3-D Finite Difference Modeling of Microseismic Source Mechanisms in the Wolfcamp Shale of the Permian Basin

Robert Meek, Robert A. Hull, Austin Von der Hoya, David Eaton

Unconventional Resources Technology Conference (URTEC)

.... A -2 magnitude 100hz minimum phase wavelet was used as a source. Ten double couple sources and ten open tensile sources were modeled. A 3D horizontal...

Recent advances, road ahead: Acquisition, processing, and interpretation improvements in using land seismic data for QI

Christof Stork, James Corey Morgan

International Meeting for Applied Geoscience and Energy (IMAGE)

... based on the minimum phase assumption, it has significant limitations. (Stork, 2023) We demonstrate the wavelet distortion using the SEAM2 Arid model. We...

Defining the Eyre Conductivity Anomaly with the Tumby Bay MT transect

Kate Robertson, Ben Kay, Lachlan Loader, Graham Heinson, Stephan Thiel

Petroleum Exploration Society of Australia (PESA)

... information). In Figures 4 and 5 ellipses are shaded by minimum phase angle which gives an indication of how resistivity changes with depth, angles...

Exploration Methods--Lower Tuscaloosa Trend, Southwest Mississippi

James B. Hersch

GCAGS Transactions

..., assuming no interference, is shown in figure 5. Zero or minimum phase seismic data would present this interface as a trough. The opposite...

Time-lapse processing and imaging of the Snowflake 3D DAS VSP CO2 monitoring dataset

Xiaohui Cai, Kristopher A. Innanen, Qi Hu, Ziguang Su, Donald C. Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... with a cutoff frequency of 100 Hz and computed a phase conversion to transform the wavelet to a minimum phase, which was utilized for subsequent RTM...

Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... signal-processing flows to the raw data (Figure 2). The three different tests are Minimum Phase Predictive Deconvolution with 16 ms prediction...

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

... the exercise. Zero-phase wavelets were used because according to Schoenberger (1974), they have a greater resolution capability than minimum phase wavelets...

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

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

AAPG Special Volumes

...., 1972, Log interpretation charts, 92 p. Schoenberger, M., 1974, Resolution comparison of minimum-phase and zero-phase signals: Geophysics, v. 39, p...

IV. The Role of Seismic Wavelets and Wavelet Processing

Norman S. Neidell

AAPG Special Volumes

... character for the underlying reflectivity series in the data and a minimum phase nature for the waveform. In the face of such assumptions...

Tectonic Analysis of a Viking Graben Border Fault

Nils Fagerland

AAPG Bulletin

... is convolved with a minimum-phase Ricker wavelet. The signal polarity response will not be discussed. Generalized and slightly simplified lithocolumns from...

Abstract: Recent Advances in the Characterization of Unconventional Reservoirs with Wide-azimuth Seismic Data; #90187 (2014)

Ran Bachrach, Sagnik Dasgupta, Colin Sayers, Josimar Silva, and Stefano Volterrani

Search and Discovery.com

... begins with a wavelet shaping process that is performed to correct the data to zero phase and stabilize any residual variation in the minimum phase...

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

Peng Cheng and Gary F. Margrave

Search and Discovery.com

...). Then, the minimum-phase equivalent wavelets (embedded wavelets) w1 (t) and w2 (t) can be computed from smoothed amplitude spectra. Finally, Q can...

Abstracts: Revisiting Homomorphic Wavelet Estimation and Phase Unwrapping; #90173 (2015)

Roberto H. Herrera and Mirko van der Baan

Search and Discovery.com

... the phase and the amplitude spectrum in a linear fashion. Unfortunately all surface-consistent deconvolutions make a minimum-phase assumption which...

Abstracts: Microseismic Source Inversion in Anisotropic Media; #90173 (2015)

Scott Leaney, Chris Chapman, and Tadeusz Ulrych

Search and Discovery.com

..., a minimum phase far-field displacement signal is used with spectrum S(f)=M0/[(1+(f/fc)η]; η=2 (Aki and Richards, 2002, eq. 10.38) and corner...

Understanding Seismic Amplitudes, by Steve Henry, #40135 (2004).

Search and Discovery.com

Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

.... Then a minimum phase correction of the vibroseis wavelet was applied to maintain the assumptions of minimum phase deconvolution...

Foredeep: Middle-Late Permian Depositional Sequences, Permian Basin, West Texas and New Mexico

J. F. Sarg

AAPG Special Volumes

.... These are the Hamon No. 1 Swinson, Pan American No. 1 Fowler; and Tenneco No. 1 Crump. A minimum phase pulse with 25-hz peak frequency best fits the data. The well...

Parsimonious Deconvolution

Jon F. Claerbout

Southeast Asia Petroleum Exploration Society (SEAPEX)

... of the equal sign is unknown. In conventional deconvolution, one presumes the existence of a filter at which is causal and inverse to bt (this is the minimum...

S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY

Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO

Ohio Geological Society

... depth and a broad band minimum phase operator. The "noise" was extracted from a set of actual seismic recordings...

The Integration of Geophysical, Geological and Petrophysical Data: A Case Study in North West Java, Indonesia

M. Koswara, J. Negre, L. Hendrata

Southeast Asia Petroleum Exploration Society (SEAPEX)

...) on both wells were reprocessed for the purpose of this study. The GEOGRAM*’s were processed using Ricker zero phase and Ricker minimum phase wavelets 30...

Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling

Daniele Colombo, Ernesto Sandoval-Curiel, Ersan Turkoglu, Weichang Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... acoustic finite-difference modeling is performed with GeoInv3D (Pajot and Combre, 2014) where a minimum phase Ricker wavelet of 25 Hz peak frequency...

Seismic super resolution method for enhancing stratigraphic interpretation

Chengbo Li, Qingrong Zhu, Baishali Roy

International Meeting for Applied Geoscience and Energy (IMAGE)

...% and simulated an anticline structure. We synthesized the seismic by convoluting with a 30Hz minimum-phase wavelet and then adding 5% Gaussian noise. Figure 1a...

Full-waveform inversion and FWI imaging for land data

James Sheng, Cristina Reta-Tang, Faqi Liu, Alfredo Vzquez Cant, Alejandro Cabrales Vargas

International Meeting for Applied Geoscience and Energy (IMAGE)

... the minimum usable frequency for FWI to 5 Hz. Minimum phase wavelets are obtained from data spectrum and used during FWI. We use a finite-difference...

Seismic inversion with dictionary learning using unsupervised machine learning

Debajeet Barman, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

...(t) is the source wavelet. 15Hz minimum phase Ricker wavelet is used for computation. For comparison purposes, the reflectivity section is detrended...

3D installation of fiber cables for acquiring 3C DAS array data

Yingping Li, David Li, Lianjie Huang, Yingcai Zheng

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the seismic wave. signal amplitudes with a minimum phase wavelet from a seismic source shown in Figure 3a recorded by a 3C geophone at the center (0, 0...