Intelistrata: a System for Stratigraphic Interpretation of Well Logs; #41199 (2013)

Sandro Rama Fiorini, Mara Abel, and Claiton M. S. Scherer

Search and Discovery.com

..., the Intelistrata interpretation engine innovates by integrating signal processing and semantic reasoning techniques to produce a coherent...

Characterizing Shallow Seismic Anomalies; #42086 (2017)

Satinder Chopra, Ritesh Kumar Sharma, Graziella Kirtland Grech, Bent Erlend Kjolhamar

Search and Discovery.com

... on seismic data. Besides seismic processing artifacts, a clean, high-porosity wet sand, tight sand, low-saturation gas sand or a lateral change...

High-resolution imaging using least-squares migration in the image domain (LSMi) for a marine distributed acoustic sensing (DAS) 3D-VSP

Ali Sayed, Francesca Twynam, Ran Bachrach, Maud Cavalca, Leo Leon, Maria Shadrina, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... to produce high-resolution images of the reservoir. Novel processing workflows were deployed to prepare DAS data for migration. Reverse time migration...

An Integrated Approach Using Geotechnology to Unlock the Secrets of Low Permeability Reservoirs; #80298 (2013)

Said Sadykhov, Adam Collamore, Martha Guidry, Wes Palmer, and Charles Harrison

Search and Discovery.com

... Initial Model Simultaneous Inversion Multi Attribute Analysis Wavelet Extraction Advanced Log Analysis for Geomechanics, Lithology and Mineralogy...

Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... and wavelet processing, and (9) bandpass filtering (8100 Hz) and migration. A similar processing sequence and examples of processing for nearby seismic...

Onshore Seismic Attribute Analysis for Reservoir Characterization With a Focus on the Acoustic Impedance Inversion and Multi-Attribute Neural-Net Technologies

Elok Galih Karuniawati, Bagus Jaya, William L. Soroka

Indonesian Petroleum Association

... the top and base of layers, but has limitations on resolving thin layers and amplitude issues due to tuning, wavelet interference effects and processing...

BEEKMANTOWN EXPLORATION IN RUSH CREEK, PLEASANT AND BERNE TOWNSHIPS, FAIRFIELD COUNTY, OHIO

Robin H. Lemberger, Geophysical Consulting, Wabash, INPaul L. Archer, Geopetro, Inc., Worthington, OH

Ohio Geological Society

... of the two models, porous and tight, the models were generated with a wavelet representing both the normal and enhanced processing sequences...

Seismic data denoising by combining self-supervised and supervised learning

Yen Sun, Paul Williamson

International Meeting for Applied Geoscience and Energy (IMAGE)

... Noise removal is a standard part of seismic data processing; however, deterministic workflows may require specific adaptations and parameter tuning...

Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia

Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham

Indonesian Petroleum Association

... the traditional interface boundaries between oil company and geophysical acquisition and processing contractors and has benefitted greatly from...

Lithofacies prediction of shale based on broadband spectral inversion

Hongmei Luo, Yiran Xing, Changjiang Wang, Jingtao Zhang, Peijie Yang

International Meeting for Applied Geoscience and Energy (IMAGE)

... of dual-constrained broadband Bayesian inversion is proposed in this paper. By means of the construction of broadband wavelet, low frequency...

The Use of Synthetic Sonic Logs Derived From Seismic Data in the Interpretation of Stratigraphic Variation in Cretaceous Carbonates of the North Field Area, Qatar: Chapter 14

Helena S. Aves, Daniel M. Tappmeyer

AAPG Special Volumes

.... The wavelet which is added in conventional processing sequence is taken out in order to restore the original data response. In addition to removal...

Thin-Bed Reflectivity … An Aid to Seismic Interpretation

Search and Discovery.com

... that in the presence of noise and consequent broadening of the seismic wavelet during its subsurface journey, the resolution limit is a quarter...

Eliminating the Influence of Caprock Thickness on Anomaly Intensities in Geochemical Surface Survey in the South Slope of the Dongying Depression in East China; #41304 (2014)

Liuping Zhang, Zhenli Wang, and Yingquan Zhao

Search and Discovery.com

... thickness varies intensely. In this paper, we established a method to eliminate this influence by using wavelet analysis. In the south slope of the Dongying...

Seismic Modeling of an Early Jurassic, Drowned Carbonate Platform: Djebel Bou Dahar, High Atlas, Morocco (1)

A. EWAN CAMPBELL and JAN STAFLEU

AAPG Bulletin

... variations due to wavelet interference along the unconformity reflection where no petrophysical changes were modeled. The seismic models of the Djebel Bou...

Theory and Applications of Time Series Analysis to Wireline Logs: Chapter 5

John H. Doveton

AAPG Special Volumes

.... The processing of logs by techniques of conventional time series analysis must therefore be interpreted in the light of appropriate concepts...

Application of Seismic Data to Lithology and Hydrocarbon Identification in East China

Qian Shao-Xin, Liu Wen-Lin

Circum Pacific Council Publications

... logs (or seismic logs) are used. Prior to seismic inversion, seismic traces are processed with broad-band true-amplitude processing and with wavelet...

Pre-Stack Calibration to Well Data: Intercept & Gradient Scaling … A Case Study From the Norwegian North Sea

Nguyen Nam, Larry Fink

Indonesian Petroleum Association

... series, wavelet, intercept, and gradient. The first two steps, matching the reflectivity series with an appropriate time-depth function and matching...

Study on fluid discrimination method based on prestack frequency-dispersion characteristics

Lien Bian, Jun Ming, Yuxiu Wang, Qian Yu

International Meeting for Applied Geoscience and Energy (IMAGE)

... gathers. The main methods of denoising are diffusion filtering and random noise attenuation. Here, we do not suggest too much processing of the original...

Characterizing Heterogeneities in a Clastic Reservoir Using Joint/Simultaneous PP/PS Inversion, 4D Timelapse, Multi Attribute Analysis, and PSDM

Jason Nycz

Petroleum Exploration Society of Australia (PESA)

... velocities determined during PSTM) warranted processing the data to PSDM. Ongoing results demonstrate that combining geologic data with compelling...

Theory and Methodology for Seismic Texture Analysis: Implications for Seismic Facies Visualization and Interpretation

Dengliang Gao

GCAGS Transactions

..., seismic texture is linked to stratigraphy via a wavelet convolution, and such a physical link holds the key and potential to characterize depositional...

Extended Abstract: Sensing Below with Ocean Bottom Seismic

Bill Cafarelli

Petroleum Exploration Society of Australia (PESA)

... and receivers is possible. Fig 4 Inside the recording vessel. Rigorous quality control being performed as well as extensive onboard processing using...

Seismic Technology Evolution to Support Prospect Evaluation, Exploration Well, and Geological Appraisal

Frederic J. Billette, Yan Quist

GCAGS Transactions

... in the Gulf of Mexico has improved as new seismic data acquisition and processing technology became available. Technical limit seismic processing of the best...

Floodplain topography and avulsion pathfinding control stratigraphic architecture in a numerical model of a fluvial fan

Caitlin Sifuentes, Harrison K. Martin, Kyle M. Straub, Elizabeth A. Hajek, Douglas A. Edmonds

Journal of Sedimentary Research (SEPM)

...., 1997, Wavelet analysis for geophysical applications: Reviews in Geophysics, v. 35, p. 385–412. Leier, A.L., DeCelles, P.G., and Pelletier, J.D., 2005...

New Insights into Petroleum Systems and Plays in Angola, the Congo and Gabon from PSDM Sub-salt Imaging

Steve Henry, Al Danforth, and Sujata Venkatraman

Houston Geological Society Bulletin

... elements and to follow sediment distribution pathways. Seismic processing utilized propriety routines for converting the wavelet to zero phase...

Noise Attenuation Challenges for Combined OBC, Transition and Land Seismic Survey

Valarie Hamilton, Merrie-Ellen Gunning

Petroleum Exploration Society of Australia (PESA)

.... Survey plot. (Aouad, 20 7 2) Hence t he approac h in processing w as to t reat each of t hese as a separate su rvey and app ly ... HIGH QUALITY...