Salt Delineation Using Vector Offset Output (VOO) of Full Azimuth Data

Yogesh Agnihotri, Qiaofeng Wu, Dekang Xu

GCAGS Transactions

... offset output (VOO) is often used for post-migration image enhancement in complex subsalt areas to reduce the coherent noise in the data and improve...

A Calibrated Prospect Appraisal System

H. J. Nijhuis, A. B. Baak

Indonesian Petroleum Association

... are quantified by simulation using simplified numerial models. Generation     ) Primary migration/explusion ) Charge Secondary migration   ) Accumulation...

A gradient-free Bayesian full-waveform inversion approach for background model uncertainty quantification

Shuhua Hu, Zeyu Zhao, Fuchun Gao, Faqi Liu, Shuo Zhang, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

...: 4: 5: 6: 7: 8: 9: Gradient-free MCMC sampling with parallel tempering In this abstract, we consider random-walk Metropolis-Hastings (RWMH) MCMC...

Aspects of Seismic Resolution: Chapter 1

R. E. Sheriff

AAPG Special Volumes

... considerations. However, on migrated sections other factors become important, such as noise on the unmigrated section, spatial aliasing, migration aperture...

Time-Lapse Monitoring of CO2 Sequestration: 1D Visco-elastic Waveform Inversion Applied to Distributed Acoustic Sensing-Acquired Zero offset Vertical Seismic Profile … a Feasibility Study

Yu Chen, Takashi Mizuno, Joël Le Calvez

Carbon Capture, Utilization and Storage (CCUS)

... associated to carbon sequestration operation. Additionally, we highlight the need for high signal-to-noise ratio (SNR) data to effectively resolve...

3D Seismic Proves its Value in Bakken Geosteering

Angie Southcott, Harold Harper

Unconventional Resources Technology Conference (URTEC)

... noise and the spectral balancing enhanced the magnitude of the weak high frequencies. This product began to resolve the Bakken interval, which meant...

The Next Generation of Microseismic Imaging

Marc-André Lambert, Paul West

GEO ExPro Magazine

... familiar concept of an oil/gas kitchen, migration path and hydrocarbon trap does not apply. The risk thatan operator will notfind hydrocarbons...

ABSTRACT: Experience of high-frequency seismic data processing in the Black Sea offshore; #90109 (2010)

Mikhail Simachenko

Search and Discovery.com

... processing of high-frequency seismic data was produced. 2. Most effective type of post-stack time migration in the conditions of high noise level...

ABSTRACT: Time vs Depth Imaging: Improving Seismic-well Correlation and AVO Modeling for a Heterogeneous Shallow Marine Reservoir: Example from Krishna-Godavari Basin; #90118 (2011)

Tandra Roy, Pavel Vasilyev, Dhananjay Tiwari, Bijay K. Behera, and D. Srinivas

Search and Discovery.com

... that varied considerably from shallow to deeper water. The preprocessing of the data incorporates extensive noise attenuation and QC followed...

Abstract: Automatic Velocity Model Building Using Waveform Inversion and Least Squares Reverse Time Migration; #90319 (2018)

Young Seo Kim, Ali Almomin, Yimin Sun, Woodon Jeong, Yi Luo

Search and Discovery.com

...Abstract: Automatic Velocity Model Building Using Waveform Inversion and Least Squares Reverse Time Migration; #90319 (2018) Young Seo Kim, Ali...

Structural Interpretation of the Table Rock Area 3-D Survey, Sweetwater County, Wyoming

Cynthia B. Russell, Donald S. Stone

Rocky Mountain Association of Geologists

... migration. After the final migration volume was obtained, a full 3-D F-X-Y deconvolution was used to attenuate random noise. The final data volume consisted...

Novel 3-D Field-scale Characterization of Reservoir Fractures Using Surface Seismic Data by the Double-Beam Method and Field Applications

Yingcai Zheng, Hao Hu, Xinding Fang, Robert Stewart

Unconventional Resources Technology Conference (URTEC)

...; Nelson, 2001; Montgomery and Smith, 2010). Natural fractures or induced fractures are important channels for oil and gas migration. Using surface seismic...

An Experimental Study of Secondary Oil Migration (1)

LIONEL CATALAN, FU XIAOWEN, IOANNIS CHATZIS, and FRANCIS A. L. DULLIEN

AAPG Bulletin

...An Experimental Study of Secondary Oil Migration (1) LIONEL CATALAN, FU XIAOWEN, IOANNIS CHATZIS, and FRANCIS A. L. DULLIEN 1992 638 650 76 5. (May...

3D Seismic from Planning to Mapping

A. Kullerud, O. Nipen, H. E. Nordberg

Indonesian Petroleum Association

... in a timesharing situation, detailed coordinating of rigs, boats and other noise sources are necessary. A crucial part of the 3D data processing is migration...

Priority Onboard

Ed Hagar, Polarcus

GEO ExPro Magazine

... volume was to achieve processing of the and the focus was on the testing of navigation data on board to ensure noise removal, simple de-multiple...

Seismic Damage Zones and Their Impact within Thrust and Fault Systems; #41017 (2012)

David Iacopini and Rob W. H. Butler

Search and Discovery.com

... tell us? Systematic damage of the signal! Can we map inside the seismic damage zones? reflector Dipping noise: acquisition procedures Rotated...

Image processing of jointly acquired 3D DAS-VSP data with an OBN survey in the Middle East

G. Yu, H. Liu, Y. Zhang, H. Chen, X. Li, L. Duan, G. Cambois, J. Cowell, J. Mason, Y. Chen, J. Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

... condition, cross-talks noise still appears in the multiple images. However, least-squares multiple migration successfully removes the crosstalk artifacts...

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

... by addition (summation or stacking) to produce a seismogram with an improved signal to random and coherent noise ratio (Figure 3). Seismic exploration has been...

Modeling Deltaic Stratigraphy Through Superposition of Discrete Networks

Search and Discovery.com

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands

Subhash Chandra, Geoff Mansfield, Peter Carver

Petroleum Exploration Society of Australia (PESA)

.... It utilises In the imaging of sparse data, however, significant dip post-stack migration as the key imaging tool due to the much enhancement and noise...

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

... to map the steamfront migration and thermal evolution over the study pattern in order to address this problem. Figure 2. a) Wireline log geologic cross...

Transition Matrices and the Depositional Environments of a Fluvial Sequence

K. L. McDonnell

Journal of Sedimentary Research (SEPM)

... defined depositional environments, the distribution and migration of which were controlled by a relatively small number of natural processes. All...

Nonuniform dispersed source arrays for broadband seismic acquisition

Joaqun A. Acedo, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

... own spatial sampling interval, allowing multiscale acquisition grids and planning the survey cost-effectively; (4) since blending noise...

ABSTRACT: Rejuvenation of a Mature Field Through Application of a Unique Frequency Enhancement Technology; #90007 (2002)

Marcus L. Countiss

Search and Discovery.com

... to the same level. The problem with this method is that it does not discriminate noise from signal. Noise is boosted along with the subsurface signal...

Getting it Right the First Time in the Ceduna Sub-Basin: Regional and Target Depth Imaging in a Frontier Setting

Weidi Koh

Australian Petroleum Production & Exploration Association (APPEA) Journal

... depth migration (PSDM) enables the fast generation of dense 3D common image point gathers (CIGs) with a high signal : noise ratio, rejection of non...