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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 463 Results. Searched 188,833 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)

... and velocity in a CMP gather. NMO equations approximate the time shift which would be computed by tracing a ray through a horizontally layered Earth. A few...

2008

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

N. Kazemi and H. R. Siahkoohi

Search and Discovery.com

... the efficiency of the LSZ method over the conventional NMO (CNMO) correction. Introduction In the seismic record of a 1-D Earth model, reflection events appear...

2014

Hybridised Weighted Boot-Strap Differential Semblance

Hamish Wilson, Lutz Gross

Petroleum Exploration Society of Australia (PESA)

... in the hopes that the time shifts approximated at each trace will horizontally align the reflection signal. To apply the nmo correction we evaluate...

2016

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

...Long-Offset Approximations to NMO Function for a Layered Subsurface E. Blias Long-Offset Approximations to NMO Function for a Layered Subsurface E...

Unknown

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

...Long-Offset Approximations to NMO Function for a Layered Subsurface E. Blias Long-Offset Approximations to NMO Function for a Layered Subsurface E...

Unknown

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

Yong Xu, Satinder Chopra

Search and Discovery.com

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

2015

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

Sunjay Sunjay,

Search and Discovery.com

... the conventional NMO correction does for CMP gathers, but is in fact more accurate for various earth models. In particular, the multifocusing formulas...

2011

DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

...DMO and NMO as Applied in Seismic Data Processing Jiunnyih Chen Geol. Soc. Malaysia, Bulletin 25, December 1989; pp. 39 - 52 DMO and NMO as applied...

1989

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

... Vol. 51 No 10, p 1954-1966. Seismic velocities within the earth generally vary according to the direction of propagation thereby defining the earth...

2000

Marine Statics

Chiem Boon Hong

Geological Society of Malaysia (GSM)

... that they will line up horizontally after NMO correction. Common depth point (CDP) stacking after NMO correction would then enhance the events since...

1987

-- no title --

user

Search and Discovery.com

...user Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections Yong Xu and Satinder Chopra Arcis Corp., Calgary, AB, Canada...

Unknown

-- no title --

user

Search and Discovery.com

...user Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections Yong Xu and Satinder Chopra Arcis Corp., Calgary, AB, Canada...

Unknown

The Use of Modern 3D Seismic Data Processing Techniques, 5D Interpolation, and Anisotropic PSTM to Improve Existing 3D Data in South Louisiana Data—Pulling the Scales from our Eyes; New Truth from Existing Datasets

John Asma, John Stevens, Sukhdev Hyare, Dave Spaulding

GCAGS Transactions

... this should be the case in a flat stratified earth. Velocity perpendicular to bedding should be a bit slower than that parallel to bedding. NMO...

2013

Abstract: Automatic High-Density Constrained Velocity Picking; #90211 (2015)

Emil Blias

Search and Discovery.com

... read that conventional velocity analysis is based on a horizontally layered media assumption. In reality, we never have horizontal boundaries...

2015

Abstracts: CDP Noise Attenuation Using Local Linear Models; #90173 (2015)

Todor I. Todorov and Gary F. Margrave

Search and Discovery.com

... generated by the earth, however those effects must be removed to get an useful seismic data for structural and quantitative interpretation. Examples...

2015

Abstract: An Analysis of the Benefits of 3D Pre-Stack Time Migration (Paper 11)

Peter Whiting

Geological Society of Malaysia (GSM)

... imaging consists of NMO, DMO, stack and zero-offset time migration. Initially, NMO velocities are only approximate while constant velocity (or v(z) DMO...

1996

Abstract: Prestack Seismic Data Inversion for Shale Gas Reservoir Characterization in China; #90255 (2017)

Gang Yu, Yusheng Zhang

Search and Discovery.com

... conditioning improved seismic data quality prior to prestack inversion by improving signal/noise ratio, removing NMO stretch, and aligning reflection events...

2017

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)

...) and semblance scan results (Zhang et al., 2014). In a horizontally transverse isotropic layer, the usual source of the anisotropy is regional stress...

2016

ABSTRACT: Back to Basics on Broadband Seismic Amplitudes, Phase and Resolution

Andrew Long

Petroleum Exploration Society of Australia (PESA)

... broadband seismic results typically have observed amplitude spectra that are inconsistent with the earth reflectivity spectra measured from spatially...

2016

Abstract: DMO and NMO as Applied in Seismic Data Processing

Jiunnyih Chen

Geological Society of Malaysia (GSM)

...Abstract: DMO and NMO as Applied in Seismic Data Processing Jiunnyih Chen - 256 - Geological Society of Malaysia - Petroleum Geology Seminar /988...

1988

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

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

Search and Discovery.com

...- or stress-induced anisotropy in a Horizontally Transverse Isotropic (HTI) rock can be evaluated by measuring the Velocity Variation with Azimuth (VVAz...

2014

Seismic Imaging through Outcropping Carbonates: An Example from the Canadian Rocky Mountains, , #41533 (2015).

Yong Hua, Don C. Lawton

Search and Discovery.com

... picked using semblance analysis and constant velocity stack scans. The velocities were then used to create NMO-corrected gathers. A manually picked...

2015

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