Interpreting Sedimentary Growth Structures from Well Log and Seismic Data (With Examples)

Richard E. Bischke

AAPG Bulletin

... in bed dip (see Appendix 2). Fig. 21. A ^Dgrd/d diagram through a monocline showing about constant least squares linear uplift through a Pliocene...

The Dipmeter

John H. Doveton

Special Publications of SEPM

... will show a tendency to be organized in coherent patterns which reflect distinctive variations in the dip of the units logged. Manual interpretation...

Using and Improving Surface Models Built by Computer: Part 8. Integrated Computer Methods

David E. Hamilton

AAPG Special Volumes

..., laplacian, and others can be applied to existing surface models to remove these unsupported structures. Data should be honored while filtering so that data...

Pore-scale electrical numerical simulation and new saturation model of fractured tight sandstone

Qian Wang, Maojin Tan, Chengwen Xiao, Siyu Wang, Chuang Han, and Lingtan Zhang

AAPG Bulletin

.... The crossplot between cementation exponent (m) and fracture dip (α) is shown in Figure 8F. A linear equation is found between them: Figure 8...

Abstracts: Synthetic Microseismic Files; #90173 (2015)

J. Wong, P. M. Manning, L. Han, and J. B. Bancroft

Search and Discovery.com

... as well as direct and head wave arrivals, but they do not include effects due to anisotropy. Gaussian and harmonic noise are added to the synthetic...

Unlocking the Human Factor: Geosteering Decision Making as a Component of Drilling Operational Efficacy

Amine Tadjer, Sergey Alyaev, Dylan Miner, Igor Kuvaev, Reidar Brumer Bratvold

Unconventional Resources Technology Conference (URTEC)

... of linear Segments (with fixed dip) used for interpretation as well as the number of Faults used for interpretation. The faults can be used to represent...

Testing Periodicity of Depositional Cyclicity, Cisco Group (Virgilian and Wolfcampian), Texas

Wan Yang , Michelle A. Kominz

Journal of Sedimentary Research (SEPM)

... cycles represent events of long duration and shelf-wide extent (e.g., Fig. 6; Yang et al. 1998). Cisco cyclicity varies along depositional strike and dip...

Abstract: A Tectonic Context for Basement Linears in Northeast Wyoming, by G. S. Dodson; #90092 (2009)

Search and Discovery.com

Estimation of Dispersion in Orientations of Natural Fractures from Seismic Data: Application to Discrete Fracture Network Modeling

Reinaldo J Michelena, Kevin S. Godbey, Huabing Wang, James R. Gilman, Chris K. Zahm

Unconventional Resources Technology Conference (URTEC)

... data such as curvature, semblance or dip, have been used in the estimation of preferential orientation in the subsurface, in particular orientation...

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

...ep dip structures and faults relative to the legacy imaging. Post migration gather flattening, residual noise attenuation, and multiple attenuation we...

Transition–Zone Seismic Surveys in Southeast Asia

R. E. Sheriff, Palmer L. Greene, Harold Reaves

Indonesian Petroleum Association

... increased the noise somewhat, the reflected energy remains clear. While the costs of such a venture are greater than for normal marine work because...

Automatic detection of DAS-recorded microseismic fracture reflections

Youfang Liu, Ivan Lim, Chen Ning, Kurt Nihei

International Meeting for Applied Geoscience and Energy (IMAGE)

... Cheng Ning et al., 2023). We use a cascaded densitybased spatial clustering of applications with noise (DBSCAN), an unsupervised machine learning...

Bramberge Field, Federal Republic of Germany: Case Histories

A. Roll

AAPG Special Volumes

... between 900 and 1,200 m; thus, the shot pattern was laid out in such a way as to minimize the influence of surface noise for the respective time interval...

Southern Green River Basin/Moxa Arch

Scott L. Stockton, C.M. Hawkins

Rocky Mountain Association of Geologists

... westward dip of the surface exposed Paleocene rocks at the eastern edge of the southern Green River Basin. Uplift of the Moxa Arch caused LOWER CRETACEOUS...

Regional and Local Components in the Areal Distribution of Surface Sand Facies in the Breckland, Eastern England

R. J. Chorley, D. R. Stoddart, P. Haggett, H. O. Slaymaker

Journal of Sedimentary Research (SEPM)

... at different linear scales. This indicated that the residuals from the regional trend, far from being entirely made up of random unexplained "noise...

Risks of Microseismic Fracture Mapping Mis-interpretation: Source-Dependent Sensitivity Induced by Surface Arrays Observational Bias

Pierre-Francois Roux

Unconventional Resources Technology Conference (URTEC)

... strike, dip and rake angles). The resulting amplitudes are calculated at the surface in a realistic velocity structure and compared to varying noise values...

Revealing the subsalt in Garden Banks with a sparsely-shot TPS OBN and FWI

Michael Merritt, Guido Baeten, Vishram Rambaran, Karen Godfrey, Kevin Bianchini, Tara Brothers, Frederic Chelminski, Alex Hao, Huawei Gao, Yingxue Su, Zhiyuan Wei

International Meeting for Applied Geoscience and Energy (IMAGE)

... by offsets up to 15 km and poor low-frequency (LF) signal-to-noise ratio (S/N), has not proven effective on its own for subsalt velocity model building...

An Experimental Study of Subaqueous Slipface Deposition

Ralph E. Hunter, Gary Kocurek

Journal of Sedimentary Research (SEPM)

... of the rate of slipface advance, Vb. The relationship among Sa, H, and Vb can be expressed as Sa/H = 0.0385[1 - 0.134 (min/cm) Vb]-1. Cross-strata dip angles...

Development and Testing of New Automated Methods for the Capture of Quantitative Fracture Data from Outcrop Analogues; #40573 (2010)

David W. Hunt, Paul Gillsepie, John Thurmond, Giulio Casini, Erik Monsen

Search and Discovery.com

... Image  World transform High resolution 3 Distance to scene Edge enhancing filtering Dip direction 92 3D properties World  Image transform 125...

High Performance Seismic Data Migration for High Resolution Interpretation

C. N. Chernoff

Indonesian Petroleum Association

... acquisition: Cambridge, Cambridge University Press, 253 p. Stolt, R.H., 1978, Migration by Fourier Transform: Geophysics, v. 43, p. 23-48. Seismic dip-bar...

Abstract: Sedimentary Facies Analysis and the Characteristics of Some Gulf Coastal Plain Aquifers, by D. T. King, Jr.; #90989 (1993).

Search and Discovery.com

Enhancing Fault Interpretation Through Broadband Processing and Diffraction Imaging: The First and Successful Experience from Madura Offshore Area

Pongga Wardaya, Rino Saputra, Syaeful Amin

Indonesian Petroleum Association

... volume, as this has the highest achievable signal to noise ratio. The quality of the processing and imaging (including the velocity model) determines...

Asymmetric apertures for 3D SRME: Practical aspects and opportunities

Zhimei Yan, Massimiliano Vassallo, Scott Slaton

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the endpoint in the up-dip direction (Figure 1b), and no constructive multiple energy comes from the down-dip side. From comparison of the aperture...

An Examination of the Effects of Surface Data Acquisition Methods on Well Performance Evaluations and Completion Optimization

Darryl Tompkins, Marci Kerls, Oladapo Adejare

Unconventional Resources Technology Conference (URTEC)

... measurement errors or noise Referring to the linear flow diagnostic for Well B and E in Figure 21, the reservoir response can clearly be seen...

An Integrated Geophysical Analysis of Crustal Structure in the Wichita Uplift Region of Southern Oklahoma

Amanda Rondot Buckey

Oklahoma City Geological Society

... images, and gravity and magnetic data. Geologic Setting An aulacogen is a linear structural trough that extends at a high angle from a continental margin...