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The AAPG/Datapages Combined Publications Database
Showing 18,797 Results. Searched 200,293 documents.
Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)
R. Malcolm Lansley and Peter Maxwell
Search and Discovery.com
... these days is the MEMS sensor. These digital sensors also have a DC response and so are favorable for low frequency recording. However, experience has shown...
2015
Improving the Reliability of Permanent Downhole Monitoring Systems
Tim Conn, Ivan Mombourquette
Indonesian Petroleum Association
... the digital Electrical Resonating Device (ERD™) system approach shifts the complexity from downhole to surface. The benefits of accomplishing...
2003
Digital Innovation in Subsea Integrity Management
Ricky Thethi, Dharmik Vadel, Mark Haning, Elizabeth Tellier
Australian Petroleum Production & Exploration Association (APPEA) Journal
... management (IM)-approach comparison EDMS, electronic document management system; GUI, graphical user interface Parameter Non-digital approach Digital smart...
2020
Advances in Vibroseis Technology Enhance Low-Frequency Recording and Provide Significant Operational Benefits, #41736 (2015).
Charles J. Criss
Search and Discovery.com
... and understanding the force output of the Vibroseis. Combining this technology with the low-frequency performance characteristics of the digital sensors...
2015
Vibroseis System: a High-Frequency Tool: ABSTRACT
William L. Chapman, G. L. Brown, D. W. Fair
AAPG Bulletin
...Vibroseis System: a High-Frequency Tool: ABSTRACT William L. Chapman, G. L. Brown, D. W. Fair 1981 910 910 65 5. (May) Exploration methods...
1981
Accelerometer vs. Geophone Response: A Field Case History
Search and Discovery.com
... feedback system to prevent the proof mass from moving very far from a central reference position. At frequencies where the digital nature...
2013
Incorporating Artificial Intelligence into Traditional Exploration Workflows in the Cooper-Eromanga Basin, South Australia
H. M. Garcia, W. G. "Woody" Leel Jr., M. Riehle, P. Szafian
International Meeting for Applied Geoscience and Energy (IMAGE)
... transformation to decompose the data and chose three of the generated bands to combine in a RGB blend. This produces a volume that has frequency response changes...
2021
Abstract: Quantifying Heterogeneity Preserved in Inverted Seismic Data: Implications for Reservoir Prediction and Geostatistical Modeling;
Teresa Langenkamp, Lisa Stright, Heather Bedle, Stephen Hubbard, Brian Romans
Search and Discovery.com
..., contains outcropping deep-water channel deposits. These deposits represent the products of sediment transfer across deep-water slopes. Digital...
Unknown
Reduced Manning with Improved Safety and Reliability: How Classification Societies and Digital Solutions can Support Operators
Mark Tipping
Australian Petroleum Production & Exploration Association (APPEA) Journal
..., this will only achieve the confidence required in the system if the digital twin and its components have been through rigorous digital assurance processes...
2019
Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin
Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama
Indonesian Petroleum Association
...’ of a seismic signal, aims to characterize the time-dependent frequency response of subsurface rocks and reservoirs. One of the methods for computing a time...
2008
Resolution of Lower and Higher Frequency Sequences in Neogene Coastal Deltas, Offshore Mid Norway, by S. Henriksen and P. Weimer; #90986 (1994).
Search and Discovery.com
1994
Amplitude Recovery of Digitally Recorded Data
Roy O. Lindseth
Pacific Section of AAPG
... a signal which is a unique representation of the sedimentary section at that point. The desired information is superimposed on a transient response system...
1972
Analysis of Electromagnetic Depth Sounding Responses Over a Layered Earth: Investigating Oil & Gas Seeps in the Petroleum Provinces
Shastri L. Nimmagadda, Andrew Ochan
Petroleum Exploration Society of Australia (PESA)
... investigations of electromagnetic depth sounding using central frequency sounding (CFS) system over a layered earth. Failure of conventional electrical...
2016
Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017)
Luis Vernengo, Eduardo Trinchero, Maximillian Garcia Torrejon, Ignacio Rovira
Search and Discovery.com
...Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017) Luis Vernengo, Eduardo Trinchero, Maximillian...
2017
Induced polarization chargeability calibration standards
John E. E. Kingman, Terry J. Ritchie, Peter Rowston*
Petroleum Exploration Society of Australia (PESA)
... as a moving average or FIR digital filter. Filters with multiple gain zeros (notches) at the sampling Nyquist frequency serve best in this regard. For example...
2019
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... and interactive system between the geophysicist and the subsurface layers. The response of the subsurface layers to the action of the geophysicist...
1993
ABSTRACT Interpretation Visualization and Presentation of Digital Well-Log Data in 3-D Virtual Reality Space: Application to Mapping of Coals , #90104 (2010)
Kinsland Gary L.; Borst Christoph; Das Kaushik; McWhorter Mathew
Search and Discovery.com
... (3DVR) system within which geological data are imaged. Digital well‐logs are hung from Shuttle Radar Topography Mission (SRTM) surfaces. We have created...
2010
OPSEIS™ Seismic Recording System
H. A. Tims, D. R. Cahill
Indonesian Petroleum Association
..., and selected traces of the seismic response. The System Monitor Unit houses the radio-frequency transmission module, power supplies, and monitor logic circuits...
1983
The Digital Workforce Disruptive Technologies Changing the Way Work Gets Done
Christopher Jordan
Australian Petroleum Production & Exploration Association (APPEA) Journal
... better decisions and amplify their performance. As an example of digital in action, during a planned turnaround one organisation used radio frequency...
2017
Frequency-dependent seismic-stratigraphic and facies interpretation
Hongliu Zeng
AAPG Bulletin
... for geologic interpretation. Complete representation of the depositional system should combine high-amplitude patterns from different frequency bands...
2013
Telluric Currents and Their Use in Petroleum Exploration
K. Vozoff , R. M. Ellis , M. D. Burke
AAPG Bulletin
...). If the response of the detecting system can be matched to the spectrum of the signal, then the entire frequency range of interest can be recorded on a chart...
1964
Monitoring Beach Morphology Changes Using Small-Format Aerial Photography and Digital Softcopy Photogrammetry
Cheryl Hapke, Bruce Richmond
Environmental Geosciences (DEG)
... control points, and the resolution of the digital imagery. The CAMS system does not have fiducial marks, which are common in most aerial...
2000
Structural Analysis Using Spatial Filtering in Interior Plains of South-Central Alberta
J. E. Robinson , H. A. K. Charlesworth , M. J. Ellis
AAPG Bulletin
... domain and its equivalent to the Fourier transform of its amplitude and phase frequency responses. In the case of the unit impulse response all frequencies...
1969
Marine Seismic Data Acquisition: Part 7. Geophysical Methods
James F. Desler
AAPG Special Volumes
... is generated because the primary objective of seismic method is to measure the acoustic impulse response of the earth. Recently, sleeve guns, which...
1992