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The AAPG/Datapages Combined Publications Database

Showing 756 Results. Searched 200,293 documents.

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Abstract: Interpretation of airborne electromagnetic data using 1-D inversion

Jessica Connors

Atlantic Geology

... in the survey area. The AeroQuest IMPULSE airborne system was used to collect the data. This system uses a six channel frequency domain, with three...

2009

ABSTRACT: Random Noise Removal of Seismic Attribute Data via Complex-valued Wavelets; #90051 (2006)

Saleh Al-Dossary, Leon Hu

Search and Discovery.com

... or phase distortion. Phase distortion is minimized through the use of a non-orthogonal, complex valued, log-Gabor wavelets in the frequency domain...

Unknown

ABSTRACT: Restoring High Resolution in Surface Seismic Data; #90051 (2006)

Khalid Alrufaii, Kangan Fang

Search and Discovery.com

... components. The VSP data analysis can be performed in either the time or the frequency domain which produces inverse filter operators at each consecutive...

Unknown

ABSTRACT: Integrated Electromagnetic Methods for Exploration, Reservoir Characterization and Monitoring; #90061 (2006)

Paolo Dell’Aversana

Search and Discovery.com

... tests and applications of Controlled Source EM methods have been performed, using both time domain (on land) and frequency domain (offshore...

2006

ABSTRACT: Developing Frequency Attributes to Generate High Quality 3D Data to have Better Geologic Interpretation; #90113 (2010)

John Castagna and Dip Nanda*

Search and Discovery.com

... of converting a time series signal into frequency domain. We convert the signal to its various frequency components using CWT with morlet wavelet...

2009

ABSTRACT: Target Detectability of Marine Controlled Source Electromagnetic Method … Insights from 1-D Modeling; #90118 (2011)

Souvik Sengupta

Search and Discovery.com

... frequency has also taken into account. For different sets of these parameters a sets of 1-D models has been generated using a frequency domain forward...

2011

Abstract: Designing Wavefield Extrapolators using a Weighted Least-Squares with a Transition Band Approach; #90211 (2015)

Saleh Al-Saleh, John Bancroft, Gary Margrave

Search and Discovery.com

... lassified into three major cate gories: unweighted least squ ares followed by a windowing function applied in space-frequency domain, weighted least squares...

2015

Abstract: Spectral Decomposition of Seismic Data with Wavelet-Packet-Like Transform; #90211 (2015)

Rongfeng Zhang

Search and Discovery.com

... frequency events that are closely-spaced in the time domain. This study presents a spectral decomposition approach based on the concept of wavelet packet...

2015

Abstract: Exploring Potential Applications of Gaussian Ball Filters in Sharpes Hollow Cavity Model; #90224 (2015)

Christopher C. Petten and Gary F. Margrave

Search and Discovery.com

... this same operation in the frequency domain. Note that the GBF modifies both the phase and amplitude response of the initial pressure pulse...

2015

Abstract: Retrieve True Seismic Amplitude for Direct Hydrocarbon Indicator using Q-Guided Wavelet Transform (Arthit Field); #90253 (2016)

Detchai Ittharat, Agus Wawdoyo, Ratchadaporn Uttareun, Natthanicha Anansatitporn, Ananya Satitpittakul

Search and Discovery.com

... and background attenuation variations. After wavelet transforming the input to frequency domain, then the amplitude variations are measured...

2016

Abstract: Comparison of 3D Interpolation Methods and Validation through Post Stack Inversion: A Case Study from 3D North Amer Oil Field, Gulf of Suez, Egypt; #90254 (2016)

Mohamed Afia, Michel Schonewille, Krishna Ramani, Abdallah Ibrahim, Tarek El Melegy, Tarek Nafie, Christoph Koeninger, Gamal Khedr, Tarek Dahrog, Mostafa El Meihy

Search and Discovery.com

... interpolator (3D-TDRI) with 3D frequency-domain matching pursuit Fourier interpolation (3DMPFI) using marine seismic data. 3D-MPFI and the similar anti-leakage...

2016

Abstract: The Novel High-Performance 3-D Magnetotelluric Inverse Solver Based on an Integral Equation Approach; #90255 (2017)

Mikhail Kruglyakov, Alexei Geraskin, Alexei Kuvshinov

Search and Discovery.com

... Geraskin2, and Alexei Kuvshinov2 1 Lomonosov MSU ETH Zurich 2 Abstract Magnetotellurics (MT) is a frequency-domain electromagnetic (EM) method...

2017

Abstract: Exploiting a Priori Model Reduction Methods to Accelerate Seismic Simulations; #90255 (2017)

David Modesto, Josep De La Puente

Search and Discovery.com

... 2D problem in frequency domain is used to exemplify the potential of this methodology. The strategy will be particularly useful when- ever many...

2017

Abstract: Benefit of Applying 5D Regularization and Interpolation Before Signal Processing; #90319 (2018)

Maan Al Gain

Search and Discovery.com

... spatial-temporal blocks. After temporal FFT, each frequency slice is transformed into the spatial frequency domain with an irregular Fourier...

2018

Abstract: Attenuation of Scholte Waves from OBC Data Using Polarization Filtering; #91204 (2023)

Yong Qing Chen, Mamadou Diallo, Mustafa A Marzooq, Faisal M Qahtani

Search and Discovery.com

... operates on P and Vz components in the time-frequency domain using Continuous Wavelet Transform (CWT) to attenuate these coherent noise arrivals...

2023

Abstract: Long Term Distributed Strain Monitoring of a SAGD Reservoir; #91204 (2023)

Matthew Raum, Pierre-Francois Roux, Paul Wysocki, Carl Stoesz, Chris Hawks, Art Hanson, Mike Woitt, Radu Buzea

Search and Discovery.com

... optical frequency domain reflectometry (OFDR) interrogation of high spatial density Bragg grating fibers. The fibers are conveyed within cables...

2023

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