Abstract: The George and Stiles Method of Determining Porosity Cutoffs: A Computer Program, by K. C. Powers; #91017 (1992).

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Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013)

Juefu Wang and Mark Ng

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...Abstract: Greedy Least-Squares and its Application in Radon Transforms; #90171 (2013) Juefu Wang and Mark Ng Greedy Least-Squares and its Application...

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

Marcus R. Wilson and Robert J. Ferguson

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...Abstracts: Implicit Preconditioning for Least-squares Nonstationary Phase Shift; #90173 (2015) Marcus R. Wilson and Robert J. Ferguson AAPG Search...

Abstract: Using Fuzzy Logic to Predict Petrophysical Parameters and Improve the Accuracy of Least Squares Regression Analysis; #90211 (2015)

Joaquin Aristimuno, Milagrosa Aldana, and Anna Atencio

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...Abstract: Using Fuzzy Logic to Predict Petrophysical Parameters and Improve the Accuracy of Least Squares Regression Analysis; #90211 (2015) Joaquin...

Multi-dimensional inverse scattering series internal multiple model construction via orthogonal contribution summation

Frederico Xavier de Melo, Zhiming James Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

...o imaging) by a combination of least-squares filters and adaptive-masking operators computed in the complex curvelet space. Post-stack migrated images before ...

AAPG Memoir 76, Chapter 16: Pore Pressure ahead of the Bit: An Integrated Approach

Nader C. Dutta, William H. Borland, W. Scott Leaney, Richard Meehan, and W. Les Nutt

AAPG Special Volumes

..., the hazard depth is predicted to be at 2707 m (using a least-squares extrapolation). As drilling progresses, more time to depth information becomes...

Quantitative Analysis of a Cyclic Peritidal Carbonate Sequence, the Middle and Upper Devonian Lost Burro Formation, Death Valley, California--A Possible Record of Milankovitch Climatic Cycles

Wan Yang , Fraka Harmsen , Michelle A. Kominz

Journal of Sedimentary Research (SEPM)

... in the jth cycle (thickness,ij): Tcy =i=1n ·thicknessij j = 1, 2, ..., m (1) Positive least-squares regression was used by Kominz et al. (1991...

Deep water OBN multiple prediction from local reflectivity in the Stolt domain

Cesar Ricardez

International Meeting for Applied Geoscience and Energy (IMAGE)

... multiples in deep water OBN surveys, followed by simultaneous least squares adaptive subtraction. Another category of techniques, known...

Phase-encoded waveform inversion for multiples

Yike Liu, Bin He, Xiao-Bi Xie, Yingcai Zheng

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/segam2016-13859255.1. Dai, W., X. Wang, and G. T. Schuster, 2011, Least-squares migration of multisource data with a deblurring filter: Geophysics, 76, no. 5, R135...

A New Approach to Apply Decline-Curve Analysis for Tight-Oil Reservoirs Producing Under Variable Pressure Conditions

Leopoldo M. Ruiz Maraggi, Mark P. Walsh, Larry W. Lake

Unconventional Resources Technology Conference (URTEC)

... least-squares regression between the actual oil rate and to obtain the decline-curve model’s production history-match. This approach has been proposed...

Shortest-path multiple well-log correlation

Hector Corzo-Pola, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

...-squares method to get globally consistent shifts. While this method can enforce a global alignment of all logs, the least-squares fit can get...

Latest imaging advancements in Suriname shallow waters

Jing Yang, Zhihua Sun, Zhihua Su, Bei Hu, Nicolas Chazalnoel

International Meeting for Applied Geoscience and Energy (IMAGE)

... to improve the shallow image by obtaining additional illumination from multiples through their modeling and iterative least-squares data fitting...

Basin Evaluation Using Burial History Calculations: an Overview

T. M. Guidish , C. G. St. C. Kendall , I. Lerche , D. J. Toth , R. F. Yarzab

AAPG Bulletin

... least-squares techniques. An alternate phenomenological model of porosity versus depth has been proposed by Falvey and Middleton (1981...

Land surface-related multiple attenuation based on wave-equation deconvolution

Gordon Poole, Brandon Li, Mattia Miorali, Keith Mills, John Tickle

International Meeting for Applied Geoscience and Energy (IMAGE)

... attenuation for land data using least- squares multiple imaging: PESGB PETEX Conference, Extended Abstracts. Pica, A., G. Poulain, B. David, M. Magesan...

Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)

Amsalu Y. Anagaw, Mauricio D. Sacchi

Search and Discovery.com

... (FWI) based on the least-squares principle is in general mathematically ill-posed and, therefore, regularization methods are required to obtain unique...

A Gravity and Magnetic Survey of the Ute Mountain Ute Indian Reservation, Colorado and New Mexico

Michael W. Webring, Gerda A. Abrams

Utah Geological Association

... Geometrics. Basic corrections consisted of diurnal field removal, heading and maneuver corrections, and least-squares adjustment using tie lines...

Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)

Jiajun Han and Mirko van der Baan

Search and Discovery.com

... regularized least squares approach is to minimize Hf   2 2   2 Df 2 2 , where D is the classic Tikhonov regularization operator and  is a scaling...

Understanding The Mesozoics Beyond Basalt: A Case Study Of Sub-Basalt Imaging

S. Sengupta, S. K. Goswami, G. Menzel-Jones, B. Chowdhury, Artem Sazykin

Indonesian Petroleum Association

... on the local traveltime differences (Jiao et al. 2015; Vigh et al. 2016) to overcome the limitations of conventional least-squares FWI using a simple initial...

Joint Impedance Inversion Transforms Aid Interpretation, by Satinder Chopra, Ritesh Kumar Sharma, Mohammad Hossein Nemati, and Peter Cary; #41667 (2015).

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Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... then is to determine the weight values. This is most commonly done using a least-squares approach. Non-linear methods do not assume...

ABSTRACT: Building and Testing Mineral Models for Mineral-Based Formation Evaluation, by A. B. Carpenter; #91021 (2010)

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Gravity Analysis of West-Central Calcasieu Parish, Louisiana: ABSTRACT

Forrest Wilson, James A. Noel

AAPG Bulletin

.... With the Bouguer values, these points served as input to least squares and model analysis systems. The least squares trend surfaces were calculated...

Characterization of natural fracture systems: Analysis of uncertainty effects in linear scanline results

Rafael F. V. C. Santos, Tiago S. Miranda, José A. Barbosa, Igor F. Gomes, Gabriel C. Matos, Julia F. W. Gale, Virginio H. L. M. Neumann, and Leonardo J. N. Guimarães

AAPG Bulletin

... deposits from Araripe Basin, NE Brazil: Boletim de Geociências da Petrobras, v. 20, no. 1–2, p. 305–326.Moritz, H., 1972, Advanced least-squares methods...

Autoregressive and Machine Learning Driven Production Forecasting - Midland Basin Case Study

I. Gupta, O. Samandarli, A. Burks, V. Jayaram, D. McMaster, D. Niederhut, T. Cross

Unconventional Resources Technology Conference (URTEC)

... equations (e.g., hyperbolic) using a least-squares or some other error-minimizing algorithm. While these approaches are frequently used...

Preliminary Geothermics of the Sedimentary Basins in the Yukon and Northwest Territories (60°N - 70°N) -- Estimates from Petroleum Bottom-Hole Temperature Data

J.A. Majorowicz, F.W. Jones, A.M. Jessop

CSPG Bulletin

... in 30 km 30 km square areas through the study region, average geothermal gradient values were estimated from least squares straight End_Page 40...