The Internal Framework of the Southwestern Florida Bank

F. Jeanne Shaub

GCAGS Transactions

... the rocks generate sufficient coherent noise to overwhelm most acoustic signals. Also, there are few offshore wells and very little information from...

Refined Karst Feature and Fault Identification Through Integrated Wave Field Separation and Imaging of Diffraction Energy

Riaz Alai, Afiq Mokhtar, Christopher Lee Slind, Yonghe Guo, Rizki Krishna Pratama

Indonesian Petroleum Association

... separation gives better noise separation and better handling of complex velocity areas. As diffractions are coherent 3D tails from which the background noise...

Delineation of the Reservoir by Seismic Methods: Chapter 3

Roberto Sarmiento

AAPG Special Volumes

... coinciding with reflection arrival time. Below, processing is done in the frequency domain by inverse filtering, while the phase spectrum is added...

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... is desirable for the purpose of attenuating ground roll and other surface noise, what benefit derives from individual recording? Figures 7 and 8 provide...

Structural analysis of seismically mapped horizons using the developable surface model

Richard J. Lisle, Juan Luis Fernndez Martnez

AAPG Bulletin

... properties are determined by analyzing the variation of dip and strike along linear strips on the surface. By considering strips in different...

Use of SEASAT-Derived Free-Air Gravity to Interpret the Crustal Structure of Southeast Asia

M. T. Angelich

Indonesian Petroleum Association

... in the distribution of earthquake hypocenters across the Sunda Strait has been interpreted by Fitch and Molner (1970) and Hamilton (1979) to be a change in the dip...

If It Is So Easy, Why Dont You Come Do It Yourself? A Response to What I Wish My Geologist Knew About Drilling: A Drilling Engineers View of GeosteeringŽ

Raymond L. Woodward, Samuel F. Noynaert

Unconventional Resources Technology Conference (URTEC)

... Distance, but did not predict a 27’ antithetic fault near 2000’ VS, nor the much smaller antithetic faults and rolling dip near the major fault...

Recent Relative Sea-Level Change in Eastern North America

Barbara V. Braatz, David G. Aubrey

Special Publications of SEPM

... at Churchill are not coherent (in time) with the rest of the east coast data. A residual rate of RSL rise at Churchill, however, determined using linear...

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...

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...

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

... and families of fractures are generally better characterized when illuminated normal to their dip, i.e. head on against the faults. The fault and fracture...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... bursts. A two pass FX filtering was used to remove both low frequency noise and high frequency random spikes. Ground roll removal was addressed...

Getting it Right the First Time in the Ceduna Sub-Basin: Regional and Target Depth Imaging in a Frontier Setting

Weidi Koh

Australian Petroleum Production & Exploration Association (APPEA) Journal

...-coherent noise and the ability to account for multipathing (Sherwood et al. 2008). Wavelet-shift tomography (PGS hyperTomo) uses the inherent beamlet...

Iterative 3D deterministic and data-driven multiple attenuation for deep-water OBN in the Campos Basin

Thais Sales, Frederico Xavier de Melo, Joel Monteiro, Dmitri Skorinski, Shady Attia, Mohammad Ghazey, Marcella Braga, Etory Sperandio, André Ferreira, Moacyr Bezerra, Thiago Costa

International Meeting for Applied Geoscience and Energy (IMAGE)

... known for its geological complexity, with deep reservoirs placed under a structured overburden setting, generating complex coherent noise directly...

Cretaceous forensic podiatry: big game tracking with a microresistivity image log on a McMurray Formation scroll bar

Howard Brekke

CSPG Bulletin

... though the dip angles are present. Filtering the flat-lying data out of maps highlights areas where beds show reliable dip directions. To avoid noise...

Application of accurate sedimentology interpretation method based on cost function in reservoir characterization

Huihuang Tan, Xinyi Duan, Xiaojie Zhang, Wei Gao

International Meeting for Applied Geoscience and Energy (IMAGE)

... circumstances, high-resolution processing, filtering based on dip-steering cube, -90°phase shift and other interpretation processing technique will be used...

Abstracts: Footprint Removal with Co-ordinate Rotation; #90173 (2015)

Mark Ng and Ye Zheng

Search and Discovery.com

...., SW, Calgary, AB, Canada, T2P 0R3 [email protected] and Ye Zheng [email protected] Summary Some of the effective footprint removal filtering...

Abstract: A Ray+Waveform Inversion for the Potency Tensor; #90187 (2014)

Scott Leaney and Chris Chapman

Search and Discovery.com

... than moment. In its simplest form, potency tensor inversion remains a linear problem, with the source medium properties absorbed into the strain Green...

ABSTRACT CO2-PENS: Development of a Spatially Coherent System-Level Modeling Tool for Performance Assessment of Geologic Carbon Dioxide Sequestration, #90103 (2010)

Philip H. Stauffer, Rajesh J. Pawar, Bruce C. Lettelier, Hari S. Viswanathan, Dean L. Sanzo, Gordon N. Keating

Search and Discovery.com

...ABSTRACT CO2-PENS: Development of a Spatially Coherent System-Level Modeling Tool for Performance Assessment of Geologic Carbon Dioxide Sequestration...

3-D Analysis and Model Construction

Charles Kerans, Scott W. Tinker

Special Publications of SEPM

..., and the primary depositional dip. Stochastic methods will put the variability of the data into the model, but as a rule of thumb, the greater the well...

Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)

J. Patrick Butler and Randy Kolesar

Search and Discovery.com

... and the velocity, with the common offsets that are flattest and most coherent, picked. This methodology is fast, robust, and effective; and since it works...

Quantification of fold curvature and fracturing using terrestrial laser scanning

Mark A. Pearce, Richard R. Jones, Steven A. F. Smith, Kenneth J. W. McCaffrey

AAPG Bulletin

... with several linear transects temporarily marked across the outcrop.Light Detection and Ranging Data: Filtering and SmoothingAfter LIDAR acquisition...

Integrated Workflows for Drilling Optimization and Enhanced Production

Jakob Heller, Venkatesh Anantharamu, Andrew Lewis, Bruce Karr, Ron Bianco

Unconventional Resources Technology Conference (URTEC)

... Oriented Filtering (SOF) was used to remove unwanted noise (mostly high frequency) from seismic data whilst preserving the signal. A dip-estimate...

Solving Shear-Wave Splitting in PS Data Processing of 3D 4C OBN Seismic Survey Offshore Nunukan, Indonesia

Andreas Waluyo, David Tilling, Supriyono, Rio Sebayang, Agus Warmar Rasa

Indonesian Petroleum Association

... in both stacks. For most parts, continuity of the coherent signals is improved (two blue ovals). While in the west side, as the noise level increases...