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The AAPG/Datapages Combined Publications Database

Showing 35,223 Results. Searched 189,018 documents.

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NMO Application in VTI Media: Effective and Intrinsic Eta (Geophysics Paper 6)

Joel Starr, Maz Farouki

Geological Society of Malaysia (GSM)

... Sultan Ismail, Kuala Lumpur 50250 '[email protected] Summary NMO or normal move-out is the time shift needed to correct for the effect of offset...

2008

Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)

N. Kazemi and H. R. Siahkoohi

Search and Discovery.com

... of normal move-out (NMO) correction called local stretch zeroing (LSZ) method that avoids NMO stretch. The method eliminates the theoretical curves...

2014

ABSTRACT: The Impact of Post Migration Data Conditioning on Seismic Images and Attributes; #90115 (2010)

Adekanle Ayorinde, Youn Oong, and Iyiola Sunkanmi

Search and Discovery.com

... are residual multiples, high frequency random noise, coherent linear dipping noise, and residual Normal Moveout (NMO) and low frequency NMO stretch...

2010

Abstract: Full Anelliptic Time Processing (Paper 7)

Charles Zeltser

Geological Society of Malaysia (GSM)

... into account during the subsequent processing steps such as normal moveout (NMO), dip moveout (DMO), and prestack time migration (PSTM). Anelliptic time...

2003

Multifocusing Stack Technique for Subsurface Imaging, #40749 (2011)

Sunjay Sunjay,

Search and Discovery.com

... a superior approximation of the travel time for a horizontally layered medium than the classical Dix NMO equation (Castle, 1994). Multifocusing Moveout...

2011

Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections, #41574 (2015).

Yong Xu, Satinder Chopra

Search and Discovery.com

... correction for an offset gather with strong AVO effect (a) Ideal gather, no stretching, no normal moveout applied; (b) before NMO correction; (c) after...

2015

Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

.... Full elastic Model CMP Gather data (includes P-S conversions and Multiples). Normal Moveout (left) shows over correction and over stretching at long...

2000

DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

.... J., 1969. Normal moveout and velocity relations for flat and dipping beds for long offsets. Geophysics, 34, 180-195. CLAERBOut,J.F., 1976...

1989

ABSTRACT: Confirming Depth Models using Differential Wide Aperture Seismic; #90061 (2006)

James H. Leven

Search and Discovery.com

...-stack depth migration or for precise depth conversion, particularly for field definition. Normal moveout (NMO) “velocity” analysis is a relatively...

2006

Abstract: DMO Accuracy Requirements for AVO Analysis

Craig J. Beasley

Geological Society of Malaysia (GSM)

...: normal-moveout (NMO) done with dip-corrected velocity, followed by an appropriate velocity-dependent dip filter (Jakubowicz, 1990). We first analyse...

1990

Marine Statics

Chiem Boon Hong

Geological Society of Malaysia (GSM)

.... Normal moveout (NMO) correction can then be easily done to correct for such effect in later stage of processing. The variation in transit time through...

1987

NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers

E. Blias

Search and Discovery.com

..., I. 1998, 3-D description of normal moveout in anisotropic inhomogeneous media: Geophysics 63, 1079–1092. Grechka, V., and Tsvankin, I., 1999, 3-D...

Unknown

NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers

E. Blias

Search and Discovery.com

..., I. 1998, 3-D description of normal moveout in anisotropic inhomogeneous media: Geophysics 63, 1079–1092. Grechka, V., and Tsvankin, I., 1999, 3-D...

Unknown

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

... in multilayered media: Applied Geophysics, 15, 314 (in Russian). Castle, R., J., 1994, A theory of normal moveout, Geophysics, 983-999. Malovichko, A., A., 1978...

Unknown

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

... in multilayered media: Applied Geophysics, 15, 314 (in Russian). Castle, R., J., 1994, A theory of normal moveout, Geophysics, 983-999. Malovichko, A., A., 1978...

Unknown

Joint Anisotropic Parameter Inversion Based on Nonhyperbolic Moveout and Azimuthal Amplitude Variance

Fangyu Li, Jie Qi, Bin Lyu, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

..., for weak anisotropy, the P wave normal moveout (NMO) velocity at an arbitrary azimuth is given by Tsvankin (1997): Vnmo    V0 1  2 cos2...

2016

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...

1987

ABSTRACT: North Sumatra Basin Organic Content Estimation Using Anisotropic Rock Physics Modeling Based On Core, Log And Seismic Data

R. Ryacudu, T. S. Priantono, P. M. O. Iriana, G. W. Purnama, D. Risdianto

The Society for Organic Petrology (TSOP)

...   seismic   gather,   whereby   the   isotropic  normal  moveout  (NMO)  reveals  the  phenomenon  called  the  hockey...

2015

Pre-Stack Imaging: Time or Depth? (Paper 25)

Carl Notfors, Peter Whiting, Geoff Mansfield

Geological Society of Malaysia (GSM)

... accurate estimation of the diffraction surface. Conventional normal-moveout (NMO) is a second-order approximation to the true moveout curve...

2000

Abstract: AVO Compliant Spectral Balancing; #90171 (2013)

Nirupama Nagarajappa and Jon Downton

Search and Discovery.com

... of normal moveout on a seismic pulse: Geophysics, 38, 635-642. Lin, T. L., and R. Phair, 1993, AVO tuning: 63rd Annual International Meeting, SEG Expanded...

2013

Hybridised Weighted Boot-Strap Differential Semblance

Hamish Wilson, Lutz Gross

Petroleum Exploration Society of Australia (PESA)

... of this final model is velocity analysis. Conventional normal moveout (NMO) velocity analysis is utilised to produce a move-out or stacking velocity field...

2016

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