Abstract: Time to Depth Conversion and Uncertainty Characterization for SAGD Base of Pay in the McMurray Formation; #90174 (2014)

Amir H. Hosseini, Hong Feng, Abu Yousuf, and Tony Kay

Search and Discovery.com

... of a linear velocity model is exercised. The results show the range and structure of spatial correlation of error and its associated anisotropy...

Resolving DAS versus geophone discrepancies using the DAS transform: A comparative study from the CaMI CCS field research station, Alberta

Ali Sayed, Robert R. Stewart, Marie Macquet, Don Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity noise. Spatial frequencies beyond the gauge length notch were suppressed (Titova et al., 2023). Gauge length correction factors computed using...

Improvement of the Velocity Model Accuracy in from Ultra-Deepwater Oil Field Using Geostatistic Method, Costa, Flaviana A.; Loureiro, Elaine Maria L, #90100 (2009)

Search and Discovery.com

Determination of Fluid Entry in Eocene Producers of Upper Assam Basin with the Help of New and Advanced Production Logging Tool, #40874 (2012)

Polash Gogoi, B. Saha

Search and Discovery.com

... due to constraint in measurement and identify flow regime. Interpretation uses a non-linear regression technique generating simulated velocity...

Granite and Limestone Velocity Determinations in Arbuckle Mountains, Oklahoma

B. B. Weatherby, W. T. Born, R. L. Harding

AAPG Bulletin

... second. End_Page 109------------------------------ increase in velocity with depth of penetration. As might be expected, the rate of change...

Bed Configurations in Steady Unidirectional Water Flows. Part 2. Synthesis of Flume Data

John B. Southard, Lawrence A. Boguchwal

Journal of Sedimentary Research (SEPM)

... in the graph can be obtained using Equations 2. Figure 1 allows easy conversion between actual values of depth, velocity, and sediment size and dimensionless...

Experimental Evaluation of a Generalized Suspended-Sediment Transport Theory

Guy Gelfenbaum, J. Dungan Smith

CSPG Special Publications

... measurements for clear water runs. All of the velocity profile data in both the Vanoni, and Einstein and Chien experiments were originally analyzed using...

Abstract: Progress and Challenges in the Processing and Use of Land Seismic Data Acquired via Compressive Sensing; #91204 (2023)

Gregory Culianez, Tahar Ben Youssef, Mohammad Farooqui, Ahmed Al Harthi

Search and Discovery.com

...., 2021; Al-Harthi et al., 2022). However, it remains to be proven that CS-acquired land data is suitable for use in advanced demultiple and velocity...

A Coupled Laboratory Measurement - Machine Learning Workflow to Predict Elastic Anisotropy by Lithotype in Shale

Abhijit Mitra, James Kessler, Sudarshan Govindarajan, Deepak Gokaraju, Akshay Thombare, Andreina Guedez, Munir Aldin

Unconventional Resources Technology Conference (URTEC)

... 1984. Velocity Anisotropy of Shales and Depth Estimation in the North Sea Basin. GEOPHYSICS, 49(9):1411. Bowker, K.A., 2003, Recent developments...

Synthetic-data-driven deep learning method for elastic parameter inversion

Shuai Sun, Luanxiao Zhao, Huaizhen Chen, Zhiliang He, Jianhua Geng

International Meeting for Applied Geoscience and Energy (IMAGE)

... and randomly combine to form a series of reflection coefficient sequences, and synthesize pre-stack AVO gathers using the Zoeppritz equation. The generative...

Deep learning Laplace-Fourier full-waveform inversion with virtual supershot gathers

Lei Fu, Daniele Colombo, Weichang Li, Ernesto Sandoval-Curiel, Ersan Turkoglu

International Meeting for Applied Geoscience and Energy (IMAGE)

...ently for each wavenumber 𝑘 using finite differences. The new method consists of following steps: 1. Create velocity models 2. Generate seismic...

Resolving Multiphase Fractions in Horizontal Wells Using Speed of Sound Measured with Distributed Acoustic Sensors and a PVT Database

Peyman Moradi, Brian Seabrook, Neal Adair, Ricardo Garza

Unconventional Resources Technology Conference (URTEC)

... of Flow Velocity from the Flexural Vibration of a Fluid-Conveying Pipe Using the Transfer Function Method. Applied Sciences, 11(13), 5779. Yang, Y...

Near-surface modeling by surface wave tomography inversion in oil and gas exploration

Wen Peng, Le Li, Zhonglin Cao, Guangying Wang, Pengfei Duan, Heng Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and gas seismic exploration, a near-surface P-wave velocity model can be established using the P-wave first arrival tomography inversion. At the same...

Least-squares reverse time migration of seismic source coding based on Shearlet transform

Yingkaer Nabi, Xiangbo Gong, Zhuo Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... and simulated data using the 𝐿2 parametrization. Thus, its objective function can be expressed as 𝒇(𝒎) =∥ 𝑳𝒎 − 𝒅 𝒐𝒃𝒔 ∥ 𝟐 Shearlet satisfies...

Composite (VS/VP) Ratios in Transversely Isotropic Geology: Possible Aid for Identifying Organic Contamination in Porous Rocks

Alvin K. Benson

Environmental Geosciences (DEG)

... 188 198 Vol. 3 (1996) No. 4. Important mechanical properties of rocks and soils can be calculated from the shear-wave velocity, VS, the compressional...

Simultaneous Joint Inversion of Electromagnetic, Gravity and Seismic Data for Thrust Belt and Sub-Basalt Imaging

Virgilio Massimo, Stephen Hallinan, Marco Mantovani

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., again in conditions of noisy seismic. In such complex situations, the velocity field complexity and seismic depth imaging using long offset refraction...

UK Continental Shelf: Raising the Bar for Regional 3D Seismic in the Central North Sea

Gregor Duval, Steve Hollingworth, Luke Twigger, CGG

GEO ExPro Magazine

... et al., 2013), and high-reliability tomography using a multi-layer non-linear approach to build an accurate regional velocity GEOExPro November 2015...

Bottom Boundary Layer Parameters and Sediment Transport on the Louisiana Inner-Shelf During Cold Front Passages

David A. Pepper , Gregory W. Stone , and Ping Wang

GCAGS Transactions

... regarding these methods, the reader is referred to the work of Earle et al. (1995). We generated current-velocity profiles using log-linear...

Abstract: Empirical Mode Decomposition Based Instantaneous Spectral Analysis and its Applications to Heterogeneous Petrophysical Model Construction; #90171 (2013)

Jun-Wei Huang and Bernd Milkereit

Search and Discovery.com

... spectrum analysis technique to project 1D well logs to wavenumber and depth in 2D domain, thus obtaining a depth varying Power Spectrum Density Function...

Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and Discovery.com

... using borehole sensors; receivers are shown with red dots, actual sources’ locations - with white dots Influence of Velocity Model on the RTM...

All that wobbles isnt necessarily azimuthal anisotropy

Helen Debenham, Jennifer Badry, Mohamed Megebry

Petroleum Exploration Society of Australia (PESA)

... rather than the depth of present-day burial. Hence there can be large velocity contrasts across these faults. Figure 4 shows the two-way-time (TWT...

Abstract: Generalized Frames for Gabor Operators in Seismic Imaging; #90172 (2014)

Michael P. Lamoureux, Gary F. Margrave, Peter C. Gibson

Search and Discovery.com

... propagated by one step at the appropriate velocity using a Fourier-based phase propagator, and the two components reassembled before the next time...

Extended Abstract: A Geological 3D Velocity Model in Keathley Canyon and Walker Ridge, Gulf of Mexico

Sharon Cornelius, Pete Emmet

GCAGS Transactions

.... 66 (2016) Extended Abstract A 3D velocity model, using high resolution 2D seismic data with 15 km offsets, 22 seconds (40 km or 130,000 ft) of record...

Geological Controls and Computational Schemes of Shale Gas Sorption Capacity in Lower Silurian Longmaxi Formation From the Southeastern Chongqing, China

Search and Discovery.com

A Siamese network-based full-wave inversion: Application on real data

Omar M. Saad, Randy Harsuko, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... of FWI) acoustic (P-wave) wave velocity, and it is a function of space, r. The aforementioned equation can be solved using a second-order finite...