Velocity Dispersion and Attenuation in Vibroseis Data

L. Flora Sun

Search and Discovery.com

..., crosscorrelation with a moving window, has been developed. This method was applied to uncorrelated Vibroseis data from areas with different geological settings...

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... The imaging condition for wave-equation shot migration used in this paper is a scaled time crosscorrelation (i.e. deconvolution) between the upward...

Seismic Migration Interpolation using Time-Shift Imaging Condition

Mark Ng

Search and Discovery.com

... The imaging condition for wave-equation shot migration used in this paper is a scaled time crosscorrelation (i.e. deconvolution) between the upward...

Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)

M. Hernandez, K. Innanen, and J. Wong

Search and Discovery.com

... of two subevents adds the times of these subevents and the crosscorrelation instead subtract the times. These subevents then construct the internal...

Eikonal equation-based adjoint-state characteristic reflection traveltime tomography: Method and application in real dataset

Jianming Zhang, Liangguo Dong, Jianhua Wang, Yilin Wang, Chao Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The traveltime shifts are effectively tracked on the crosscorrelation between the observed and demigrated reflections corresponding to the characteristic...

Petrophysical Big DataŽ - case study from the Stavely Project, western Victoria

Phil Skladzien

Petroleum Exploration Society of Australia (PESA)

... mineralisation. Crosscorrelation of various petrophysical properties highlights important relationships within the data, thus maximising its value...

Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia

David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim

Indonesian Petroleum Association

... in the shot point domain. This includes crosscorrelation maps that provide an overview of the matching between the forward modeled shots...

Experience with Surface and Downhole Vector Wavefield Recording in Central Sumatra

Eddy Murhantoro, Jeff Wright

Indonesian Petroleum Association

... angle was chosen to be the one showing maximum symmetry in the crosscorrelation output. This angle was used to project the data to get S1 and S2...

Deconvolution Using Matlab Script to Identify Fault-Seal

Maulana Hutama Rahma Putra, Irvan Rahadian Putra

Indonesian Petroleum Association

... approachment, so the equation of error becomes; ∑ with r is the jth terms of autocorrelation of x(n) where g is the jth the term of crosscorrelation beetween...

Seismic Attributes for Stratigraphic Feature Characterization

Search and Discovery.com

... the coherence attribute which computes coherence coefficients from seismic amplitudes on adjacent traces using a crosscorrelation technique. AAPG Search...

Structure-and-Amplitude-Preserving Multi-Channel Deconvolution

Search and Discovery.com

... solution for each channel (crosscorrelation of the estimated wavelet with the data): ~ m = L' d , k = 1,2,..., NTR, (8) k k AAPG Search and Discovery...

Abstracts: Borehole Geophone Repeatability Experiment; #90173 (2015)

Peter G. Gagliardi and Don C. Lawton

Search and Discovery.com

...  ab (t ) PRED   aa (t ) bb (t ) , (4) where ab is the crosscorrelation between traces at and bt, using the time window t1-t2. This metric will give...

Abstract: Monte Carlo Statics: The Last Frontier; #90211 (2015)

David LeMeur and Sophie Merrer

Search and Discovery.com

... annealing scheme using pre-stack data rather than the result of crosscorrelation functions. The efficiency and the robustness of this method...

Abstract: Static Corrections Via Raypath Interferometry: Recent Field Experience; #90224 (2015)

David C. Henley

Search and Discovery.com

... shifting with crosscorrelation and deconvolution. Raypath interferometry was first successfully applied to a high-resolution seismic line...

Wave equation traveltime Kirchhoff with real data applications

Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia

International Meeting for Applied Geoscience and Energy (IMAGE)

... the crosscorrelation-based wave-equation Kirchhoff migrations that have been previously proposed. INTRODUCTION Conventional Kirchhoff migration has three...

3D3C seismic exploration for tight sand reservoirs: Case study in western China

Wang QinGeng, Hu Shanzheng, Zhao Rongrong, Xie Wanxue, Zhou Ming, Ren Cong, Jing Longjiang, Luo Ji

International Meeting for Applied Geoscience and Energy (IMAGE)

... by crosscorrelation energy function method by both primary wave and converted wave common receiver-station point profiles. The method above was applied to the study...

Incorporating refraction time-shifts into geophysical monitoring systems for monitoring shallow CO2 accumulations

Martyn Steel, Sjoerd A.L. De Ridder, Mike Branston, James Butt, Gabrielle Busanello

International Meeting for Applied Geoscience and Energy (IMAGE)

... from the monitor scenario equations and compared to first break picking and crosscorrelation (Zadeh & Landrø, 2011). Number of shots 1599 Shot...

Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model

Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea

International Meeting for Applied Geoscience and Energy (IMAGE)

... by performing a crosscorrelation of the pilot trace to each CDP trace in the Third International Meeting for Applied Geoscience & Energy...

Full-waveform inversion derived prestack reflectivity gathers

Jian Mao, Xin Cheng, Denes Vigh, James Xu, Qiaofeng Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

...-tuning parameter 𝜆 is the weight between the kinematic and the dynamic terms that can be determined based on the crosscorrelation coefficient between...

Reservoir Rocks Behaving Differently

Thomas Smith

GEO ExPro Magazine

... with the input signal. Drag Wave is an important signal that is being ignored because the crosscorrelation with the primary swept frequency acts like...

Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

...) is the crosscorrelation of the input with its time-advanced version, (6.u(n) is the autocorrelation of the input, and h(n) is the prediction operator...

Choosing the Best 3D Seismic Dataset for Reservoir Interpretation: A Case Study in Tunu Shallow Zone, Mahakam PSC, Indonesia

Teuku Reiza Yuanda, Rangga A. Brahmantio

Indonesian Petroleum Association

...-stacks, within the defined intervals. The measured element is the mean value of crosscorrelation. The higher the correlation value, the more...

Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia

Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani

Indonesian Petroleum Association

... and the crosscorrelation coefficient between recorded data and synthetic data as a weight function in the gradient computation to promote traveltime measurements...

ABSTRACT: The Heterogeneity Cube: a Family of Seismic Attributes; #90007 (2002)

Imhof M.G.

Search and Discovery.com

... the full datacube d. The probe v is then correlated with the datacube d to estimate the local crosscorrelation ˆ function (LCCF ) R(∆x, ∆y, ∆z; x, y, z...

Abstract: Efficency and Accuracy Enhancement for One-way Wave Equation Migration Through Improved Mapping Function in the Time-shift Imaging Condition; #90171 (2013)

Mark Ng

Search and Discovery.com

... and/or Method The common shot WEM imaging condition used in this paper is based on the scaled temporal crosscorrelation between the upward propagating...