Forward Modeling of Seismic Data: Part 7. Geophysical Methods

George Mellman, Paul A. Kunzinger

AAPG Special Volumes

.... Implementation of both classes exists for one, two, and three dimensions; shot gather; common midpoint (CMP) gather; and stacked data simulation. Ray theory...

Abstract: Determining the Structure of Basalt Flows with Wide-Angle Seismic Data, by M. M. Fliedner, R. S. White, and J. Fruehn; #90923 (1999)

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Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

... for simultaneous AVA inversion.Figure 7. Common midpoint (CMP) gather in the offset domain (A) before and (B) after applying super gathers to increase...

Prestack inversion and amplitude variation with offset attributes as hydrocarbon indicators in carbonate rocks: A case study from the Illinois Basin

Jacob T. Murchek, Paul McColgan, Lindell C. Bridges, Ernest C. Hauser, and Doyle R. Watts

AAPG Bulletin

... campaigns in the Illinois Basin. METHODS Seismic data were donated by CountryMark and were preprocessed into Ostrander common midpoint (CMP) gathers...

High Resolution Pore Pressure Prediction Using AVO Inversion

Yongyi Li

Search and Discovery.com

.... The velocity reflectivities, 'Vp/Vp and 'Vs/Vs, can be extracted from CMP gathers by using the two-term AVO equation (Smith and Gidlow, 1987): Figure 1...

EXTENDED ABSTRACT: Sub-basalt imaging from a wave propagation point of view; #90022 (2002)

Richard Hobbs, Francesca Martini

Search and Discovery.com

... & Martini…Page 3 Figure 4. Synthetic CMP gathers from location 1400 (Fig.2 & 3) windowed to show the reflections from the two velocity boundaries...

High Resolution Pore Pressure Prediction Using AVO Inversion

Yongyi Li

Search and Discovery.com

.... The velocity reflectivities, 'Vp/Vp and 'Vs/Vs, can be extracted from CMP gathers by using the two-term AVO equation (Smith and Gidlow, 1987): Figure 1...

Abstract: 5D Interpolation and COV Migration: An Ideal Marriage; #90174 (2014)

Mike J. Perz and Peter W. Cary

Search and Discovery.com

... the cmpx, cmp-y, offset, and azimuth coordinates. Assuming that the data set at hand conforms sufficiently to the 5DMWNI algorithmic assumptions so...

Abstract: Monte-Carlo Statics on PSv Data; #90187 (2014)

Alice Chapman, Steve Zamfes, and Guillaume Poulain

Search and Discovery.com

..., confirming that this method can resolve PSv receiver statics when other methods are not effective. 5 km Figure 1: PP CMP stack AAPG Search...

Abstract: Structurally-Consistent Interval Velocity Variation with Azimuth; #90187 (2014)

Darren Schmidt, Alicia Veronesi, Chris Davison, and Jeff Durand

Search and Discovery.com

...). With this method the static shifts align the seismic events in a CMP gather to a pilot trace. As the isotropic velocities are known, the static values can...

Abstracts: Evaluation of a Fast Algorithm for the Eigen-Decomposition of Large Block Toeplitz Matrices with Application to 5D Seismic Data Interpolation; #90173 (2015)

Jianjun Gao, Vicente Oropeza, and Mauricio D. Sacchi

Search and Discovery.com

... Sedimentary Basis. Figure 3 presents a small part of 5D seismic volume that consists of 12x12 CMP bins with 8x8 offsets per bin. The MSSA algorithm...

Abstracts: A Practical Approach for Estimating Receiver Statics in 2D/3C Seismic Data Processing; #90173 (2015)

Dumitru Ion and Mike Galbraith

Search and Discovery.com

... matched time events on C-wave CCP stack (a) in PS time vs P-wave CMP stack (b) in PP time (relative vertical scale of the two section adjusted...

An 'Elastic Impedance' Approach, by Satinder Chopra and Ritesh Kumar Sharma; #41082 (2012).

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Enhancing Seismic Insight by Spectral Decomposition, #41534 (2015).

Xiaogui Miao, Dragana Todorovic-Marinic, Tyler Klatt

Search and Discovery.com

... cmp location for the examined horizon. Dominant frequency can be calibrated with thickness from well log information, so that the tuning cube portrays...

New Technology to Acquire, Process, and Interpret Transient EM Data; #41579 (2015)

Anton Ziolkowski, Richard Carson, David Wright

Search and Discovery.com

...-resistivity section, for instance, as shown in Figure 4. Features include a conductive layer in the near surface that ends abruptly at about CMP 1300...

Pitfalls in three-dimensional seismic interpretation: Footprints of an irregular source–receiver layout

Priyank Jaiswal, Robert Holman, and Michael Grammer

AAPG Bulletin

... pattern of high and low amplitudes on a time or a horizon slice. This pattern arises from common midpoint (CMP) binning of 3-D data, which is the most...

Southwest Palawan, Philippines: A Case Study in Seismic Imaging and Interpretation of Complex Structures

Philip M. Rimando, Geronimo A. Manuel, Raymundo A. Reyes, Jr.

Southeast Asia Petroleum Exploration Society (SEAPEX)

... that is nowhere smooth. The resultant effect is that common midpoint (CMP) gathers deviate considerably from defining a perfect hyperbolic normal...

High-density 3D acquisition technology and its application in dual-complex low S/N ratio area

Yongguo Wu, Zhenhua He, Di Wu, Yongsheng Wang, Duorong Zhang, Xinxin Cai

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the production shot CMP domain. A near-surface initial model is established through the segmentation of the first breaks in the CMP domain...

A Case Study of Seismic Exploration in the Offshore Bonaparte Basin

J. Durrant, A. Young

Petroleum Exploration Society of Australia (PESA)

..., frequency-wavenumber (F I K) demultiple and common-mid-point (CMP) stack. These conventional methods acheived a partial solution to the multiple problem...

Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations

Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau

Geological Society of Malaysia (GSM)

... the classical meaning of the effect of dip on arrival times. Poor quality stacks arising from the method of CMP gathers due to reflection point smearing...

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands

Subhash Chandra, Geoff Mansfield, Peter Carver

Petroleum Exploration Society of Australia (PESA)

... of several CMP gathers in order to obtain which was previously possible. meaningful stacking velocities. This method, however fails to In addition...

The 3-D Seismic Revolution

Bruce S. Hart

Special Publications of SEPM

... are credited as being ajor turning points for the seis ic industry . First, the co on idpoint (CMP) ethod for collecting and processing data (see Chapter 3...

A Minute to Read

GEO ExPro Staff

GEO ExPro Magazine

... equivalents when adding cables rather than shots. For example, two thirds of the shots of a triple-gun survey can be omitted without changing fold or CMP...

Multi-Source Design and Penta Source Case Study from the NWS Australia

Edward Hager, Phil Fontana

Petroleum Exploration Society of Australia (PESA)

... designs by increasing inline fold, which is needed for successful processing of the data in domains such as 2D CMP and common-trace. With triple sources we...

Understanding Multiples to Upgrade Low-Relief Prospects

Sunu H. Praptono, Witan O. Ardjakusumah

Indonesian Petroleum Association

... as possible in the CMP gathers. Therefore, there is little or no Normal Move Out (NMO) correction needed, which in turn would avoid NMO stretching...