Volume-constrain first arrival tomography based near surface modeling and its application

Naijian Wang, Zhihui Yan, Qingpo Ma, Wei Wu, Yunfei Zu, Yonggui Hu

International Meeting for Applied Geoscience and Energy (IMAGE)

... that the shallow surface velocity of the model constrained by refraction data is highly coincides with the constraint model, while the velocity...

Integrated Full Waveform Inversion and Dip Constrained Tomography for Complex Carbonate Imaging - Case Study from Indonesia

Yonghe Guo, Jun Wang, Pongga Wardaya, Riaz Alai, M Afiq B Mokhtar, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

.... In this case, surface consistent static correction should be removed in the pre-migration data. CONCLUSIONS FWI with both refraction and reflection...

Abstract: Supervirtual S-wave Refraction Interferometry for Converted Wave Statics and Near-Surface S-wave Velocity Model Building; #90224 (2015)

Kristof De Meersman and Yoones Vaezi

Search and Discovery.com

... of the principal issues when processing converted wave data. Many land multi-component datasets do, however, contain S-wave refraction arrivals which...

Viability of long-short term memory neural networks for seismic refraction first break detection … a preliminary study

Tasman Gillfeather-Clark, Eun-Jung Holden, Daniel Wedge, Tom Horrocks, Carlie Byrne, Matthew Lawrence

Petroleum Exploration Society of Australia (PESA)

... refraction data using a Long-Short Term Memory (LSTM) network, which is a recurrent network architecture. I propose one way to delineate between...

Abstract: Accurate and Automatic Computation of Refraction Statics in Large 3D Seismic Datasets; #90171 (2013)

Atul Jhajhria and Igor B. Morozov

Search and Discovery.com

... sequence and before any inversion. Our goal is creating a complete environment for refraction-data analysis which would allow extensive analysis...

Abstract: P-wave and S-wave Near-surface Characterization in Northeast British Columbia (NEBC); #90174 (2014)

Liliana M. Zuleta and Don C. Lawton

Search and Discovery.com

... shear (SH) and compressional (P) sources and 3component geophones. First break arrivals were picked in both data sets and refraction analysis was used...

Abstract: Geophysical Methods for Site Characterization

Mustafa Saribudak

Houston Geological Society Bulletin

...(s) responsible for carrying out the survey and interpreting the data. An understanding of the theory, field procedures, and methods for interpretation of data...

-- no title --

user

Search and Discovery.com

... two exploration blocks. An integrated geologic model was constructed from interpretation of seismic reflection, seismic refraction, and bathymetrics...

-- no title --

user

Search and Discovery.com

... two exploration blocks. An integrated geologic model was constructed from interpretation of seismic reflection, seismic refraction, and bathymetrics...

ABSTRACT: Geophysical Evaluation/Remote Sensing of Basins in the Caribbean and Adjacent Regions Geophysical evidence for near east-west sea floor spreading and the formation of the Grenada Basin

Bird, D.E, Hall, S.A., Casey, J.F.and Millegan, P.S.

Geological Society of Trinidad & Tobago

..., magnetic, refraction and reflection data support this interpretation. 681...

New Look at Oil-Gas Prospects of Western Segment of Karpinskiy Ridge

Yu. A. Volozh, M. P. Antipov, S. I. Filin, Yu. G. Yurov

Petroleum Geology: A Digest of Russian Literature

... complex and its abrupt increase in thickness to the south. This interpretation, however, is contradicted by the refraction data. Profile 06...

Seismic Imaging of the SW South China Sea Deep Crustal Structure Shows Evidence for a Ductile Lower Crust during Rifting; #30404 (2015)

M. Delescluse, T. Pichot, N. Chamot-Rooke, M. Pubellier, Y. Qiu, G. Sun, J. Wang, J.-L. Auxiètre

Search and Discovery.com

... seismic (MCS) line was also shot using a 6-km-long streamer and a 6600 cu.in. Airgun array (page 4 for location). 41,100 first refraction and 6622 PmP...

A GEOPHYSICAL SURVEY OF THE MEND

Search and Discovery.com

Wide-Angle Seismic-Reflection and -Refraction Data from the Solomon Islands

A. K. Cooper, R. A. Wood

Circum Pacific Council Publications

... section in the New Georgia Sound is shown in Figure 3 with the interpretation added. Refraction Data F i g u r e 1. Physiographic map of the Solomon...

Shallow Seismic Survey on Weeks Island, Louisiana ... an Attempt to Define "Top of Salt"

G. L. Kinsland , A. W. Rutter III

GCAGS Transactions

... have been utilized. These data have been processed for both reflection and refraction information. Interpretation of the results has led...

Geophysical Studies of Evaporites in Northern Delaware Basin, Texas: ABSTRACT

L. J. Barrows

AAPG Bulletin

... exploration seismic lines, purchase of aeromagnetic and gravity surveys, installation of an earthquake seismometer, a seismic refraction survey...

Abstract: A Strategy for Near-Surface Model Construction and Subsurface Structural Discrimination, by P. I. Pecholcs and G. Costas; #90942 (1997).

Search and Discovery.com

Automated machine learning first-break picking in the Sichuan Basin „ A case study

Jianfa Wu, Xuewen Shi, Qiyong Gou, Ersi Xu, Dongjun Zhang, Dingxue Wang, Phil Bilsby, Qing Zhou, Rong Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... to an onshore seismic survey from the Sichuan basin in China. We provide an overview of the main steps of this workflow from training data selection through...

Application of Seismic Shear Wave Refraction for Subsurface Soil Dynamic Investigation at Bukit Changgang, Banting, Selangor

Abdul Rahim Samsudin, Khairul Anuar Mohd. Nayan, Umar Hamzah

Geological Society of Malaysia (GSM)

... performance. FIELD AND INTERPRETATION PROCEDURE The shear wave seismic refraction survey was conducted using Abem Mark 111-24 channel seismograph...

ABSTRACT Variations in Rifting Style and Structure of the Scotian Margin Atlantic Canada from 3-D Gravity Inversion, #90104 (2010)

Dehler Sonya; Welford Kim

Search and Discovery.com

... density anomaly  distribution. Initial constraints included bathymetric data and depth to basement estimates based on interpretation of single...

Abstract: Seismic Refraction Surveys in Areas of Tropical Weathering and Rugged Topography: An Example from a Damsite Investigation in Pahang, Malaysia

C. A. Foss, K. Preamakanathan

Geological Society of Malaysia (GSM)

...Abstract: Seismic Refraction Surveys in Areas of Tropical Weathering and Rugged Topography: An Example from a Damsite Investigation in Pahang...

Seismic Shear Waves for Discriminating Lithology from Saturation Changes

T. L. Dobecki

Houston Geological Society Bulletin

.... The second, contrasting area was outside of the valley up in the San Juan mountains (volcanics). While shooting P wave refraction data to support a deep...

Abstract: Integrated Analysis and Inversion of 3D Refraction Travel Times; #90171 (2013)

Igor B. Morozov and Atul Jhajhria

Search and Discovery.com

... requiring extensive interactive travel-time picking and data analysis. The most accurate approaches to refraction statics (such as GLI3D; Hampson and Russell...

ABSTRACT: Using Potential Geophysical Methods to Locate a Shallow Thrust Fault in AlJaww Plain, by Alklih, Mohamad; Salib, Mina; Zakaria, Hasan; #90141 (2012)

Search and Discovery.com

Possibilities for Seismic Refraction Surveys in Oil-Gas Exploration on Northeast Shelf of Sakhalin Island

V. E. Konov, K. F. Sergeyev, V. V. Argentov, S. K. Bikkenina, V. V. Zhigulev, E. G. Zhil’tsov

Petroleum Geology: A Digest of Russian Literature

... and to predict their composition. The following must be taken into account in interpretation of the refraction data. Maximum thickness of the Cenozoic...