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The AAPG/Datapages Combined Publications Database

Showing 3,529 Results. Searched 189,922 documents.

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Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

Robert E. Sheriff

AAPG Special Volumes

.... Notwithstanding these limitations, geophysicists often can interpret subtle changes in waveshape into stratigraphic terms. One should be careful...

1977

Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)

Carlos Montana and Gary Margrave

Search and Discovery.com

... response with a source wavelet. In turn, this wavelet can be regarded as the convolution of several effects: source signature, recording filter, earth filter...

2015

IV. The Role of Seismic Wavelets and Wavelet Processing

Norman S. Neidell

AAPG Special Volumes

... be overlooked and regarded as second-order effects. No doubt the refined methods to be developed in the future will take advantage of these differences as yet...

1979

Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2

B. A. Hardage

AAPG Special Volumes

... surface-recorded reflection data so that the reflection signals exhibit numerical changes in amplitude, waveshape, and frequency content which often...

1985

Abstract: Improving Temporal Resolution of Land Seismic Data with a Stabilized Inverse Q-Filter; #90254 (2016)

Abdullah M. Alshangiti, Peter Pecholcs, Rienk Lakeman, Mohammad Bannagi

Search and Discovery.com

...Abstract: Improving Temporal Resolution of Land Seismic Data with a Stabilized Inverse Q-Filter; #90254 (2016) Abdullah M. Alshangiti, Peter Pecholcs...

2016

a New Filtering Water Bottle (2): NOTES

J. R. Schubel, E. W. Schiemer, T. W. Kana, G. M. Schmidt

Journal of Sedimentary Research (SEPM)

.... After collection of a water sample one of the balls is removed, the bottle is fitted with a filter holder containing a pre-weighed filter, and connected...

1972

Possible Sources of Error in Particulate Matter Analysis Using Silver Filters: NOTES

Henri E. Gaudette, Franz E. Anderson

Journal of Sedimentary Research (SEPM)

... a greater volume filtration. In order to test the effects of large volume filtration on the silver filter, five different volumes of artificial sea...

1970

Application of Contrast Control Filters in Black and White Photomicrography: RESEARCH METHOD PAPER

J. Bryan Tapp, Dennis R. Prezbindowski

Journal of Sedimentary Research (SEPM)

... (refer to Delly 1988--Kodak publication P-2 and Kodak publication B-3 for a discussion of filters and filter applications). Selective application...

1990

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... dimension of 21 traces and a time window of 400 ms – which are merged together afterwards. The filter strength is determined by the rank – the number...

2013

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... dimension of 21 traces and a time window of 400 ms – which are merged together afterwards. The filter strength is determined by the rank – the number...

2013

Pretreatment Techniques for Particle-size Analysis of Dust Samples from High Volume Sampler Filter Papers: RESEARCH METHOD PAPER

L. Kiefert, G. H. McTainsh, W. G. Nickling

Journal of Sedimentary Research (SEPM)

...Pretreatment Techniques for Particle-size Analysis of Dust Samples from High Volume Sampler Filter Papers: RESEARCH METHOD PAPER L. Kiefert, G. H...

1992

Abstracts: Using a 1D FX Predictive Filter for 3D Seismic Data Random Noise Attenuation; #90173 (2015)

Mike Galbraith, Zhengsheng Yao, and Randy Kolesar

Search and Discovery.com

...Abstracts: Using a 1D FX Predictive Filter for 3D Seismic Data Random Noise Attenuation; #90173 (2015) Mike Galbraith, Zhengsheng Yao, and Randy...

2015

Abstract: Structure Oriented Hybrid Filter for Enhancing Seismic Edges and Channels; #90319 (2018)

Jinsong Wang, Saleh A. Al-Dossary

Search and Discovery.com

...Abstract: Structure Oriented Hybrid Filter for Enhancing Seismic Edges and Channels; #90319 (2018) Jinsong Wang, Saleh A. Al-Dossary AAPG Datapages...

2018

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

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

...Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section Deddy F. Djanawir, Frans Langitan 2004 51 58...

2004

Convolution and Deconvolution: ABSTRACT

T. Cantwell, Robert H. Ray

AAPG Bulletin

... the line as subsurface conditions changed. A deconvolution process, to remove the effects of the earth filter, is applied to the seismograms...

1967

ABSTRACT Processes Effecting Sediment Transfer Across the Land-Sea Interface and Resulting Shelf Stratigraphy, #90104 (2010)

Wadman Heidi M.; McNinch Jesse E.

Search and Discovery.com

... overwhelmed the modulating effects of the other processes, changing the behavior of the land‐sea filter and thus  altering the type of stratigraphy formed...

2010

Wavelet Processing

Lee Lu

Indonesian Petroleum Association

... are apparent. Figure 2(b) shows the data after the application of Parsimonious Deconvolution filter. It is apparent that bubble and ghost effects...

1978

Technique for Mounting and Sem Study of Individual Particles Less Than 10 Micrometers in Diameter: METHOD PAPER

David T. King, Jr., Gordon S. Banholzer, Jr.

Journal of Sedimentary Research (SEPM)

... and morphology-based classification of individual grains less than 10 micrometers in diameter. CLARK, D. F., 1973, Effects of ultrasonic pressure...

1978

ABSTRACT: Structural Filter

Dong Liu

Houston Geological Society Bulletin

...ABSTRACT: Structural Filter Dong Liu 2012 19 19 54 06 Structural Filter (SF) is a smoothing filter used in pre-stack noise reduction that preserves...

2012

Gleaning Meaningful Information from Seismic Attributes

Search and Discovery.com

..., the input seismic data needs to be optimally processed. The term ‘optimally’ essentially means that any or all distortion effects, whether near...

2013

A Nontoxic Heavy Liquid and Inexpensive Filters for Separation of Mineral Grains: RESEARCH METHOD PAPER

John Callahan

Journal of Sedimentary Research (SEPM)

.... TATKEN, R. L., and LEWIS, R. J., SR. EDITORS, 1983, Registry of Toxic Effects of Chemical Substances, 1981-82 Edition, vol. 3: U.S. Department of Health...

1987

New Advancements for Determining the Degree of Filtration Necessary for Completion, Stimulation, and Workover Fluids to Minimize Formation Damage

Barry A. Perlmutter, Reza Hashemi

Indonesian Petroleum Association

... because the particles in a fluid will be larger than the pores or openings in the filter medium. The large particles are removed while the fluid passes...

1985

Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015)

Marcus R. Wilson and Robert J. Ferguson

Search and Discovery.com

... a preconditioning scheme by which the effects of this filter can be mitigated, and we observe the effects of this change on the convergence rate...

2015

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