Abstracts: Full Waveform Inversion Using One-way Migration and Well Calibration; #90173 (2015)

Gary F. Margrave, Robert J. Ferguson, and Chad M. Hogan

Search and Discovery.com

... (or recorded) seismic data. The cycle counter k is initially 1. Step 1) Velocity model vk 1 is used to predict synthetic seismic data matching the acquisition...

Seeing through the shear zone for the first time: The impact of seismic technologies on the clarity of seismic image over Bahrah field

Ali Mohamed, Adel El-Emam, Nacim Brika, Halis Bayri, Amr Issa, Kashif Adeel

International Meeting for Applied Geoscience and Energy (IMAGE)

... noise attenuation and surface-consistent deconvolution. A premigration matching workflow was used to match time, phase, and amplitude of the Kuwait Bay...

An optimal aperture crosscorrelation imaging condition for Marchenko imaging

Xiaochun Chen, Yezheng Hu, Yukai Wo, Weiping Cao, Xuri Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... et al., 1974). The grid size of the model is 5 m both in x and z directions. The solid rectangle encloses the target area used to compare imaging...

Evaluation of the Hydrocarbon Potential of the Inland Basins of Nigeria: An Example of an Integrated Geological, Geophysical, Geochemical and Remote Sensing Study of Frontier Basins; #11223 (2019)

Mazadu Baku, Zeev Berger, Henri Ohen, Luigi Clavareau

Search and Discovery.com

... was analyzed and a new strategy was charged with the re-commencement of activities in 2009. We used a step-by-step approach to effectively advance...

High-resolution elastic full-waveform inversion using ocean-bottom nodes in Santos Basin, Brazil

Marilia Carneiro, Nathalia Ladeira Casado, Juliana Igarashi da Cruz, Pedro Barros, Chirag Parekh, Emmanuel Saragoussi, Bernardo Quijano

International Meeting for Applied Geoscience and Energy (IMAGE)

... is located in the deep-water Santos basin, the legacy model used as reference, was constructed using two perpendicular narrow-azimuth towed-streamer...

Thin-Bed Reflectivity … An Aid to Seismic Interpretation

Search and Discovery.com

... procedures. It is important to note that no starting earth model or interpretation is used in the inversion procedure. The trace-bytrace procedure requires...

Seismic Characterization of a Shallow Gas-Hydrate-Bearing Reservoir on the North Slope of Alaska, by Andrew M. Hennes, Roy A. Johnson, Robert R. Casavant; #90035 (2004)

Search and Discovery.com

Land seismic multi-parameter FWI imaging

Mason Phillips, James McLeman, Vlada Avramovic, Tom Rayment, Stuart Schmitt, Mike Varner, Yasser Khalifeh, Ahmad Ammar Chahine, Eskil Jersing

International Meeting for Applied Geoscience and Energy (IMAGE)

...) imaging uses minimally processed field data to simultaneously estimate a subsurface velocity model and a high-resolution reflectivity image using the full...

Resolving DAS versus geophone discrepancies using the DAS transform: A comparative study from the CaMI CCS field research station, Alberta

Ali Sayed, Robert R. Stewart, Marie Macquet, Don Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... were deployed to constraint model anisotropy using DAC WVSP data. The final anisotropic model was used to compute traveltime misfits between the ...

Mitigating cycle skipping in FWI through preconditioned multidimensional optimal transport

James McLeman, Tim Burgess, Tom Rayment, Victor Chua

International Meeting for Applied Geoscience and Energy (IMAGE)

...-bottom horizon. FWI was then started at a frequency of 6 Hz, where only the diving waves were used to update the velocity model in a single parameter...

Very High Amplitude Seismic Anomaly in Georges Bank Trough, Atlantic Continental Margin

Robert C. Anderson, David J. Taylor

AAPG Bulletin

... data should be used when available to establish the correctness of the deconvolution filtering. Two interpretations for a low impedance contrast...

Estimation of Hydraulic Fracture Height and Pressure Deflation Using a Pulsed Vertical Seismic Profile and a DAS Fiber in the Midland Basin

Robert Meek, Robert Hull, Kevin Woller, Brian Wright, Mike Martin, Hector Bello, James Bailey

Unconventional Resources Technology Conference (URTEC)

... applied to again align data after deconvolution. A cross correlation technique was then used above the stimulated zone to further align the data...

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 (4) corridor stacking or restricted vertical summing (Hardage, 1983) for the upgoing waves. A variable-norm deconvolution (Gray, 1979) was used...

Broadband reconstruction of seismic signal with generative recurrent adversarial network

Zhijun Zhang, Wei Song, Wei Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... model is used to capture the potential distribution of real data and generate new samples; as a discriminator, the discrimination model is used...

Fluid Properties Indicated by Natural Gas Isotopes in Gulf of Mexico, #50466 (2011)

Daniel (Xinyu) Xia, Daniel M. Jarvie, Younchun Tang

Search and Discovery.com

... of Mexico. Hydrocarbon potential, including gas/oil ratio, are derived from the kinetic model for the petroleum plays from different source rocks under...

Earth crustal analysis of Northwest Sabah region inferred from receiver function method

Abdul Halim Abdul Latiff, Faridah Othman

Geological Society of Malaysia (GSM)

... (Julia et al., 2000). The two initial models which are used for the 1st pass inversion and 2nd pass inversion are Earth model with constant velocity...

Dip and Azimuth Determination in 3D CRS-Stack

A. Hendriyana, M. Jaya, R. Sule, A.D. Guntara

Indonesian Petroleum Association

.... The velocity model that is required for conventional stacking has been replaced by three parameters for 2D CRS-stacking or eitht parameters for 3D...

Seismic Inversion Resolution Enhancement With (3S) Spectral Blueing, Spectral Balancing, and Stochastic Inversion on Fluvio Deltaic Environment

Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria

Indonesian Petroleum Association

... the slope spectrum of the well data, bandpassing, and analyzing the deconvolution operator. In this method, the spectrum of the well data is used...

Right Time Analysis for the Digital Oilfield

Steven Knabe, David Shaw, Steve Webb

Indonesian Petroleum Association

..., data are used to identify anomalies and provide alarms in the classical Field Automation sense. In the medium to long term, data should also be used...

Seismic image resolution enhancement with limited-well datasets using deep learning

Son Phan, Haibin Di, Wenyi Hu, Aria Abubakar

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic single-channel deconvolution via convolutional sparse coding model: IEEE Geoscience and Remote Sensing Letters, 17, no. 8, 1415–1419. Yuan...

Abstract: Quick Look Prospect Sizing -- Mississippi Canyon

Eric C. Zimmermann, Michael F. Liebelt

GCAGS Transactions

... in Place (OOIP). A recent discovery in the Mississippi Canyon area was used as the test area to evaluate the utility of "quick look" analog data...

Abstract: The Modernized U of C Seismic Physical Modelling Facility; #90171 (2013)

Joe Wong, Kevin W. Hall, Eric V. Gallant, Rolf Maier, Malcolm B. Bertram, and Don C. Lawton

Search and Discovery.com

... a model 2D marine seismic survey. Introduction Scaled-down physical modelling of seismic surveys has been done by the Department of Geoscience...

Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology

Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia

Indonesian Petroleum Association

... a grid cell to model turning rays in near-surface environments. This near-surface model was then used to compute surface-consistent refraction statics...

Geophysical Techniques Used in Petroleum Exploration in the Ying Ge Hai Area, Zhanjiang, SW Guangdong Province, China

L. William Edwards

Circum Pacific Council Publications

... were subjected to 60-, 80-, or 120-fold processing with either a 2 or 4 ms sample rate. Measured far-field signature was used in deconvolution. Vertical...

Abstract: Acquiring Low Frequencies : Sweeps, Sensors, Sampling and Stories; #90224 (2015)

Olivier Winter, Anna Leslie, and Forest Lin

Search and Discovery.com

... and relevant to on-shore seismic acquisition as waveform inversion model building and impedance inversion techniques become more advanced and common as part...