Detecting igneous rocks in the presalt with elastic FWI

Gabriel Pacheco, Ana Araújo, Diego Costa, Karine Pereira, Luis Cypriano

International Meeting for Applied Geoscience and Energy (IMAGE)

... that in both AFWI and EFWI, only the P-wave velocity is inverted, with EFWI preserving a fixed 𝑉𝑉𝑠𝑠 /𝑉𝑉𝑃𝑃 input relation in the wavefield propagation...

Anisotropy Kinematics Clarified through Regime Rrays Model

William J. Vetter

Search and Discovery.com

... reprints 2000; broad literature). This theme prominence notwithstanding, formulations and models for energy transport loci and wavefront propagation...

Anisotropy Kinematics Clarified through Regime Rrays Model

William J. Vetter

Search and Discovery.com

... reprints 2000; broad literature). This theme prominence notwithstanding, formulations and models for energy transport loci and wavefront propagation...

Optimizing Vertical and Lateral Spacing of Horizontal Wells in Permian Basin Stacked Bench Developments

Do Shin, Drew Popovich

Unconventional Resources Technology Conference (URTEC)

... identified. Estimating the drainage height, however, is technically difficult because it involves accurately modeling hydraulic fracture propagation...

Using delta channel width to estimate paleodischarge in the rock record: geometric scaling and practical sampling criteria

Octria Adi Prasojo, Anna E. van Yperen, Trevor B. Hoey, Amanda Owen, Richard Williams

Journal of Sedimentary Research (SEPM)

..., where marine (wave, tide) energy causes bidirectional flow in distributary-channels, the available paleodischarge scaling relationships...

Basin analysis and sequence stratigraphy of the synrift Tilje Formation (Lower Jurassic), Halten terrace giant oil and gas fields, offshore mid-Norway

Aitor A. Ichaso, Robert W. Dalrymple, and Allard W. Martinius

AAPG Bulletin

... structurally controlled embayment where sedimentation was strongly influenced by tidal currents but with significant river influence and minor wave action...

Fast Gauss-Newton full-wavefield migration

Siamak Abolhassani, Eric Verschuur

International Meeting for Applied Geoscience and Energy (IMAGE)

...* and Eric Verschuur, Delft University of Technology SUMMARY Since the appearance of wave-equation migration, many have tried to push this technology...

Predicting Frac Performance and Active Producing Volumes Using Microseismic Data

Charles J. Sicking, Jan Vermilye, Alfred Lacazette

Unconventional Resources Technology Conference (URTEC)

... of the best methods for suppressing surface wave noise is to use a uniform grid for acquisition. This is illustrated in Figure 1 which shows two images...

Low-frequency Seismic Noise: The Music of Oil?

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... data, preliminary investigations indicate that the wave mode in question is some type of surface wave. More work is in progress, and new experiments...

Noise Identification in Passive Seismic Hydrocarbon Reservoir Microtremor Data

Muhammad Fadhillah Akbar, Afnimar, Andri Dian Nugraha, Dimmas Ramadhan, Guntur Mulyanagara

Indonesian Petroleum Association

... modification of seismic waves propagating through solids exhibiting a resonance frequency: A 1D coupled wave propagation-oscillation model: Geophysical Journal...

Generalization Capability of Data-driven Deep Learning Models for Seismic Full-waveform Inversion: An Example Using the OpenFWI Dataset

Ayrat Abdullin, Umair Bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

..., while forward modeling employs governing wave equations with the provided velocity map to calculate the corresponding seismic data (Deng et al., 2022...

Abstract: AVO Crossplotting I: Processing and Calibration Considerations; #90171 (2013)

Heath Pelletier

Search and Discovery.com

... wavefields, in Chavent, G., Papanicolaou, G., Sacks, P., and Symes, W., Eds., Inverse problems in wave propagation: Springer-Verlag. Gidlow, P. M...

Controls on Fracture Geometry in Chalk; #120095 (2013)

Michael J. Welch, Christine Souque, Viki Wood, Rob J. Knipe

Search and Discovery.com

... is exposed both in 20-30 m high cliffs and in a horizontal wave-cut platform up to 80 m wide, which allowed us to map the structures in the chalk in both...

Methods of Calculating Total Organic Carbon from Well Logs and its Application on Rocks Properties Analysis; #41372 (2014)

S. Z. Sun, Y. Sun, C. Sun, Z. Liu, and N. Dong

Search and Discovery.com

... technique, analysis of TOC effects on rock properties is performed, showing the characteristics of high S-wave Impendence (SI), high Poisson’s ratio...

GC3-D Seismic Data in Imaging Fracture Properties for Reservoir Development, by Bob Parney and Paul LaPointe, #40098 (2003).

Search and Discovery.com

Rapid Simulation of Unconventional Reservoirs Using Multi-Domain Multi-Resolution Discretization Based on the Diffusive Time of Flight

Hongquan Chen, Kazuyuki Terada, Ao Li, Akhil Datta-Gupta

Unconventional Resources Technology Conference (URTEC)

... problems based on the DTOF which displays the pressure front propagation in unconventional reservoirs. The DTOF contours are used to partition...

Deep learning software accelerators for full-waveform inversion

Sergio Botelho, Souvik Mukherjee, Vinay Rao, Santi Adavani

International Meeting for Applied Geoscience and Energy (IMAGE)

... and the shot records. Current datadriven approaches, where training is performed using acoustic wave equation simulation data or historical datasets, have...

Can tile low-rank compression live up to expectations? An application to 3D multidimensional deconvolution

Yuxi Hong, Matteo Ravasi, Hatem Ltaief, David Keyes

International Meeting for Applied Geoscience and Energy (IMAGE)

... roofline performance model is presented. INTRODUCTION Traditional algorithms in reflection seismology rely on strong assumptions about wave propagation...

Statistical imaging through strongly scattering near-surface with path summation techniques

Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov

International Meeting for Applied Geoscience and Energy (IMAGE)

... algorithms leveraging its statistical properties to overcome challenges and enhance deep horizon imaging. Techniques like time-reversed wave propagation...

Real-time Evaluation of Perforation Efficiency Using Acoustic Friction Analysis During Proppant Ramp

Muhammad Khan, Saeed Rahimi-Aghdam

Unconventional Resources Technology Conference (URTEC)

... the propagation of acoustic tube waves within the casing. These waves then interact with the perforations. A high-resolution pressure transducer...

AAPG/SEG Student Expo, September 16-17, 2013, Houston, Texas; - Abstracts, #90182 (2013).

Search and Discovery.com

Holocene Reef Accretion: Southwest Molokai, Hawaii, U.S.A.

Mary S. Engels, Charles H. Fletcher, III, Michael E. Field, Curt D. Storlazzi, Eric E. Grossman, John J.B. Rooney, Christopher L. Conger, Craig Glenn

Journal of Sedimentary Research (SEPM)

... that reflect the influence of wave-induced near-bed shear stresses on reef development in Hawaii. Both sites are exposed to similar impacts from south, Kona...

Composition of seismic facies: A case study

Stale Emil Johansen

AAPG Bulletin

...) elastic wave propagation modeler that uses a high-order space and a second-order time finite-difference scheme (Mittet and Renlie, 1996).Figure 6...

The Northern Sumatra Earthquake of 2004: Forty Years of Ignoring Plate Tectonics, by Arthur E. Berman, #70015 (2005).

Search and Discovery.com

Seismic Shear Waves for Discriminating Lithology from Saturation Changes

T. L. Dobecki

Houston Geological Society Bulletin

... in an unconfined aquifer is an ideal and simple task for standard seismic refraction surveying. Typically, the compressional wave velocity variation is less than...