Label-defect tolerance ability of deep learning inversion networks and its applications

Yang Ping, Xu Hunqun, Liu Di, Tao Chunfeng, Wang Chengxiang, Yue Changqing

International Meeting for Applied Geoscience and Energy (IMAGE)

... of 35Hz) and 2 theoretical wavelets with different principal frequencies (30Hz and 60Hz Ricker wavelet, respectively). wells for testing. One of our...

Abstract: A study of Spectral Broadening Methods for Multicomponent Data; #90174 (2014)

Chuck Ursenbach, Peter Cary, and Mike Perz

Search and Discovery.com

... with i. c) The red line from Part a displayed together with a convolution of the reflectivity with a Ricker wavelet in which the dominant AAPG...

Multichannel seismic deconvolution via 2D K-SVD and convolutional sparse coding

Guiqian Zhang, Xiayu Gao, Bangli Zou, Yaojun Wang, Yingzhu Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

...-frequency component RH of the reflectivity profiles are convolved with a 30Hz Ricker wavelet to obtain the corresponding low-frequency component SsynL...

A method of attenuating bubble effect based on frequency domain filter

Yifei Xiao, Jianguo Song

International Meeting for Applied Geoscience and Energy (IMAGE)

...). The continuous expansion and contraction of bubbles results in longer seismic wavelet lengths and more complex waveforms, reducing the signal-to-noise...

Spectral Decomposition for 3-D Geomodeling, by Brad C. Wallet; #41408 (2014).

Search and Discovery.com

Time-lapse seismic joint inversion based on Zoeppritz equation in depth domain

Wenjin Li, Jingye Li, Lei Han, Zhen Liao

International Meeting for Applied Geoscience and Energy (IMAGE)

..., and figures (b d f) represent the time-lapse changes in elastic parameters. The depth domain seismic wavelet is calculated using a 30Hz Ricker wavelet...

Abstract: Estimation of Dispersive Parameters of Surface Wave Using the Generalized S Transform; #90187 (2014)

Roohollah Askari and Robert J. Ferguson

Search and Discovery.com

...t functions for (a) and (b) respectively. Figure 5: A noisy synthetic seismic record with a dispersive Ricker wavelet. Figure 6: The estimate...

Synthetic Seismograms for PS Seismic Data; #41793 (2016)

Satinder Chopra, Ritesh Kumar Sharma

Search and Discovery.com

... be a mathematical wavelet of an appropriate frequency such as a Ricker wavelet, or it could be extracted from seismic data in the broad zone of interest using...

A case study of broadband processing in extremely shallow water environment of Bohai Bay

Jiangbo Huang, Xinyi Duan, Dekui Xu, Pingping Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

...) With 12m shallow water multiple (a) 30Hz Ricker wavelet (c) With 18m shallow water multiple (b) With 5m source ghost (c) With 7m receiver ghost (d...

Facies Mapping from Three-Dimensional Seismic Data: Potential and Guidelines from a Tertiary Sandstone-Shale Sequence Model, Powderhorn Field, Calhoun County, Texas

Hongliu Zeng , Milo M. Backus , Kenneth T. Barrow , Noel Tyler

AAPG Bulletin

... value that is about 40% greater than the normal amplitude of a single impedance boundary having the same reflection coefficient (for a Ricker wavelet...

Seismic-attribute Analysis for Gas-hydrate and Free-gas Prospects on the North Slope of Alaska

M. W. Lee, T. S. Collett, T. L. Inks

AAPG Special Volumes

... is modeled using various saturation levels and thicknesses of reservoirs with a 55-Hz Ricker wavelet. For a 30-m (98-ft)-thick layer, shown in the far...

Chapter Two: Color, Character and Zero-Phaseness

Alistair R. Brown

AAPG Special Volumes

... by 30, 60, and 90 degrees. The first is a Ricker wavelet, the second is derived from a bandpass filter of 2.3 octaves with gentle slopes, and the third...

Gulf of Mexico: Miocene Channel Sand, Texas Gulf Coast

Lawrence D. Meckel

AAPG Special Volumes

... reservoirs in the Popp field. The 2600-Foot Sand has an average porosity of about 30%. Figure 7. A synthetic seismic trace (using zero-phase, Ricker...

Abstract: Particle Swarm and Differential Evolution Optimization - Global Optimization for Geophysical Inversion, by Puneet Saraswat; #90105 (2010)

Search and Discovery.com

Methods in Exploration Series #2: Seismic Models of Sandstone Stratigraphic Traps in Rocky Mountain Basins - Introduction

Robert T. Ryder, Myung W. Lee, Gerald N. Smith

AAPG Special Volumes

... such as sampling rate (1 millisecond; ms), shotpoint spacing (660 ft), and shot wavelet (80- and 40-Hz symmetrical Ricker wavelet) remained constant throughout...

Abstract: Correlation of P-P and P-S Data in Yinggehai Basin, South China Sea; #90171 (2013)

Jinfeng Ma, Le Gao, and Igor Morozov

Search and Discovery.com

... making the P-S synthetic seismogram, we made a P-P synthetic seismogram by using 25-Hz zero-phase Ricker wavelet, and calibrated the PZ section (Figure 2...

Mapping Distribution of Sandstone and Seismic Multi-Attribute Analysis Using Linear Regression Method in the "RMS" Field, South Sumatra Basin

Clara Armiliany, Ryan Mulyadi Saragih, Aji Arif Sulaksono, Bagus Sapto Mulyatno, Ordas Dewanto

Indonesian Petroleum Association

... of wavelet extract can be done by several methods, namely statistical methods, ricker, bandpass and use well. In this study, trial and error was performed...

Abstract: Multi-trace Acoustic-impedance Inversion with Transform-domain Sparsity Promotion; #90174 (2014)

Sanyi Yuan, Shangxu Wang, Ning Tu, and Xiang Li

Search and Discovery.com

...) by convoluting a 30-Hz Ricker wavelet with the reflectivity derived from a synthetic BG impedance model (figure 2a), consisting of 302 traces...

The Role of Forward Seismic Modeling: Outcrop Analogs of Deep-Water Architectures; #51679 (2020)

Jamie K. Pringle, David A. Stanbrook

Search and Discovery.com

... (1996) respectively. Wavelet Frequency Four dominant Ricker wavelet frequencies were used in these studies: 26 Hz wavelet, typical of seismic datasets...

Enhancing geological features delineation by combining a relative geological time model with the matching pursuit spectral decomposition

Fabien Cubizolle, Benjamin Durot, Lory Evano

International Meeting for Applied Geoscience and Energy (IMAGE)

.... In this paper, the Matching Pursuit algorithm is compared with both the Short Time Fourier Transform and the Continuous Wavelet Transform methods. A case study...

Modeling frequency attenuation due to gas in sandstone and carbonate gas reservoirs

Saleh Almeshari

International Meeting for Applied Geoscience and Energy (IMAGE)

... Then, this model was used for ray tracing with the Q values and convolved with a 25 Hz Ricker wavelet with European polarity to generate synthetic...

Abstracts: Nodal Galerkin Methods for Numerical Modelling of Linear Elasticity with Absorbing Boundary Conditions; #90173 (2015)

Matt McDonald, Michael Lamoureux, and Gary Margrave

Search and Discovery.com

... functions, and the forces are taken to be a Ricker wavelet in time and conservative in space. Various models for anisotropy or viscoelasticity can...

De-Risking a Gas Development Using Geophysical Methods; #41086 (2012)

Alessandro Mannini, Phil Rawstron, Shin Ni Chai, and Andrew Spedding

Search and Discovery.com

... to the lack of well controls as well as due to the uncertainties associated with wavelet extractions near the gas cloud. In order to account for the above...

Approaches to Defining Reservoir Physical Properties from 3-D Seismic Attributes with Limited Well Control: an Example from the Jurassic Smackover Formation, Alabama

Bruce S. Hart, Robert S. Balch

West Texas Geological Society

... on the basement ridge. b) Seismic model produced by convolving 25 Hz Ricker wavelet with geologic model. Figure 4. Seismic transect extracted from 3-D...

Reservoir spatial characterization based on tuning body spectrum decomposition along the target layer

Ying Zheng, Qingzhen Wang, Jianhua Wang, Rao Huang, Zhenyu Zhu

International Meeting for Applied Geoscience and Energy (IMAGE)

... by 20Hz Ricker wavelet. The model parameters are shown in Table 1, and the simulation results are shown in Figure 4. Fourth International Meeting...