Magnetotellurics (MT): Technique, Interpretation, and Application, Karen Rae Christopherson, Search and Discovery Article #40025, 2001

Search and Discovery.com

I. Relating Seismic Data to Stratigraphy

Norman S. Neidell

AAPG Special Volumes

.... Coherent seismic noise trains however, do persist in organized form from trace to trace yet again convey no direct geologic information. Source...

URANIUM AND ASSOCIATED ELEMENTS IN WATERS OF THE KEY LAKE AREA, SASKATCHEWAN

W. DYCK

Saskatchewan Geological Society

... surrounding Key Lake. At this density only U and Rn gave coherent anomaly patterns which could be related to the known radioactive boulder fan, although...

Estimation of Methane from Kerala - Konkan Onshore Peatlands of South West Coast India by Ground Penetrating Radar Method, #51460 (2018).

K. Devi, Rajesh R Nair

Search and Discovery.com

... processing steps include removal of D.C. offset, waveform-to-waveform shifts, band pass filtering and removal of the coherent background noise. The gain...

Enhancing Resolution and Improving Imaging: The New Dual-Sensor Seismic Streamer

Natasha Hendrick, Andrew Long, Rune Tenghamn

Indonesian Petroleum Association

...-ghosted pressure result. The new dual-sensor streamer architecture uses densely sampled co-located pressure and velocity sensors housed in a low-noise...

Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block

Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... cable and a 14-on-10 streamer overlap to improve signal-to-noise ratio (SIN) and sampling for development and production, and to serve as 4D baseline...

Statistical imaging through strongly scattering near-surface with path summation techniques

Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov

International Meeting for Applied Geoscience and Energy (IMAGE)

... statistical imaging with small-scale heterogeneity and speckle scattering noise, highlighting the relationship between statistical imaging, small...

Long Climatic Time Series from Sediment Physical Property Measurements

Timothy D. Herbert, Larry A. Mayer

Journal of Sedimentary Research (SEPM)

... and colleagues' calibrations are the only ones that claim a linear correlation between the variables. CORRELATION OF GRAPE WBD TO CARBONATE CONTENT We...

Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

Robert E. Sheriff

AAPG Special Volumes

... of coherent wavetrains, as well as random noise. Predictive deconvolution and common-depth point stacking attenuate multiples. Deconvo ution helps remove near...

Pattern Recognition in a Digital Age: A Gameboard Approach to Determining Petrophysical Parameters; #40929 (2012)

Daniel A. Krygowski and Robert M. Cluff

Search and Discovery.com

... (1994) of using Hingle and Pickett plots in concert, helped to increase the number of parameters predicted, and to do so in a more coherent and cohesive...

Use of Thousand-Channel Seismic in Canning Basin

A. Moore, E. Allison

Petroleum Exploration Society of Australia (PESA)

... up he assumed the seismic was clear and started drilling. The noise is remarkably coherent out to a distance of 1 km, after which the shot-generated...

Exploration of the North Seribu Area, Northwest Java Sea

Roberto Fainstein

Indonesian Petroleum Association

... on reprocessing. Attenuation of multiples and reverberations was of foremost importance because the seismic sections were contaminated with these coherent noise...

Fundamental 3-D Seismic Survey Design

Stuart Wright

Rocky Mountain Association of Geologists

... in determining velocity fields, deriving robust statics solutions, performing DMO, and using the stack to attenuate coherent noise. Also, optimizing...

Seismic Monitoring of Hydraulic Fracturing Activity in the Wolfcamp Shale of Midland Basin, Texas

Abhash Kumar, Hongru Hu, Alex Bear, Richard Hammack, William Harbert

Unconventional Resources Technology Conference (URTEC)

... observed majority of the low frequency events with clear coherent arrivals within 10-60 Hz. Due to non-linear frequency response of surface geophones...

Shallow High-Resolution Seismic Reflection to Delineate Upper 400 m around a Collapse Feature in Central Kansas

Richard D. Miller, Ana Villella, Jianghai Xia

Environmental Geosciences (DEG)

... with impulsive shallow seismic data sets (Steeples and Miller, 1990). As is always the case, extreme care was taken to insure that no coherent noise...

Improved Imaging in Baffin Bay: Learning from Experience

Will Bradbury, Nick Woodburn, TGS

GEO ExPro Magazine

... in the shot, receiver, common mid-point (CMP), and common offset domains to enhance primary signal and minimise both coherent and incoherent noise. New Data...

Working with Salt on 2-D Seismic Lines

New Orleans Geological Society

... are definitive (e.g. a strong reflector off the upper surface of salt body). Others are only suggestive (e.g. lack of coherent reflectors within a suspected...

What are Interpreters for? The Impact of Faster and More Objective Interpretation Systems

Martyn Millwood Hargrave, Andrew Deighan, Jamie Haynes

Indonesian Petroleum Association

.... The difficulties of dealing with noise and ambiguity have hampered the automation of various processes to date. Fault Picking: Tedious and Repetitive Exercise...

Extended Abstract: Analysis of a Discontinuity Surface within Point Bar Deposits of False River, Louisiana

Martial J. Morrison, Juan M. Lorenzo, Peter D. Clift, Kory M. Konsoer

GCAGS Transactions

... experiments demonstrated which type of source and receiver provided the least amount of noise, with the most coherent incoming signal from...

ABSTRACT: Large Volume Reconnaissance Using 3-D Visualization Software, Desert Springs Field, Sweetwater County, Wyoming; #90013 (2003)

ROBERT BUNGE

Search and Discovery.com

... include items such as noise and data skips. There are several ways of addressing data problems during interpretation. I have found the workflow below...

Large Volume Reconnaissance Using 3-D Visualization Software, Desert Springs Field, Sweetwater County, Wyoming, by Robert Bunge, #40103 (2003).

Search and Discovery.com

Chasing the Faults within a Permian Carbonate Using Wide Azimuth Seismic Data - A Thailand Case Study, #41016 (2012)

V. W. T. Kong, M. Lawlor, C. E. Hinz

Search and Discovery.com

... are damaged in the noise attenuation step, 2) the population and signal to noise ratio is enhanced prior to the prestack time migration step, to yield better...

Intelistrata: a System for Stratigraphic Interpretation of Well Logs; #41199 (2013)

Sandro Rama Fiorini, Mara Abel, and Claiton M. S. Scherer

Search and Discovery.com

..., the Intelistrata interpretation engine innovates by integrating signal processing and semantic reasoning techniques to produce a coherent...

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

... necessary to record data with the highest signal to noise ratio and resolution possible for the Duri area. Velocity holes and small refraction surveys...

Reservoir architecture and porosity distribution, Pegasus Field, West Texas — an integrated sequence stratigraphic-seismic attribute study using neural networks

J. S. Schuelke, J. A. Quirein, J. F. Sarg, D. A. Altany, P. E. Hunt

West Texas Geological Society

..., and weak coherent events are evident. Phase sections can thus show depositional geometries not immediately evident on seismic displays. Flattened phase...