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The AAPG/Datapages Combined Publications Database

Showing 206 Results. Searched 191,921 documents.

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

Mauricio D. Sacchi

Search and Discovery.com

... and parabolic paths (for a frequency domain implementation) and linear and hyperbolic paths (for a time-variant/time domain numerical implementation...

Unknown

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

Mauricio D. Sacchi

Search and Discovery.com

... and parabolic paths (for a frequency domain implementation) and linear and hyperbolic paths (for a time-variant/time domain numerical implementation...

Unknown

Sand Volcanoes of the Carboniferous Ross Formation, County Clare, Western Ireland: 3-D Internal Sedimentary Structure and Formation

J. K. Pringle, A. R. Westerman, D. A. Stanbrook, D. I. Tatum, A. R. Gardiner

AAPG Special Volumes

...) and more sophisticated time variant, spectral balance filters to optimize GPR image quality while preserving relative amplitudes (see Pringle et al...

2007

Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology

Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah

Indonesian Petroleum Association

... into the dataset after inverse Kirchhoff migration application. After some iterations, forward Kirchhoff migration and multi spatial time-variant...

2020

Chapter Two: Color, Character and Zero-Phaseness

Alistair R. Brown

AAPG Special Volumes

... interval of 20 ms. Figure 2-6. Time-structure map displayed in a contrasting spectral color scheme. For an effective color display it is important...

2011

Nias Basin, NW Sumatra … New Insights into Forearc Structure and Hydrocarbon Prospectivity from Long-Offset 2d Seismic Data

Ian Deighton, M. Ma’ruf Mukti, Satish Singh, Tom Travis, Anthony Hardwick, Katie Hernon

Indonesian Petroleum Association

...-variant thresholds for ambient noise; F-X based methods for coherent noise and time and space variant dip filtering guided by primary stacking...

2014

Comparison of Seismic Reconvolution and Gabor Deconvolution in Improving Seismic Images to Detect Local Fluid Trapping

Madaniya Oktariena, Wahyu Triyoso

Indonesian Petroleum Association

... wavelet, and perform time-variant filter if necessary. The algorithm is quite complex, but has a benefit of approaching a solution for non-stationary...

2016

Abstract: Seismic Imaging Of Sandbox Models

Donald H. Sherlock

Petroleum Exploration Society of Australia (PESA)

... phys ica l modelling. nu mber of other advantages w hich are: Time-lapse 3-D Seismic 1. Inexpensive, rea l seism ic data. combining these two...

1998

Abstract: High-Resolution Multibeam Reveals Water Column Anomalies in Deep Water Mexican Gulf of Mexico; #90310 (2017)

Philip Teas, Dan Orange, John Decker, Chris Corona, Kelley Brumley, Garrett A. Mitchell

Search and Discovery.com

... vessel passes allowing us to observe time variant behavior of anomalies; these reveal changes in current direction as well as the ephemeral nature of seeps...

2017

3-D Seismic Workflows Developed to Evaluate Out-of-Zone and Stealth Zone Microseismic Behaviors: Marcellus Shale, Central Appalachians, USA, #41395 (2014).

Tom Wilson, Ariel K. Hart, Peter Sullivan

Search and Discovery.com

... using time-variant trace amplitude slicing and differential attenuation (t*attenuation) computations. Amplitude slicing uses absolute values of trace...

2014

Active Margin: Depositional Sequences in the Castellon Area, Offshore Northeast Spain

D. R. Johns, M. A. Herber, and M. M. Schwander

AAPG Special Volumes

..., were reprocessed from GSI de-reverberated and time-variant-filtered stacks by applying Kirchoff migration and phase deconvolution. Multiplication...

1987

Renewed Field Development Plan from Recently Found Uncertainty in Sungai Gelam Field, South Sumatra Basin, Jambi

Reza Rahadian, Erwin Dicky Dusyanto, Adi Widyantoro, Oki Musakti, Hendra Baskara

Indonesian Petroleum Association

... consistent within the first 1600ms and deviates at deeper interval. Time variant scaler is applied to the older seismic stack velocity assuming the more...

2019

Abstract: Simultaneous Source Separation Via Robust Time Variant Radon Operators; #90187 (2014)

Amr Ibrahim and Mauricio D. Sacchi

Search and Discovery.com

...Abstract: Simultaneous Source Separation Via Robust Time Variant Radon Operators; #90187 (2014) Amr Ibrahim and Mauricio D. Sacchi AAPG Search...

2014

Active Margin: Volcanics, North Island, New Zealand

D. Bradford Macurda, Jr.

AAPG Special Volumes

... ms Max Pred Lag: 236 ms TIME VARIANT FILTERING WAVE EQUATION MIGRATION References Hatherton, T., F.J. Davey, and T.M. Hunt, 1979, Geophysical...

1987

ABSTRACT: CRUSTAL-SCALE IMAGING OF THE ABSHERON RIDGE (SOUTH CASPIAN SEA) REVEALED BY DEEP SEISMIC REFLECTION PROFILING; #90024 (2004)

Camelia C. Diaconescu, James H. Knapp, John Connor

Search and Discovery.com

..., including predictive deconvolution, T-p filtering, and a time-variant gain function, was focused on removal of abundant multiple energy and enhancement...

2004

Abstract: The Benefits of Receiver Infill Stations A Technical and Operational Case Study; #90174 (2014)

Keith Millis

Search and Discovery.com

... to seismic acquisition pose an increasingly complex challenge to imaging desired targets. Some surface restrictions are time variant and require...

2014

Star: Shallow Time Anomaly Replacement

Michael O. Marcoux, Lee Lu

Southeast Asia Petroleum Exploration Society (SEAPEX)

... is discussed and a subsurface consistent, time-variant static description is given. The description that is obtained of this moveout phenomenon...

1982

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Melville--Northwest Territories, Canada Line No. 7 by Texaco Canada Resources Ltd.

Texaco Canada Resources Ltd.

AAPG Special Volumes

...) at 27.4 m (90 ft) Field Filter: 12 to 124 Hz Processing Run Stream: 1) Binary Gain/True Amplitude Recovery 2) Time Variant Scaling/Equalization 3...

1983

Abstract: Converted-wave Time Imaging … Nuts and Bolts; #90187 (2014)

Shaowu Wang, Thomas Hollis, and Wayne Nowry

Search and Discovery.com

... structure. It is especially favorable for converted-wave (PS) time imaging, because PS PSTM naturally handles the time-variant and offset-dependent common...

2014

Abstracts: Making New with Old: Reprocessing Vintage Seismic Data from the Western Arctic Islands using Modern Methods; #90173 (2015)

Mathieu J. Duchesne, Virginia I. Brake, and Tom Brent

Search and Discovery.com

... of time-variant Omrsby and FK filters. This processing algorithm is used to determine frequency similarities (i.e. common band-pass) between zones...

2015

Abstract: Seismic Study of a Possible Eroded Impact Structure, Southern Alberta; #90224 (2015)

Wei Xie and Douglas R. Schmitt

Search and Discovery.com

... Picking Elevation/Refraction Static Corrections Exponential Gain (Time Power) /AGC Time Variant Band-Pass Filter Predictive Deconvolution Spiking...

2015

Chapter 12: Microseismic Monitoring in Early Haynesville Development

Peter M. Duncan, William B. Barker, Leo Eisner, Peter G. Smith, Kevin Smith, Sherilyn Williams-Stroud

AAPG Special Volumes

... variant gain, band-pass filtering, and optionally, depending on the data, some form of spectral shaping or deconvolution. Matched filter and pilot...

2013

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