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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 3,218 Results. Searched 188,040 documents.

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Attenuation of Marine Coherent Noise – A Processing Case History in the East China Sea

Huaien Wang, Liu Guangxin, Curtis E. Hinz, Fred F. C. Snyder

Southeast Asia Petroleum Exploration Society (SEAPEX)

.../s. For a source located off the end of the cable, the noise appears as a series of coherent linear events with the dip inversely proportional to the seismic...

1990

Getting Something for Nothing: Noise Attenuation in an Aliased World; #41291 (2014)

David C. Henley

Search and Discovery.com

... sampling and attenuation of linear coherent noise is too small (typically1-2 m) to be considered practical for a particular prospect...

2014

Abstracts: Attenuating 2D Noise in a 3D World; #90173 (2015)

David C. Henley

Search and Discovery.com

... is the distribution of source-receiver offsets linear. Examples We show here two field data examples of R-T domain coherent noise attenuation. Figures 4a...

2015

A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

...). The combination of these two techniques to suppress coherent and linear noise is evaluated. The results indicate that f-xy filtering is an extremely robust...

1996

Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement

Mauricio D. Sacchi

Search and Discovery.com

... Roll Attenuation Linear coherent noise produced by surface waves (ground roll) exhibits low-pass character when analyzed in the frequency domain...

Unknown

Filter-Bank Strategies for Efficient Computation of Radon Transforms for SNR Enhancement

Mauricio D. Sacchi

Search and Discovery.com

... Roll Attenuation Linear coherent noise produced by surface waves (ground roll) exhibits low-pass character when analyzed in the frequency domain...

Unknown

Abstracts: CDP Noise Attenuation Using Local Linear Models; #90173 (2015)

Todor I. Todorov and Gary F. Margrave

Search and Discovery.com

...Abstracts: CDP Noise Attenuation Using Local Linear Models; #90173 (2015) Todor I. Todorov and Gary F. Margrave AAPG Search and Discovery Article...

2015

ABSTRACT: Random Noise Removal of Seismic Attribute Data via Complex-valued Wavelets; #90051 (2006)

Saleh Al-Dossary, Leon Hu

Search and Discovery.com

... attributes can improve the detection of linear geologic features but may introduce high frequency noise. Existing edge-preserving smoothing...

Unknown

Enhancing the Quality of Seismic Impedance Data; #41961 (2016)

Satinder Chopra, Ritesh Kumar Sharma, Rebecca Daniels, Brian Schulte, Jim Pllishy, Tammy Chow

Search and Discovery.com

... are almost always found to be contaminated with coherent or incoherent noise. Concerted efforts are directed at elimination of such noise during...

2016

Abstract: Quality Enhancement of 3D Seismic Data Using Anisotropic Diffusion Method; #90255 (2017)

Yahya Moradi Chaleshtori, Abdolah Kiani, Keyvan Najafzadeh

Search and Discovery.com

... as coherent events, and noise as random amplitudes. This technique is applied on each time slice separately in order to reduce the noise...

2017

Seismic Acquisition Optimization for Exploration in Thrust Belts and Foreland Basins; #42268 (2018)

Pedro Muñoz, Juan Uribe, Nestor Sanabria

Search and Discovery.com

... Characteristics 2. Coherent Noise Sampling Requirements 3. Geological Sampling Requirements 4. Imaging/Model Building 5. Other Considerations 6. Survey...

2018

Source-Generated Seismic Noise in 2-D Reflection Surveys in the Basin and Range Physiographic Province: Issues, Attenuation and Case Histories, #40955 (2012)

David A. Smith, Jim Hild, Jim Pfeiffer, Peter Drakos

Search and Discovery.com

... with coherent source generated noise trains, and identification of reflection events through an examination of intermediate processing steps. David A. Smith...

2012

Abstract: Strong Noise … Removal and Replacement on Seismic Data; #90174 (2014)

Patrick Butler

Search and Discovery.com

..., prestack migration and other linear processes. The root n cancellation for Gaussian noise may just not be sufficient. To address this we created a nonlinear...

2014

ABSTRACT: The Impact of Post Migration Data Conditioning on Seismic Images and Attributes; #90115 (2010)

Adekanle Ayorinde, Youn Oong, and Iyiola Sunkanmi

Search and Discovery.com

... are residual multiples, high frequency random noise, coherent linear dipping noise, and residual Normal Moveout (NMO) and low frequency NMO stretch...

2010

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

Nirupama (Pam) Nagarajappa

Search and Discovery.com

...Abstract: Adaptive f-xy Hankel Matrix Rank Reduction Filter to Attenuate Coherent Noise; #90174 (2014) Nirupama (Pam) Nagarajappa AAPG Datapages...

2014

Abstract: White Noise Suppression in the Time Domain … Part II; #90174 (2014)

Patrick Butler

Search and Discovery.com

... analysis after removal of strong Figure 7: example of non-linear add back white noise As shown in Figure 7, we can clean up the section but where the data...

2014

Structure-and-Amplitude-Preserving Multi-Channel Deconvolution

Search and Discovery.com

... is important in seismic data processing. Noise compromises our ability to depict the earth model. Noise can be classified into coherent noise and random noise...

2013

Abstracts: Noise Examples from Two Microseismic Datasets; #90173 (2015)

Andy St-Onge and David Eaton

Search and Discovery.com

... signals of interest (i.e. P- and S-waves produced by the microseismic events), various types of noise (random or coherent) may be recorded during...

2015

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