Abstract: Prestack Signal Enhancement by Non-hyperbolic MultiFocusing; #90187 (2014)

Evgeny Landa, Alex Berkovitch, and Kostya Deev

Search and Discovery.com

... a signal enhancement scheme and demonstrate its efficiency. Introduction Time imaging usually constitutes a key first step in the seismic imaging...

Seismic-attribute-assisted delineation of structural complexities of potential geothermal reservoirs in the SW-Netherlands

Tania Babu, Thang Ha, Vishnu Pandey, Shuvajit Bhattacharya, Sumit Verma

International Meeting for Applied Geoscience and Energy (IMAGE)

... rifting events. Introduction Geothermal energy primarily utilizes the heat derived from the Earth’s interior. We can use it for direct use, district...

New Insights into the Deep-Water Otway Basin - Part 1. Integrated Depth Imaging Workflows Unravelling the Subsurface

Si Ying Lee, Bee Jik Lim, Arwindran Anantan, Alexander Karvelas

Australian Petroleum Production & Exploration Association (APPEA) Journal

... was to apply a robust and fit-for-purpose processing workflow to address all the environmental noise effectively, whilst preserving the signal...

Single-sensor towed streamer acquisition: a case study from the Gulf of Mexico

P. Munoz, J. Uribe, N. Moldoveanu

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of the data full signal bandwidth protection irrespective of offset or angle of incidence at the streamer improved performance of the seismic processing...

Improve automatic migrated gather processing with feature engineering and 4D convolutional neural networks

Wen Pan, Harry Rynja, Ramakrishna Dandu, Zaifeng Liu, Shuzhen Ye, Antonio De Lilla, Jay Chen, Jeremy Vila

International Meeting for Applied Geoscience and Energy (IMAGE)

...Improve automatic migrated gather processing with feature engineering and 4D convolutional neural networks Wen Pan, Harry Rynja, Ramakrishna Dandu...

Understanding NMR Responses of Different Rock-fluid Components Within Organic-rich Argillaceous Rocks: Comparison Study Across 2, 12, and 23 MHz Spectroscopy

Son T. Dang, Elizabeth G. Krukowski, Michael J. Dick, Dragan Veselinovic, Rafael A. Mendoza, Rayvan Watson, Chandra Rai, Carl Sondergeld

Unconventional Resources Technology Conference (URTEC)

... ratio or signal clustering, fluid fractions can be identified, under various perspectives, such as pore size, and pore surface characteristics. Complex...

Abstract: Improving the Statics Solution through De-migration: A Canadian Foothills A-PSDM Case History; #90172 (2014)

Jiwu Lin, Sylvestre Charles, Josef Heim

Search and Discovery.com

... solution (undetected despite careful QC during the processing of this data-set in the time domain) prohibited the convergence of the depth imaging...

Seismic Data Preconditioning for Improved Reservoir Characterization (Inversion and Fracture Analysis); #41347 (2014)

Darren Schmidt, Alicia Veronesi, Franck Delbecq, and Jeff Durand

Search and Discovery.com

... quality control step. This is usually only practical at the latter stages in processing once the seismic signal is relatively clean and coherent...

Automatic Lithofacies Segmentation Using the Wavelet Transform Modulus Maxima Lines WTMM Combined with the Detrneded Fluctuation Analysis DFA

S. Ouadfeul

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... estimator , algorithm of segmentation. INTRODUCTION Fast progress in the data-processing field of the latter years pushed the geophysicists to automate...

Applications of near-field hydrophone data imaging in a shallow water environment: A case study from offshore Egypt

Mahmoud El-Attar, Omar Hossam, Azat Kireev, Arindam Kanrar, Usama Fathy Abdel-Kader, Kai Zhang, Jacob Deeds, Jordan Hassler

International Meeting for Applied Geoscience and Energy (IMAGE)

... operations and to generate the shot-by-shot far-field signature which is typically used in signal processing steps such as designature and source wavelets...

Seismic land acquisition designed to identify geology and rock properties over stacked pay interval using HTD 3D3C survey in the Permian Basin

Bruce Karr, Andrew Lewis, Stephen Klug, Ron Bianco

International Meeting for Applied Geoscience and Energy (IMAGE)

... changes in signal from near to far offsets in all azimuths. Primary Objectives • PP and PS data geometry differences • PP and PS data registration • PP...

Structural Interpretation and Modeling of Seismic Data from the Moran and Paua Area, PNG Foldbelt

S. Lingrey

Papua New Guinea (PNG) Petroleum Convention Proceedings

.... Unfortunately, the poor signal to noise and uneven reflection sampling make the seismic data unsuitable for higheffort migration processing (e.g....

Abstract: Adaptive Microseismic event Detection and Automatic Time; #90174 (2014)

Jubran Akram and David Eaton

Search and Discovery.com

... detection and time picking is a crucial processing step in passive seismic monitoring which is required to be accurate and time efficient considering...

Active gamma-ray well logging pattern localization with reinforcement learning

Yuan Zi, Lei Fan, Xuqing Wu, Jiefu Chen, Shirui Wang, Zhu Han

International Meeting for Applied Geoscience and Energy (IMAGE)

...) as a distortion-tolerance approach for measuring the similarity between time series with different lengths. DTW has been applied in multiple signal-processing tasks...

Abstract: Cost Efficient Acquisition to Reduce Coarse Land 3D Line Spacings Through Beyond Nyquist Interpolation and Wavefield Reconstruction for Signal and Noise; #90187 (2014)

Bill Goodway

Search and Discovery.com

... interpolation to actually recover signal and even the more challenging noise wavefield. At the time of its introduction in the 90’s the MegaBin design...

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user1

Search and Discovery.com

... Data Acquisition Andrew Clark1, Said K. AlAlawi1 1 Inova Geophysical Abstract Introduction: There has been a step change in seismic data acquisition...

Multiple Aliasing Problems in Marine Data

P. Chia, C. O. Kuek, P. Ward, K. S. Lee

Geological Society of Malaysia (GSM)

... studies which have demonstrated that such noise is caused by aliasing of multiples. Some solutions are proposed. INTRODUCTION Most of the modem 3D marine...

RESOLVING THREE-DIMENSIONAL AND SUBSURFICIAL FEATURES OF CARBONACEOUS COMPRESSIONS AND SHELLY FOSSILS USING BACKSCATTERED ELECTRON SCANNING ELECTRON MICROSCOPY (BSE-SEM)

A.D. MUSCENTE, SHUHAI XIAO

PALAIOS

... images (Goldstein et al. 2003). Enhancements were applied equally to entire images, and do not represent introduction of signal bias into the images...

2D Seismic Lines Reprocessing Using Prestack Time Migration: Case Study of the Solimões Basin, by Ronan M. Avila and Leo R. Nascimento, #10231 (2010).

Search and Discovery.com

Poisson binomial-based random undersampling scheme for near-surface compressive sensing

Sayan Mukherjee, Yunyue Elita

International Meeting for Applied Geoscience and Energy (IMAGE)

.... We present a segmented Poisson Binomial undersampling scheme. Our approach is motivated by the fundamentals of surface wave propagation in the near...

Deconvolution of upgoing and downgoing wavefields: A data example from the NOAKA OBN experiment

Tim Seher, Hassan Masoomzadeh, Yong Ren, Simon Baldock, Bin Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... wavefield) that complicated the seismic processing sequence. The introduction of DGD has allowed us to prepare the up- and downgoing wavefield for imaging...

Velocity and Velocity

M. Al-Chalabi

Petroleum Exploration Society of Australia (PESA)

... to consider: (This step also offers the opportunity to apply signal processing to the data to compensate for any signal deterioration that mig ht have...

First Results of Inaugural Deployments of the Australian National Ocean Bottom Seismograph Fleet

Alexey Goncharov, Ashby Cooper, Peter Chia, Michal Malinowski

Petroleum Exploration Society of Australia (PESA)

... compositions. Key words: Ocean Bottom Seismographs, refraction, earthquake/airgun signal interaction. INTRODUCTION Coverage of the Australian Maritime...

Proper Parenting with Newborns „ A Frac Fluid Tracking Case Study

Trevor Pugh, Rachel Stocking, Timothy Greene, Oscar Vasquez

Unconventional Resources Technology Conference (URTEC)

.... URTeC 3217 2 Introduction Predicting how newborn “infill” wells will thrive in their environment alongside their parent wells is a significant task...

Joint OBN and 3D DAS-VSP data acquisition and processing in East China Sea

G. Yu, G. M. He, Z. L. Cao, H. B. Liu, J. J. Li, Y. Z. Chen, J. J. Wu, J. G. Li, X. M. Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... significantly the surface 3-D seismic data processing. Introduction The Pinghu oil and gas field is located in the middle of the Pinghu fault structural...