Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)

Kristof De Meersman and Marcelo Roizman

Search and Discovery.com

... that is extracted from the vertical component. Receiver functions from the same receiver can be stacked to increase the signal-to-noise ratio. The combination...

Impact of Completion Design on Various Infill Scenarios: A Data Driven Permian Case Study

Chad Darneal, Kyle Friehauf, Kristie McLin, Bharath Rajappa, Hui Zhou, Phuong Hoang, Justin Hammond, Herbert Swan

Unconventional Resources Technology Conference (URTEC)

... and sufficient for microseismic processing. Data from the LS2, with intact rock around the wellbore, has higher signal to noise ratio (SNR). Data acquired from...

Imaging of multiwell and multifiber walkaway DAS-VSP datasets in a CCUS demonstration project onshore Japan

Yuji Yamada, Shotaro Nakayama, Takuji Mouri, Manish Lal Khaitan, Philip Armstrong, Olga Podgornova

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Well-2. Coupling related noise was strongest at the near offsets. For both wells, the signal-to-noise ratio (SNR) deteriorated rapidly with source...

The Thousand Dollar Prospect, Rich County, Utah, A Case History

Valen D. Ott, Kenneth R. Kreckel

Rocky Mountain Association of Geologists

... fold 4) Diversity stack: since the signallnoise ratio was low, diversity stack had the effect of upgrading the signal relative to the noise. ’ Marathon...

Abstract: A Case History of a 3D Survey in the Pinnacle Reef Trend in Scurry County Texas

Howell Pardue, Steve Blaylock, Steve Jumper

West Texas Geological Society

... reasonable assumptions about signal to noise ratios at specific offsets. Processing flows and concepts are discussed, and certain key steps such as 3D...

Abstract: Dynamically Constrained 4D Prestack Inversion, by T. Blanchard and P.D. Thore, #90188 (2014)

Search and Discovery.com

A Step Change in Seismic Imaging … Using a Unique Ghost Free Source and Receiver System; #41449 (2014)

Per Eivind Dhelie, Robert Sorley, Torben Hoy, David Lippett

Search and Discovery.com

... removal of the surface ghosts, leading to an acquisition platform that can be towed deeper for increased low frequency content and increased signal to noise...

Abstract: Areal 3-D Seismic Technique for Reservoir Delineation: Case History from Offshore Niger Delta, by A. O. Idowu; #90988 (1993).

Search and Discovery.com

Abstract: Movable Oil Identification and Viscosity Estimation in Lower Fars Heavy Oil Reservoir – A Case Study, by Khalid Ahmed, Mansoor A. Rampurwala, and Girija S. Padhy; #90105 (2010)

Search and Discovery.com

Seismic Resolution in the Mahakam Delta

J. B. Beauchamp

Indonesian Petroleum Association

.../noise ratio also becomes very poor at the bottom of the well. Plate 6. Vertical Seismic Profile. Well HR-1 (Unfiltered) Plate 7. Autocorrelation/Power...

Using Corona to test NMR response of iron ore chip samples

Mark Downey, Kazek Trofimczyk

Petroleum Exploration Society of Australia (PESA)

.... (485kHz compared to conventional systems at 2000kHz) and relatively short echo time spacing of 0.2ms. Initial tests showed that the signal-to-noise-ratio...

Abstracts: Seismic Attributes on Frequency-enhanced Seismic Data; #90173 (2015)

Satinder Chopra, Kurt J. Marfurt, Somanath Misra

Search and Discovery.com

... the results. This procedure reduces noise in selected frequency bands and results in higher signal-to-noise ratio as well as enhanced resolution. Structurally...

Seismic imaging profile noise suppression based on self supervised deep learning: a case study in the Yellow Sea

Qiang Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... and representation capabilities, can automatically learn implicit features that characterize the data distribution, thereby improving the signal-to-noise ratio...

Abstract: Horn River Microseismic Acquisition: Designing a Shallow Array; #90174 (2014)

Neil Taylor, Paige Snelling, Kyubum Hwang, Mark Stacey, and Dave Abbott

Search and Discovery.com

... with results using 100, 30 and 6 stations. What is the error in position and how much does the signal-to-noise ratio (SNR) decrease as stations are removed...

Seismic Monitoring of Hydraulic Fracturing Activity at the Marcellus Shale Energy and Environment Laboratory (MSEEL) Site, West Virginia

Abhash Kumar, Erich V. Zorn, Richard Hammack, William Harbert

Unconventional Resources Technology Conference (URTEC)

... list of 436 LPLD events, we carefully selected some high quality LPLD events with high signal to noise ratio and analyzed 2-minute long records of CEUSN...

Determining Maximum Horizontal Stress with Microseismic Focal Mechanisms - Case Studies in the Marcellus, Eagle Ford, Wolfcamp

Alireza Agharazi

Unconventional Resources Technology Conference (URTEC)

... is the strength of seismic signal relative to the noise level, which is quantified and represented by the signal-to-noise ratio (SNR). The higher the SNR...

Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset

William J. Ostrander

AAPG Special Volumes

... is the somewhat poor signal-to-noise ratios (S/N) because the individual traces are not summed as in CDP stacking. To improve S/N values and still retain offset...

Abstract: Microseismic Event Locations Uncertainity and Acquisition Geometry; #90224 (2015)

Amna Feroz and Mirko van der Baan

Search and Discovery.com

..., random errors associated with P and S wave arrival time picking and receiver configuration. In this study we investigate event location uncertainties...

High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia

Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree

Indonesian Petroleum Association

... level (1.8 km depth) due to an available maximum offset of only 6 km. Moreover, the poor signal-to-noise ratio (SNR) of the low frequencies...

Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring

Martin Karrenbach, Steve Cole, Victor Yartsev

Unconventional Resources Technology Conference (URTEC)

... this velocity model can be improved as perforation shots become available or microseismic events of high signal-to-noise ratio are observed...

The need of elastic RTM for elastic FWI models

Hui Huang, Zedong Wu, Xue Xiao, Zhigang Zhang, Ping Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... demonstrated its advantages over acoustic FWI to sharpen velocity interfaces and improve the signal-to-noise ratio and event continuity of the corresponding FWI...

The Silver Lining on 3D Seismic Acquisition Challenges during the Pandemic Covid19: The Application of 5D Interpolation to Fill in Data Gaps

Pramuditya Dwi Permana, Agi Robby Rizaldi, Afrizon Setiawan, Hendarman

Indonesian Petroleum Association

... seismic data processing methods have advanced over several decades. The main aim of the development is to increase the signal-to-noise ratio on seismic...

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

... was also performed using the amplitude spectrum. The measured element is the noise-to-signal ratio taken at the seismic central frequency (25 Hz...

Extending the Resolution of Seismic Reflection Exploration

L. R. Denham

Pacific Section of AAPG

... signal-to-noise ratio than would be needed if the target were a weak reflector. Better resolution is always desirable, but spending money to achieve better...

Chapter 8-part 2: Spectral Decomposition

Gregory A. Partyka, Michael D. Bush, Paul G. A. Garossino, Paul R. Gutowski

AAPG Special Volumes

... heterogeneity are often best imaged at higher frequencies, as long as a reasonable signal-to-noise ratio exists at those higher frequencies. Low...