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The AAPG/Datapages Combined Publications Database

Showing 463 Results. Searched 188,963 documents.

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Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)

R. Soubaras, R. Dowle, and R. Sablon

Search and Discovery.com

... are overlain on the water bottom reflector for reference. The resolvability of the dipping nearsurface reflectors is greatly improved with the deghosted...

2014

Abstract: Investigation of Seismic Imaging Capabilities for Small, Shallow Carbonate-Hosted Massive Sulphide Deposits; #90187 (2014)

Laura Quigley and Bernd Milkereit

Search and Discovery.com

... in this data. Processing sequences are tailored so stretch mutes applied after NMO corrections do not remove the far offset signal. Methods Synthetic...

2014

Common Reflection Surface

Search and Discovery.com

N/A

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

N. Kazemi and H. R. Siahkoohi

Search and Discovery.com

...Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014) N. Kazemi and H. R. Siahkoohi AAPG Datapages/Search and Discovery Article #90174 CSPG...

2014

Intra-Muda Shallow Gas in Cumi-Cumi PSC, Natuna Sea - a Driller's Nightmare Becomes a Geophysicist's Dream

Martin Bennett

Indonesian Petroleum Association

... in amplitude with increasing offset. The reflector at 470ms represents the top of the Muda gas sand. Note the failure of the NMO correction to flatten...

2000

Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand

Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher

AAPG Special Volumes

... in this region exhibit classic characteristics indicative of a reflector at the base of the gas-hydrate stability zone: (1) they predominantly have a negative...

2009

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

... moveout (DMO) correction: NMO corrections are made under the assumption of horizontal planar reflectors. If the reflector has appreciable dip...

1992

Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods

Allan T. Long, R. C. Anderson

AAPG Special Volumes

.... Normal moveout (NMO) and residual statics corrections must be performed as accurately as possible, for any AVO analysis is degraded by inappropriate...

1992

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

Abstracts: Seismic Attributes on Frequency-enhanced Seismic Data; #90173 (2015)

Satinder Chopra, Kurt J. Marfurt, Somanath Misra

Search and Discovery.com

... because the smoothing takes place parallel to the reflector, while no smoothing takes place perpendicular to the reflector. The diffusion part...

2015

Geophysical Study of a Magma Chamber Near Mussau Island, Papua New Guinea

S. V. Dadisman, M. S. Marlow

Circum Pacific Council Publications

... underlain by the northeast-dipping slab associated with the New Britain Trench. The Mussau-Feni arc volcanism may have started in response to subduction...

1988

Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)

Shaowu Wang and David Wilkinson

Search and Discovery.com

... of ), the NMO velocities ( and ) in the symmetry-plane directions, and three anisotropic “anellipticity” coefficients ( , and ). As shown by Grechka...

2014

Land 3D Acquisition Techniques Related to S.E. Asian Situation

Walter Ritchie

Indonesian Petroleum Association

... of the properties associated with 3D Azimuth Dependent NMO. Figure 15. Spread Layout for Model 2 Figure 16. Subsurface Model 2 Figure 17. CDP Gather, 10-Fold Model 2...

1981

An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)

JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE

AAPG Bulletin

... 910 924 75 5. (May) Seismic reflection data recorded near ODP Site 688, offshore Peru, exhibit a persistent bottom-simulating reflector (BSR) from...

1991

Application of Zero Offset 2D CRS-Stack Method for Low Fold Data: Synthetic and Real Data Examples

R. Sule, A. Hendriyana, P. D. Anggraini, Fatkhan, Alfian, Sardjito, Waluyo, Adriansyah

Indonesian Petroleum Association

... out. Unfortunately, conventional post-stack method sometimes fail to realize the aim of seismic data processing, since NMO/DMO correction works...

2009

Advanced Approach Toward Understanding Geologically Complex Area Using MDRS (Multi-Dip CRS): A Case Study

Naoshi Aoki, Shogo Narahara, Akihisa Takahashi, Tsukasa Nishiki

Indonesian Petroleum Association

... normal moveout (NMO) or dip moveout (DMO). We, however, commonly observe conflicting dipping events on zero-offset section. A conventional CRS stack...

2011

Lithology Identification Using Amplitude Variations with Offset: Examples from South Sumatra

Soman Chacko

Indonesian Petroleum Association

... information above the reflector, and the CDP geometry, it is possible to model the observed amplitude variation. Such modeling can result in useful...

1986

AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction

David W. Bell

AAPG Special Volumes

..., as a function of vertical two-way traveltime (T) for each major reflector. V nmo assumes that the measured traveltime is a hyperbolic function of the offset...

2001

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...

2013

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

.... Complicating this are residual statics, imperfect normal-moveout (NMO) correction, non-uniformly spaced traces, the need to preserve multiples (so...

2013

Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

... and deconvolution, • definition of survey geometry, • normal moveout (NMO) and stacking, • migration, and • filtering and scaling. In geologically...

1994

Effective Data Denoising and Imaging in the Sanga Sanga PSC Using CRS Approach

Michele Buia, Paolo Marchetti, Amalia Setoputri, Teguh Nugraha

Indonesian Petroleum Association

.... It presents several advantages when compared to conventional stacking methods such as NMO/DMO stack; firstly it uses a traveltime moveout formula...

2008

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... have common midpoints at a common depth point (CDP). 3. Velocity analysis--applies the normal move-out (NMO) equation to the data using a series...

1986

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