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...

Seismic land acquisition designed to identify geology and rock properties over stacked pay interval using HTD 3D3C survey in the Permian Basin

Bruce Karr, Andrew Lewis, Stephen Klug, Ron Bianco

International Meeting for Applied Geoscience and Energy (IMAGE)

.... As such, the seismic data needs to illustrate a high level of spatial resolution and signal to noise ratio. The C-Ranch HTD 3D3C dataset exhibits...

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...

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...

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...

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...

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...

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...

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...

Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings

F. Sandnes, L. Nustt, S. G. Henry

Indonesian Petroleum Association

... of the following steps (Figure 5): Figure 5. VSP processing flow chart Improvement of signal-to-noise ratio by stacking and bandpass filtering; band pass...

Seismic Data Obtained Using .50-Caliber Machine Gun as High-Resolution Seismic Source

Michael D. Seeber , Don Steeples

AAPG Bulletin

... Seisgun. The signal-to-noise ratio was 10 to 12 decibels better with the .50-caliber than with the Betsy, and gr und roll was less of a problem...

A Stratigraphic Interpretation of Shear and Compressional Wave Seismic Data for the Pennsylvanian Morrow Formation of Southeastern New Mexico: Chapter 13

M. D. McCormack, M. G. Justice, W. W. Sharp

AAPG Special Volumes

... these surface profiles using data acquisition parameters designed to produce similar signal-to-noise ratios and seismic resolution in both sets...

Tuning Effects' Impact on Seismic, by Gwang Lee, Keumsuk Lee, and Han Kim, #40474 (2009)

Search and Discovery.com

Discrete Fracture Network Generation Using Microseismic Data from a Single Monitoring Well

Xin Yu, Jim Rutledge, Scott Leaney, Chris Chapman

Unconventional Resources Technology Conference (URTEC)

...equation 5. Second, the scalar moments are calculated for each event using the low frequency amplitude (signal moment) from the spectrum analysis using equat...

Reducing Uncertainty in Fracture Modelling: Assessing User Bias in Interpretations from Satellite Imagery; #42427 (2019)

Jonathan Long, Richard Jones, Susie Daniels, Sébastien Gilment, David Oxlade, Max Wilkinson

Search and Discovery.com

... • With greater vegetation cover (ambiguity in signal to noise in AOI A) there is an increase in the variation of picked fracture traces. Length...

Seismic Detection of Gas in Cretaceous Sandstones and Fractured Sandstones

Walter E. Johnson, William T. Brown Jr., James B. Peterson

Rocky Mountain Association of Geologists

...-to-noise ratio. Figure 2 contains a schematic of a CDP in which the raypaths of several different shots reflect from the same subsurface location...

Fullband imaging

Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai

Petroleum Exploration Society of Australia (PESA)

... of the data to be imaged with higher signal-to-noise ratio. The next step was to handle the absorption effects caused by the gas pockets and the Earth...

Broadband Seismic Technology and Beyond: Part VII: CGGs BroadSeis „ A Change of Thinking

Lesse Amundsen, Martin Landrø

GEO ExPro Magazine

... a broadband wavelet with high signal-to-noise ratio. The issue of receiver ghosts is longstanding in the seismic industry. We are starting to see a range...

Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... reflectors (this data condition will be corrected in a later step). Signal/noise (S/N) enhancement and spectral balancing are relatively benign processes...

Abstract: Enhanced Surface Seismic Data Processing Using Simultaneous Acquired DAS-VSP Data; #91204 (2023)

Gang Yu, Jinliang Xiong, Junjun Wu, Yuanzhong Chen, Yingshui Zhao

Search and Discovery.com

... noise removal; and (3) group forming to increase signal-to-noise ratio. After the above special processing steps on the DAS-VSP data, the typical VSP...

Abstract: Estimating Q from Hydraulic Fracture Related Seismicity; #90187 (2014)

Gisela Viegas, Adam Baig, Ted Urbancic, Eric von Lunen, Jason Hendrick, and Sean Lovric

Search and Discovery.com

...-spectrum (blue lines). The frequency-range for each individual fit is different depending on the signal to noise ratio for each sensor. NetMoment Method...

Abstract: A Long-Period Long Duration Microseismic Event: Evidenceof Cardium Formation Induced Microseismicity?; #90224 (2015)

Andy St-Onge and David W. Eaton

Search and Discovery.com

.... The event has little coherent energy above 60 Hz and persists longer than any other recorded signal or noise. Moreover, the anomaly was recorded...

Lithology and Fluid Seismic Determination for the Acae Area, Puerto Colon Oil Field, Colombia

F. H. Gómez, J. P. Castagna

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... the effective signal to noise ratio, an angle-gather to find the effective angles at the reservoir time (0o-36o), and finally a range limited stacks...

Integrated Amplitude versus Offset (AVO) Approach for Delineating Stratigraphic Traps

M. Azuddin M. Yusof

Geological Society of Malaysia (GSM)

... a seismic interpreter point of view, this would only result in more seismic data of poorer signal-to-noise ratio. Imagine if we have a 3D AVO cube...

Abstract: Fit for Purpose Seismic Reservoir Characterisation (Geophysics Poster 9)

Troy Thompson, Matthew Lamont, Carlo Bevilacqua, Natasha Hendrick

Geological Society of Malaysia (GSM)

... high signal-to-noise ratio and statistical independence (Herrmann and Cambois, 2001). A simple scan through rotation angles can then be undertaken...