Search Results - "Presnell, B."

Intentionally biased bootstrap methods by Hall, P., Presnell, B.

“…A class of weighted bootstrap techniques, called biased bootstrap or b-bootstrap methods, is introduced. It is motivated by the need to adjust empirical…”
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Prevalence of ICU Delirium in Postoperative Pediatric Cardiac Surgery Patients by Staveski, Sandra L., Pickler, Rita H., Khoury, Philip R., Ollberding, Nicholas J., Donnellan, Amy L., Mauney, Jennifer A., Lincoln, Patricia A., Baird, Jennifer D., Gilliland, Frances L., Merritt, Amber D., Presnell, Laura B., Lanese, Alexa R., Lisanti, Amy Jo, Large, Belinda J., Fineman, Lori D., Gibson, Katherine H., Mohler, Leigh A., Callow, Louise, Barnes, Sean S., Whalen, Ruby L., Grant, Mary Jo C., Sheppard, Cathy, Kline-Tilford, Andrea M., Steadman, Page W., Shafland, Heidi C., Corlett, Karen M., Kelly, Serena P., Ortman, Laura A., Peyton, Christine E., Hagstrom, Sandra K., Shields, Ashlee M., Nye, Tracy, Alvarez, T. Christine E., Justice, Lindsey B., Kidwell, Seth T., Redington, Andrew N., Curley, Martha A. Q.

“…The objective of this study was to determine the prevalence of ICU delirium in children less than 18 years old that underwent cardiac surgery within the last…”
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Nonparametric estimation of the mode of a distribution of random curves by Gasser, Th, Hall, P., Presnell, B.

“…Motivated by the need to develop meaningful empirical approximations to a `typical' data value, we introduce methods for density and mode estimation when data…”
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An Overview of Pulmonary Atresia and Major Aortopulmonary Collateral Arteries by Presnell, Laura B., Blankenship, Angela, Cheatham, Sharon L., Owens, Gabe E., Staveski, Sandra L.

“…Pulmonary atresia with ventricular septal defect and major aortopulmonary collateral arteries (PA/VSD/MAPCAs) is a rare and complex congenital cardiac lesion…”
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Modeling an emergency operations center with agents by Loper, M.L., Presnell, B.

“…The Georgia Emergency Management Agency (GEMA) operates the State Operations Center, which is the centralized hub for all communications regarding state…”
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Higher pulmonary dead space may predict prolonged mechanical ventilation after cardiac surgery by Ong, Thida, Stuart-Killion, Regan B., Daniel, Brian M., Presnell, Laura B., Zhuo, Hanjing, Matthay, Michael A., Liu, Kathleen D.

“…Children undergoing congenital heart surgery are at risk for prolonged mechanical ventilation and length of hospital stay. We investigated the prognostic value…”
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On the LASSO and Its Dual by Osborne, Michael R., Presnell, Brett, Turlach, Berwin A.

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Cross-national interrater reliability of dementia diagnosis in the elderly and factors associated with disagreement by O'Connor, D W, Blessed, G, Cooper, B, Jonker, C, Morris, J C, Presnell, I B, Ames, D, Kay, D W, Bickel, H, Schäufele, M, Wind, A, Coats, M, Berg, L

“…Thirteen researchers from five centers in Australia, Germany, the Netherlands, United Kingdom, and United States applied DSM-III-R and Clinical Dementia Rating…”
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A new approach to variable selection in least squares problems by Osborne, MR, Presnell, B, Turlach, BA

“…The title Lasso has been suggested by Tibshirani (1996) as a colourful name for a technique of variable selection which requires the minimization of a sum of…”
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A Functional Data-Analytic Approach to Signal Discrimination by Hall, Peter, Poskitt, D S, Presnell, Brett

“…Motivated by specific problems involving radar-range profiles, we suggest techniques for real-time discrimination in the context of signal analysis. The key to…”
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On the applicability of regenerative simulation in Markov chain Monte Carlo by Hobert, James P., Jones, Galin L., Presnell, Brett, Rosenthal, Jeffrey S.

“…We consider the central limit theorem and the calculation of asymptotic standard errors for the ergodic averages constructed in Markov chain Monte Carlo. Chan…”
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The IOS Test for Model Misspecification by Presnell, Brett, Boos, Dennis D

“…A new test of model misspecification is proposed, based on the ratio of in-sample and out-of-sample likelihoods. The test is broadly applicable and, in simple…”
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Reducing bias without prejudicing sign by HALL, Peter, PRESNELL, Brett, TURLACH, Berwin A

“…Jackknife and bootstrap bias corrections are based on a differencing argument which does not necessarily respect the sign of the true parameter value…”
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Projected Multivariate Linear Models for Directional Data by Presnell, Brett, Morrison, Scott P., Littell, Ramon C.

“…We introduce the spherically projected multivariate linear model for directional data. This model treats directional observations as projections onto the unit…”
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Misvotes, Undervotes and Overvotes: The 2000 Presidential Election in Florida by Agresti, Alan, Presnell, Brett

“…The 2000 presidential election was the most controversial U.S. election in recent history, mainly due to the disputed outcome of the election in Florida…”
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Biased Bootstrap Methods for Reducing the Effects of Contamination by Hall, Peter, Presnell, Brett

“…Contamination of a sampled distribution, for example by a heavy-tailed distribution, can degrade the performance of a statistical estimator. We suggest a…”
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Density Estimation under Constraints by Hall, Peter, Presnell, Brett

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Rendering parametric procedures more robust by empirically tilting the model by Choi, E, Hall, P, Presnell, B

“…We suggest methods for tilting a likelihood so as to enhance the robustness of maximum likelihood procedures. From the viewpoint of computation, tilting…”
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U-Statistics and imperfect ranking in ranked set sampling by Presnell, Brett, Bohn, Lora L.

“…Ranked set sampling has attracted considerable attention as an efficient sampling design, particularly for environmental and ecological studies. A number of…”
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Expect the Unexpected from Conditional Expectation by Proschan, Michael A., Presnell, Brett

“…Conditioning arguments are often used in statistics. Unfortunately, many of them are incorrect. We show that seemingly logical reasoning can lead to erroneous…”
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