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The AAPG/Datapages Combined Publications Database

Showing 33,054 Results. Searched 195,354 documents.

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Physical Seismic Modeling of a Near-Vertical Fault Zone; #41515 (2015)

Jessie M. Arthur, Donald C. Lawton, Joe Wong

Search and Discovery.com

... signal-to-noise in the stack, and mispositioning after migration. The constant velocity used for migrating the zero-offset data is limiting if complex...

2015

Abstract: Variable Depth Streamer Acquisition: Enhancing Interpretation with Broadband Marine Seismic; #90174 (2014)

R. Soubaras, R. Dowle, and R. Sablon

Search and Discovery.com

... an exceptionally good signal-to-noise ratio, especially at low frequencies. We will demonstrate the benefits of technique to enhance seismic...

2014

Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation

Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg

Indonesian Petroleum Association

... a new Pre-Stack Depth Imaging processing was required to improve the signal to noise ratio, the continuity of major events, and the AVO response...

2017

Chapter 22: Correlation of Seismic Attributes and Geomechanical Properties to the Rate of Penetration in the Mississippian Limestone, Oklahoma

Xuan Qi, Joseph Snyder, Tao Zhao, Kurt J. Marfurt, Matthew J. Pranter

AAPG Special Volumes

... is excellent. The signal-to-noise ratio (S/N) is relatively high and the wavelet amplitude appears continuous throughout the Mississippian target. The data...

2019

Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow

Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka

AAPG Special Volumes

... model to geologic and simulation models, are compared with the field seismic data that have been processed to enhance the 4-D signal-to-noise ratio...

2011

Seismic Investigation of a Surface Collapse Feature at Weeks Island Salt Dome, Louisiana

Richard D. Miller, Jianghai Xia, Richard S. Harding, James T. Neal, John W. Fairborn, Don W. Steeples

Environmental Geosciences (DEG)

... on selected unprocessed field files (Figure 4). The signal-to-noise ratio of this data set is very good and allows confident identification of the prominent...

1995

Use of Dipmeter Data in Clastic Sedimentological Studies (1)

C. HOCKER , K. M. EASTWOOD , J. C. HERWEIJER , and J. T. ADAMS

AAPG Bulletin

... are not to be expected with sedimentary dips. Consequently, the signal-to-noise ratio of CSB output is satisfactory only under optimum conditions (high...

1990

Key Features of TEM and EM-IP Investigations in South-East Asia (Paper P45)

Y. A. Agafonov, I. V. Bouddo, I. V. Egorov, M. M. Salleh

Geological Society of Malaysia (GSM)

... led to a strong signal distortion (Fig.3B). To improve the signal to noise ratio, different algorithms for summing and averaging the signal...

2012

Abstract: AVO Crossplotting II: Examining Vp/Vs Behavior; #90171 (2013)

Heath Pelletier

Search and Discovery.com

... to consider during the interpretation of crossplots is the signal-to-noise ratio (S/N) issues which tend to broaden the intercept and gradient (I/G...

2013

Abstract: Time-lapse Seismic Modeling of CO2 Sequestration at Quest CCS Project; #90187 (2014)

Shahin Moradi and Don C. Lawton

Search and Discovery.com

... be detected in the seismic data after a year of injection, providing the data have good bandwidth and a high signal-to-noise ratio. Introduction Carbon...

2014

Application of Borehole Imaging to Evaluate Porosity and Permeability in Carbonate Reservoirs: from Example from Permian Basin

D.V. (Vivek) Chitale, Clive Johnson, Hunter Manley, David Entzminger, and Lyn Canter

Search and Discovery.com

..., the Xtended Range Micro-Imager (XRMI) with improved signal to noise ratio and expanded dynamic range, was able to generate very high resolution...

2009

One-Dimensional Prestack Seismic Inversion with Very Fast Simulated Annealing using Edge-Preserving-Smoothing Filter; #41576 (2015)

Somanath Misra, Mauricio Sacchi

Search and Discovery.com

... and more accurate estimation of model parameters. The algorithm is stable over a reasonable level of signal-to-noise ratio. The uncertainty analysis...

2015

Kurau: An Example of the Low-Relief Structural Play in the Malacca Strait Psc, Sumatra, Indonesia.

Sunu H. Praptono, Rovicky Dwiputro, Ian M. Longley, Richard W. Ward

Indonesian Petroleum Association

... returns and virtually no ground roll. Bigger charges created noise. Full fold cover: 48 fold from a 96 trace system improved both signal/noise...

1991

Three-Dimensional Seismic Analysis in the Characterization of a Giant Carbonate Field, Onshore Abu Dhabi, United Arab Emirates

Peter Melville, Omar Al Jeelani, Saeed Al Menhali, Jürgen Grötsch

AAPG Special Volumes

... of the longer offsets available to the stack at target level and hence provided better multiple discrimination and improved the signal-to-noise ratio...

2004

The Seismic Exploration of the Mahakam Delta, or "Nine Years Shooting in Rivers, Swamps and Very Shallow Offshore"

Guy Roux

Indonesian Petroleum Association

... meters, shooting in the water provides much better records than shooting in a drilled hole. The Signal to Noise Ratio is higher and the frequency spectrum...

1977

Seismic Stratigraphic Framework of an Early Cretaceous Sand Lobe at the Slope of Southern Loppa High, Barents Sea, Norway, #30230 (2012)

Nauman Sattar, Christopher Juhlin, Nadeem Ahmad

Search and Discovery.com

...” for seismic stratigraphic interpretation because of its higher frequency content and good signal to noise ratio. This survey covering part of southern...

2012

Reservoir Characterisation Through Integrated AVO, AI and EI Inversion

Andy Furniss

Indonesian Petroleum Association

... in Poisson's ratio across the interface. He also demonstrated how to use this anomalous effect to directly infer the presence of hydrocarbons from...

2002

Seismic Reflections from a Lau Basin Magma Chamber

Janet L. Morton, Norman H. Sleep

Circum Pacific Council Publications

... (1982), we selected four adjacent common midpoint gathers from line 11 over flat, sedi­ ment-free seafloor, summed them to increase the signal to noise...

1985

Well Log Analysis and Seismic Attenuation in a Heavy Oilfield: Ross Lake, Saskatchewan; #20294 (2015)

Zimin Zhang, Robert Stewart

Search and Discovery.com

... the levels were calculated using a 500ms window on down-going P and down-going shear-waves respectively. Considering the signal-to-noise ratio, frequency...

2015

Abstract: How to Improve Location Accuracy When Dealing with Artifacts in Microseismic Event Locations; #90187 (2014)

N. Verkhovtseva

Search and Discovery.com

... thin layers with very high velocities do not have any sufficient effect on arrival times while they can cause errors in the event locations if modeled...

2014

Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data

Harmita Lestari, Nur Ayu Anas, Muh. Resky Ariansyah, Sabrianto Aswad, Heri Winarto

Indonesian Petroleum Association

.... Then a number of filtering processes are carried out to strengthen the seismic data signal and the amplitude of seismic waves and eliminate noise...

2019

Vibroseis and Dynamite Comparison as Seismic Energy Source in North Sumatra

M. E. Gregg, B. E. Mackenzie, A. Patria

Indonesian Petroleum Association

... generated noise. The amplitude of weak signal arrivals is down more than 60 dB from the strong ground roll. In comparison, Vibroseis generated source noise...

1991

Chapter One: Introduction to AAPG Memoir 42/SEG Investigations in Geophysics, No. 9, 7th Ed.

Alistair R. Brown

AAPG Special Volumes

... of 3-D migration depends on the velocity field, signal-to-noise ratio, migration aperture, and the approach used. Assuming the errors resulting from...

2011

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