The Application of Image Processing Techniques for Complex Structures

V. Sudhakar, I. T. McMahon

Indonesian Petroleum Association

... separated by the simple but critical process of Normal Moveout correction (NMO) and Common Mid-point (CMP) stack. NMO and CMP stacking require...

First-Arrival Traveltime Inversion in the CMP Domain: Method and Application

Search and Discovery.com

...First-Arrival Traveltime Inversion in the CMP Domain: Method and Application First-Arrival Traveltime Inversion in the CMP Domain: Method...

Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)

Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit

Search and Discovery.com

... but never studied in detail using the conventional common mid point (CMP) analysis. In this work we use elastic forward modeling to investigate...

3D surface-consistent residual statics estimation by deep learning

Han Wang, Jie Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... surface-consistent residual statics directly from 3D common midpoint (CMP) gathers based on continuity of reflection. CMP gathers of 3D reflections...

3D Prestack Waveform Inversion - A Real Data Example from the Rock Springs Uplift, Wyoming, #70258 (2017).

Josiane Pafeng, Subhashis Mallick, Hema Sharma

Search and Discovery.com

.... It takes about 20 min of CPU time to invert one common midpoint (CMP) location. For our 3D volume of 30,976 CMPs, it would take about 10,325 hours (~1.2...

Fresnel criteria for 5D survey design: A proof of concept decimation test

Michael Hons, Dave Simmons, Sean Contenti, Yong Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... survey design: Proof of concept decimation test Michael Hons* & Dave Simmons, 5D Integrated Inc; Sean Contenti & Yong Xu, Imperial Oil Summary CMP...

Seismic Attenuation Analysis for Reservoir Description

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... of a seismic wavelet. It first estimates peak frequencies at a CMP location, then correlates the peak frequency with sparsely distributed...

Pre-Stack Seismic Data Analysis with 3D Visualization … A Case Study; #41546 (2015)

Yongyi Li, Josh Feng, Maggie Jiao

Search and Discovery.com

... processing consists of a variety of attributes and CMP gathers. It poses challenges in the quick evaluation for reservoir characterization and often...

ABSTRACT: Removal of Surface and Internal Multiples from Land Data: Experience from North Africa Data; #90051 (2006)

Riaz Alá'i, Eric Verschuur

Search and Discovery.com

... estimation. The method is applied on pre-stack data in the CMP gather domain under the assumption of locally laterally invariance of the earth...

Removal of Surface and Internal Multiples from Land Data: Experience from North Africa Data

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Deep learning Laplace-Fourier full-waveform inversion with virtual supershot gathers

Lei Fu, Daniele Colombo, Weichang Li, Ernesto Sandoval-Curiel, Ersan Turkoglu

International Meeting for Applied Geoscience and Energy (IMAGE)

...-receiver common midpoint (CMP), becomes especially useful in performing 1.5D Laplace-Fourier simulation. Traces are first collected in the CMP-offset or XYO...

The AVO Response of a Pennsylvanian Age Channel Sandstone in the Arkoma Basin, Oklahoma [Abstract]

Roger A. Young, Eric Kubera, Alan Leaver

Oklahoma City Geological Society

... domain filtering and CMP mixing were applied to improve the signal/noise ratio of the data. Despite this improvement, visual inspection of amplitude...

A novel marine survey configuration for the Sarawak Basin: Combining a wide-tow triple source with a non-uniform streamer spread

Martin Widmaier, Carine Roalkvam, Okwudili Orji, Ashish Misra

International Meeting for Applied Geoscience and Energy (IMAGE)

... or the size of the areal common midpoint (CMP) coverage per sail line is usually defined as a function of the streamer spread, i.e., 0.5*number...

Chapter 10-part 3: 3-D Depth Image Interpretation

William L. Abriel, Joseph P. Stefani, Robert D. Shank, David C. Bartel

AAPG Special Volumes

... of the subsurface typically employs seismic traces from shots and receivers whose midpoint at the surface is the same (common mid point: CMP...

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

...’s ratio contrasts (or high crack densities) in the coalbed methane reservoir, while source-receiver azimuth sorting is used to detect preferential...

Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)

Evgeny Landa, Alex Berkovitch, and Kostya Deev

Search and Discovery.com

... to greatly improve the quality of time imaging. In contrast to the procedures of CMP-based methods, in the MF approach proposed by Berkovitch et al...

Abstract: Monte Carlo Statics: The Last Frontier; #90211 (2015)

David LeMeur and Sophie Merrer

Search and Discovery.com

... schedule). Different kinds of cost functions could be used, based on either the stack power (Rothman, 1986) or the coherence of the neighbouring CMP...

Abstract: Lithoprobe east: 650 km of deep seismic reflection profile across the Appalachians, onshore Newfoundland

J. Hall, G. Quinlan, B. Roberts, J. A. Wright, C. Spencer

Atlantic Geology

... on an asymmetrical split spread with CMP spacing of25 m with 4 ms sampling to 18 s record length; four vibrators were used, sweeping from 8 to 56 Hz...

ABSTRACT: Pre-Stack Depth Migration and the Imaging of Complex Structures in the Wyoming Thrust Belt

Richard Postma

Wyoming Geological Association

.... This should correctly image the shallow reflecting interfaces. These events should be flat on the depth migrated CMP gathers. If they are not flat...

Abstract: Robust Methods of Multistep Velocity Analysis, by S. Katz; #91009 (1991)

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Abstract: Multiple Suppression in the t-x-p Domain, by Shaunak Ghosh; #90182 (2013)

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ABSTRACT: The Cabo Magmatic Province and its relationship in the generation of oil and gas in the Pernambuco Basin (Northeastern Brazil); #90007 (2002)

Marcos A. L. Nascimento, Zorano S. Souza

Search and Discovery.com

... Basin (Northeastern Brazil) The Cabo Magmatic Province (CMP) is situated on the northeastern coast of Brazil, as one unit of the Pernambuco Basin...

ABSTRACT: Multiple suppression by the CRS technique; #90051 (2006)

Juergen Pruessmann, Martin Tygel, Fernando Gamboa, Radu Coman

Search and Discovery.com

... the image CMP location where the multiple was identified, the multiple can be suppressed at the surrounding CMP locations as well, without additional...

Common Reflection Surface (CRS) Stack: Limitations and Opportunities for High-Resolution Seismic Imaging; Real Data Cases

M. S. Jaya, E. A. Sentani, Yendri, Widjonarko, D. Santoso

Indonesian Petroleum Association

... only, i.e., no special means is provided to overcome different kind of multiples. By modifying a so-called constrained automatic CMP stack...

Presence of Preferential Flow Paths in Shallow Groundwater Systems as Indicated by Tracer Experiments and Geophysical Surveys

Murray E. Close, David C. Nobes, Liping Pang

Special Publications of SEPM

... of recent soils. The variations in permeability which result in the formation of these preferential flow channels arise from the sorting and deposition...