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 18,829 Results. Searched 200,691 documents.

< Previous   15   16   17   18   19   Next >

Ascending

Overcoming 3D seismic resolution issues in a turbiditic complex field U.S. Gulf of Mexico

Roberto Lotti, Alfonso Junio Marini, Maurizio Ferla, Valentina Zorgnotti, Antonio Corrao, Luca Bianchin, Riccardo Martin

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequency trend, driving the longterm changes, as well as adding and emphasizing the finer details by using the highest part of the amplitude spectrum...

2023

ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90133 (2011)

Mike Burnett

Search and Discovery.com

... further. With higher signal to noise and a broader frequency spectrum, prestack attributes and inversion processes are better able to resolve...

2011

ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90129 (2011)

Mike Burnett

Search and Discovery.com

... to noise and a broader frequency spectrum, prestack attributes and inversion processes are better able to resolve geologic detail than without...

2011

Abstract: Fast and Accurate Impedance Inversion by Well-Log Calibration; #90171 (2013)

Igor B. Morozov and Jinfeng Ma

Search and Discovery.com

... and scaling it so that the total time-variant frequency spectrum of the log is preserved. Note that the amplitude spectrum of the log AI is reproduced...

2013

Abstract: Using Phase Sequencing and Marine Vibrators for Residual Shot Noise Removal and Simultaneous-Source Separation; #90310 (2017)

Robert Laws, David Halliday, Ali Özbek, Jon Fredrik Hopperstad

Search and Discovery.com

..., and frequency spectrum of the emitted wavefield can all be controlled. In particular, we can choose to make the phase vary from one shot to the next...

2017

Accelerometer vs. Geophone Response: A Field Case History

Search and Discovery.com

... Systems Ltd, Calgary, AB, Canada Summary A method is derived for the calculation of ground acceleration from geophone data using a frequency-domain...

2013

Detection of Astronomical Cycles in the Stratigraphic Record by Frequency Modulation (Fm) Analysis

Linda A. Hinnov , Jeffrey Park

Journal of Sedimentary Research (SEPM)

... evolving cross-phase out to the Nyquist frequency. This, plus low coherence in this part of the spectrum, is indicative of low to no signal...

1998

Spectral hydrology: Resolution and uncertainty in multifrequency oscillatory hydraulic tomography

Jeremy R. Patterson, Michael Cardiff

International Meeting for Applied Geoscience and Energy (IMAGE)

... hydrology: Resolution and uncertainty in multi-frequency oscillatory hydraulic tomography Jeremy R. Patterson* and Michael Cardiff, University of Wisconsin...

2022

Frequency vs Azimuth (FVAZ): the Younger Member of the Family of Seismic Driven Fracture Characterization Methods

Juan Tavella, Victoria Lazzari, Marcelo Frydman, Néstor Herrera

Unconventional Resources Technology Conference (URTEC)

.... 2001). This leads to the idea that focusing the analysis on the high frequency end of useful spectrum should be the best choice. Anyway, due...

2023

Broadband Seismic Technology and Beyond: Part IV: PGSs GeoStreamer „ Mission Impossible

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... bandwidth, especially at side viable implementation and initial results: especially at the low frequency Its of the spectrum represents a key...

2013

Bayesian variational auto-encoder for seismic wavelet extraction

Ammar Ghanim, Ricard Durall, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

.... This frequency-domain term captures the amplitude spectrum of the wavelets, enabling us to achieve a better fit and enhanced stability in the generated wavelets...

2023

Abstract: Post-stack Inversion of the Hussar Low Frequency Seismic Data; #90187 (2014)

Patricia E. Gavotti, Don C. Lawton, Gary F. Margrave, and J. Helen Isaac

Search and Discovery.com

... data to best estimate which frequency range is missing (Figure 2). Based on the amplitude spectrum and the filter tests, it is difficult to identify...

2014

Recognition of cyclicity in the petrophysical properties of a Maastrichtian pelagic chalk oil field reservoir from the Danish North Sea

Morten Stage

AAPG Bulletin

... and the neutron porosity log) and then create the power spectrum (Figure 9). If any frequency coexists in the two data sets, it will show as a spectral...

2001

Relative inversion for extended elastic impedances

Peter Harris, Kathryn Young

International Meeting for Applied Geoscience and Energy (IMAGE)

... are then shaped to look more like an impedance spectrum, notably by increasing the low frequency content. This has the effect of reducing sidelobes...

2024

The Future of Marine Seismic Acquisition?

Luc Haumonté

GEO ExPro Magazine

... acquisition is now an integral cancel out the reflection ghost, leading to a flat spectrum and part of the process. full bandwidth over the seismic frequency...

2017

Gabor Deconvolution: Surface-Consistent and Iterative

Search and Discovery.com

... attenuation effects in the earth. It attempts to estimate the time and frequency variant Q function (attentuation function) for each seismic trace, via...

2013

Obtaining Timescales for Cyclostratigraphic Studies

Walther Schwarzacher

Special Publications of SEPM

... development. The power spectrum of the cumulative curve plotted using a logarithmic scale for both the frequency and power shows an almost straight-line...

2004

Abstract: Noise and its Effect on Microseismic Event Locations; #90174 (2014)

Neda Boroumand and Henry Bland

Search and Discovery.com

... organized in its behavior, can be reduced by applying frequency-specific filters. To study the effects of noise on microseismic event locations, a dataset...

2014

Abstract: Seismic Source Wavelet Estimation and Sparse-spike Deconvolution; #90174 (2014)

Zhengsheng Yao and Mike Galbraith

Search and Discovery.com

... present an algorithm for seismic source wavelet estimation that is based on seismic time frequency spectral decomposition with matching pursuit...

2014

A ground roll attenuation method based on CAResU-net with adaptively frequency-induced loss

Siyu Sun, Guosong Tang, Wei Bao, Guofa Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... sampling interval ; ( f , k) represents coordinates on the frequency spectrum; e and i are Euler’s number and the imaginary unit, respectively. While...

2024

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

Lory Evano, Fabien Cubizolle

GEO ExPro Magazine

... to the trace time-frequency spectrum and helps pick the most representative frequencies of the tracked geological object. Once the iso-frequency volumes...

2022

< Previous   15   16   17   18   19   Next >