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The AAPG/Datapages Combined Publications Database

Showing 31,581 Results. Searched 190,142 documents.

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Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique

Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu

Unconventional Resources Technology Conference (URTEC)

... inversion. URTeC 2153634 2 (a) (b) (c) Figure1 The problems on pre-stack gathers (a)Non-continuous events and low signal-to-noise ratio caused...


A Case Study on the Challenges Overcome in the Merge of Seven On-Shore 3-D Surveys of Varying Acquisitions in Huila Department, Colombia

Henry Maldonado, Timothy Brooks, Lilia Maria Saavedra, Gilbert Gutierez, Albeiro Saavedra, Peter Watterson

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... the acquisitions and the subsequent impact on the final signal to noise ratio. In this particular project, there was a very great change in the signal...


Abstract: Noise and its Effect on Microseismic Event Locations; #90174 (2014)

Neda Boroumand and Henry Bland

Search and

...Abstract: Noise and its Effect on Microseismic Event Locations; #90174 (2014) Neda Boroumand and Henry Bland AAPG Datapages/Search and Discovery...


Broadband Seismic Technology and Beyond: Part VIII: BroadSeis in Exploration

Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth

GEO ExPro Magazine

.... Conventional marine streamer acquisition usually lacks sufficient signal-to-noise ratio in the 2–7 Hz bandwidth due to streamer depth, streamer tow noise, source...


Abstract: Benefits of Hydrophones for Land Seismic Monitoring; #90172 (2014)

Eric Forgues, Estelle Rebel

Search and

... the best data quality: a) they are free of shear wave, b) they present a better Signal to Noise ratio (20dB gain), c) they show better repeatability...



Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017)

Luis Vernengo, Eduardo Trinchero, Maximillian Garcia Torrejon, Ignacio Rovira

Search and

... seen on the right could result in somewhat lower signal-to-noise ratio, but the data helps in facilitating horizon picking through the volume...


True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)

M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin

Indonesian Petroleum Association

... attenuation, low signal-to-noise ratio; ‐ Multiples in shallow-water conditions; ‐ Imaging distortions under the faults (faultshadowing or/and fault-mode...


Using Depletion-Zone Microseismicity to Understand Producing Volumes

Jonathan P. McKenna, Michael H. Grealy, Michael S. Blaz, Nathan M. Toohey

Unconventional Resources Technology Conference (URTEC)

... (r) and size/quality of the events (Signal to Noise Ratio (SNR)). Figure 1shows a plot of all three variables for all stages of the stimulated pad...


Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... trace. This increases the signal-to-noise ratio by a factor of N where N = number of traces summed together (fold). 6. Scaling--applies a time-varying...


Frequency-dependent seismic-stratigraphic and facies interpretation

Hongliu Zeng

AAPG Bulletin

... is considered high in the signal:noise ratio. However, the noise issue cannot be ignored in the general application. As in conventional seismic interpretation...


Comparison of Multi Azimuth 3D Survey With Conventional Single Azimuth Survey in a Complex Geological Area

Andrea Bergamaschi, Michele Buia

Indonesian Petroleum Association

... and to enhance the signal-to-noise ratio (S/N) of good reflectors, allows a milder and more frequency friendly anti-multiple solution. Of particular note...


Abstract: DAS-VSP Application in Complex Structure of Western China; #90319 (2018)

Zhidong Cai, Gang Yu, Yanpeng Li, Yixin Jin, Yanhua Wang

Search and

... application effect in complex structure area in western China. But due to the low signal-to-noise ratio of DAS data, DAS-VSP can’t take the place...


3D Seismic Acquisition Design in a Volcanic Environment Using Simple 2D Dynamic and 3D Static Seismic Acquisition Method Analysis in the North West Java Basin

Adib Banuboro, Gilang Wiranda, Agung Adi Susanto, Alpius Dwi Guntara, Dwa Desa W, Firman Syaifuddin

Indonesian Petroleum Association

... it (Klaner,2013). In this environment, seismic acquisition parameters should be determined in order to obtain good data with a high signal to noise ratio. Seismic...


Seismic Acquisition and Processing

Bruce S. Hart

Special Publications of SEPM

... of interest and to help boost the signal-to-noise ratio . This the e will be e phasized throughout this chapter . To be a good interpreter, one needs...


Abstract: Importance of Pre-Frack Site Surveys and Broadband Seismometers to Microseismic Monitoring; #90174 (2014)

N. Ackerley and N. Spriggs

Search and

...-to-noise ratios. The question is whether the signal to be measured is larger than the noise, and by how much. Method The ground motion due to an event...


Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and

... random value to introduce sporadic ”white” perturbation into the model. The final signal-to-noise ratio was set to 3.6. The imaging of source parameters...


Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)

Michael Thornton

Search and

... signal-to-noise-ratio (SNR) at the surface does not generally allow detection of signals in the unstacked data (e.g., Zhebel et al., 2010). Migration based...


Filling the Inversion GapŽ Without Well Data: Multi Level Sources and Streamers Help Improve Inversion

Martin Bayly, Dominic Lowden, Bruce Webb, Ed Kragh

Indonesian Petroleum Association

... of around 12dB improvement in signal-to-noise ratio below 10Hz while retaining all the high frequency information of the shallow spread. Processed...


Uncertainty in Surface Microseismic Monitoring; #41258 (2013)

Mike Mueller, Michael Thornton, and Leo Eisner

Search and

.... Signal-to-noise-ratio (SNR) is a key indicator of the uncertainty in migration-based imaging of microseismic events. Reliability, in terms of the ability...


Discussion of "Quartz Grain Orientations (The Photometric Method)"

Peter C. Trescott

Journal of Sedimentary Research (SEPM)

..., and found that the signal to noise ratio for some slides is so small that useful results cannot be obtained. Pierson (1959) reduced the noise to some...


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