Abstract: Robust Singular Spectrum Analysis for Erratic Noise Attenuation; #90187 (2014)

Ke Chen and Mauricio D. Sacchi

Search and Discovery.com

... The Singular Spectrum Analysis (SSA) approximationknown as The linear normal adopts theare solved F robenius norm low rank method, also problem. Cadzow...

Pilot Phase of the Aguada Federal Block, Black-Oil Window

Osvaldo Nielsen, David Curia, Pablo Pateti, Javier Caniggia, Alexis Ortega, Morten Slinde

AAPG Special Volumes

..., cores, cuttings, and regional information from Kets, 2014). The root mean square (RMS) depth migration velocity shows high linear correlation (0.9886...

Determination of Matrix Thermal Conductivity from Dry Drill Cuttings

Mike F. Middleton

AAPG Bulletin

... with a transient linear heat source on the plane surface of a poorly conducting body: Earth and Planetary Science Letters, v. 74, p. 275-279. End...

Chapter 14: Gravity, Seismic Reflection, and Tomographic Constraints on the Subduction-to-Strike-Slip Transition at the Southeastern Caribbean Plate Boundary Zone

Tricia G. Alvarez, Paul Mann, Carlos A. Vargas, Lesli J. Wood

AAPG Special Volumes

... Research, v. 102, p. 3211–3214. Nakajima, J., and A. Hasegawa, 2006, Anomalous low-velocity zone and linear alignment of seismicity along...

A New Method of Neostress Determination From Passive Seismic Data

Alfred Lacazette, Alan Morris

Unconventional Resources Technology Conference (URTEC)

... (e.g. Zoback, 2007), information gleaned from microearthquake focal mechanism solutions, and velocity and velocity anisotropy information from 3D...

Multivariate Pattern Recognition and Classification Methods: Chapter 4

John H. Doveton

AAPG Special Volumes

... borehole images and dipmeter vectors. Track (a): depth in meters; (b) predicted lithology bounded by gamma-ray log to left; (c) stratification generated...

A New Tool for Lower Brushy Canyon Completion Decisions

W. W. Weiss, B. A. Stubbs, R. S. Balch

West Texas Geological Society

... robust testing results, indicating that the solution, though non-linear, is still reasonably simple. The method should be useful when evaluating behind...

Petrophysics of the Lance Sandstone Reservoirs in Jonah Field, Sublette County, Wyoming

Suzanne G. Cluff, Robert M. Cluff

AAPG Special Volumes

... with a simple linear Vshale equation:where GRC is the environmentally corrected and normalized gamma ray from equation 1, GRsd is the normalized value...

Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals

Mike Perz, Josef Heim, Candace Bruins

Unconventional Resources Technology Conference (URTEC)

...Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals Mike Perz, Josef Heim, Candace Bruins URTeC: 399...

Rejuvenate Unconventional Wells by Application of High-Pression Pulse Waves in the Fracture Network - An Alternative to Refracturing Operations

Charles Fensky, Youssef Fawaz, Mike Perri, Christian La Borderie, Gilles Pijaudier-Cabot, Antoine Jacques

Unconventional Resources Technology Conference (URTEC)

.... The latter describes the non-linear flow in a porous media at a macroscopic scale. The quadratic equation for a unidirectional inertial flow can...

Petrophysical Rock Typing in Organic-Rich Source Rocks Using Well Logs

Alvaro Aranibar, Mehrnoosh Saneifar, Zoya Heidari

Unconventional Resources Technology Conference (URTEC)

... properties in the Haynesville shale-gas formation. Tracks from left to right include, Track 1: depth; Tracks 2-5: Gamma Ray (GR), apparent resistivity logs...

Detection of Liquid Loading Using a Physics-Inspired Data-Driven Method

Prithvi Singh Chauhan, Utkarsh Sinha, Hardik Zalavadia, Sathish Sankaran

Unconventional Resources Technology Conference (URTEC)

... to determine the gas critical velocity (𝑣 𝑔𝑐 ), are shown in Equation 1. 1 1 vgc vgc vgc Turner = 1.92 Coleman Nagoo = σ4 (ρL − ρg )4 = 1.593 1 ρ2...

Inverting Seismic Data with Facies Trends; #42379 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... the correlation between the gamma ray and P-velocity well log curves with seismic. The formation tops extend from the Bell Canyon down to the basement. The segment...

Empirical Relation Between Carbonate Porosity and Thermal Maturity: An Approach to Regional Porosity Prediction: DISCUSSION

Michael B. Ray

AAPG Bulletin

... that the porosity vs. depth relationship has the form: [EQUATION] where ^agr and ß are parameters obtained by curve fitting and are lithology-dependent. These two...

Uncertainty in the Estimation of Volume of Shale from Well Log Data; #42342 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... and is defined as IGR = (GRlog-GRmin)/(GRmax-GRmin); IGR represents gamma ray index, GRlog represents the gamma-ray reading at any depth, GRmin represents...

Improved Permeability Estimates in Carbonate Reservoirs Using Electrofacies Characterization: A Case Study of Mumbai High South; #41069 (2012)

Pushpa Sharma, G. Mamgain, V. K. Bahuguna, and Chaman Lal

Search and Discovery.com

... with there corresponding depth for characterizing the electrofacies groups. The used well logs are: Gamma ray (GR), resistivity (LLD), neutron (NPHI), density...

Study on the Effect of Mineralogy and Organic Matter on Micromechanical Properties of Bakken Formation

Hao Fu, Hui Pu, Jun Ge, Xiaodong Hou

Unconventional Resources Technology Conference (URTEC)

... hardness is below 10GPa, the points of Young’s modulus are densely distributed on both side of the trend line. The linear equation of the trend...

The Importance of the Pseudo N-D Logs in Petrophysical Analysis of Well Tembang-8ST4 (A Case Study)

Yana Hendrayana, Bowo Pangarso, Miftahul Firdaus

Indonesian Petroleum Association

... is described using a Multiple Linear Regression (MLR). The resulting pseudo logs were validated by comparison with cased-hole wireline N-D logs. INTRODUCTION...

Acoustic/elastic wavefield injection and reconstruction from ocean-bottom data for elastic RTM

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

...-side wavefields in the ERTM, and depth images of different wave modes are generated. A variety of numerical examples validate the proposed method...

Machine learning-based residual moveout picking

Farhad Bazargani, Wenjun Zhang, Anu Chandran, Zaifeng Liu, Harry Rynja

International Meeting for Applied Geoscience and Energy (IMAGE)

...) in depth migrated seismic gathers provides information on the accuracy of the migration velocity model (Woodward et al., 1998; Adler et al., 2008...

Abstract: Loma Vieja Field: Structural Geology and Related Velocity Fault Shadow in the Upper Wilcox (Fandango) in South Texas

James C. Meyerhoff and Rion Braddock

Houston Geological Society Bulletin

... bodies, that may have any effect on the ray paths and velocity of seismic energy. Figure 2. Depth structure map at the top of the Fandango series (top R...

Abstract: A Strategy for Near-Surface Model Construction and Subsurface Structural Discrimination, by P. I. Pecholcs and G. Costas; #90942 (1997).

Search and Discovery.com

Abstract: Sub-Salt and Sub-Basalt Imaging Using Long Offset and Multicomponent Seismic Data, by J. Gaiser, N. Jones, and P. Fontana; #90923 (1999)

Search and Discovery.com

Abstract: Salt-Flank Delineation Using Refraction Seismic Imaging of Borehole Seismic Data; #91204 (2023)

Ali Aldawood

Search and Discovery.com

... proximity surveys have been utilized to image flanks of salt structures close to a nearby well. Due to the fast salt velocity of about 5 km/s compared...

Abstract: How to Improve Location Accuracy When Dealing with Artifacts in Microseismic Event Locations; #90187 (2014)

N. Verkhovtseva

Search and Discovery.com

... velocity models construction and calibration are required. In most cases artifacts can be eliminated by using a proper velocity model. Introduction...