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The AAPG/Datapages Combined Publications Database

Showing 32,522 Results. Searched 193,586 documents.

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Integrated reservoir characterization of low resistivity thin beds using three-dimensional modeling for natural gas exploration

Lim Yen Jun, Lo Shyh Zung

Geological Society of Malaysia (GSM)

... compartmentalized, hence a noble fault interpretation workflow is required to illuminate sub-seismic fault through effective method. The poor signal to noise...

2018

Geophysical Interpretation of Pinedale Field

Sally G. Zinke

AAPG Special Volumes

.... This configuration of source and receivers enhances the signal-to-noise ratio by utilizing both down-going direct arrival and up-going reflected information...

2014

Anomalies Indicate Potential

Aslak Myklebostad, Svein Ellingsrud

GEO ExPro Magazine

... of stacks to achieve the required signal to noise ratio. The receivers are equipped with an active verticality correction for the vertical electric dipole...

2019

Application of TTI Reverse Time Migration, Deepwater Offshore Malaysia (Paper P5)

J. Sun, B. Mishra, C. Jiao, J. Sun, G. Hodgkiss, A. Bisset

Geological Society of Malaysia (GSM)

.... Dip filters were also applied in the deep part to control remaining noise patterns. Despite the process, the signal/ noise ratio is still relatively...

2012

Abstract: AVO Compliant Spectral Balancing; #90171 (2013)

Nirupama Nagarajappa and Jon Downton

Search and Discovery.com

... reference band the frequency spectrum is flat and has a high signal-to-noise ratio. Each frequency window within the trace is then whitened to the same...

2013

Reservoir Uncertainty

Mike Shepherd

AAPG Special Volumes

... for features, only if they are greater than about 2040 m (66132 ft) in height at moderate reservoir depths. Additionally, variation in the signal to noise ratio...

2009

Geological Considerations during Microseismic Monitoring, Processing, and Interpretation of Hydraulic Fracture Treatment

J. Le Calvez, S. Hanson-Hedgecock, P. Primiero, T. Al-Wadhahi, O. Harrasi

Unconventional Resources Technology Conference (URTEC)

... azimuth. Figure 6 illustrates the effect of high noise, low signal to noise ratio events on hodogram plots. The event on the left has low noise and a high...

2016

Identification of Fracture Zone in Field AŽ Using Maximum Entropy Method

Aditya T. Pratama, Leonard J.I. Lisapaly

Indonesian Petroleum Association

... Maximum entropy method is a technique which enhances the resolution and signal/noise ratio of any measure on a given system, using certain a-priori...

2005

Application of Amplitude, Frequency, and Other Attributes to Stratigraphic and Hydrocarbon Determination: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

M. T. Taner, R. E. Sheriff

AAPG Special Volumes

... of events; it is especially useful where the signal to noise ratio is poor, although this benefit is not well-illustrated in this example. Discontinuities...

1977

Azimuthal AVO Gradient Anisotropic Analysis on Prediction of Fractures on Barnett Shale

Shiguang Guo, Bo Zhang, Tengfei Lin, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... reflection energy from the fault plane in these two azimuths. In addition, the signal-to-noise ratio is better in stacked volume from 90o and 135o . Page...

2013

Abstract: Automatic Time Picking and Velocity Determination on Full-Waveform Sonic Logs; #90171 (2013)

Lejia Han, Joe Wong, John C. Bancroft, and Robert R. Stewart

Search and Discovery.com

... an automatic picking method based on a modified energy ratio attribute. Noise reduction schemes are used to provide significant improvement on picking...

2013

Combining high resolution modelling and one-way wave field extrapolation migration to image beneath a complex overburden: A case study from Porcupine Basin, Ireland

Partha Pratim Mandal, Weidi Koh, Julien Bluteau, David Laws, Jennifer Greenhalgh

Petroleum Exploration Society of Australia (PESA)

... modelling; specifically the fast generation of dense 3D CIGs (common image point gathers), high signal to noise, the ability to reject coherent & non...

2016

Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project

Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson

Petroleum Exploration Society of Australia (PESA)

... the conventional seismic sensors. VSP data acquired with DAS on CRC-3 well present high signal to noise ratio with a potential to image the injection...

2019

New Developments in Acoustic Logging

J. Zemanek, D. M. Williams, R. L. Caldwell, C. L. Dennis, F. A. Angona

Indonesian Petroleum Association

.... In this way a running stack of the data is made and a minimum of √8 improvement in signal-to-noise ratio is obtained. If random noise such as "road...

1985

Abstract: Microseismic Signal Loss from Reservoir to Surface; #90187 (2014)

S. C. Maxwell, D. Raymer, M. Williams, and P. Primiero

Search and Discovery.com

... sensors, although this effect will not be discussed further here, it is well known and documented elsewhere. Stacking and potential signal-to-noise ratio...

2014

Seismic Inversion as an Exciting Tool to Delineate Facies Distribution in Tiaka Carbonate Reservoirs, Sulawesi - Indonesia

Deddy Hasanusi, Erham Adhitiawan, Anies Baasir, Leonard Lisapaly, Robert van Eykenhof

Indonesian Petroleum Association

... recorded using different sources, resulting in variations in signal-to-noise ratio, frequency content, and seismic amplitude dynamic range. Second...

2007

Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)

Saul E. Guevara, Gary F. Margrave, and William M. Agudelo

Search and Discovery.com

... event picking (e. g.. Al Dulaijan, 2008)., Borehole data surveys allow relating Vs to depth and to lithological properties for an specific location...

2014

Seismic Lithology (AVO) Interpretation at the Badak and Nilam Fields in the Sanga Sanga Block, Kalimantan

William C. Ade, Ian T. McMahon, Wahyudin Suwarlan

Indonesian Petroleum Association

... was the CDP method. An alternative had to be found which could still provide the benefits of CDP stack, namely: a process that improves signal to noise ratio...

1988

The Use of Geoelectrical Imaging Surveys for the Delineation of Different Subsurface Geological and Man-Made Features

S. S. Abdul Nassir, C. Y. Lee

Geological Society of Malaysia (GSM)

... . Moreover it has partially suppressed the effect of electrical noise on the field measurements as well as strengthened the voltage signal to noise ratio...

1999

3D Seismic Reconnaissance Workflows for Rapid Prospect Generation … US Gulf Coast

J Henderson

Search and Discovery.com

... this, the workflow is not laborious to apply. Data Conditioning: Removing the Noise Signal to noise ratio is the first issue to be addressed...

Unknown

3D Seismic Reconnaissance Workflows for Rapid Prospect Generation … US Gulf Coast

J Henderson

Search and Discovery.com

... this, the workflow is not laborious to apply. Data Conditioning: Removing the Noise Signal to noise ratio is the first issue to be addressed...

Unknown

Prospect Investigation and De-Risking Using Cognitive Interpretation Workflows, Offshore Equatorial Guinea; #42170 (2017)

Tom Wooltorton, Stephen Leslie, Merritt Smith, Ryan M. Williams, Luis Gomez

Search and Discovery.com

... the signal to noise ratio. ▪ Spectral whitening improved the vertical resolution. Original 12.4km 4300ms 5500ms Conditioned Data Conditioning...

2017

Reservoir Petrophysics of Bima Field, North-West Java Sea

E. Poggiagliolmi, V. R. Checka, R. C. Roe, R. Purantoro

Indonesian Petroleum Association

... through the zone-of-interest and a high signal-to-noise ratio. A multi-line, multi-well approach was adopted throughout all seismic processing stages...

1988

Microseismic Without Dots … Probabilistic Interpretation and Integration of Microseismic Surveys

Ulrich Zimmer

Unconventional Resources Technology Conference (URTEC)

... of the event locations and its interpretation greatly depends on the quality and accuracy of the input parameters such as signal-to-noise ratio...

2017

Imaging in Complex Environments … Common Reflection Angle Migration

Graham A. Winbow

Indonesian Petroleum Association

... “sweeps”, if uneven illumination is not properly compensated there will be signal/noise problems above target reflectors due to incorrect interference...

2007

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