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Keywords: shear wave velocity
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Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427558
... singapore island shear wave velocity seg international exposition ambient noise reservoir characterization bedrock depth seismic interferometry inversion sediment upstream oil & gas detection geophysics eastern singapore singapore island exploration geophysicist 10 tomography Bedrock...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428165
... reservoir characterization machine learning well logging us government upstream oil & gas correlation electrical resistivity shear wave velocity artificial intelligence soil type data analytic prediction polynomial approximation log analysis decision tree learning accuracy exploration...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3208563
... magnitude artificial intelligence machine learning seg international exposition shear wave velocity wave propagation spi model anisotropy upstream oil & gas hti medium wave velocity Alford , R. M. , 1986 , Shear data in the presence of azimuthal anisotropy: Dilley, Texas...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216540
... Time: 1:50 PM Presentation Start Time: 2:40 PM Location: 304B Presentation Type: Oral thickness seg international exposition inversion result shear wave velocity wave velocity algorithm upstream oil & gas artificial intelligence generation population desa dispersion inversion...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215555
.... Presentation Date: Wednesday, September 18, 2019 Session Start Time: 1:50 PM Presentation Start Time: 3:05 PM Location: 304B Presentation Type: Oral machine learning reservoir characterization definition method shear wave velocity artificial intelligence method result application analysis...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3216230
... ABSTRACT Shear wave is a key property that helps to constrain rock properties such as lithology, pore fluid, and pore pressure. Nevertheless, verifiable and accurate estimation of shear wave velocity in highly heterogeneous reservoirs is considered a challenging task. In this study, we explore...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2997307
... saturation shear wave velocity equation shear wave anisotropy reservoir characterization anisotropy partial saturation frequency-dependent shear wave splitting characteristic frequency relative permeability frequency upstream oil & gas chapman water saturation saturation wave splitting...
Proceedings Papers

Paper presented at the 2018 SEG International Exposition and Annual Meeting, October 14–19, 2018
Paper Number: SEG-2018-2997613
... ABSTRACT Verifiable and accurate estimation of shear wave velocity (V) in a well with no previous exposure of velocity profile is the bottom line for any technique to declare the V estimation capabilities. So far all the available models and techniques for V estimation have been attempted...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17740142
... velocity (Vs) distribution by analyzing seismic surface waves that always maintain a strong signal-to-noise (SN) ratio. The shear-wave velocity (Vs) is a direct indicator of material's stiffness. Therefore, the purpose of the MASW surveys was to produce shear-wave velocity (Vs) profiles (1-D and 2-D...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17468039
...Evaluation of microporosity aspect ratio and shear wave velocity of middle-east carbonates Marco Ceia*, Irineu Lima Neto*, Roseane Missagia*, Grazielle Oliveira*, Victor Santos*, Ronaldo Paranhos*, Nathaly Archilha *-North Fluminense State University (UENF), Brazilian Synchrotron Light Source (LNLS...
Proceedings Papers

Paper presented at the 2016 SEG International Exposition and Annual Meeting, October 16–21, 2016
Paper Number: SEG-2016-13864369
... ABSTRACT We present a joint-inversion method for Rayleigh-wave dispersion and horizontal-to-vertical (H/V) spectral ratios. Incorporating the H/V data adds additional information to the inversion and improves the near-surface shear wave velocity distribution in shallow hard-rock environments...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-0561
... surface wave testing at selected sites in Haiti, calculation of shear wave velocity profiles, and calculation of seismic site response. A user’s manual was written and given to a humanitarian engineering group active in Haiti along with the equipment used to perform the field testing at the conclusion...
Proceedings Papers

Paper presented at the 2014 SEG Annual Meeting, October 26–31, 2014
Paper Number: SEG-2014-1218
... main frequencies, the relation between fast and slow shear wave velocity and crack density were obtained at different frequencies. The results show that the velocity of the fast shear wave parallel to the cracks decreases slightly with an increase of crack density in all the three frequency...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1157
... of two lateral and three intermediate bases. The Haraz River passes through the eastern and adjacent intermediate base. This investigation indicates that: 1- based on seismic studies the average shear wave velocity to a depth of 30 meters at the western base of the bridge is significantly more than...
Proceedings Papers

Paper presented at the 2013 SEG Annual Meeting, September 22–27, 2013
Paper Number: SEG-2013-1146
... correlate well with all data at this site, identifying zones of increased shear wave velocity above voids remaining from solution mining of salt in the early 1900’s. dispersion curve line 3 multichannel analysis miller tensional dome seg houston 2013 reservoir characterization void ivanov...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0306
... be exploited to detect lateral changes in seabed properties. normal mode upstream oil & gas semblance plot reservoir characterization seabed velocity receiver location variation period equation propagation shear wave velocity lateral variation frequency group velocity water depth s...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1363
... Summary One of the challenges of converted wave processing is to estimate a good near surface shear wave velocity model for static corrections. To this end, we have enlarged upon the idea of CMP Cross-Correlation of Surface Waves (CCSW Hayashi and Suzuki, 2004) to increase lateral resolution...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1541
... Summary We present laboratory measurements and analysis of twenty UAE carbonates samples which include quantitative mineralogy, total and effective porosity, permeability and compressional and shear wave velocities as a function of effective pressure and saturation. Brine saturated...
Proceedings Papers

Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-4066
... ABSTRACT Higher quality shear wave velocity has been pursuing since its importance in multi-component exploration. To better monitoring CO2, sequestration, shear wave velocity (Vs) is needed to implement elastic numerical study on the target reservoir. A number of shear wave velocity...
Proceedings Papers

Paper presented at the 2011 SEG Annual Meeting, September 18–23, 2011
Paper Number: SEG-2011-2099
... oolitic limestone for subsequent drillings without the information provided by existing high porous reservoirs. This paper describes how seismic attributes can be used to distinguish the favorable reservoir based on forward modeling study. rock sample shear wave velocity favorable reservoir...

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