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The AAPG/Datapages Combined Publications Database
Showing 17,650 Results. Searched 195,502 documents.
Abstract: Ground Roll Attenuation via SVD and Adaptive Subtraction; #90171 (2013)
Peter Cary and Changjun Zhang
Search and Discovery.com
... attenuation, the middle row shows the same data after attenuation, and the bottom row is the difference (the noise removed). The method has been able to remove...
2013
Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement
Mauricio D. Sacchi
Search and Discovery.com
... Roll Attenuation Linear coherent noise produced by surface waves (ground roll) exhibits low-pass character when analyzed in the frequency domain...
Unknown
Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement
Mauricio D. Sacchi
Search and Discovery.com
... Roll Attenuation Linear coherent noise produced by surface waves (ground roll) exhibits low-pass character when analyzed in the frequency domain...
Unknown
Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)
Waheduzzaman Talukder and Ralph Phillip Bording
Search and Discovery.com
... phase bandpass filter (5,10-70,150Hz.) used to remove the ambient noise. In this study attenuation estimation was done by spectral ratio (SR) method...
2014
Abstract: Red Sea 2D Transition Zone Reprocessing Case Study; #90254 (2016)
Sergey Kishchik
Search and Discovery.com
... seismic sources and receivers, along with static corrections, noise, and multiples attenuation, comprise four of the main processing concerns...
2016
Surface Source Technology
Stan D. Brasel
Pacific Section of AAPG
... 30 db below the low frequency power of the permafrost noise. The center record of Figure 7 is a linear pattern providing 13 db broad band attenuation...
1972
Abstract: Validation of a recently proposed method for coda wave inversion: a comparison between real and synthetic data
Alejandro Jaimes, Alison Malcolm
Atlantic Geology
... waves make up the tail of seismograms and are typically ignored regarding them as noise as a consequence of unmodelled physics. However, these types...
2018
Application of Lift Technique before Spectral Decomposition to Re-Model Channel Distribution in the Sungai Gelam Field, Jambi
Agi Robby Rizaldi, Firman Fauzi
Indonesian Petroleum Association
... noise attenuation, Frequency wavenumber (FK) for linear noise attenuation, simulated geophone arrays for removing ground-roll, Radon transform...
2015
Well Log Analysis and Seismic Attenuation in a Heavy Oilfield: Ross Lake, Saskatchewan; #20294 (2015)
Zimin Zhang, Robert Stewart
Search and Discovery.com
...Well Log Analysis and Seismic Attenuation in a Heavy Oilfield: Ross Lake, Saskatchewan; #20294 (2015) Zimin Zhang, Robert Stewart Well Log Analysis...
2015
Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique
Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu
Unconventional Resources Technology Conference (URTEC)
... and the features of OVT seismic data, we can extract reasonable volumes of pre-stack gathers. Then random noise attenuation, linear and curvilinear noise...
2015
Abstracts: Using a 1D FX Predictive Filter for 3D Seismic Data Random Noise Attenuation; #90173 (2015)
Mike Galbraith, Zhengsheng Yao, and Randy Kolesar
Search and Discovery.com
...Abstracts: Using a 1D FX Predictive Filter for 3D Seismic Data Random Noise Attenuation; #90173 (2015) Mike Galbraith, Zhengsheng Yao, and Randy...
2015
First Seismic Survey in Indonesia For The CCS Project Using Vibroseis as a Non-Explosive Seismic Source
Takeshi Kozawa, Nobuhito Shimada, Masami Hato, Alfian Bahar, Awali Priyono, Rachmat Sule, Stevanus P. H. Silban, Toshifumi Matsuoka, Toru Takahashi, Takao Aizawa, Isamu Kuboki, Alphius D. Guntara
Indonesian Petroleum Association
.... • Random noise Attenuation: FX (Frequency Space domain) Prediction filter is used to suppress the random noise. • Linear/coherent Noise attenuation: FX...
2017
Advances in Vibroseis Technology Enhance Low-Frequency Recording and Provide Significant Operational Benefits, #41736 (2015).
Charles J. Criss
Search and Discovery.com
... on low-frequency data. Substantial improvements have been made by modifying the Vibroseis with the goal of eliminating generated noise and enhancing...
2015
Study of the Seismic Attenuation Generated by the Mud Layer in Lake Maracaibo, Venezuela
J. Perez, E. Andara, B. Malave
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... in this same location, including decreased resolution as depth increases, hard reverberation or ringing, linear noise, guide waves and mud waves...
2006
Abstract: Converted Wave Processing to Reveal Signal of Highly Noisy Single Sensor Data; #91204 (2023)
Victor Dolgov, Bahaaeldin Kamel
Search and Discovery.com
... the receiver and shot source to cancel linear and random noise, the processor has to be diligent when dealing with the extra noise level at every step...
2023
Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)
Todor I. Todorov, Gary F. Margrave
Search and Discovery.com
...Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014) Todor I. Todorov, Gary F...
2014
Abstract: Mapping Lithological Heterogeneity in Athabasca Oil Sand Reservoirs Using Surface Seismic Data: Case History; #90171 (2013)
Yong Xu and Satinder Chopra
Search and Discovery.com
... GeoConvention 2009, Calgary, Alberta, Canada, May 4-8, 2009 achieved by decreasing the error in the data by attenuation of the noise as well as increasing...
2013
Impact of Seismic Attenuation on Downhole Microseismic Moment Tensor Inversion
Donghong Pei, Natalia Verkhovtseva, Jon Doucette, Price Stark
Unconventional Resources Technology Conference (URTEC)
...Impact of Seismic Attenuation on Downhole Microseismic Moment Tensor Inversion Donghong Pei, Natalia Verkhovtseva, Jon Doucette, Price Stark URTeC...
2016
Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua
Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau
Indonesian Petroleum Association
... and degrade geophone data. Separate noise attenuation on geophone and hydrophone prior to summation improves the final summation image (Shatilo et al., 2004...
2010
Abstract: Estimation of Dispersive Parameters of Surface Wave Using the Generalized S Transform; #90187 (2014)
Roohollah Askari and Robert J. Ferguson
Search and Discovery.com
.... The group velocity and the attenuation function are better estimated around 22.5 Hz where the signal to noise ratio is large. The group velocity...
2014
Abstract: A Generic Procedure for Noise Suppression in Microseismic Data; #90187 (2014)
Yessika Blunda and Kit Chambers
Search and Discovery.com
... with linear moveout along the array may also contaminate microseismic data. Clearly it is desirable to limit the amount of noise contamination during...
2014
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... is an example of a model-based coherent noise removal method, it is important to stress that this idea is also applicable to random noise attenuation...
2013
Abstract: FX Singular Spectrum Analysis; #90171 (2013)
Mauricio D. Sacchi
Search and Discovery.com
... on the assumption of linear events to validate rank reduction as a mean for noise attenuation. Figure 1. 1D example portraying noise reduction via SSA. Figure 2...
2013
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)
.... The seismic processing included a special refraction statics solution that reduced the static error in this difficult area to a minimum. Noise attenuation...
2017
Seismic Attenuation Analysis for Reservoir Description
Search and Discovery.com
...Seismic Attenuation Analysis for Reservoir Description Seismic Attenuation Analysis for Reservoir Description Changjun Zhang* Sensor Geophysical Ltd...
2013