Forensic GPR anti-human landmine accurate detection by Gramian constrained joint inversion of the monostatic reflection and transmission radargrams

Jide Nosakare Ogunbo, Changsoo Shin, Sang-Wook Kim, Sang-Hyun Kim

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the integrals hurts the efficiency of the scheme, limiting their application in subsequent procedures like inversion of the GPR data. Following...

Abstract: An Overview of a New Data-driven Workflow for Seismic Sequence Stratigraphic Interpretation; #90172 (2014)

Friso Brouwer, Geert de Bruin, Paul de Groot

Search and Discovery.com

... for advanced geological interpretation of seismic data have been developed. For example, various methods to aid interpretation of sequence stratigraphy...

A Seismic Rock Properties Study of a Mesozoic Reservoir in Indonesia

Andi Alamsyah, Lantu, Sabrianto Aswad, Andi Darmawansyah

Indonesian Petroleum Association

.... The 'Coloured Inversion' method was applied to the data to transform seismic reflectivity to Acoustic Impedance (AI). Acoustic Impedance (AI) aids...

Deep Structure: Strength Through Integration in the Deepwater Gulf of Mexico

GeoExPro Staff

GEO ExPro Magazine

.... This quantitative analysis of the magnetic data was primarily carried out by means of Werner deconvolution, Euler deconvolution and Peters half slope methods...

ABSTRACT: Back to Basics on Broadband Seismic Amplitudes, Phase and Resolution

Andrew Long

Petroleum Exploration Society of Australia (PESA)

... data. Whilst useful in principle for more accurate elastic seismic inversion with less dependence upon low frequency model (LFM) building and for more...

Applications of Kirchhoff Least-Squares Migration: Towards Reservoir Imaging; #42183 (2018)

Francesco Perrone, Graham Roberts, Lorenzo Casasanta, Andrew Ratcliffe, Arash Jafargandomi, Karen Purcell

Search and Discovery.com

... single-scattering modeling operator but is its adjoint. A formal inversion procedure based on the least squares fit of the data aims to remove...

Mineralogical Estimation of Organic Rich Mudrocks from Well Logs Using Neural Networks: Overcoming Training Dataset Size Limitation by Integrating X-Ray Fluorescence Elemental Data; #42458 (2019)

Mustafa Al Ibrahim, Tapan Mukerji, Allegra Hosford Scheirer

Search and Discovery.com

... inversion • Simultaneous inversion • Statistical learning • • Using XRF-inverted mineralogical data, we were able to train a neural network to predict...

Integrating Sedimentology and Quantitative Rock Physics for Reservoir Characterization and Modeling in Field Development: A Case Study of an Onshore Field in Niger Delta, Nigeria

Search and Discovery.com

Integrating geoscience and engineering approaches to improve our reserves estimates

Creties Jenkins

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Only when we embark on integrated modeling studies do we seem to assemble all the available data and work together to obtain greater insights than...

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 usually can be divided into model-driven and data-driven methods. Model-driven inversion methods usually rely on the analytic physical relationships...

Thin-Bed Reflectivity Inversion and Seismic Interpretation, #41541 (2015).

Satinder Chopra, Yong Xu, John Castagna, Rainer Tonn

Search and Discovery.com

... sample rate. This implies that frequency beyond the seismic data bandwidth can be recovered. The Method Thin-bed spectral inversion method is a novel way...

Crustal thickness and velocity structure of southern Peninsular Malaysia

Abdul Halim Abdul Latiff, Amin Esmail Khalil

Geological Society of Malaysia (GSM)

.... Waveform inversion is a data-fitting procedure that aims at obtaining estimates of crustal properties from the receiver function. Given an initial model...

The Study on 3D Geomechanical Modeling Improves Horizontal Well Drilling Performance: A Case Study from Junggar Basin, China

Zhidong Yang, Xubin Zhao, Liang Huang, Jiasheng Deng, Wei Zhou, Shen Ding, Liming Lian, Wangda He, Hao Yu, Peng Xie, Xiao Yang

Unconventional Resources Technology Conference (URTEC)

...—Structural model of Baikouquan Formation in block M 3D Geomechanical modeling There are two main pre-stack inversion methods: Elastic inversion...

High resolution imaging by dynamic matching FWI in the presence of AVO effects

Fuchun Gao, Shuqian Dong, Yang He, James Sheng, Faqi Liu, Bin Wang, Carlos Calderon, Yuriy Ivanov, Fanny D. Marcy, Ole E. Aaker

International Meeting for Applied Geoscience and Energy (IMAGE)

... synthetic data from acoustic modeling remains unchanged. The density and sonic logs at the well located approximately at the middle point show...

Recent Developments in Petroleum Geochemistry

Douglas W. Waples

Geological Society of Malaysia (GSM)

... in some quarters about the value of basin modeling for exploration. Some geologists believe modeling is only of value when one has few data, because...

Integrated Stratigraphic, Thermal/Burial and Uncertainty Modeling of the Levant Basin (East-Mediterranean Region)

Search and Discovery.com

Beyond chi-squared: Additional measures of the closeness of a model to data1

Alan G. Jones

Petroleum Exploration Society of Australia (PESA)

...le iterative methods for inversion of geophysical data, Geophysical Journal of the Royal Astronomical Society, 42(3), 957-976. Tikhonov, A. N. (19...

Anisotropic Controlled-Source Electromagnetic (CSEM) Inversion near the “Tiger” Well in Alaminos Canyon Block 818, Gulf of Mexico

Cam Kanhalangsy, Nick Golubev, Jurgen J. Zach

GCAGS Transactions

... for 2.5D and then 3D CSEM inversion, incorporating seismic and well data as available. The 2.5D inversion is based on full 3D modeling of the EM fields...

ABSTRACT: Using Seismic Inversion to Map Sand Porosity/Quality in the Delaware Mountain Group, Eddy County, New Mexico, by Cultreri, Jasha; Worrall, John ; #90142 (2012)

Search and Discovery.com

Abstract: Geomechanical Modeling to Address Subsidence/Uplift at Shallow Depths; #90255 (2017)

Arpit Chaudhary, Shashwat Sharma, Rajesh Nair

Search and Discovery.com

... geomechanical causes of the problems encountered during subsidence/uplift. Models derived from geomechanical modeling (using 3D seismic data) and 1D and 3D...

The role of geophysicists in oil and gas resource and reserves assessments and the Petroleum Resources Management System (PRMS)

Dan Maguire, J. P. Blangy, Chuandong (Richard) Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic inversion methods have been developed that empower the geophysicist to work as part of an integrated team that can develop high confidence maps...

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Ehsan, Athar

Search and Discovery.com

... analysis of proposed adapted full wave inversion (VGFWI) technique in comparison to the conventional FWI methods. Theory and Methodology Tarantola (1984...

Full Waveform Inversion for Complex Near-Surface Imaging Using SEG SEAM II Synthetic Model; #42322 (2018)

Ali A. Mohamed, Abdullatif A. Al-Shuhail

Search and Discovery.com

... model. FWI – general workflow Starting model Real Data Forward modeling Synthetic Data Iterative process Residual derivation & inversion Updated...

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)

... seismic data, and the maximum data offset (Virieux and Operto, 2009). Despite improvements via methods like Full Waveform Inversion by Model Extension...

Insights from Geomechanical Modelling of 2D Cross-Sections in Fold-Thrust Belts, #30672 (2020).

Reinaldo Ollarves, Samuel Fraser, Ken McClay,

Search and Discovery.com

... and thrust systems. The combined multi-component workflows improve interpretations and gives confidence in areas of poor seismic and no subsurface data...