Suppression of coherent and random noise using adaptive thresholding method in seismic-while-drilling

Yue Ma, Yujin Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... exploit the different characteristics between the noise and the signals. Source-generated coherent energy often propagates with slower apparent...

Seismic data denoising by combining self-supervised and supervised learning

Yen Sun, Paul Williamson

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Moreover, these denoising methods are often designed to address one or two specific types of noise. When noise with different characteristics...

ABSTRACT: Attenuating Seismic Interference Noise Using a Dual Sensor Streamer, by Caselitz, Bertrand; Monir, Emad; Halim, Abdallah; #90141 (2012)

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Abstract: Land Seismic Noise Suppression: Tough Challenge, Intelligent Implementation, by Khalid Al-Rufaii and Weihong Zhu; #90077 (2008)

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Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014)

Nirupama (Pam) Nagarajappa

Search and Discovery.com

... wave). Other types of coherent noise that are less common in occurrence and yet equally important, include air blast, flexure waves and near surface...

Analyzing the impact of additive and multiplicative noise on seismic data analysis

Akshika Rohatgi, Andrey Bakulin, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

... these noise’s phase and amplitude impacts across time and frequency domains. Dissecting their influences and differentiating between different types of noise...

High-efficient reflection retrieval from massive ambient noise using a deep-learning workflow

Yinghe Wu, Shulin Pan, Dawei Liu, Yaojie Chen, Qinghui Cui

International Meeting for Applied Geoscience and Energy (IMAGE)

... corresponding to different data types. Since our goal is to retrieve segments containing body wave events, this is a binary classification task...

Abstract: Importance of Pre-Frack Site Surveys and Broadband Seismometers to Microseismic Monitoring; #90174 (2014)

N. Ackerley and N. Spriggs

Search and Discovery.com

... understanding of the characteristics of site noise before attempting to detect events. Because events are fundamentally transient signals, power spectral...

Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)

Michael Thornton

Search and Discovery.com

... higher levels of noise at surface. While borehole monitoring schemes typically rely on detection of events followed by event location, the reduced...

Application of improved shearlet transform algorithm in noise filtering of complex fault block oilfield in eastern Bohai Sea

Yu Xiong, Cai Li, Yongqiang Yao, Shaoxuan Li, Lei Gao

International Meeting for Applied Geoscience and Energy (IMAGE)

... to suppress noise, while ignoring the distribution characteristics of effective signal and random noise in different scales and directions in shearlet...

Background noise suppression for DAS-VSP data using attention-based deep image prior

Yang Cui, Umair bin Waheed, Yangkang Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... useful signals. The three considered records with different noise levels and signal types are shown in Figures 3a, 4a, and 5a. Figure 3a shows data...

Phase pilot recovery: A foundation for mitigating speckle scattering noise in seismic data

Akshika Rohatgi, Andrey Bakulin, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

... 𝑆(𝜔) is the clean signal and 𝑅! (𝜔) denotes the random multiplicative noise. Equation (2) can model two types of multiplicative noise: random phase...

Self-parametrizing seismic data processing modules: An example on coherent noise suppression

Simone Re, Ran Bachrach, Massimo Clementi, Collin Wilson

International Meeting for Applied Geoscience and Energy (IMAGE)

... that the automated self-parametrizing approach can address the space-variant characteristics of the noise maximizing the accuracy of the noise suppression process...

Abstracts: Microseismic Network Design: Estimating the Number of Detected Events During Hydraulic Fracturing; #90173 (2015)

Shawn Maxwell

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... microseismic events to 1e-6 hydraulic energy of the injection) which appears to account for the injection characteristics and also 1e-7 potentially...

Current and future multicomponent towed streamer design

Nicolas Goujon, Susanne Rentsch, Leendert Combee, Fabien Guizelin, Khairul Faizi Ahmad

Petroleum Exploration Society of Australia (PESA)

... examples of theoretical transverse vibration noise characteristics for four different solid streamer platforms using low and high extremes...

Uncertainty in Surface Microseismic Monitoring; #41258 (2013)

Mike Mueller, Michael Thornton, and Leo Eisner

Search and Discovery.com

... types of uncertainty, we constructed a synthetic data set that was used in our imaging algorithm to locate events with varying amounts of noise...

Boosting self-supervised blind-spot networks via transfer learning

Claire Birnie, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... different characteristics with respect to source signature, move-out and noise. In all cases the supervised network provides the cleanest de- noised product...

Abstract: Estimating the Spectra of Small Events for the Purpose of Evaluating Microseismic Detection Threshholds; #90174 (2014)

N. Ackerley

Search and Discovery.com

...on and Heaton were developed for comparison to clip levels, they are just as useful for comparison to noise floors, because the problem of triggering even...

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

... where there is significant amplitude variation between different geologic events one normally defines this by the behavior...

Deep learning approach for denoising and resolution enhancement of poststack seismic data

Ruslan Malikov, Tatyana Yusubova, Izat Shahsenov

International Meeting for Applied Geoscience and Energy (IMAGE)

... to capture the full complexity of geological structures and different types of noise. For example, traditional noise reduction techniques such as median...

Abstract: Uncertainty in Surface Microseismic Monitoring; #90187 (2014)

Michael Thornton, Mike Mueller, and Leo Eisner

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... that sign-to-noise-ratio is a key indicator of both types of the uncertainties. Introduction Unconventional resource plays demand intense drilling...

A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

... coherent noise characteristics that are essentially consistent within a given receiver group collection but are (phase) variable from receiver to receiver...

Recovering the invisible signals for urban traffic monitoring using distributed acoustic sensing

Yangkang Chen, Hang Wang, Rui Min, Yunfeng Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... corresponding to the strong events. Additionally, the processing enables recovering some weak signals that are otherwise masked by the background noise...

Salt Related Volume Interpretation: An Example of Utilizing Volume Interpretation Software with Challenging Data Quality

Adam M. Seitchik

GCAGS Transactions

.... By analyzing the changing characteristics of the data during animation, geologic events become separated from noise trains and uncollapsed migrations...

Abstract: Interferometric Assessment of Clamping Quality of Borehole Geophones; #90224 (2015)

Yoones Vaezi and Mirko van der Baan

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... body waves and the corresponding formation velocity models nearby the wellbore from correlation of noise records at borehole geophones in different...