Abstract: Elastic Full Waveform Inversion For Land Walkaway VSP Data; #90224 (2015)

Olga Podgornova, Scott Leaney, Marwan Charara, and Eric von Lunen

Search and Discovery.com

... compensated the variation of the near-surface conditions for different offsets. Introduction Vertical seismic profiling (VSP) data are in situ high...

Pre-Stack Calibration to Well Data: Intercept & Gradient Scaling … A Case Study From the Norwegian North Sea

Nguyen Nam, Larry Fink

Indonesian Petroleum Association

... Calibration is the key to successful amplitude vs. offset (AVO) analysis to identify fluid and lithology changes using prestack seismic data. A common...

Integration of New Interpretation, Attribute Analysis and Inversion Results for the Dampier Sub-Basin, North West Shelf of Australia

Jarrad Grahame, Jianfeng Yao

Australian Petroleum Production & Exploration Association (APPEA) Journal

... multiazimuth and Davros South data areas covering 2000 and 3000 km2, respectively. Amplitude versus offset (AVO) inversion was carried out on these two...

An adaptive filter-based approach for the Marchenko multiples elimination scheme

Rodrigo S. Santos, Marcelo S. Souza, Daniel E. Revelo, Victor Koehne, Reynam C. Pestana, Diego F. Barrera, Laila D. L. Vergne, Jonathas Maciel

International Meeting for Applied Geoscience and Energy (IMAGE)

...An adaptive filter-based approach for the Marchenko multiples elimination scheme Rodrigo S. Santos, Marcelo S. Souza, Daniel E. Revelo, Victor Koehne...

What Is Deconvolution?, by Robert E. Sheriff, #40132 (2004).

Search and Discovery.com

ABSTRACT: Attenuation of Seismic Multiples Via Prestack Kirchhoff Depth Migration, by C. D. Manuel; #90909 (2000)

Search and Discovery.com

Abstract: 3D Coil Shooting Survey on Tulip Field: Data Processing Overview … Planning, Challenges and Opportunities (Geophysics Poster 18)

Michelle Tham, Michele Buia, Riccardo Vercesi, Swee Leng Ng, Andreas Tyasbudi Waluyo, Suyang Chen

Geological Society of Malaysia (GSM)

... the seabed generate several orders of multiples and degrade the subsurface illumination. The presence of free gas below the BSR causes a sudden frequency...

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... proposed various fracture-detection methods using P-wave reflection data, most of which exploit either Amplitude Variation with incident angle...

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... proposed various fracture-detection methods using P-wave reflection data, most of which exploit either Amplitude Variation with incident angle...

FWI imaging of complex subsalt Mesozoic targets from land to shallow waters

Timmy Dy, Minshen Wang, Sabaresan Mothi, Don Dobesh, Shengda Ding, Oscar Andrade, Pablo Ortega, Alfredo Vázquez Cantú, Silvino Domínguez García, Gerardo López Leyva

International Meeting for Applied Geoscience and Energy (IMAGE)

... providing better illumination. Here, the imaging challenge is exacerbated by phase and amplitude uncertainties due to the interference of multiples...

North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia

Andreas T. Waluyo, Michael I. Challis

Indonesian Petroleum Association

... multiples (waterbottom generated and interbed), transmission problems due to river channeling at the near surface, high-amplitude reflections at shallow...

Chapter Five: Reservoir Identification

Alistair R. Brown

AAPG Special Volumes

.... The variation of amplitude with recording offset has become a popular subject because of the possibility of extracting a significant amount of lithologic...

Hydrocarbon Expression on Low-Impedance AVO: A Phenomenon of Amplitude Reversal

W. Waluyo

Indonesian Petroleum Association

... Seismology: Theory and Method: W. H. Freeman and Co. Rutherford, S. R., and William, R. H., 1989. Amplitude Versus Offset Variation in Gas Sands...

Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia

Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham

Indonesian Petroleum Association

... there have been both successful and non-successful case studies of the use of Amplitude Vs. Offset for reservoir prediction. The failures in using AVO...

Broad bandwidths reveal double the expected sediment depth in the Northern Carnarvon Basin

Jo Firth, Mark Stanley

Petroleum Exploration Society of Australia (PESA)

... discrimination and removal problematic. The characteristic impedance variation within the carbonates also produces interbed multiples, further...

De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play

Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan

Indonesian Petroleum Association

..., integration of amplitude versus offset (AVO) techniques and rock physics analysis was conducted to investigate the hydrocarbon extent. The AVO class...

Abstract: Full Azimuth Long Offset Data for Fracture Characterization: A Jurassic Case Study in North Kuwait; #90319 (2018)

Hanan Al-Hasan, Fatma Basha, Riyanto Kusumo, Agus Abdullah, Taiwen Chen

Search and Discovery.com

... the preservation of amplitude, phase and azimuth at each stage of the sequence. The main challenge was the lack of near offset coverage due to ground...

Principles of AVO Crossplotting [Abstract]

John P. Castagna, Herbert W. Swan

Oklahoma City Geological Society

... "AVO anomalies" may show increasing or decreasing amplitude variation with offset. Conversely, brine-saturated "background" rocks may show increasing...

Abstract: Principles of AVO Crossplotting, by J. P. Castagna and H. W. Swan; #90944 (1997).

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Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... on subsequent time-lapse surveys. When amplitude-versus-offset or amplitude-versus-offset-and-azimuth studies are planned, the use of linear source...

ABSTRACT: Structural Filter

Dong Liu

Houston Geological Society Bulletin

.... By preserving edge effect, the filter can also preserve lateral amplitude variation with offset (AVO) in most horizontal and dipping events presented...

Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block

Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/image2023-3905820.1. Swan, H. W., 2001, Velocities from amplitude variations with offset: Geophysics, 66, 1735–1743, doi: https://doi.org/10.1190/1.1487115...

Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

... reflection angles are retained in processing for studies such as amplitude variation with offset (AVO) and depth conversion velocity analysis. Anisotropic...

Surface Amplitude Mapping of 3D-Seismic for Improved Interpretations of Seafloor Geology and Biology from Remotely Sensed Data

Harry Roberts, James Coleman; Jesse Hunt, Jr., W.W. Shedd

GCAGS Transactions

... for each survey to prevent amplitude display problems due to the wide variation in amplitude scaling between surveys. Every seafloor horizon was defined...

Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)

Paul F. Anderson

Search and Discovery.com

... well logs data. 1. Amplitude variation with offset (AVO) with two post-stack inversions 2. Prestack inversion of P-wave data Based upon the results...