A field data application of RockAVO: Data-driven, direct petrophysical inversion of prestack seismic data

Miguel Corrales, Hussein Hoteit, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

... of RockAVO, conducted on the openly accessible Volve dataset. We delve into the necessary pre-processing steps, elaborating on how to transform the pre-stack...

Exploiting non-uniqueness: Improving inversion results by post-processing

James Brewster

International Meeting for Applied Geoscience and Energy (IMAGE)

... can be chosen such that mass at a given depth is moved upward and spread out over a range of depths. In addition to the continuation transform filtering...

Seismic reservoir characterization of the Strawn Group, northern part of the Eastern Shelf, King County, North-Central Texas: Case study

Osareni C. Ogiesoba

International Meeting for Applied Geoscience and Energy (IMAGE)

... are interpolated using the inverse-distance weighting method while using the horizons to guide the interpolation process. This step was followed...

Robust multichannel prestack AVA inversion based on elastic L1/2 norm

Nanying Lan

International Meeting for Applied Geoscience and Energy (IMAGE)

... characteristics in the inverted results. To solve the constructed robust MAVA inversion model, we introduce the auxiliary variable Bz  H to transform equation...

A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

... Application Trace Editing Spherical Divergence Correction De-spike Dual Sensor Summation Source Designature Inverse Q Filter Amplitude...

Metal Earth: Role of multidisciplinary geophysical methods to improve knowledge of mineral deposition across Precambrian rocks

Esmaeil Eshaghi, Richard Smith, Mostafa Naghizadeh, Graham James Hill, Eric Roots, Amir Maleki Ghahfarokhi, Saeid Cheraghi, John Ayer

Petroleum Exploration Society of Australia (PESA)

... over the period range of interest. In general, the data were found to be highly 3D, necessitating a 3D approach to analysis and inverse modelling...

Seismic resolution enhancement with self-supervised learning

Shijun Cheng, Tariq Alkhalifah, Haoran Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... adaptation (DA) algorithm, inspired by MLReal (Alkhalifah et al., 2021), to transform synthetic and field data to have similar features (distributions...

Review of Cretaceous Geology, Salinian and Nacimiento Blocks, Coast Ranges of Central California

D. G. Howell, J. G. Vedder, Hugh McLean, J. M. Joyce, S. H. Clarke Jr., Greg Smith

Pacific Section SEPM

... and Dickinson, 1977). Late Mesozoic interaction on the west margin of the North American plate may also involve right-shear (transform) faulting...

Re-imaging of 2D legacy data in Brazils Equatorial Margin via pseudo-3D model building

David Butler, Daryineth Fernandez, Oscar Perez, Raul Ysaccis, Jason Thekkekara, Juan Perdomo, Christopher McMorland, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

...re applied to improve the SNR. Inverse-Q application using amplitude only (phase-Q correction was applied pre-migration) and a bandwidth extensi...

Challenging preconceptions in complex carbonate imaging: Using shear waves and electromagnetic data for improved subsurface understanding

Riaz Alai, Ahmad Riza Ghazali, Lucy MacGregor, Faizan Akasyah Ghazali, Edysuzaily Kamarudin, Aidel Haikal Azmi, Garry Malo-Paul, Sandeep Kumar, Brendon Negenman, Oscar Augusto Barrios, Ge Zhan, Mitch Preston

International Meeting for Applied Geoscience and Energy (IMAGE)

... and interpreting the data. In the initial sensitivity analysis (Figure 10), a well log calibrated resistivity-velocity transform is used to convert...

How Organic Carbon Content and Thermal Maturity Affect Acoustic Properties (and Ultimately Seismic Response) in a Shale Gas/Oil Formation: Woodford Shale, Permian Basin

Nicholas B. Harris, Al Moghadam, Tian Dong

Unconventional Resources Technology Conference (URTEC)

... was published, other researchers including Vernik and Nur (1992) and Meléndez-Martínez and Schmitt, 2016) have demonstrated inverse relationships between sonic...

Improving Prospect Evaluation by Integration Saturation Height Function into The Resource Assessment Workflow

Yudiyoko Ega Sugiharto, Benard Ralphie

Indonesian Petroleum Association

...-height relation when valid pressure gradient data for both oil and water legs may not be available. Once a fieldwide saturation-height transform has...

Present-Day 3D Lithospheric-Scale Thermal Characterization of Sumatra, Indonesia, and Its Correlation to The Regional Tectonic

Vicky Ruliansatri, Wishnu Triananda, Lukman Sutrisno, Fred Beekman, Jan-Diederik van Wees

Indonesian Petroleum Association

... is required to mature and transform organic matter into oil and/or gas. The subsurface temperature varies across regions; an anomalously high thermal...

The Baram Line in Sarawak: Comments on its Anatomy, History and Implications for Potential Non-Conventional Gas Deposits

Franz-Luitpold Kessler

Geological Society of Malaysia (GSM)

... Fm sensu stricto can be a host rock for gas. Trap characteristics The size of entrapment may be correlative to the amount of inverse faulting...

Multigroup Discrimination of River, Beach, and Dune Sands Using Roundness Statistics

Basanta K. Sahu

Journal of Sedimentary Research (SEPM)

... values, close to zero. Therefore, for simplicity and convenience a log transform is adopted here for normalizing roundness data. Using the log transforms...

I. Relating Seismic Data to Stratigraphy

Norman S. Neidell

AAPG Special Volumes

... OF SEISMIC WAVELET b^uarr (OR INVERSE TO PREDICTION OPERATOR) End_Page 22------------------------- Stratigraphic interpretation would begin...

Examining Hydrated Minerals Using Optically Stimulated X-Ray Diffraction, an Inexpensive Modification of Traditional Diffractometers: RESEARCH METHODS PAPERS

Javier Garcia-Guinea , Rafael Abella , Sergio Sanchez-Moral , Raul Benito , Daniel Martin-Ramos

Journal of Sedimentary Research (SEPM)

... device that acts as a switch. To switch alternating current requires two devices connected in inverse parallel. Each device is turned on at the appropriate...

AAPG 2015 European Regional Conference & Exhibition

Search and Discovery.com

Abstract: Predicting Free Surface Multiples without the Water: SRME on Land; #90224 (2015)

Keith Wilkinson, Richard Bale, and Ken Gray

Search and Discovery.com

... correction to transform the acquired data into the offsets that are needed. Datapages/Search and Discovery Article #90224 GeoConvention © 2014, FOCUS...

Development and Application of Sedimentary Rules in Stratigraphic Prediction of Deepwater Reservoir Presence and Architecture, #40995 (2012)

Michael H. Gardner

Search and Discovery.com

... and architecture of sedimentary systems. Surface forces preserve, shape and confine, while sediment forces modify, modulate and transform sedimentary...

Features of Coarse-Grained, High-Concentration Fluids and Their Deposits

Richard V. Fisher

Journal of Sedimentary Research (SEPM)

... fragments which are roughly aligned parallel to bedding, and may show inverse grading. On low slopes, debris flow deposits commonly overlie easily eroded...

Chapter 7: Curie Point Depths in Northwestern South America and the Southwestern Caribbean Sea

Carlos A. Vargas, Javier Idarraga-Garcia, Juan M. Salazar

AAPG Special Volumes

...), the depth to the centroid is calculated from the slope of an azimuthally averaged frequency-scaled Fourier spectrum in the low wavenumber region...

Application of an Inverse Method for Calculating Three-Dimensional Fault Geometries and Slip Vectors, Nun River Field, Nigeria

Hugh G. Kerr, Nicky White

AAPG Bulletin

...Application of an Inverse Method for Calculating Three-Dimensional Fault Geometries and Slip Vectors, Nun River Field, Nigeria Hugh G. Kerr, Nicky...

Characteristics of Microzonation Modelling in Reservoir Evaluation

Search and Discovery.com

Reservoir Characterization and Uncertainty Assessment Using the Ensemble Kalman Filter: Application to Reservoir Development

Deepak Devegowda, Chao Gao

AAPG Special Volumes

.... 11, no. 6, p. 10461060.Bishop, C. H., B. J. Etherton, and S. J. Majumdar, 2001, Adaptive sampling with the ensemble transform filter: Part I...