Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 1,338 Results. Searched 195,364 documents.

< Previous   8   9   10   11   12   Next >

Ascending

Abstract: Interpolation by Angular Deconvolved prior MWNI (AdMWNI); #90224 (2015)

Mark Ng and Dan Negut

Search and Discovery.com

... weight function. Theory and Method Define d(x,t) to be the observed input with missing data, and D(kx,ω) its corresponding Fourier transform. Find...

2015

Empirical Mode Decomposition (EMD) of Turner Valley Airborne Gravity Data in the Foothills of Alberta, Canada; #41581 (2015)

Hassan Hassan

Search and Discovery.com

.... The Fourier transform (FFT) is designed to work with linear and stationary signals. The wavelet transform, on the other hand, is well-suited to handle...

2015

Abstracts: Attenuating 2D Noise in a 3D World; #90173 (2015)

David C. Henley

Search and Discovery.com

... to reflection events. One of the most commonly used methods relies on the f-k (2D Fourier) transform to separate noise events, by velocity, from...

2015

ABSTRACT: CHEMICAL FUNCTIONALITIES OF HIGH AND LOW SULPHUR COALS: A CASE STUDY USING MICRO ATTENUATED TOTAL REFLECTANCE-FOURIER TRANSFORM INFRARED (ATR-FTIR) SPECTROMETRY TECHNIQUES

Zhongsheng Li, Peter M. Fredericks, Llew Rintoul, Colin R. Ward

The Society for Organic Petrology (TSOP)

...ABSTRACT: CHEMICAL FUNCTIONALITIES OF HIGH AND LOW SULPHUR COALS: A CASE STUDY USING MICRO ATTENUATED TOTAL REFLECTANCE-FOURIER TRANSFORM INFRARED...

2006

Hybrid COV Interpolation & Procesing: A Case Study on NW Tunu Transition Zone, Indonesia

Vishal Kumar, Doddy Biramandita, Wayne Zanussi, Jacques Bonnafe, Natalia Anggriani, M-Adam Cepi

Indonesian Petroleum Association

... and denoising. The data is then 5D regularized using Anti-Leakage Fourier Transform (ALFT) reconstructions (Xu et al, 2005, Poole, 2010) to form COV...

2016

ABSTRACT: Physical and Chemical Characteristics of Peats from Various Depositional Settings: Development of a Peat Sample Bank

Michael S. Roilins, Arthur D. Cohen, James R. Durlg

The Society for Organic Petrology (TSOP)

... chromatography combined with Fourier Transform infrared spectroscopic and flame ionization detection (Py-GCIFT-IRIFID),and pyrolysis GC with mass...

1990

Abstract: Surface-consistent Matching Filter for Time-lapse Processing; #90174 (2014)

Mahdi H. Almutlaq and Gary F. Margrave

Search and Discovery.com

...-hand-side contains its surface consistent components and the "hat" denotes the Fourier transform. However, computing the ratio of two spectra directly...

Unknown

Abstracts: The Conventional and Non-conventional Seismic Differencing; #90173 (2015)

Vanja Vracar and Robert J. Ferguson

Search and Discovery.com

..., t, and distance, d, domain are converted to frequency, f , and wavenumber, , domain invoking Fast Fourier Transform (FFT) and Inverse Fast Fourier Transform...

2015

Seismic Estimation of Point-Bar Sands Using Simple Modeling Procedures

Robert Dennison

Indonesian Petroleum Association

... the reciprocal i.e. i/f, of every frequency point. Once G(w) had been computed an Inverse Fourier Transform converts the wavelet spectrum back into the time domain...

1984

Improving curvature analyses of deformed horizons using scale-dependent filtering techniques

Stephan Bergbauer, Tapan Mukerji, Peter Hennings

AAPG Bulletin

... (Fourier [spectral] analysis, wavelet transform filtering, singular value decomposition, factorial kriging) on a seismically mapped horizon in the North...

2003

Optimized characterization workflow for naturally fractured reservoirs using seismic anisotropy attributes in the Middle Magdalena Valley basin, Colombia

Oscar Moreno, Enrique Casaña, Luis Figuera, Iván Higuera, Diego García, Jorge Acosta, Benjamin Roure

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Fourier Coefficient and Fourier Coefficient residuals, all of them, assume fractured formations are an HTI medium (Figure 1). Figure 1: Methods...

2023

Application of Wave Equation Tomography in Frontier Areas

Tien-when Lo, Guy W. Purnell

Indonesian Petroleum Association

... and Toksoz, 1987): where (ks, kg) is the 2-D Fourier transform of the scattered wavefield, r is the position vector, ks and ks are the wavenumbers...

1990

AVAZ inversion for brittleness indicator and fracture parameters of gas-bearing reservoirs with tilted transverse isotropy

Yuanyuan Tan, Guangzhi Zhang, Zhengqian Ma, Ying Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

... was directly expressed by a brittleness indicator and fracture density. A hierarchical inversion method based on the discrete Fourier transform was proposed...

2023

Abstract: Applying New Technologies to Old Areas: Relative Geologic Time, Wheeler Diagrams and Near Field Exploration in Faulted Plays

Steve Tobias

Houston Geological Society Bulletin

... of a cartoon-like representation. This transform should be every bit as important to a seismic interpreter as a Fourier or Wavelet Transform...

2018

Abstract: Applying New Technologies to Old Areas: Relative Geologic Time, Wheeler Diagrams and Near Field Exploration in Faulted Plays

Steve Tobias

Houston Geological Society Bulletin

... of a cartoon-like representation. This transform should be every bit as important to a seismic interpreter as a Fourier or Wavelet Transform...

2019

Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)

Robert J. Ferguson and Gary F. Margrave

Search and Discovery.com

... can be turned on and off if desired without changing the model. Access to this domain is achieved simply through the Fast Fourier transform (Foster...

2013

Abstract: 3D, Anisotropic Phase Shift Operators; #90171 (2013)

Robert J. Ferguson and Gary F. Margrave

Search and Discovery.com

... can be turned on and off if desired without changing the model. Access to this domain is achieved simply through the Fast Fourier transform (Foster...

2013

5D Interpolation Using Orthogonal Matching Pursuit (OMP) Algorithm to Recover and Reconstruct Damaged Seismic Data, a Case Study in Jb Field, North West Java Basin

Andreas Wasi Kuncoro Kaissagara, Aji Rahmat Ginanjar, Arrie Kurniawan, Dimas Pramudito

Indonesian Petroleum Association

... the data in a Fourier expansion and using data expansion coefficient, the algorithm reconstructed the data at particular spatial locations. Kirchhoff...

2017

Antialiasing 5D Interpolation; #41497 (2014)

Stephen K. Chiu

Search and Discovery.com

... transpose of x, F is a multi-dimensional forward Fourier transform, F-1 is a multi-dimensional inverse Fourier transform, and x’ is a least-squares solution...

2014

Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin

Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama

Indonesian Petroleum Association

.... A common technique to obtain a time-frequency map is the Short Time Fourier Transform (STFT), which has time-frequency resolution resulting from...

2008

AAPG Hedberg Series, no. 1. Chapter 1: Advances in Hydrocarbon Fluid-inclusion Microanalysis and Pressure-volume-temperature Modeling: Diagenetic History, Pressure-temperature, and Fluid-flow Reconstruction — A Case Study in the North Potwar Basin, Pakistan

Nicole Guilhaumou, Lakhdar Benchilla, Pascal Mougin, Paul Dumas

AAPG Special Volumes

... of the combination of the in-situ microanalysis of hydrocarbon fluid inclusions by Synchrotron Fourier transform infrared spectroscopy and PVTX modeling coupled...

2004

Maximising the Potential of Seismic Expressions by Surgical Geological Modelling and Spectral Decomposition

Lory Evano, Fabien Cubizolle

GEO ExPro Magazine

... DECOMPOSITION ALGORITHMS The Short Time Fourier Transform (STFT) and the Continuous Wavelet Transform (CWT) are the main spectral decomposition algorithms used...

2022

Interpolation Using Higher Dimensions: A Case Study ON KE2 Three-Dimensional Transition Zone Seismic Survey, Madura Field, Indonesia

Cecep Sutisna, Frans Langitan, Vishal Kumar, Keat Huat Teng, Pongga Wardaya

Indonesian Petroleum Association

... like Minimum Weighted Norm Interpolation (Liu and Sacchi, 2004, Trad, 2009), Anti-Leakage Fourier Transform (ALFT) reconstruction (Xu et al., 2005...

2015

Combined AVO and Spectral Decomposition Analyses to Characterize Gas Sand Reservoir Below Tuning Thickness Condition

Julian Saputro, Jaenudin, Alexis Badai Samudra, Enik Puji Lestari, Sugiono, Aldis Ramadhan, Yosi Hirosiadi

Indonesian Petroleum Association

... Ratio (from Zoepritz Equation, decreasing poisson ratio value sensitive to hydrocarbon existence). Discrete Fourier Transform (DFT) method was applied...

2016

< Previous   8   9   10   11   12   Next >