAPEX)
... to be a powerful method of improving the estimate of the source wavelet. The method is not limited to specific stages in the processing sequence, however...
1990
Q-land Enters Australia: Overview of a Seismic Survey Pilot Study in the Cooper Basin
Tim Bunting
Petroleum Exploration Society of Australia (PESA)
... demonstrating the improvement in signal and front-end processing sequence. Surface digital spatial anti-alias filters were also applied coherency in the 0-4 Hz...
2009
Advanced Reprocessing and Imaging: Enhancing Legacy Surveys
Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry
Petroleum Exploration Society of Australia (PESA)
...) allowing a broadening of the signal amplitude spectrum that provides a compact wavelet ideally suited for high resolution processing and inversion...
2016
Fusion of Airborne Gravity and Magnetic Images for Improved Detection of Structural Control; #41550 (2015)
Hassan Hassan, John Peirce
Search and Discovery.com
... features in HRAM data using 2D steerable filters and its comparison to 2D wavelet transform: 77th Annual SEG Meeting in San Antonio, Sept. 22-28, 2007...
2015