Application of Illumination Compensation to Irregular Surface Areas Imaging; #40773 (2011)

Yueming Ye and Ru-shan Wu

Search and Discovery.com

... fill the area (fictitious layers) between the highest surface level and the irregular surface with near surface velocity. At every depth...

Utility of Mechanical Facies for Rock Classification, Characterization, and Correlation: Reservoir Characterization: Petrophysical Formation Evaluation and Rock Description

K. A. Alhilali, G. Shanmugam

AAPG Special Volumes

... function is computed from the ratio of the compressional and shear velocities using the following formula: [EQUATION (1)] where [EQUATION...

Triangular impulse tests for stratified gravity inversion

Guibao Liu, Hua-Wei Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... be at least 1.5 times of the depth of each target. We may express the vertical gravity anomalies g z as a function of the layer densities...

Improving subsalt images using reflection FWI on WAZ data: Examples from the Gulf of Mexico

Maksym Kryvohuz, Yihua Cai, Sebastian Ramirez, Robert Schelstrate, Gislain Madiba

International Meeting for Applied Geoscience and Energy (IMAGE)

... the whole depth down to the deepest reflector, which therefore can update deeper parts of the velocity model, including areas under salts. In this work, we...

ABSTRACT: 3-D Depth Migration of the Northern Monagas Trend: Eastern Venezuela; #90013 (2003)

Omar Uzcategui, Elieser Perez, Carlos Marquez, Ricardo Plata

Search and Discovery.com

... and misties. Frequently, depth migration has been used to solve imaging problems and seismic misties, however, in complex areas with strong lateral velocity...

Bridging the gap: Deep learning on seismic field data with synthetic training for building Gulf of Mexico velocity models

Stuart Farris, Robert Clapp

International Meeting for Applied Geoscience and Energy (IMAGE)

... Association of Petroleum Geologists Bridging the gap Figure 2: A depth slice of the legacy velocity model at 4.5 km with unique source locations color...

Advanced Reprocessing and Imaging: Enhancing Legacy Surveys

Dominic Fell, Shane Westlake, Richard Patenall, Jennifer Badry

Petroleum Exploration Society of Australia (PESA)

... using TTI Kirchhoff prestack depth migration and comparisons were made to the previous time domain imaging results undertaken in 2010. Key words...

Model of Near-Surface Velocity, Southern San Joaquin Valley, California, by James G. Ferry; #91024 (1989)

Search and Discovery.com

Geobody-oriented interpretable velocity fusion modeling in depth domain with seismic facies informed segmentation method

Meng Li, Qingcai Zeng, Hao Shou, Nan Qin, Chunming Wang, Tongsheng Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... modeling framework on the attribute side to realize full-layer high-resolution velocity modeling in depth domain. Using the combined method of chaotic...

High-Resolution Visualization of Flow Interference Between Frac Clusters (Part 1): Model Verification and Basic Cases

Ruud Weijermars, Arnaud van Harmelen, Lihua Zuo, Ibere Nascentes Alves, Wei Yu

Unconventional Resources Technology Conference (URTEC)

... 2670073B, Part 2 of our study), which applies the methodology of flow visualization using drainage and velocity contours to a sample well from the Midland...

Miscible Fluid Diagnostic Fracture Injection Test Design Enabling Permeability Estimation from Before-Closure Linear Flow

Christine Ehlig-Economides, Mariia Bychina, Guoqing Liu, Jie Wang

Unconventional Resources Technology Conference (URTEC)

... can also be estimated based on the G-function approach using the equations for PKN fracture geometry (Table 7). Based on the G-function approach...

Competence of Fine-grained Debris Flows

Monty A. Hampton

Journal of Sedimentary Research (SEPM)

... velocity of the shear plate and converting to linear velocity. The velocities presented here represent the linear velocity of the centerline of the top...

Seismic to Well Ties with Problematic Sonic Logs, by Don Burch, #40078 (2003)

Search and Discovery.com

Abstracts: Tuning Effects in P-wave Reflections from a CO2 Injected Saline Aquifer: A Preliminary Appraisal; #90173 (2015)

Bernard Giroux, Maxime Claprood, and Lorenzo Perozzi

Search and Discovery.com

... are computed using a poroviscoelastic solution of the seismic wave equation. Preliminary results indicate that tuning effect can have a surprising effect...

FACTORS DETERMINING THE THERMAL HISTORY OF A CONTINENTAL BASIN

WILLIAM D. GOSNOLD, JR., YUE CHAIN HUANG

Williston Basin Symposium

... proportional to the thermal conductivity. Curve B is a linear temperature gradient that would be calculated using an accurate...

Estimation of Methane from Kerala - Konkan Onshore Peatlands of South West Coast India by Ground Penetrating Radar Method, #51460 (2018).

K. Devi, Rajesh R Nair

Search and Discovery.com

... components) and linear/exponential gain function to amplify late time return signals. Time zero correction of each trace before the first arrival was omitted...

Abstract: Parallel Implementation of Pre-stack Least-squares Migration for Distributed Systems; #90171 (2013)

Sam T. Kaplan

Search and Discovery.com

... across the memory spaces of the MPI processes using the depth dimension. Likewise, the data (before migration) is distributed across the memory spaces...

Machine Learning Regressors and their Metrics to predict Synthetic Sonic and Brittle Zones

Ishank Gupta, Deepak Devegowda, Vikram Jayaram, Chandra Rai, Carl Sondergeld

Unconventional Resources Technology Conference (URTEC)

... powerful and highly flexible technique that is not limited to linear models and is robust to outliers. The loss function ignores points with small ...

Relative Quantities of Suspension Versus Bed-Load Transport on Beaches

Paul D. Komar

Journal of Sedimentary Research (SEPM)

...------------------------ that the total transport rate would depend on the settling velocity of the beach sediment grains; such a possible dependence will be sought, using the available...

Response of the Seabed to Storm-Generated Combined Flows on a Sandy Arctic Shoreface, Canadian Beaufort Sea

Arnaud Hequette , Philip R. Hill

Journal of Sedimentary Research (SEPM)

... storms. A sidescan sonar profile recorded in 4.4 m water depth, the day after a storm with seaward-directed currents with mean velocity. up to 0.49 ms-1...

Abstract: Time-to-Depth Conversion Using Seismic Inversion Products: A Successful Application on Synthetic and Real Data; #91209 (2025)

Mohammed Farfour, Mohamed A. El-Ghali, Mohamed Moustafa

Search and Discovery.com

...Abstract: Time-to-Depth Conversion Using Seismic Inversion Products: A Successful Application on Synthetic and Real Data; #91209 (2025) Mohammed...

Subsurface seismic imaging using drill bit noise

Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic

Petroleum Exploration Society of Australia (PESA)

... events dipping in the opposite directions at either side of the well. In Figure 4 (b), ground rolls can be identified as linear events with velocity...

Quantification of Dynamic Sand Settling Velocity in High-Viscosity Friction Reducers and Correlation with Rheology

Y. Thomas Hu, Chris Popeney, Chad Gilmer, Pious Kurian

Unconventional Resources Technology Conference (URTEC)

... the rate of sand bed growth. The static settling velocity after the flow was stopped was also measured using the same method. Rheological properties...

Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013)

Juefu Wang and Mark Ng

Search and Discovery.com

.... The objective function is the L2 norm of the misfit, which is the difference between the observed data and the predicted data using the inverse Radon...

Extracting Meaningful Estimates of Rock Properties from 3-D Anisotropic Velocity Models Derived from Borehole Microseismic

Scott Taylor, Jeremy King, Ben Schaeffer, Todd Hibbitts, Lucas McGreaham, Khaled Ghuneim

Unconventional Resources Technology Conference (URTEC)

... the localizations of 56 imaged perforation shots within an isotropic velocity model. There is clear bias at the toe in depth and azimuth...