Application of Pseudorandom m-Sequences for Seismic Acquisition

Joe Wong

Search and Discovery.com

..., W=4.0 milliseconds, and T=124msec. Its autocorrelation, shown in Figure 1b, is periodic, with well-defined triangular shapes that peak at times equal...

Application of Pseudorandom m-Sequences for Seismic Acquisition

Joe Wong

Search and Discovery.com

..., W=4.0 milliseconds, and T=124msec. Its autocorrelation, shown in Figure 1b, is periodic, with well-defined triangular shapes that peak at times equal...

ABSTRACT: Feasibility Study of Seismic-While-Drilling Using Hammer Drilling Technology, by Shoichi Nakanishi, Brian Evans, and Kevin J. Dodds; #90913(2000).

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Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

...) is the crosscorrelation of the input with its time-advanced version, (6.u(n) is the autocorrelation of the input, and h(n) is the prediction operator...

Abstract: High-Accuracy Relative Event Locations using a Combined Multiplet Analysis and the Double-Difference Inversion; #90174 (2014)

Fernando Castellanos and Mirko van der Baan

Search and Discovery.com

... crosscorrelation methods to detect groups of events originated in the same source region, i.e., a multiplet group, and (ii) the double-difference method (DD...

Abstract: Post-processing Technique to Relocate Microseismic Events Using the Double-Difference Method; #90187 (2014)

Fernando Castellanos and Mirko van der Baan

Search and Discovery.com

... use a crosscorrelation technique to assess waveform similarity between events and identify multiplet groups. Then, we correct relative arrival time...

Deconvolution Using Matlab Script to Identify Fault-Seal

Maulana Hutama Rahma Putra, Irvan Rahadian Putra

Indonesian Petroleum Association

... approachment, so the equation of error becomes; ∑ with r is the jth terms of autocorrelation of x(n) where g is the jth the term of crosscorrelation beetween...

Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model

Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea

International Meeting for Applied Geoscience and Energy (IMAGE)

... by performing a crosscorrelation of the pilot trace to each CDP trace in the Third International Meeting for Applied Geoscience & Energy...

Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014)

Neda Boroumand and Hassan Khaniani

Search and Discovery.com

...Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014) Neda Boroumand...

A preliminary assessment of uncertainties attributed by analysts, array types and processing algorithms for microtremor observations, via the COSMOS Blind Trials

Michael W. Asten, Alan Yong, Sebastiano Foti, Koichi Hayashi, Antony Martin, William J. Stephenson, John F. Cassidy, Jacie Coleman

Petroleum Exploration Society of Australia (PESA)

... (e.g. beam-forming, spatial autocorrelation, seismic interferometry) as applied by the analysts to the incrementally released data, and then compare...

Data Analysis and Model Development

Alan P. Byrnes

Special Publications of SEPM

... are re­ viewed in Table 18-5. Multicollinearity and Autocorrelation Because there is very frequently a high degree of correlation between independent...

A dense linear array for passive seismic imaging of geothermal structural features: The FOAL experiment at Utah FORGE

Jaewoo Kim, Jonathan Ajo-Franklin, Tanner Shadoan, Valeriia Sobolevskaia, Julia Correa, Barry Freifeld

International Meeting for Applied Geoscience and Energy (IMAGE)

... (second column), and the zero-lag crosscorrelation of the two wavefields (third column). Third International Meeting for Applied Geoscience & Energy...

Abstract: A New Method for Microseismic Event Detection and Automatic Time Picking; #90187 (2014)

Yoones Vaezi and Mirko van der Baan

Search and Discovery.com

...) is dominated by background noise not the events. Therefore, as long as the events’ PSDs are different enough from the total PSD, we can use the crosscorrelation...

Abstract: Using Supervirtual Refraction Interferometry to Enhance First Arrivals of Seismic Data from Saudi Arabia, by A.A. Al-Shuhail, #90188 (2014)

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Abstract: Interferometric Assessment of Clamping Quality of Borehole Geophones; #90224 (2015)

Yoones Vaezi and Mirko van der Baan

Search and Discovery.com

... interferometry to assess the clamping quality of borehole geophone arrays. We suggest that the characteristics of the reconstructed crosscorrelation...

Abstract: Dynamic Reservoir Characterization: Application of Time-Lapse (4-D), Multicomponent Seismic to a CO2 EOR Project, Vacuum Field, New Mexico, by S. L. Roche, T. L. Davis, R. D. Benson, and L. Duranti; #90905 (2001)

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Regional detection and monitoring of injection-induced seismicity: Application to the 2010–2012 Youngstown, Ohio, seismic sequence

S. G. Holtkamp, M. R. Brudzinski, and B. S. Currie

AAPG Bulletin

... characterization of the seismic sequence in question. Here, we use a multistation waveform crosscorrelation approach to evaluate the relationships...

Abstract: Migration Velocity Analysis of Incomplete Data Using LSPSM CIGs; #90174 (2014)

Abdolnaser Yousefzadeh, John C. Bancroft, and Gary F. Margrave

Search and Discovery.com

... or irregularly sampled, the LSPSM shot domain CIGs give higher resolution in the unnormalized crosscorrelation panel for choosing the best velocity...

Abstract: Reflection-based Traveltime Inversion Using Segment Dynamic Image Warping; #91204 (2023)

Lu Liu

Search and Discovery.com

... on crosscorrelation or manual picking; however, these methods are prone to error when the initial is far away from the complex true model. We propose using the SDIW...

Delineating Fractures from Seismic Attributes; #110124 (2010)

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... 2. Choice of algorithm 3. Use of dip-steering option 5. Geometric Attributes Coherence algorithm evolution Seismic Crosscorrelation Canyon Salt...

Abstract: Coherence and Measures of Coherence: An Advanced 3D Interpretive Processing Application

Leong Lap Sau, Ng Tong San

Geological Society of Malaysia (GSM)

... of measures of coherence are available for generating a 'coherence data volume', viz crosscorrelation, semblance, eigendecomposition. This exercise...

Abstract: Refinement of Arrival-Time Picks Using an Iterative, Cross-Correlation Based Workflow; #90224 (2015)

Jubran Akram and David W. Eaton

Search and Discovery.com

... of arrival-time picks using an iterative, crosscorrelation based workflow 1,2 1 Jubran Akram and David W. Eaton 1 Microseismic Industry Consortium...

4D GPR for Characterization of Fluid Flow in Carbonates: Insights from Structural- vs. Stratigraphic-Controlled Domains and Comparison with Eclipse Dynamic Modeling; #41179 (2013)

Pierpaolo Marchesini, Mark Grasmueck, Gregor P. Eberli, and Ralf J. Weger

Search and Discovery.com

... the traveltime of subsurface reflections. Timeshifts are extracted between pairs of time-lapse surveys with 3-D crosscorrelation. The timeshifts...

Interferometry Application to Interpolate Missing 2D Seismic Data in Shot Gathers

Lily Suherlina, M.Yusup Nur Khakim, Hilman Mardiyan, Roy Baroes

Indonesian Petroleum Association

..., several steps were performed and describe fully how the work was completed: Crosscorrelation. With Matlab, this step is resolved by crosscorrelating...

Induced Seismicity Indicated by Cross Correlation; #41318 (2014)

Ivo Oprsal and Leo Eisner

Search and Discovery.com

... values of the earthquake rates and the injected volumes for normalized crosscorrelation is a recent development (Horton 2012). The use of cross-correlation...