ABSTRACT: Objective, Real Time Exploration Prospect Assessments for Portfolio Analysis - Processes and Technologies for Improved Efficiency; #90017 (2003)

D. Rhodri Johns

Search and Discovery.com

... by performance results analyses in diverse play trends which often demonstrate overly narrow pre-drill resource range estimates and associated bias...

ABSTRACT: Lessons from 20 Years of Turbidite Production; #90017 (2003)

Dean C. Christensen

Search and Discovery.com

.... The Gulf of Mexico data bias is gas filled channel/levee or channel sands and oil filled, ponded sheet-like sands. Gas filled, levee reservoirs tend...

ABSTRACT: Impact of the Initial Model on Acoustic Impedance Inversion; #90051 (2006)

Timothy H. Keho

Search and Discovery.com

... Khuff carbonates and the Pre-Khuff, Unayzah clastics. Vertically smoothing the well impedance across such strong contrasts can create a bias...

ABSTRACT: Oil and Gas Reserves Estimating -- We Have Met the Enemy, and He is Us; #90051 (2006)

Peter R. Rose

Search and Discovery.com

... estimates are also susceptible to bias because larger estimates may benefit the value of estimators' own shares, annual bonuses, repeat business...

ABSTRACT: Heuristic Validation of Probabilistic Neural Network in Reservoir Property Estimation from Seismic; #90061 (2006)

Adi Widyantoro

Search and Discovery.com

... seismic data. Reconstruction of the 3-D synthetic data for this purpose minimizes uncertainty from the well-seismic ties. Once bias of well-ties...

ABSTRACT: Best Practices in the Management of Uncertainty in the Upstream … Concepts and Examples; #90061 (2006)

Katrina D. Withers, Kurt W. Rudolph, Parke D. Snavely, and Aart J. Dronkers

Search and Discovery.com

... illustrated: • Key uncertainties overlooked (unknown unknowns) • Inability to see alternatives (myopia) • Systemic errors based on paradigms (bias...

Abstract: Simplification of the Statistical Foundations Used in the CGPC 2001 Report; #90225 (2015)

Kenneth G. Logan

Search and Discovery.com

...-Roberts and PETRIMES (excluding MATCH). This model is a sampling without replacement model, with a bias for finding larger pools earlier in the discovery...

Abstract: An Improved Pulsed-Neutron Driven Optimized Stage and Perforation Placement Design using Projected Vertical Well Petrophysics for Calibration; #90244 (2016)

Erek Hutto

Search and Discovery.com

... properties along the lateral have been cost prohibitive, difficult to interpret, or prone to bias and human error. This leads many to avoid acquiring...

Abstract: Regional Fine-Scale Sequence Stratigraphy of the Woodford Shale and Its Impacts on Microseismic Activity and Optimizing Future Hydraulic Fractures; #90244 (2016)

Jing Zhang, J. Scott, Roger Slatt

Search and Discovery.com

... lead to a huge bias especially in unconventional reservoirs that are affected by high potential VTI and HTI (vertical and horizontal transverse...

Abstract: The Role of Biofacies in the Search for Stratigraphic Traps in Middle Jurassic Carbonates, Saudi Arabia; #90254 (2016)

Abdullah J. Al-Dhubaib

Search and Discovery.com

... to ecological bias in distribution, their paleoenvironmental significance is crucial. Such paleoenvironmentally sensitive assemblages have been recorded...

Abstract: Broadband 3D Land Data Benefits in Seismic Imaging and Interpretation; #90286 (2017)

Luis Giroldi, Ayman Suleiman, Mukarram Ahmed

Search and Discovery.com

... data, as well as faster performance with more accuracy. It has also improved the seismic inversion, making it more data driven with less bias from...

2016-2017 AAPG Foundation Distinguished Lecture Series; - Abstracts, #90290 (2017).

Search and Discovery.com

Abstract: USING PALEOHYDRAULICS TO DETERMINE THE EFFECTS OF GRAIN SORTING ON PROVENANCE SIGNATURE IN THE PENNSYLVANIAN-PERMIAN CUTLER GROUP - PARADOX BASIN, UTAH AND COLORADO; #90298 (2017)

Clyde Findlay

Search and Discovery.com

... conditions, which, in turn, can bias ages and framework grain assemblages. Thus, determining the position of a sample along a fluvial system is critical...

Abstract: A New Workflow Integrating MICP with Conventional Logs, NMR and Image Logs to Characterize the Storage and Flow Properties of a Giant Carbonate Reservoir from Abu Dhabi; #90319 (2018)

Nader Gerges

Search and Discovery.com

... is specific and innovative because it is purely “data driven” and thus devoid of user bias. It combines the Purcell model and the trial solutions proposed...

The Appropriate Use of Seismic Data for Estimating Petroleum Resources; #120013 (2009)

John Rhodes

Search and Discovery.com

.... Seismic data is commonly used with a bias, either too punitively or too optimistically. More definitive data sources such as petrophysics and well test...

Microseismic Tool Utilization in Helping Characterize the Woodford Shale, North Oklahoma; #80499 (2015)

Jing Zhang, Jennifer Scott, Roger Slatt, Bryan Turner

Search and Discovery.com

... couplets identified from cuttings and stratigraphic framework. Interpretation of seismic alone could lead to a huge bias especially in unconventional...

Application of an Exploration and Production Evaluation Process

Search and Discovery.com

Post-Mortem Analysis of Exploration Results: A Model-Based Approach

Search and Discovery.com

The Magnetic Polarity Time Scale: Prospects and Possibilities in Magnetostratigraphy

M. W. McElhinny

AAPG Special Volumes

... exhibited a cyclic behavior in polarity bias. Analysis of land-based paleomagnetic data suggests the existence of quiet (no reversals) and disturbed...

Fault Damage Zones at Reservoir Depths: Observations from a Gas Field in Southeast Asia and SAFOD; #50464 (2011)

Madhur Johri, Mark Zoback, and Peter Hennings

Search and Discovery.com

... faults. The conjugate set of these is missing. However, this may be due to a sampling bias. The second region of study is a fault zone in a gas...

Optimizing Perforating Schemes to Achieve Uniform Proppant Distribution

Matt Fry, Adam Altieri

Unconventional Resources Technology Conference (URTEC)

...-ward bias within the treatment of each stage. The authors postulate that RSS is effective because it results in a more uniform proppant distribution...

A comparative study of reservoir modeling techniques and their impact on predicted performance of fluvial-dominated deltaic reservoirs: Discussion

Shengli Li, Ye Zhang, Y. Zee Ma, Christopher Dorion, Colin Daly, and Tuanfeng Zhang

AAPG Bulletin

...). To mitigate bias in well data, nearly all commercial reservoir modeling software provides the option of using target facies proportions...

Modeling 3D Fracture Network in Carbonate NFR: Contribution from an Analogue Dataset, the Cante Perdrix Quarry, Calvisson, SE France; #120052 (2012)

B. D. M. Gauthier, K. Bisdom, and G. Bertotti

Search and Discovery.com

... corrected for the bias between the orientation of the quarry wall and that of the average fracture orientation. Fracture frequency has been analyzed...

Performance tracking: A historical background to promote learning

Gary P. Citron

AAPG Bulletin

... accurate, analogous publications by the industry have usually documented recurring optimistic bias. Other contributions have demonstrated the utility...

Assessing paleoecological data retention among disparate field collection regimes: a case study at the Mygatt-Moore Quarry (Morrison Formation)

Julia B. McHugh, Stephanie K. Drumheller, Miriam Kane, Anja Riedel, Jennifer H. Nestler

PALAIOS

... bias. We examined 2,368 fossils from the Mygatt-Moore Quarry and divided them into two cohorts: 2016–2019 (bulk collection under a single collector...