A shallow velocity model building using full-waveform inversion on 3D onshore dataset

Young Seo Kim, Jewoo Yoo, Tong Fei, Ali Almomin

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity model to minimize time difference of the first arrivals between field and synthetic data. At the second stage, we perform traveltime-oriented FWI...

Abstract: Static Corrections Via Raypath Interferometry: Recent Field Experience; #90224 (2015)

David C. Henley

Search and Discovery.com

... corrected with conventional residual statics techniques. Since surface-consistency is just a special case of raypath-consistency, which applies whenever...

Determination of Velocity Model by Using NIP-Wave Tomographic Inversion: Application to Synthetic and Real Data

A. Hendriyana, R. Sule, Y. Akbar, L.A. Poerwaka, T.A. Sanny, Sardjito, Waluyo, Adriansyah

Indonesian Petroleum Association

... to obtain reliable traveltime picks. In this paper, tomographic velocity estimation is presented that make use of kinematic or traveltime informations...

Abstract: PQC: Application to a Mega-Merge in Saudi Arabia; #90319 (2018)

Mohammed H. Al-Najjar, Ernesto Sandoval-Curiel, Daniele Colombo, Riyadh S. Saad

Search and Discovery.com

... processing time. The calculation and application of surface-consistent refraction residual statics allows to solve for an intermediate range of statics...

Seismic speckle as multiplicative noise explaining land reflections distorted by near-surface scattering

Andrey Bakulin, Dmitry Neklyudov, Ilya Silvestrov

International Meeting for Applied Geoscience and Energy (IMAGE)

... amplitude reduction after stacking. Residual statics is another type of multiplicative noise leading to progressive loss of higher frequencies. Both...

ABSTRACT: Choosing an Intermediate Statics Datum in Dune and Sabkha Topography, by Faigle, Matthew; Hassan, Khaled; #90141 (2012)

Search and Discovery.com

Abstract: Trace Interpolation and Elevation Statics by Conjugate Gradients; #90172 (2014)

Marcus Wilson, Robert J. Ferguson

Search and Discovery.com

...Abstract: Trace Interpolation and Elevation Statics by Conjugate Gradients; #90172 (2014) Marcus Wilson, Robert J. Ferguson AAPG Search and Discovery...

3-D High-Resolution Reservoir Characterization from Crosswell Seismic Data

John Washbourne, Kenneth Bube

West Texas Geological Society

... to more accurately reach the global traveltime residual than unconstrained pixelized inversion (Bube and Langan, 1994). For synthetic datasets...

A Case Study on the Challenges Overcome in the Merge of Seven On-Shore 3-D Surveys of Varying Acquisitions in Huila Department, Colombia

Henry Maldonado, Timothy Brooks, Lilia Maria Saavedra, Gilbert Gutierez, Albeiro Saavedra, Peter Watterson

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... Then for the stage of residual statics, the six volumes were merged together (Arrayanes_3D, Rio Ceiba_3D, Tello_3D, Neiva_3D, San Francisco_3D and Balcon 89_3D...

Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015)

Kristof De Meersman and Yoones Vaezi

Search and Discovery.com

... are unknown. Residual statics methods are also popular but often fail to provide a robust long-wavelength solution and are prone to cycle skipping due...

Abstract: White Noise Suppression in the Time Domain … Part I; #90174 (2014)

Patrick Butler

Search and Discovery.com

... principal component decomposition in the time domain (Jones, 1985). Because all frequencies move together in a spatial sense, this domain offers...

Integrated Surface-Downhole Acquisition Geometries … The Way to Higher Detailed Reservoir Investigation

A.A. Tabakov, K.V. Baranov

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... we are able to directly control and correct shot statics and impulse shape variation in surface seismic data. Also kinematic inversion may...

Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field

Khaled Al Dulaijan, Gary Margrave

Unconventional Resources Technology Conference (URTEC)

... corrections were followed by residual statics. Second pass of velocity analysis at half-mile intervals was followed by another pass of residual...

Benefits and uplift of focused post-migration gather conditioning over prospect specific areas - An Indonesian case study

David Jessup, Dave Goulding, Andy Kalil

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., Random Noise Attenuation, Q-compensation, and Trim Statics. The full-volume QC attributes were computed to measure AVA compliance, residual moveout, gather...

High-Resolution Model Building in a Full-Azimuth Nodal Survey in the GOM

Sandip Chattopadhyay, Gary Rodriguez, Tefera Eshete, Guy Hilburn, TGS

GEO ExPro Magazine

... addressed in the depth domain by high-resolution tomography. The high frequency nature of the surface consistent residual statics is difficult to resolve...

Residual noise attenuation of poststack seismic data using t-p-x decomposition

Sujith Swaminadhan, Shuvajit Bhattacharya, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

...Residual noise attenuation of poststack seismic data using t-p-x decomposition Sujith Swaminadhan, Shuvajit Bhattacharya, Sergey Fomel Residual noise...

ABSTRACT: CRS processing - a key to improved static and dynamic corrections in seismic data from Saudi-Arabian deserts; #90051 (2006)

Henning Trappe, Juergen Pruessmann

Search and Discovery.com

... picked first breaks, and further goes through several iterations manual velocity picking and residual statics calculation. The surface-induced static...

Three-Dimensional Seismic-Reflection Techniques

Hermann Buchholtz

Circum Pacific Council Publications

... estimation procedures, a proper derivation of the 3-D velocity model, 3-D residual statics (to be applied in land seismic); (2) pre-migration processing...

Advanced Deblending Scheme for Independent Simultaneous Source Data

M. Wang, Z.H. Chen, C. Chen, F.C. Loh, T. Manning, S. Wolfarth

Petroleum Exploration Society of Australia (PESA)

... by nearby data. The 3D low-rank decomposition based approach and guided residual denoise work well for most areas and produce a reasonable deblending result...

Five Vintages of 3D Seismic over the Nelson Field of EP Europe UK: Is it Really Feasible to Obtain a Consistent 4D Signal?

Jos B. M. Lutz, Jonathan Brain, Jan W. de Maag, Nico Kremers, Steffen Bergler, and Richard Rogers

GCAGS Transactions

... in the order of ± 1ms. 4D Sail Line Statics The purpose of 4D sail line statics is to remove residual tidal statics from the seismic data sets...

Success Factors for Effective Subsurface Imaging of Overthrust Belt Legacy Seismic Data

Walt Ritchie and Mihai Popovici

Search and Discovery.com

... WITH DATUM STATICS Stack with 3-D Refraction Statics 3DGeo Development Inc. STACK WITH REFRACTION STATICS 3-D Refraction + Residual Statics 3DGeo...

Non-First-Break Solution for Shallow Velocity Anomaly Problem; #41602 (2015)

Emil Blias

Search and Discovery.com

... to estimate shallow velocity structure, (iii) Non-linear horizon based traveltime tomography to improve depth velocity model and (iv) time-dependent velocity...

ABSTRACT: Gulf of Thailand - Bongkot Field Model-Based 3D Pre-Stack Simultaneous Inversion and Facies Classification, by Manickam, George Soosai; Nyein, Glenn; Berhanu, Solomon Assefa; Goswami, Saumya Kanti; Kwaela, Chaiwat; Bancelin, Jean-Pierre; Sognnes, Helge Ivar; Pooksook, Namfon; Utitsan, Seehapol; Limpornpipat, Orapan; #90155 (2012)

Search and Discovery.com

Seismic diffraction imaging for improved coal structure detection in complex geological environments

Binzhong Zhou, Weijia Sun

Petroleum Exploration Society of Australia (PESA)

... approaches have been proposed to extract diffractions from reflection seismic data, including: the local slant stack (plane wave decomposition, τ-p transform...

Improvement of inverse scattering angle-domain common image gathers using optical flow

Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

...complex geology such as the brazilian pre-salt, due to its robustness in angle gather estimation. To tackle PV limitations, wavefield decomposit...