Star: Shallow Time Anomaly Replacement

Michael O. Marcoux, Lee Lu

Southeast Asia Petroleum Exploration Society (SEAPEX)

... general principles, it is known that the arrival time of the event is given by the square-root of an even polynomial in the offset. This moveout...

Abstract: High Resolution Radon Transforms based Compressive Sensing Principles, by Y. Ma and Y. Luo, #90188 (2014)

Search and Discovery.com

Migration Velocity Analysis by Migration of Velocity Spectra

Craig J. Beasley, Rolf Klotz

Southeast Asia Petroleum Exploration Society (SEAPEX)

...., 1984, Dip moveout by Fourier transform: Geophysics, 49, 741–757. Kim, Y. C., and Gonzalez, R., 1991, Migration velocity analysis with the Kirchhoff...

Abstract: Migration of Velocity Spectra: An Example from the Philippines

Craig J. Beasley, Rolf Klotz

Geological Society of Malaysia (GSM)

... the migration velocity is to minimize the effects of dip and azimuth by applying dip moveout (DMO) to the data. However, velocity derived from DMO corrected...

Abstracts: Converted Wave Processing in the EOM Domain; #90173 (2015)

Thais A. Guirigay and John B. Bancroft

Search and Discovery.com

... a converted wave velocity Vc from the hyperbolic moveout on a CSP gather. Moveout (MO) correction and stacking completes the prestack migration. We obtain Vc...

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

... and POGGIAGLIOLMI, E., 1977, Stratigraphic modelling and interpretation – geophysical Principles and techniques. in Payton, C.E., (ed.) Seismic stratigraphy...

An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement

Andy Furniss

Petroleum Exploration Society of Australia (PESA)

... to differ. This produces inaccurate results from the Dix equation. In 2D, a simple correction to remove the effect of structural dip, e, can be applied...

Research of accurate depth interpretation method for thin sand body in offshore reservoir and its application in A oilfield, Bohai Bay Basin

Li Wenbin, Hebing Tang, Xuetong Liu, Yichuan Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and low frequency in time-depth relationship to get more accurate velocity of development wells in vertical direction by acoustic moveout correction. 4...

An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement

Andy Furniss

Indonesian Petroleum Association

... a simple correction to remove the effect of structural dip, θ, can be applied using the formula from Levin (1971) as shown in Equation (2). The Levin...

Field Technique Design for Seismic Reflection Exploration

L. R. Denham

Dallas Geological Society

... involve more than 30–40% trace stretching in the normal-moveout correction; this corresponds to an offset approximately equal to the depth...

Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4

Norman S. Neidell, J. H. Beard, Ernest E. Cook

AAPG Special Volumes

...; geophysical principles and techniques: AAPG Continuing Education Note Series 13, 141 p. Neidell, N. S., 1982, Technical impact of geophysics, in Techniques...

A New Approach of Adjustment Factor 2023 (NAAF23) for Modified Slope Mass Rating (M-SMR)

Ismail Abd Rahim, Mohd Al-Farid Abraham

Geological Society of Malaysia (GSM)

... correction parameter, is overestimated when the slope’s dip direction exceeds that of the discontinuity (αs > αj). This discrepancy suggests a need...

Extending the Resolution of Seismic Reflection Exploration

L. R. Denham

Pacific Section of AAPG

... than 15% trace stretching in the normal-moveout correction; this corresponds to an offset approximately equal to the depth of a reflection...

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... time differential between the the arrival of the event at the near and far phone of the group. This time shift amounts to "normal moveout" across...

The Need for Seismic Dip Migration

W. B. Robinson.

Oklahoma City Geological Society

...The Need for Seismic Dip Migration W. B. Robinson. 1958 297 300 When we fire a charge of dynamite in a shothole, we generate waves that go outward...

AVA on communication cables: Principles and Examples from the North Sea

Ran Bachrach, Ali Sayed, Andrea Murineddu, Pilar Di Martino

International Meeting for Applied Geoscience and Energy (IMAGE)

...AVA on communication cables: Principles and Examples from the North Sea Ran Bachrach, Ali Sayed, Andrea Murineddu, Pilar Di Martino AVA...

Effectiveness of dip-in DAS observations for low-frequency strain and microseismic analysis: The CanDiD experiment

David W. Eaton, Yuanyuan Ma, Chaoyi Wang, Kelly MacDougall

International Meeting for Applied Geoscience and Energy (IMAGE)

...Effectiveness of dip-in DAS observations for low-frequency strain and microseismic analysis: The CanDiD experiment David W. Eaton, Yuanyuan Ma...

Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... mutes so that we can use the maximum offsets possible for AVO inversion. This commonly requires the use of spectral balancing to remove normal moveout...

Horizontal Distance Corrections and Plotting Errors in Stadia Surveying: GEOLOGICAL NOTES

Richard L. Threet

AAPG Bulletin

... for external-, negligible for internal-focusing instruments. Accordingly, the horizontal distance (or horizontal distance correction) varies directly...

An Efficient Workflow for Geological Characterization in Unconventional Reservoirs from a New Through-the-Bit Logging Electrical Micro-Imaging Tool, #42334 (2018).

Shiduo Yang, Patrick McBride, Josselin Kherroubi, Alexis He, Isabelle Le Nir, Daniel Quesada, Redha Hasan AI Lawatia, Andy Wray,

Search and Discovery.com

..., either because of the depositional environment variation or because of incorrect dip picking. Based on the above principles, the formation correlation...

A History of the Principles and Methods of Mechanical Analysis: ERRATUM

W. C. Krumbein

Journal of Sedimentary Research (SEPM)

...A History of the Principles and Methods of Mechanical Analysis: ERRATUM W. C. Krumbein 1933 Vol. 3 No. 2. (August), An inaccurate statement...

Efficient acquisition and imaging of high-resolution seismic data with the continuous wavefields method

Tilman Klver, Torben Hy

International Meeting for Applied Geoscience and Energy (IMAGE)

... simultaneous operation of multiple sources (Hegna et al., 2018b). Previous publications have introduced the methodology and principles behind...

Hydraulic Fracture Monitoring Using Distributed Acoustic Sensing: A Case Study Using Dip-in Fiber

Chaoyi Wang, Yuanyuan Ma, David Eaton, Kelly MacDougall, Carolyn Furlong

Unconventional Resources Technology Conference (URTEC)

...Hydraulic Fracture Monitoring Using Distributed Acoustic Sensing: A Case Study Using Dip-in Fiber Chaoyi Wang, Yuanyuan Ma, David Eaton, Kelly...

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

... number and frequency (FK) filtering, (7) normal-moveout correction and common-midpoint (CMP) stacking, (8) poststack second zero-crossing deconvolution...

Making Interpretable Images from Image Logs

Birger Hansen, Janusz Buczak

AAPG Special Volumes

... and processing are discussed. Aspects of image interpretation, particularly the mechanics of dip picking, are also briefly considered. Bearinger, D., and K...