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Ehsan, Athar

Search and Discovery.com

... from the normalized root mean square error 4.18 and 4.5% noise free data respectively, thus enhances geologic structures both structural...

Abstract: 3D Time Domain Full Waveform Inversion Based on Multiscale Adapted Variable Grid Method Case Study Majunga Basin East African Coast; #91204 (2023)

Mukiibi Ssewannyaga Ivan, Jian-Ping Huang, Zi-Ying Wang, Jidong Yang, Jin Keji

Search and Discovery.com

... the conventional technique at low frequency < 3Hzbut also gave more accurate results from the normalized root mean square error 4.18 and 4.5% noise free data...

Insights into the Structural and Stratigraphic Development of Bone Gulf, Sulawesi

David J. Camplin, Robert Hall

Indonesian Petroleum Association

... and calibration corrections were applied, random noise and artefacts were removed, and a terrain model using a 25 m bin size was gridded and exported to ESRI format...

U-net based primary alignment

Ricard Durall, Ammar Ghanim, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

... function that emphasizes aligning primary energy while mitigating the influence of artifacts and noise. This approach is promising in improving...

Storms and Shoreline Configuration

Robert Dolan, Bruce Hayden

Journal of Sedimentary Research (SEPM)

... (noise level), 2) the crescentic features tend to migrate along the coast, or 3) the centers of maximum erosion and FIG. 2. [Grey Scale] Patterns...

Abstract: Full Waveform Inversion with Phase Encoded Deconvolution Imaging Condition; #90224 (2015)

Wenyong Pan, Kris Innanen, and Gary Margrave

Search and Discovery.com

... source encoding strategy is used for the gradient calculation. The gradient is a poorly scaled reverse time migration image based on cross-correlation...

Fracture and Deformation Band Visualization Using Full-Resolution 3D Ground Penetrating Radar (GPR) in Cretaceous Carbonates, #40499 (2010)

Mark Grasmueck, Gregor P. Eberli, Pierpaolo Marchesini, Miquel Coll, Rizky P. Sekti, Juliette Lamarche, Brita Graham Wall, Paul Gillespie

Search and Discovery.com

... Penetrating Radar (GPR) and subsequent migration of the data allow, for the first time, to image fracture and deformation band networks in three...

Abstract: Pervasive migration of magma through the crust

A. M. Leitch, R. F. Weinberg

Atlantic Geology

...Abstract: Pervasive migration of magma through the crust A. M. Leitch, R. F. Weinberg ATLANTIC GEOLOGY 173 Pervasive migration of magma through...

Migration and Segregation of Oil and Gas: ABSTRACT

S. R. Silverman

AAPG Bulletin

...Migration and Segregation of Oil and Gas: ABSTRACT S. R. Silverman 1965 1766 1766 49 10. (October) Although knowledge of the physical and chemical...

Staggered source acquisition to improve images fidelity

Chunming Wang, Hongwei Guo, Gengxin Peng, Ying Hu, Junru Jiao, Bin Yang, Kun Xu, Grace Yan, Xianhuai Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

... method of seismic data acquisition layout since it is better to attenuate noise and to record more energy that impacts subtle aspects of the geologic...

Reflection waveform inversion assisted by full-wavefield imaging

Mikhail Davydenko, Eric Verschuur

International Meeting for Applied Geoscience and Energy (IMAGE)

...-FWI), where inversion-based imaging explains the reflection data by estimating the reflectivity model. The least-squares reverse-time migration (LSRTM...

Cave Gulch 3-D Survey, Wind River Basin, Wyoming

Steve Natali, Roy Roux, Peter Dea, Fred Barrett

Rocky Mountain Association of Geologists

... provided by clepth migration was radically diffesent from the time migration. Check-shot velocity surveys acquirecl in successive wells were ilsecl...

Evaluating the Hydraulic Fracture Through Acoustic Reflection Imaging and Production Logging for Water Diagnostic Beyond Wellbore: A Case Study From Chang 8 Tight Sand in the Ordos Basin, China

Guangsheng Liu, Dajian Li, Gang Zheng, Hongzheng Zhu, Wenhao Cui, Yanyan Chen, Hongzhi Guo, Zheyuan Huang, Dongdong Cheng, Zhaoya Fan, Xiang Li

Unconventional Resources Technology Conference (URTEC)

... mode and noise in order to preserve the reflected wave. The second part is to migrate the reflected wave to the true position of a reflector...

Characterization of Seismic Anomalies using Converted Waves: A Case History from East Natuna Basin

Lotfi Ben-Brahim, Ronan Petton, Michel Couderc, Agus Djamhoer

Indonesian Petroleum Association

... on the conventional data. It is interpreted as a gas migration front through an alternating series of sands and shales. Visualization tools are a useful...

Pore Types in the Barnett and Woodford Gas Shales: Contribution to Understanding Gas Storage and Migration Pathways in Fine-Grained Rocks; #80166 (2011)

Roger M. Slatt and Neal R. O’Brien

Search and Discovery.com

...Pore Types in the Barnett and Woodford Gas Shales: Contribution to Understanding Gas Storage and Migration Pathways in Fine-Grained Rocks; #80166...

Orphan Basin, Canada: From Regional Prospect Screening to Reliable Reservoir Attributes Estimation

Scott Opdyke, Cyrille Reiser, Tiago Alcantara, Elena Polyaeva, PGS

GEO ExPro Magazine

... one-way wave equation migration. (b) LSM delivers a higher to develop a more detailed local subsurface resolution image with significantly improved...

Efficient lossy compression of seismic wavefields via GPU-based Tucker decomposition

Yongjie Tang, Wei Zhang, Wu Wang, Tao Lei

International Meeting for Applied Geoscience and Energy (IMAGE)

..., 144. Clapp, R. G., 2009, Reverse time migration with random boundaries: 79th Annual International Meeting, SEG, Expanded Abstracts, 2809–2813, doi...

Wave Climate Effects Upon Changing Barrier Island Morphology, Kouchibouguac Bay, New Brunswick

Edward Bryant

Atlantic Geology

... of seasonal storms are random along these barrier islands the additive effects do reflect the overall nearshore wave climate. Greatest change has been...

Long Climatic Time Series from Sediment Physical Property Measurements

Timothy D. Herbert, Larry A. Mayer

Journal of Sedimentary Research (SEPM)

... modification of pelagic sediments. A number of workers have called upon "diagenetic unmixing", that is, migration of carbonate into limestone beds...

Implications of Stratigraphic Variability of Source Rocks: Chapter 2

B. J. Katz, T. M. Breaux, E. L. Colling , L. M. Darnell, L. W. Elrod, T. Jorjorian, R. A. Royle,V. D. Robison, H. M. Szymczyk, J. L. Trostle, J. P. Wicks

AAPG Special Volumes

.... Bissada, K.K., 1982, Geochemical constraints on petroleum generation and migration--a review: Proceedings ASCOPE' 81, p. 69-87. Bloesch, J., P...

Seismic Exploration for Stratigraphic Traps: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Milton B. Dobrin

AAPG Special Volumes

... of stratigraphic interpretation was recently facilitated by the of acquisition and processing techniques that have suppressed much of the noise which would...

Geochemical Assessment of in situ Petroleum in Unconventional Resource Systems

Daniel M. Jarvie, Albert Maende, David Weldon, Brian M. Jarvie

Unconventional Resources Technology Conference (URTEC)

... be assessed by exponential slope factors that are related to both API gravity and GOR values. Illustration of cracking of the tetratriacontane (n-C40) by random...

Migration of Oil Along Fault Zones: ABSTRACT

Bruce L. Clark

AAPG Bulletin

...Migration of Oil Along Fault Zones: ABSTRACT Bruce L. Clark 1936 1520 1520 20 11. (November) No End_of_Article - Last_Page 1520...

Title Page

AAPG Special Volumes

...Title Page 1980 III III SG 10: Problems of Petroleum Migration Use the PDF link to view this page. End_of_Record - Last_Page III...

Vertical Fluid Migration in Sedimentary Basins: A Necessity to Explain the Large Amounts of Oil Found to Date

P. Gretener

CSPG Special Publications

...Vertical Fluid Migration in Sedimentary Basins: A Necessity to Explain the Large Amounts of Oil Found to Date P. Gretener 1994 175 175...