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The AAPG/Datapages Combined Publications Database
Showing 28,166 Results. Searched 200,357 documents.
Extending the Resolution of Seismic Reflection Exploration
L. R. Denham
Pacific Section of AAPG
... than 15% trace stretching in the normal-moveout correction; this corresponds to an offset approximately equal to the depth of a reflection...
1980
Prestack Depth Imaging Within the Makassar Straits, Eastern Kalimantan, Indonesia
Chris Willacy, Suryadi Oemar, A. Edy Hermantoro, Paul Gilleran
Indonesian Petroleum Association
..., culminating in poor sub-thrust illumination. It is shown that imaging of the footwall is highly dependent on the thrust interpretation and on the offset...
2000
Premigration attenuation analysis and mapping to image domain by weighted migrations
Yonghe Sun, Chunling Wu, Mark Fan, Zhemin Tan
International Meeting for Applied Geoscience and Energy (IMAGE)
... time š” corresponds to a small change Īšā”in reflection point from š to š = š + Īš. The changes in the two-way paths from solid to dashed lines...
2022
DMO and NMO as Applied in Seismic Data Processing
Jiunnyih Chen
Geological Society of Malaysia (GSM)
... and Xo as the distance between CMP (Common Middle Point) and CRP (Common Reflection Point), their NMO, DMO and migration relationships can be easily...
1989
Drilling Using AvO to Reduce Uncertainties in D35 Infill
Meh Jabeen Zainuddin
Geological Society of Malaysia (GSM)
... by 25 traces with the well at centre) was used instead of a single point to allow for statistical variation. It has been observed that separation...
1998
Seismic Imaging and Interpretive Model Building in the Colombian Andes
Rob Vestrum
AsociaciĆ³n Colombiana de GeĆ³logos y Geofisicos del PetrĆ³leo (ACGGP)
...-offset reflection point is the zero-offset sideslip distance S0. 1995; Vestrum and Muenzer, 1997; Ferguson and Margrave, 1998; Vestrum et al., 1999...
2006
Seismic Evidence for Widespread Possible Gas Hydrate Horizons on Continental Slopes and Rises
Thomas H. Shipley, Mark H. Houston, Richard T. Buffler, F. Jeanne Shaub, Kenneth J. McMillen, John W. Ladd, J. Lamar Worzel
AAPG Bulletin
... collected about 30,000 km of multichannel, common-depth-point (CDP), seismic reflection data from the east coast of the United States, the Gulf of Mexico...
1979
Advances in Geophysical Techniques for the Detection of Drilling Hazards and Their Application to Seismic Exploration
D. C. N. Pratt, Tong Pow Mun
Southeast Asia Petroleum Exploration Society (SEAPEX)
... to Stratigraphie and Hydrocarbon Determination. āAmerican Association of Petroleum Geologistsā, M.26, pp 301ā327. 6. Yu, G, 1985, Offset-Amplitude Variation...
1990
Long Offset AVO in a Midcontinent Tight Gas Sand Reservoir
Pankhurst, Duane, Marfurt, Kurt, Sullivan, Charlotte
GCAGS Transactions
.... The age and relative cementation of the Atoka sands have led to conditions that exhibit a Class I amplitude variation with offset (AVO) anomaly...
2002
Abstract: Channel-Fills: Not Your Average Point-Bar Deposit; #90187 (2014)
Jesse Schoengut and Murray Gingras
Search and Discovery.com
..., Edmonton, Alberta, Canada Abstract A comparative study using modern field methods (boxcoring and vibracoring, shallow reflection seismic, and point...
2014
ABSTRACT Quantifying the Probability of Occurrence of Shallow Gas as a Geohazard, #90104 (2010)
Lee Eddy; Shipp Craig; Hack Willem; Gibson J. Larry; Dwan Fa
Search and Discovery.com
...Ā usingĀ twoĀ interpretationĀ methodologies:Ā amplitudeĀ versusĀ offsetĀ (AVO)Ā andĀ spectralĀ decomposition.Ā Ā TheĀ variationĀ inĀ amplitudeĀ ofĀ aĀ seismic...
2010
Application of Reflection Seismograph
Eugene McDermott
AAPG Bulletin
... variation. A typical reflection record showing the relation of the reflection events to the geologic section is shown in Figure 1. The fact...
1932
Abstract: Full Waveform Inversion Algorithm using Time Imaging Methods; #90174 (2014)
Hassan Khaniani, John C. Bancroft, Gary F. Margrave, and Eric von Lunen
Search and Discovery.com
.../receiver offset, x is the distance from source/receiver midpoint to lateral coordination of scatter point and v is the migration velocity. For simplicity...
2014
Neoproterozoic Basement Control of New Guinea Deep Structure
Search and Discovery.com
N/A
Seismic Static Corrections, Don W. Steeples and Gregory S. Baker, Search and Discovery Article #40047 (2002)
Search and Discovery.com
2002
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
... amplitudes were computed in a 20 ms gate, centered around 0.605 s (top of coal reflection). A five-point running average filter was applied to the amplitude...
1997
Reservoir Properties Inferred from Seismic Response in Areas with Minimal Log Control: Fractured Reservoirs: Origin, Description, Evaluation
J. D. Loren, J. T. Kulha, K. S. Renbarger, R. M. Sneider
AAPG Special Volumes
...), and the AVO response has been modeled over the same distances. The adjacent field gathers show a high amplitude reflection slightly increasing with offset...
1991
ABSTRACT: Azimuthal variations in PP reflection seismic: signals on in-situ stress fields &/or vertical aligned fractures
Heloise Lynn
Rocky Mountain Association of Geologists
...ABSTRACT: Azimuthal variations in PP reflection seismic: signals on in-situ stress fields &/or vertical aligned fractures Heloise Lynn 2006 Rocky...
2006
Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling
Bimal R. Banerjee
Indonesian Petroleum Association
.... Extensive seismic modelling was employed using the Shuey-Hilterman approximation of Zoeppritz's equation for computing reflection coefficients at zero offset...
1993
Abstract: Imaging of the Valhall Field, Norway, Using 4-C Seismic Data, by C. Rodriguez-Suarez, R. R. Stewart, X. Li, and J. C. Bancroft; #90933 (1998).
Search and Discovery.com
1998
Azimuthal Variations in Reflection Seismic Data: Measurements Governed by the In-Situ Horizontal Stress Field and/or Vertical Aligned Fractures
Heloise B. Lynn, Walter S. Lynn
West Texas Geological Society
... seismic field data show travel time variations or AVOaz (amplitude variation with offset and azimuth), or both, depends upon the scale length (size...
2006
Seismic Line Across the Wind River Thrust Fault, Wyoming
W.L. Basham, W.F. Martin
Rocky Mountain Association of Geologists
.... The seismic line is significant because it shows a strong reflection at the base of the Precambrian granite which overlies sedimentary rocks of the northern...
1985
Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data
Robert E. Sheriff
AAPG Special Volumes
...," and which behave irrespective of adjacent pencils of energy. Following this point of view, the reflection involves only a point on the reflector. Useful...
1977
ABSTRACT: Structural Filter
Dong Liu
Houston Geological Society Bulletin
.... By preserving edge effect, the filter can also preserve lateral amplitude variation with offset (AVO) in most horizontal and dipping events presented...
2012
Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)
Raul Cova, David Henley, and Kris Innanen
Search and Discovery.com
... related to each offset. Results show that reflection times with the same transmission angle, i.e. the same static, are not located at the same offset...
2015