Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 8,924 Results. Searched 200,619 documents.

< Previous   28   29   30   31   32   Next >

Ascending

Methods and challenges to locating legacy wells in western Pennsylvania: Case study at Hillman State Park

James I. Sams III, Garret A. Veloski, J. Rodney Diehl, and Richard W. Hammack

Environmental Geosciences (DEG)

... (Figure 3). A further enhancement of the well anomalies was achieved using analytic signal (AS) processing of the resulting grid (MacLeod, et al., 1993...

2017

Modern Marine 3D Seismic Acquisition - Technical Considerations

Chris Walker

Petroleum Exploration Society of Australia (PESA)

... in mind that Common Conversion Point (CCP) stacking is the relevant signal enhancement procedure and that the location of the CCP relative to the CMP...

1997

Normally Pressured vs. Abnormally Pressured Compartments in Sandstones in the Powder River Basin, Wyoming: A Comparative Study of the Muddy Sandstone and the Minnelusa Formation

Donald B. MacGowan, Zun S. Jiao, Ronald C. Surdam, Francis P. Miknis

Wyoming Geological Association

... and permeability enhancement and preservation: Philosophical Transactions of the Royal Society of London, v. 315, p. 135-156. Surdam, R. C., Z. S. Jiao and R...

1993

Calibration of Continuous Wavelet Transform (CWT) Fracture Closure Detection Using Laboratory Hydraulic Fracturing Experiments

Mohamed A. Gabry, Zhi Ye, Amr Ramadan, Ahmad Ghassemi, Mohamed Y. Soliman

Unconventional Resources Technology Conference (URTEC)

...-in phases, were carried out. Pressure fall-off data was analyzed using Continuous Wavelet Transform (CWT), which decomposed the signal into different...

2025

Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)

Todor I. Todorov, Gary F. Margrave

Search and Discovery.com

... on the assumption that the seismic signal is stationary and employ an extensive use of Fourier analysis. However, due to various attenuation mechanisms...

2014

Boosting self-supervised blind-spot networks via transfer learning

Claire Birnie, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... with respect to the number of training epochs between learning to replicate the signal without learning to replicate the noise. Focusing on blind-spot...

2022

Vertical Seismic Profiling in Hydrocarbon Exploration and Reservoir Development

Bob A. Hardage

Circum Pacific Council Publications

... in this field in order to obtain a further enhancement of the structural interpretation of this reservoir. One-dimensional VSP Imagery and Synthetic...

1989

Integration of active and passive surface seismic for understanding the variations observed during a stimulation campaign.

Paolo Primiero, Gorka Garcia Leiceaga, Joël Le Calvez

Unconventional Resources Technology Conference (URTEC)

... with multiple stages to achieve economical return. Production volumes correlate with permeability enhancement in the rock volumes affected...

2013

Salinity Study of Coastal Groundwater Aquifers in North Kelantan, Malaysia

Abdul Rahim Samsudin, Haryono, Umar Hamzah, Abdul Ghani Rafek

Geological Society of Malaysia (GSM)

... to determine the depths and thicknesses of the groundwater aquifers. The seismic survey was conducted using a high frequency ABEM 24 channel signal...

1997

Seismic Acquisition and Processing for Sub-thrust Imaging and Prospecting, Suaza Valley, Colombia

G.W.Paukert, G. Billings, I.Dawes, T.D.J. England, G.Rait

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... compared to the goal of signal-to-noise ratio enhancement. 447 DATA QUALITY IMPROVEMENTS DUE TO REPROCESSING AND HIGH-EFFORT SWATH2D ACQUISITION...

2003

Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

... was designed to best preserve data attributes, amplitude, phase, and frequency content, while improving the signal-tonoise ratio. Due to poor...

1997

Accurate seismic data interpolation based on multiband intelligent training

Xueyi Sun, Benfeng Wang, Tongtong Mo

International Meeting for Applied Geoscience and Energy (IMAGE)

... while highfrequency components may have signal leakage. It can lead to inadequate accuracy for seismic data interpolation. To weaken the signal leakage...

2023

Electromagnetic Detection of Pebble Transport in Streams: A Method for Measurement of Sediment-Transport Waves

Stephen G. Custer, Nicholas Bugosh, Peter E. Ergenzinger, Bret C. Anderson

Special Publications of SEPM

... a bridge. Approximately 30 percent of the bed material is sufficiently magnetic to produce a signal. Laboratory experiments indicate that signals...

1987

The 1986 PESA Australian Distinguished Lecture: Years of Dramatic Change „ the Growth in Expertise in Australian Oil Exploration 1950…1986

Murray H. Johnstone

Petroleum Exploration Society of Australia (PESA)

... that the enhancement was obtained by careful matching of shooting techniques and seismometer spacing to the characteristics of the soil or terrain being traversed...

1987

Optimal Configuration and Information Content of Sets of Frequency Distributions

William E. Full , Robert Ehrlich, Stephen K. Kennedy

Journal of Sedimentary Research (SEPM)

... transformation on X-ray diffractograms would be enhancement of peaks at low two-theta angles and loss of resolution of peaks at high values. Spectra...

1984

Quantitative Mineralogical Characterization of Sandstones by Back-Scattered Electron Image Analysis

A. Dilks, S. C. Graham

Journal of Sedimentary Research (SEPM)

... exceptionally uniform brightness throughout the BSE image, End_Page 347------------------------ even at low magnifications. The signal from the BSE detector...

1985

Abstract: An Amplitude Variation-Based Hydrocarbon Detection Method for Coal-Underlying Tight Sandstone; #91209 (2025)

Xi Wang, Gang Zhao, Qihai Nie, Yilan Meng, Shang Xu

Search and Discovery.com

... absorption attenuation coefficient methods are based on the theories of seismic wave propagation and signal processing. By calculating the amplitude...

2025

Downhole Geochemical Logging in the Eagle Ford: Hydrocarbon Detection in Vertical and Lateral Wells, #41466 (2014).

Rick Schrynemeeckers

Search and Discovery.com

... & the overlying Anacacho. The San Miguel appears to be a third and distinct HC signal while the Olmos is a background signal. Presenter’s notes...

2014

Optimizing Placement of Laterals and Fracture Stages Using Downhole Geochemical Logging … an Eagle Ford Case Study; #41615 (2015)

Rick Schrynemeeckers

Search and Discovery.com

... Miguel appears to be a third and distinct HC signal while the Olmos is a background signal. 7 Presenter’s notes: This slide includes the same two...

2015

Chapter 23: Crustal Structure and Geologic History of the Espino Rift, Venezuela, Based on Potential Fields, Seismic Reflection, and Well Data

Lourdes Rodriguez, Paul Mann, Stuart Hall

AAPG Special Volumes

... undesired signals. Enhancement included regional and residual calculations as well as deriving the analytic signal and total horizontal derivative...

2021

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

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... interesting results. Deconvolution improved the signal energy and intensively suppressed multiples that exist in the data. Inverse Q filtering improved...

2004

Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)

R. Malcolm Lansley and Peter Maxwell

Search and Discovery.com

... on the low end serves us as well. Clearly, if we wish to record signal with good signal to noise ratio down to 3Hz or 2Hz or even down to 1Hz, we need...

2015

New constraints on buried Triassic basins and regional implications for subsurface CO2 storage from the SeisData6 seismic profile across the Southeast Georgia coastal plain

Olusoga M. Akintunde, Camelia C. Knapp, James H. Knapp, David M. Heffner

Environmental Geosciences (DEG)

... for signal enhancement relative to the background noise. These processing steps (Table 2) are vibroseis correlation, geometry assignment, trace editing...

2013

Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales

Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui, Anton Padin, Bryan McDowell

Unconventional Resources Technology Conference (URTEC)

...Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui...

2016

Monitoring and Imaging the Dynamics and Extent of Hydraulic Fracturing Fluid Movement Using Ground-Based Electromagnetics, With Application to the Eagle Ford Shale

Mark S. Hickey, Santiago Treviño, Mark Everett

Unconventional Resources Technology Conference (URTEC)

... response and thereby estimate the magnitude of signal change. After modeling, this knowledge is applied in the field and actual signal changes...

2015

< Previous   28   29   30   31   32   Next >