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

Marcus L. Countiss

Search and Discovery.com

... directly from it. The operation is entirely mathematical with no wavelet estimation or other interpretive input applied. The primary requirement...

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... receiver). A number of frequency points are computed at every receiver location (depth z) according to the desired bandwidth/wavelet. The time-domain...

Characterizing the Near Surface with VSP and Well Logs

Search and Discovery.com

... limitations because the seismic wavelet propagates substantial distances through the weathered layer, resulting in rapid attenuation of the desired higher...

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

Paul F. Anderson

Search and Discovery.com

...°) wavelets were extracted using the same parameters as the wavelets derived from the post-stack inversion. This allows the wavelet to account for frequency...

Abstract: Impedance Joint Inversion of Surface and Borehole Seismic Data; #90187 (2014)

Danping Cao, Xingyao Yin, and Guochen Wu

Search and Discovery.com

... 2013, Calgary, AB, Canada Method of joint inversion In the case of noisy data, d  Gr  n (1) Where d is the seismic trace, G is the wavelet matrix...

Abstract: Estimation of Q: a Comparison of Different Computational Methods; #90187 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

... and suitable for application to surface reflection data. Theoretically, the match-filter method is a s ophisticated wavelet-modeling method, which is a time...

Abstract: Illumination Compensation Effect of Least Squares Migration on Seismic Imaging; #91209 (2025)

Wang Binggang, Ding Chengzhen, Yu Ming, Wu Xiaofeng, Chen Xin, Song Jiawen, Gao Jiangtao, Shen Yang, Chen Yingpeng, Qi Qunli, Zhaomin, Wang Xi, Kang Xupeng

Search and Discovery.com

... and seismic wavelet, which can be expressed as: 𝐷(𝑟, 𝑡 | 𝑠, 0) = ∫ 𝑚(𝑥)𝑊(𝑡) ∗ 𝐺(𝑟, 𝑡 |𝑥, 0) ∗ 𝐺(𝑥, 𝑡 | 𝑠, 0)𝑑𝑥 (1) 𝐷(𝑟, 𝑡 | 𝑠, 0...

Comprehensive Use of VSP Technology at Elk Hills Field, Kern County, California, by R.J. Brewer and Don Greenfield, #40091 (2003).

Search and Discovery.com

High Performance Computation by Graphics Processor Unit Technology for Geophysical Seismic Signal Processing, #40727 (2011)

Sunjay Sunjay

Search and Discovery.com

... Compression in MATLAB with CUDA Acceleration of 2D wavelet-based data (image) compression on MATLAB with CUDA. It is obvious that the diagnostic materials...

A Coupled Petrophysical-Geophysical Model Demonstrates Velocity Dispersion in a Thin-bedded, Fluvial Reservoir; #40913 (2012)

Richard C. Odom

Search and Discovery.com

.... Correlation of Seismic to Well-Log Data The synthetic seismogram from the well logs using a zero-phased wavelet did not have a good match to the 3-D trace...

Post-Stack Multi-Azimuth Stratigraphic Inversion Applied to Unconventional Reservoir Characterization: A Case Study in the Fort Worth Basin; #41120 (2013)

Mathilde Adelinet, Vincent Clochard, and Patrice Ricarte

Search and Discovery.com

... to the well log data (Lucet et al., 2000). The main challenge is to find for each azimuthal stack, a common optimal wavelet satisfying the correlation between...

Seismic Data Preconditioning for Improved Reservoir Characterization (Inversion and Fracture Analysis); #41347 (2014)

Darren Schmidt, Alicia Veronesi, Franck Delbecq, and Jeff Durand

Search and Discovery.com

.... Seismic reservoir characterization assumes the input seismic has an invariant wavelet, frequency and amplitude consistency, and good azimuth distribution...

Impact of Broadband Seismic on Quantitative Interpretation Workflows; #41450 (2014)

Eivind Dhelie, Cyrille Reiser, Tim Bird, Euan Anderson

Search and Discovery.com

... be seen in Figure 2, which illustrates the extended bandwidth at the wavelet level from a real dataset. The wavelets were extracted at the water bottom...

Thin Sweet Spots Identification in the Duvernay Formation of North Central Alberta; #10902 (2017)

Ritesh K. Sharma, Satinder Chopra

Search and Discovery.com

... the time-varying effect of the wavelet from the data and the output of the inversion process can be viewed as spectrally-broadened seismic data, retrieved...

A Supervised Machine-Learning Approach to Stratigraphic Surface Picking in Well Logs from the Mannville Group of Alberta, Canada; #42403 (2019)

Justin Gosses, Licheng Zhang

Search and Discovery.com

... Identification of Stratigraphic Boundaries and Stacking Patterns in Well Logs – An Automated Process Utilizing Wavelet Transforms and Beta Distributions...

Seismic-based paleoenvironmental analysis of the Paleocene carbonate shelf in Ajdabiya Trough, north-central of Libya

Abdeladim M. Asheibi

Bulletin of Canadian Energy Geoscience (CEGA)

...., Déquirez, P.-Y. and Cailly, F. 2000. Well to seismic calibration: A multiwell analysis to extract one single wavelet. 2000 SEG Annual Meeting...

An Overview of Reservoir Seismic Stratigraphy, Frontmatter

Tom Wittick

North Texas Geological Society

... Recovery 3-3 Wavelet Processing 3-5 Statics 3-10 Normal Moveout or NMO 3-11 Spectral Balancing 3-11 Migration 3-12 Chapter 4 Synthetic...

Front Matter: GCAGS Journal, Volume 6 (2017)

Barry Jay Katz

GCAGS Journal

..., Gregory Frébourg, and Harry D. Rowe Identifying Spikes in Sonic Slowness and in Resistivity in the Tuscaloosa Marine Shale Using Continuous Wavelet...

The Wave Equation Applied to Migration

D. Loewenthal, L. Lu, R. Roberson, J. Sherwood

Southeast Asia Petroleum Exploration Society (SEAPEX)

... were formed by inserting impulse at appropriate points (x, τ) and (x, t) and then convolving these impulses with a simple zero phase filter wavelet (8 Hz...

Deblurring migration images with point spread function filter

Cewen Liu, Nanxun Dai, Wei Wu, Xiaofeng Wu, Mingjie Guo, Haohuan Fu

International Meeting for Applied Geoscience and Energy (IMAGE)

... geometry, source wavelet, and background velocity model. The inversion of the reflectivity model m using the modeling data d could be mathematically...

Reservoir architecture and porosity distribution, Pegasus Field, West Texas — an integrated sequence stratigraphic-seismic attribute study using neural networks

J. S. Schuelke, J. A. Quirein, J. F. Sarg, D. A. Altany, P. E. Hunt

West Texas Geological Society

... are to maximize the resolution by broadening the bandwidth and correcting the seismic wavelet to zero phase, and to obtain high resolution seismic acoustic...

Simulating seismic data using generative adversarial networks

Bradley C. Wallet, Eyad Aljishi, Hussain Alfayez

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Unsupervised seismic facies analysis using wavelet transform and self-organizing maps: Geophysics, 72, no. 1, P9–P21, doi: https://doi.org/10.1190/1.2392789...

Inverse scattering theory: Time-dependent perturbation theory for wave scattering in time varying media

Xingguo Huang, Ru-Shan Wu, Pan Zhang, Wenrui Ye, Morten Jakobsen

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The model is 2 km in length and 1.5 km in depth with grid interval of 10 m. The source is located in the center of the model. The source wavelet...

Analysis of the impact of demigration on traveltime-based reflection full-waveform inversion

Hong Liang, Houzhu (James) Zhang, Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...simple two-layer model with one reflector at depth of 1500 m (source wavelet is a Ricker wavelet with peak frequency of 10Hz). The velocity in the upper...

Coherence Cube for Structural and Stratigraphic Delineation in Clastic And Carbonate Sequences

Scott Miller

Abilene Geological Society

... 1). Figure 1. The Coherence Cube Process By computing seismic wavelet variations within a particular 3-D data set we can focus on the subtle changes...