1-20 of 114
Keywords: enhancement
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 27–September 1, 2023
Paper Number: SEG-2023-3917124
...First arrival enhancement by statics preserving filtering using surface-consistent constraints Alejandro Quiaro, Mauricio D. Sacchi, University of Alberta SUMMARY A workflow for first arrival enhancement by imposing surfaceconsistent constraints on a statics-preserving filter is presented. Similar...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3742496
... technology services exploration geophysicist prediction cloud platform interface architecture energy 10 dataset enhancement american association pipeline registry lineage applied geoscience interpretation society synthetic seismic dataset Bringing ML models into mainstream applications...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3735882
... We present a novel workflow for the accelerated signal enhancement of massive 3D prestack seismic data utilizing a Local Wavefront Attributes Deep Neural Network. It is based on automatic local wavefront attributes estimation using a specially trained convolutional deep neural network...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3749946
... We present the results of a model-based post-stack image enhancement methodology using the dip-guided selective stacking method (DGSS) based on Nichols et al. (2017) and applied to a Kirchhoff pre-stack depth migrated image in the southern Gulf of Mexico. For this purpose, we are using...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3750803
... image improvement can be achieved. rtm optimization frequency attenuation reservoir characterization hz rtm migration expanded abstract upstream oil & gas international enhancement american association subsalt imaging applied geoscience exploration geophysicist gulf basement...
Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751591
... Seismic refractions play an important role in near surface imaging. However, the far-offset refractions are often too weak to identify. To enhance the far-offset refraction amplitude, several super-virtual interferometry methods are developed to reconstruct refractions using a physical model...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3576612
...Quality control of 3D prestack land seismic data with a focus on data enhancement Andrey Bakulin, Ilya Silvestrov, EXPEC Advanced Research Center, Saudi Aramco; Maxim Protasov*, Institute of Petroleum Geology and Geophysics, Novosibirsk, Russia Summary We use semblance (Neidell and Tuner, 1971...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3581846
... amplitude estimation beamformed data reservoir characterization enhancement exploration geophysicist 10 noise cmp gather frequency minimum statistics phase correction irm phase spectra applied geoscience original data statistics spectra spectrum Targeted Noise Removal by Seismic Time...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3582642
... Vertical resolution enhancement of seismic data is a very useful tool for the interpretation of subsurface structures. To enhance the vertical resolution of the seismic data, we present a method which broadens the spectrum of the seismic data by using machine learning (ML) technique...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583265
... network (DNN) to overcome this situation. This DNN directly links the Wavefront attributes, such as local dips and curvatures of prestack seismic data with estimated attributes on a regular seismic events, are used in different seismic data processing grid. methods, from prestack data enhancement...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427619
... to better lateral facies prediction, distribution, and reduced uncertainties in volumetric estimation. Presentation Date: Wednesday, October 14, 2020 Session Start Time: 1:50 PM Presentation Time: 1:50 PM Location: Poster Station 4 Presentation Type: Poster seismic data enhancement vintage...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3214058
... enhancement and sharpening by applying the hybrid focusing stabilizer which combines the edge-preserving smoothing filter with the minimum support functional. The method is based on the model resolution matrix of the migration operator. We also improve the migration image with a novel target-oriented...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3214642
... attributes for nonlinear beamforming can greatly speed up prestack enhancement of 3D seismic data. Other applications such as velocity analysis or seismic tomography can be implemented using a similar approach. Presentation Date: Monday, September 16, 2019 Session Start Time: 1:50 PM Presentation Time: 2...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3214925
... ABSTRACT Historically, seismic images have always been subject to substantial enhancement to improve their interpretability and/or the quality of reservoir characterization products. We discuss several model-driven techniques for optimizing reverse time and Kirchhoff migration images...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3214902
...-stack data enhanced by nonlinear beamforming. This provides a computationally efficient and robust approach for reconstruction of a velocity model early in the time-processing phase enabling iterative processing critical for low signal-to-noise ratio land data. We present details of the tomographic...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215236
... the Finite Difference method. Presentation Date: Tuesday, September 17, 2019 Session Start Time: 8:30 AM Presentation Start Time: 11:25 AM Location: 304A Presentation Type: Oral seismic data high-resolution imaging algorithm salt body imaging enhancement diffraction annual meeting seismic...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215487
... the noise and reflection energy share the same signal properties that makes it difficult to separate them using frequency-based filters. In general, nearsurface seismic reflections are stronger in a specific portion of the field record that is conventionally called the optimum window. To enhance...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216042
... is required and it has been one of the major objectives in seismic data processing. In this paper, we present a data-driven machine learning (deep learning) technique for spectral enhancement. We introduce the basic methodology of our new spectral broadening technique first and then demonstrate the promising...

Product(s) added to cart

Close Modal