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The AAPG/Datapages Combined Publications Database

Showing 20,098 Results. Searched 187,797 documents.

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Reservoir Characterisation Study: Inter Well Reservoir Property Prediction and Mapping by Petrophysics Data and Seismic Data Integration

Robi Junipa, Michel Bee

Indonesian Petroleum Association

... properties and seismic horizon attributes were computed by cross plotting between a set of average seismic attributes and a set of average petrophysical...


Large-Scale Pore Pressure Prediction After Pre-Stack Depth Migration in the Caspian Sea (Geophysics Paper 24)

Norbert van de Coevering, Hazim Hameed Al-Dabagh, Liau Min Hoe, Tony Jolly

Geological Society of Malaysia (GSM)

... on the input to the pore pressure prediction. For this process, the residuals between the seismic and well velocities will be computed and kriged in 3D...


Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field

Khaled Al Dulaijan, Gary Margrave

Unconventional Resources Technology Conference (URTEC)

.... From those three velocities, a velocity anisotropy percentage was calculated by dividing the difference between the fast and slow RMS velocities by the i...


Abstract: Kirchhoff Prestack Time Migration with Angle Domain Common Image Gathers; #90174 (2014)

Jianhua Pan, Robert Tilson, Gerry Schlosser, and Elvis Floreani

Search and

... is only related to the RMS velocity at this location, amplitude distribution in the angle domain involves all velocities vertically above this location so...


Giant Cretaceous Mixed Contouritic-Turbiditic Systems, Offshore Uruguay: The Interaction between Rift-Related Basin Morphology, Contour Currents and Downslope Sedimentation, #30482 (2016).

G. Badalini, P. Thompson, S. Wrigley, R. Walker, J. Argent, F.J. Hernandez-Molina, M. Soto, H. de Santa Ana

Search and

... eroded by downslope channels RMS surface slice (20m thick) N 25km c.i. 200m RMS surface slice (20m thick) Hybrid system: interplay between drift...


Inferring Stratigraphy from Seismic Data

R. E. Sheriff

AAPG Bulletin

... of untenable geologic conclusions or of misinterpretation of seismic data. Al-Chalabi, M., 1974, An analysis of stacking, RMS, average, and interval velocities...


Relations of Settling Velocity of and Sized Spheres and Sample Weight

J. D. Hulsey

Journal of Sedimentary Research (SEPM)

.... The difference in settling velocity of spheres of the same size falling among different FIG. 6. Average differences between sample boundary velocities. FIG. 7...


Analysis of Sonic Well Logs Applied to Erosion Estimates in the Bighorn Basin, Wyoming

Henry P. Heasler , Natalya A. Kharitonova

AAPG Bulletin

... Tertiary data using equation 3 with a shift constant of 64 µs/ft [based on minimum AAV (average absolute value) and RMS (root mean square) calculations...


Multi-attributes and Seismic Interpretation of Offshore Exploratory Block in Bahrain„A Case Study, #41919 (2016).

Suresh Thampi, Aqeel Ahmed, Yahya Al-Ansari, Ali Shehab, Ahmed Fateh, Anindya Ghosh, Ghada Almoulani

Search and

.... After the up-scaling, velocity gridding was done using the moving average method. A correlation was made between the average seismic velocities...


Near Surface Imaging using Joint Seismic Gravity Inversion

Teguh Suroso, Boko Nurdiyanto, Trilaksita B. Nugraha, Lita Novitasari, Heri Winarto

Indonesian Petroleum Association

... on each data type while enhancing similarity by sharing information between velocity and density model using Gardner’s relation to improve the models...


Prestack Seismic Data Inversion for Shale Gas Reservoir Characterization in China; #41829 (2016)

Gang Yu, Yusheng Zhang, Uwe Strecker, Maggie Smith

Search and

... producing 100% well based model;  Calculate an interval velocity cube from smoothed seismic RMS velocities and calibrated to upscaled log having similar...


Quantitative Petrophysical AVO Error Analysis in a Layered Model

Search and

... of incidence angles by using RMS velocities, and utilizing different approximations for Zoeppritz equations. Our analysis shows that these factors could cause...


Upper Crustal Structure Derived from Seismic Refraction Experiments: Grand Banks of Eastern Canada

I. Reid, C.E. Keen

CSPG Bulletin

... on the record section. The arrivals to the west of OBS P vary smoothly with distance. At ranges less than 5 km, low velocities (between 2 and 4.5 km...


Shallow Temperatures and Thermal Regime in the Hydrocarbon Province of Tierra del Fuego

Gary W. Zielinski , Peter M. Bruchhausen

AAPG Bulletin

... (RMS) error in fit for a particular µ is taken to indicate the correct solution. That value of µ is interpreted as the weighted average thermal...


Horizontal Well Placements Using VShale and Facies Geomodel: An Example From Belanak Field, South Natuna Sea, Indonesia

Hendro Adrian, Ludy Andria, Agus Sudarsana

Indonesian Petroleum Association

... in 3-D view. Average horizontal length is 3,500’ (1,067 m). 154 FIGURE 6 – Cross-plot showing the relation between porosity and permeability...


Flow Behavior of Ponded Turbidity Currents

Marco Patacci, Peter D.W. Haughton, William D. Mccaffrey

Journal of Sedimentary Research (SEPM)

... flow velocities (between 1 and 20 cm/s) reinforces this inference. Calculation of RMS Velocity “Root-mean-square” (RMS) velocity was calculated...


Fluid Substitution as an AVO Calibration for Quantifying Uncertainty of Gas Presence in Late Miocene Binio Sandstone, Kampar Area, Central Sumatra Basin

Istiqlal Dalimunthe, Pamela Amelia Barus, Jhon Johannes Wood, Febrie Ekaninggarani

Indonesian Petroleum Association

...). The relationship between AVO and stratigraphic analysis lies in the variation of energy partitioning in relation to changes in incident angle...


A New Seismic Attribute Aids to Map the Embedded Geological Features from Low Bandwidth Seismic Data; #40720 (2011)

R.C.P. Saxena and S.K. Pokhriyal

Search and

... and smoother in Vattr volume than in original seismic. The RMS amplitude of the coherency volumes from Seismic and Vattr volume, between the horizon LBS1...


Abstracts: Converted Wave Processing in the EOM Domain; #90173 (2015)

Thais A. Guirigay and John B. Bancroft

Search and

... with an appropriate P and S velocities for each leg of the ray path. Using relation between these two velocities, a converted wave velocity can be estimated from...


Paleoslope Reconstruction In Sandy Suspended-Load-Dominant Rivers

Ranie M. Lynds, David Mohrig, Elizabeth A. Hajek, Paul L. Heller

Journal of Sedimentary Research (SEPM)

... applicable. RMS error aggregates the residual differences between e and m into a single measure with units of, in this case, slope. RMS error  =  , where n...


Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... the changes in the gas-hydrate concentrations with a constant porosity of 30%.FIGURE 10. Relation between velocities and gas-hydrate concentrations...


New Jersey Continental Shelf Near Bottom Current Meter Records and Recent Sediment Activity

Charles E. McClennen

Journal of Sedimentary Research (SEPM)

...------------------------ The 9,892 average velocities from the four meters were reduced to a number of graphic presentations each of which brings out a separate aspect...


Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion

Colin Sayers, Lennert den Boer

Unconventional Resources Technology Conference (URTEC)

... tend to have higher velocities. Owing to their relatively low frequency and long wavelength, seismic velocities average all the lithologies in a large...


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