De-Risking the Sierras Blancas and Cruz de Lorena Blocks, Black-Oil Window

Raul Notta, Ed Kruijs, Vivek Jain, Gabriel Diaz-Perez, Holger Mandler

AAPG Special Volumes

... Bajo de Añelo synclinorium is evident. (B) Seismic semblance extraction, also at Tordillo level, showing en echelon fault trends (green ellipse...

Chapter Eight: Horizon and Formation Attributes

Alistair R. Brown

AAPG Special Volumes

... the data collection lineations are now visible. (Courtesy Woodside Offshore Petroleum Pty. Ltd.) Coherence Coherence, continuity, semblance...

Geocentric Sectoring of LWD Azimuthal Log Data for Improved RDIP and RSTRIKE Analysis: Enhanced Reservoir Navigation and Petrophysical Characterization

James J. Willis, Lauren A. Martz

GCAGS Transactions

... of the response is from the overlying and underlying shales—petrophysical calculations using the time-average response would thus bear little semblance...

Applications of Dipmeter and Borehole Image Data in Static Models

Michael Poppelreiter, Robert A. Crookbain, Ajay K. Sapru, Mark J. F. Lawrence

AAPG Special Volumes

..., 1994) and dynamic data sets such as fracture intensity and orientation derived from dipmeter and BHI logs, semblance volumes, production index...

Little Beaver Field, Colorado, a Stratigraphic, Structural, and Sedimentation Problem

George H. Fentress

AAPG Bulletin

... across the width of the body there is some semblance of correlation of the various lithologic units, even though there are numerous lithologic variations...

3-D Seismic Characterization of Submarine Landslides on a Miocene Carbonate Platform (Luconia Province, Malaysia)

Valentina Zampetti, Wolfgang Schlager, Jan-Henk van Konijnenburg, Arnout-Jan Everts

Journal of Sedimentary Research (SEPM)

...). Coherence, semblance, and variance are all rather similar seismic attributes to convert a volume of continuity (the normal reflections) into a volume...

Machine learning applications to seismic structural interpretation: Philosophy, progress, pitfalls, and potential

Kellen L. Gunderson, Zhao Zhang, Barton Payne, Shuxing Cheng, Ziyu Jiang, and Atlas Wang

AAPG Bulletin

... semiautomated techniques such as horizon autopicking and seismic attribute-based fault interpretation (semblance, coherency, etc.) (Bahorich and Farmer...

Abstract: Application of Machine Learning and Advanced Visualizations for Fast and Reliable Deterministic History Matching; #91204 (2023)

Babatope Kayode, Karl Stephen, Sheriff Khattab

Search and Discovery.com

... semblance with the hypothetical reservoir than the SGS model. Furthermore, Fig. 13d shows a better match of the intra-reservoir architecture of core data...

Advances in Seismic Fault Interpretation Automation, by Randolph Pepper and Gaston Bejarano, #40170 (2005).

Search and Discovery.com

Shelf-edge deltas along structurally complex margins: A case study from eastern offshore Trinidad

Lorena Moscardelli, Lesli J. Wood, Dallas B. Dunlap

AAPG Bulletin

... as gravity-induced flows. (D) Same view as in A, but a semblance extraction was generated using the clinoform surface as a guide horizon. The red...

Depositional Processes and Fluid Mechanics of Upper Jurassic Conglomerate Accumulations, British North Sea

L. G. Kessler II, Kit Moorhouse

CSPG Special Publications

... and ordered with some semblance of inverse or crude normal grading and/or imbrication. The remainder of the debris flows in these two wells were very...

Stratigraphic and Paleoecologic Significance of Plant Microfossils in Permian Evaporites of Kansas

Bernard L. Shaffer

Special Publications of SEPM

... to be substantiated with additional The subsurface stratigraphic evidence floras semblance of the two final of salt precipitation while the during...

X-ray tomographic microscopy as a means to systematically track experimental decay and fossilization

Tara Selly, James D. Schiffbauer

PALAIOS

... in qualitative decay-scoring indices superimposed on variability in model organisms, renders any semblance of comparison between studies unreliable. Here...

Deepwater debrites and linked megaturbidites in confined basins: An example from the Onnuri Basin, East Sea of Korea

Deniz Cukur, In-Kwon Um, Jong-Hwa Chun, Gwang-Soo Lee, Gee-Soo Kong, Samuel Y. Johnson, Senay Horozal

Journal of Sedimentary Research (SEPM)

.... Processing steps include geometry setup and CMP sorting, gain correction, F-K filtering, deconvolution, normal moveout correction (NMO), semblance...

Geology of Vermilion Creek Gas Area in Southwest Wyoming and Northwest Colorado

W. T. Nightingale

AAPG Bulletin

..., where erosional changes have not completely destroyed all semblance of the older rock formations of the near-by mountains, leaves but little doubt...

Cap-Rock Petrography

Levi S. Brown

AAPG Bulletin

.... Fig. 2. Brecciated carbonate, with semblance of banding beginning to appear. Fig. 3. Banding becomes more regular, and consists principally...

Sedimentary and Geochemical Systems in Transitional Marine Sediments in the Northeastern Gulf of Mexico

Wayne C. Isphording , John A. Stringfellow , George C. Flowers

GCAGS Transactions

... from the metal's position in the Periodic Table; though copper and zinc show some semblance of similar behavior, nickel, vanadium and iron differ...

Chapter 3: Crystalline Basement: The Foundations of Western Canada Sedimentary Basin

G. Ross, R. A. Stephenson

CSPG Special Publications

..., C.A., Drew, J.J., Yedlin, M.J. and Ellis, R.M., 1987. Picking noisy refraction data using semblance supplemented by a Monte Carlo procedure...

Orogeny of the Urals

Anatole Safonov

AAPG Bulletin

...; but only recent work in Tirlan, Beloretzk, and Belaya loop regions made possible a semblance of pre-Ordovician correlation. Most of the barren series...

Historical Analysis of the Real Global Price of Oil

William D. DeMis

Houston Geological Society Bulletin

... the important factors with any semblance of accuracy. But a simple way to consider future oil price behavior is to just look at the purchasing power of oil...

Presence of Preferential Flow Paths in Shallow Groundwater Systems as Indicated by Tracer Experiments and Geophysical Surveys

Murray E. Close, David C. Nobes, Liping Pang

Special Publications of SEPM

... reflectors were evaluated in Gradix™ using both semblance analysis (Hatton et al., 1986; Sheriff, 1991), which is a measure of the power...

Structure and Petroleum Plays of the St. Lawrence Platform and Appalachians in Southern Quebec: Insights from Interpretation of MRNQ Seismic Reflection Data

Sebastien Castonguay, Jim Dietrich, Denis Lavoie, Jean-Yves Laliberte

CSPG Bulletin

... filter to produce time traces with less random noise. Dip scan (slant) stack uses Tau-P transforms and trace weighting by semblance along dip...

North Cowden Field, Ector County, Texas

Sam C. Giesey , Frank F. Fulk

AAPG Bulletin

... The site of the North Cowden field attracted major oil companies in 1924 and 1925. Leasing was carried on slowly and without any semblance of a boom...

Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide

Stefan Bunz, Jurgen Mienert, Karin Andreassen

AAPG Special Volumes

..., and predictive deconvolution. Semblance velocity analysis, normal moveout (NMO) correction, stacking, poststack scaling, and filtering were applied to small...

Structure and Accumulation in the Michigan "Basin" and Its Relation to the Cincinnati Arch: Part IV. Relations of Petroleum Accumulation to Structure

R. B. Newcombe

AAPG Special Volumes

.... These disconformities caused the Muskegon anticline to lose all semblance of its shallower structural form at depth. In fact, the dome with about 70 feet...