3D Vertical Seismic Profiling Acquired Using Fibre-Optic Sensing DAS - Results from the CO2CRC Otway Project

Julia Correa, Barry Freifeld, Roman Pevzner, Andrej Bona, Konstantin Tertyshnikov, Thomas Daley, Michelle Robertson, Dmitry Popik

Petroleum Exploration Society of Australia (PESA)

.... After 3D migration of the data, noise levels reduce significantly. Events on DAS inline match with events on a corridor stack produced from a geophone...

Improving seismic resolution by reprocessing multiple surveys at Na Kika field

Qingsong Li, Robert (Bobby) Chrisman, Dale Baptiste, Yan Liu, Dhvanil Patel, Carlos Rivas Aroni

International Meeting for Applied Geoscience and Energy (IMAGE)

... Waveform Inversion (FWI), joint demultiple, least square migration etc. The addition of all these incremental improvements turned out...

Velocity Model Building Using Tilted Orthorhombic Depth Imaging for Full Azimuth Seismic Data

Yunfeng (Fred) Li, Qiaofeng Wu, Chuen-Song Chen

GCAGS Journal

... and beam migration (Mensch et al., 1998; Xie et al., 2011; Birdus et al., 2012; Zhou et al., 2011), and wave migration (Alkhalifah, 2003; Zhu and Tsvankin...

Application of full-waveform inversion to ultra-high-density OBN data at Clair field

Simon Luo, Xukai Shen, Philip Tillotson, Lindsey Smith, Dan Davies

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and that also improves the quality of the migration image and gather flatness. Introduction In recent years, full waveform inversion (Tarantola, 1984) has seen...

Causes and Appearance of Noise in Seismic Data Volumes, by Satinder Chopra and Kurt J. Marfurt; #41476 (2014).

Search and Discovery.com

Abstract: A Nuclear Norm Minimization Algorithm with Application to Five Dimensional (5D) Seismic Data Recovery; #90187 (2014)

N. Kreimer, A. Stanton, and M. D. Sacchi

Search and Discovery.com

... a crossline swath from this survey by dividing into 21 overlapping blocks of inline/crossline (12 inlines overlap length). For each block, the dimensions...

Evolution of Normal Faults:Displacement Patterns in 3D Seismic Data from the Eastern Levant Basin; #11309 (2020)

Nadav Navon, Benjamin Medvedev, Amotz Agnon

Search and Discovery.com

... c 300 c f 3. Methods 300 ° a 400 ° E.I 1.01 350 0 E.I 1.1 Crossline 3990 b 500 e E.I 1.18 a E.I 1.19 Depth [m] Explore...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver...

A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand

Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell

Petroleum Exploration Society of Australia (PESA)

... by pre-stack depth migration plays an important role in the creation of this image on which economic evaluations are often based. In many cases drilling...

Potential of FWI imaging for shallow turbidite shadow zone: A case study

Swarup Sarkar, James Sheng, Faqi Liu, Daniel Davies, Roy Ha

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity model compared to traditional tomographic inversion. Starting with the initial velocity model in Figure 2a (inline) and Figure 2b (crossline), DM...

Curvature Computations Enhance Exploration, by Satinder Chopra and Kurt J. Marfurt, #40838 (2011).

Search and Discovery.com

Chapter One: Introduction to AAPG Memoir 42/SEG Investigations in Geophysics, No. 9, 7th Ed.

Alistair R. Brown

AAPG Special Volumes

... migration has collapsed most of the diffraction patterns but some confusion remains. The crossline component of the 3-D migration removes energy...

Normalized energy-norm imaging condition for elastic reverse-time migration

Can Oren, Jeffrey Shragge

International Meeting for Applied Geoscience and Energy (IMAGE)

...Normalized energy-norm imaging condition for elastic reverse-time migration Can Oren, Jeffrey Shragge Normalized energy-norm imaging condition...

Results of a Vibroseis Sourced 3D Seismic Survey, Phetchabun Basin, Thailand

David Remus, Rex Prosser

Southeast Asia Petroleum Exploration Society (SEAPEX)

... with elevation statics only. Comparisons were made between 1 pass and 2 pass 3D migration. Line and trace displays and time slices reveal a complexly faulted...

Seismic Acquisition and Processing for Sub-thrust Imaging and Prospecting, Suaza Valley, Colombia

G.W.Paukert, G. Billings, I.Dawes, T.D.J. England, G.Rait

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... Swath-2D configuration involved four receiver lines and a central ‘zig-zag’ shotline. Additionally, tomographic statics, pre-stack time migration...

High resolution imaging using multiples „ A North Sea case study

Chandan Kumar, Rodney Johnston, Petr Jilek, Xiaolei Song, Mikhail Davydenko

International Meeting for Applied Geoscience and Energy (IMAGE)

... In this paper, we propose a workflow based on least-squares full wavefield migration (LS-FWM). It can make use of raw hydrophone and geophone data...

Improving subsalt imaging using mode-converted waves and volumetric coherent noise attenuation in southern Gulf of Mexico

Riaz Alai, Nik Nur Halim C. Soh, M Shah B. Sulaiman, M. Iqbal Supardy, Kien Kok Lee, Sandeep Kumar, Syazwani Bt Suhairi, Christian Brinzer, Frederico Xavier de Melo, Hongyan Li, Iestyn Williams, Hugo Enrique Munoz Cuenca, Nolan Brand, Kate Glaccum, George Zhao, Saeeda Hydal, Khaled Abdelaziz, Emmi Sanchez Vargas

International Meeting for Applied Geoscience and Energy (IMAGE)

... propagating within the salt body. Figure 1 shows a reverse time migration (RTM) image from a wide-azimuth towed streamer acquisition (WAZ) with a clear...

South Halfway 3D: An example of a challenging onshore acquisition and subsequent processing and a unique way of performing a prestack elastic inversion on a difficult dataset

Marianne Rauch, Doug Brost, Hassan Odhwani, Aravind Nangarla, Adriana Gordon

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Petroleum Geologists Challenging acquisition, processing and pre-stack inversion Recording Patch Patch: Maximum Crossline/ Inline Offset Radial...

Seismic Foldout: UK Mid North Sea High: Defining and De-risking Exploration in the Zechstein Play

Rosie Andrews, Dale Cameron, Emily Kay, Jonathan Denly, ION

GEO ExPro Magazine

... is regularised prior to migration. Creating a velocity model to image over 10,000 km² whilst accounting for changes in the geological units...

Velocity model building and imaging driven by FWI with dual-azimuth data in a complex salt environment: Brazil case study

Xu Li, Christine Gans, Young Ho Cha, Diwi Snyder, Gopal Palacharla, Vijay Gottumukkula, Yaofeng He, Hongchuan Sun, Tetyana Vdovina, Xueyi Jia, Valeriy Brytik, Inmaculada Dura-Gomez

International Meeting for Applied Geoscience and Energy (IMAGE)

... migration, pre-stack shot illumination compensation for RTM, and multi-azimuth smart merge. These key factors combined to produce significant velocity...

Turning dry holes from disasters to exploration wisdom: Decision tree to determine the key failure mode for segments in conventional petroleum prospects

Alexei V. Milkov, and Jack M. Samis

AAPG Bulletin

...% failed because of the lack of petroleum migration; 5% failed because of the lack of reservoir deliverability (e.g., low permeability); and 3% failed...

Asymmetric apertures for 3D SRME: Practical aspects and opportunities

Zhimei Yan, Massimiliano Vassallo, Scott Slaton

International Meeting for Applied Geoscience and Energy (IMAGE)

... points (DRPs) (including Fresnel zone) for all potential surface-related multiple events. 3D SRME has both inline and crossline apertures...

Spectral Decompostion for a More Accurate Image; #41807 (2016)

Rongfeng Zhang

Search and Discovery.com

... the same location of inline and crossline as that of the seismic data volume because at each inline/crossline location, a single wavelet...

MAZ Processing for Basement Fracture: A Case Study on 3D Conventional Land Seismic Dataset

Ahmad Zazeli Fuadi, Yatty Surtiati

Indonesian Petroleum Association

... create an analysis based on azimuth because all the information of the azimuth has gone after Pre Stack Time Migration. In this paper, we would like...

Detecting Lateral Continuity of Taranaki Basin Reservoir Sand Based on Sequence Stratigraphy and Seismic Attribute Analysis; #10741 (2015)

Joseph Gnapragasan, Umar Hamzah

Search and Discovery.com

... in a facies map marked by the seismic termination surfaces with information on the sediment migration. Detecting lateral continuity of Taranaki basin...