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The AAPG/Datapages Combined Publications Database
Showing 8,924 Results. Searched 200,619 documents.
The Portents of Peak Oil; #120033 (2009)
James L. Smith
Search and Discovery.com
.... The Peak does not signal whether remaining resources are plentiful or scarce. 2. The Peak does not signal whether current prices are high or low. 3...
2009
Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)
Rob Vestrum
Search and Discovery.com
... for time and depth migration. With low fold in the near surface, low signal-to-noise ratios on the image gathers, and complex horizon geometries...
2015
Quantitative Formation Evaluation of Hith-Gotnia Evaporites by Integrating Logging-While-Drilling and Cased Hole Wireline Measurements, #41746 (2015).
Ali Abu Ghneej, Badruzzaman Khan, Pratik Sangani, Meshal Alwadi, Sanjeev S. Thakur, Omur Nohut, Abdullah Al-Hamad
Search and Discovery.com
... measurements are guided to match the lithology across this marker. This is done to eliminate the effect of casing and cement signal on the spectroscopy...
2015
Fluvially Generated Heterolithic Stratification as a Tool for Determining Process Dominance and Location in the Fluvial-Marine Transition; #51144 (2015)
Robert W. Dalrymple, Colleen E. Kurcinka, Bryce Jablonski, Aitor Ichaso, Duncan Mackay
Search and Discovery.com
... A situation farther inland, where the tidal signal is weaker… A situation farther inland, where the tidal signal is weaker… A situation farther seaward...
2015
Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).
Geoff Mansfield, Subhash Chandra, Peter Carver
Search and Discovery.com
... for this is that the signal-to-noise ratio of the acquired data is very poor making many established processing techniques difficult to implement. In order to process...
2016
Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands, #41762 (2016).
Geoff Mansfield, Subhash Chandra, Peter Carver
Search and Discovery.com
... for this is that the signal-to-noise ratio of the acquired data is very poor making many established processing techniques difficult to implement. In order to process...
2016
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)
... domain, where the signal and noise have different characteristics. The spatially random noise uncorrelated from trace to trace can be attenuated...
2022
Case Study Results From the Integration of MEQ, TFI, and Surface Seismic Attributes.
Charles J. Sicking, Jan Vermilye, Alfred Lacazette, Ashley Fish
Unconventional Resources Technology Conference (URTEC)
... 80 to 200 milliseconds). Any lower amplitude signal that is continuous for long time durations greater than 500 milliseconds is not always detected...
2014
Advanced Deblending Scheme for Independent Simultaneous Source Data
M. Wang, Z.H. Chen, C. Chen, F.C. Loh, T. Manning, S. Wolfarth
Petroleum Exploration Society of Australia (PESA)
... the data. The coherency enhancement is used to extract a signal estimate and can be accomplished with many approaches, such as median filters, F-XY...
2016
Predicting the success of 4D projects in complex near-surface settings
Andrey Bakulin, Ilya Silvestrov, Hassan Salim
International Meeting for Applied Geoscience and Energy (IMAGE)
... in a quantitative approach, utilizing the Signal-Strength Estimate (SSE) model to link the final signal-to-noise ratio (SNR) of the seismic image with input...
2024
Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method
Taufiq Brilliant Askari, Intan Andriani Putri
Indonesian Petroleum Association
...Seismic Enhancement Resolution in Penobscot Field With Short-Time Fourier Transform Half Cepstrum Method Taufiq Brilliant Askari, Intan Andriani...
2022
High-Quality 3-D MicroCT Imaging of Source Rocks Novel Methodology to Measure and Correct for X-Ray Scatter
Alexander Katsevich, Michael Frenkel, Qiushi Sun, Shannon L. Eichmann, Victor Prieto
Unconventional Resources Technology Conference (URTEC)
... of small, highly-absorbing beads between the source and the core, the primary X-ray signal through the beads is blocked, but the overall object scatter...
2018
Accurate Pore Size Measurement Via NMR On Unconventionals
Draga Veselinovic, Michael Dick, Derrick Green
Unconventional Resources Technology Conference (URTEC)
.... In addition, the NMR signal itself is dependent on temperature leading to errors in the reported porosity of up to 10-15%. In this work, we propose...
2019
A New Method of Fluid Identification from Nuclear Magnetic Resonance Logs, #41452 (2014).
Charles H. Smith, Layne Hamilton, Lynda Ziane
Search and Discovery.com
... of the logs and the signal decreases toward the bottom of the log. This seemed to be a very powerful technique for identifying the presence and type...
2014
Effective Delivery of Reservoir Compliant Seismic Data Processing; #42158 (2017)
Arash JafarGandomi, Henning Hoeber, Celine Lacombe, Vimol Souvannavong
Search and Discovery.com
... Modern seismic acquisitions deliver broadband seismic data containing 5 to 6 octaves of useable signal, starting just above 2 Hz. Modern surveys...
2017
Spectral hydrology: Resolution and uncertainty in multifrequency oscillatory hydraulic tomography
Jeremy R. Patterson, Michael Cardiff
International Meeting for Applied Geoscience and Energy (IMAGE)
... at a prescribed frequency. The recorded signal is represented by an arriving pressure sinusoid with amplitude and phase delay that can be described...
2022
Broadband Seismic Technology and Beyond: Part II: Exorcizing Seismic Ghosts
Lasse Amundsen, Martin Landrø
GEO ExPro Magazine
... depth with amplitude spectra from Vaage et al. (2005). The noisy low-frequency part of the geophone signal (53) is recalculated from the recorded...
2013
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... to attenuate during seismic acquisition. Therefore, advanced seismic processing technologies are critical for reducing the noise, increasing the signal...
2012
On-site XRF Analysis of Drill Cuttings in the Williston Basin
Nicholas Lentz, Russell Carr, Lance Yarbrough, Kathleen Neset, Brian Lucero, Tim Kirst
Unconventional Resources Technology Conference (URTEC)
... a fast signal acquisition time ranging from seconds to a few minutes. Currently, there are two types of XRF systems available: wavelength dispersive...
2014
A novel approach to estimating pressure depletion from 4D seismic softening signals along oil-water contact: A practical GoM application
Chen Bao, Luis Colmenares
International Meeting for Applied Geoscience and Energy (IMAGE)
... oil-water contact (OWC) signals. Methods 1., the softening signal stemming off a bright 3D amplitude area, representing an unproduced part...
2023
Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study
Andreas Waluyo
Indonesian Petroleum Association
.... Therefore, very low-frequency signal plays a critical role in the success of FWI processing. In the marine environment, seismic data acquisition using...
2014
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)
.... In this study, we present two novel unconventional methods for seismic image enhancement. We use a combination of deep learning and classical signal processing...
2024
Research on buried hill fracture prediction based on sweet spot attributes of gradient structure tensor in dominant frequency band
Min Gong, Bo Wang, Lin Wang, Rui Wu
International Meeting for Applied Geoscience and Energy (IMAGE)
... research. Firstly, dominant band filtering and structural-guided filtering are used to improve the signal-to-noise ratio of seismic data and enhance...
2024
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)
..., these undesired signals completely shadow the waves reflected by the deeper horizons that represent the useful signal used for generating the subsurface...
2024
Abstract: High Resolution 5D Interpolation: Measuring and Compensating for 5D Leakage; #90174 (2014)
Peter Cary and Mike Perz
Search and Discovery.com
... in the prestack data has been preserved, and the fear is that some resolution in the signal has been lost along with the noise. We present a general...
2014