Results 11 to 20 of about 3,383,156 (274)
Biomédica: revista del Instituto Nacional de Salud, 2011 Introducción. Los nódulos tiroideos son la condición endocrina más frecuente para los cirujanos. El principio de la evaluación de un nódulo tiroideo es determinar si éste corresponde a un carcinoma.
Edgar Alfonso +2 more
doaj +1 more source
Parsimonious statistical learning models for low-flow estimation [PDF]
Hydrology and Earth System Sciences, 2022 Statistical learning methods offer a promising approach for low-flow regionalization. We examine seven statistical learning models (Lasso, linear, and nonlinear-model-based boosting, sparse partial least squares, principal component regression, random ...
J. Laimighofer, M. Melcher, G. Laaha
doaj +1 more source
Statistical indices from bifactor models
Interacciones, 2017 Many instruments are created with the primary purpose of scaling individuals on a single trait. However psychological traits are often complex and contain domain specific manifestations.
Sergio Alexis Dominguez-Lara +1 more
doaj +1 more source
Statistical models for language representation
Ontare, 2015 ONTARE. REVISTA DE INVESTIGACIÓN DE LA FACULTAD DE INGENIERÍA This paper discuses several models for the computational representation of language. First, some n-gram models that are based on Markov models are introduced.
Rubén Dorado
doaj +1 more source
On direct sequential analysis of heart rate variability signals [PDF]
Archive of Oncology, 2005 Heart rate variability analysis represents one of the most promising and the most commonly used quantitative measures of the cardiovascular autonomic regulatory system.
Bajić Dragana +2 more
doaj +1 more source
Fluctuations in Statistical Models [PDF]
Proceedings of Critical Point and Onset of Deconfinement - 4th International Workshop — PoS(CPOD07), 2008 Proceedings of 4th International Workshop ``Critical Point and Onset of Deconfinement'', July 9-13, 2007, Darmstadt ...
openaire +3 more sources
Train Performance Analysis Using Heterogeneous Statistical Models
Atmosphere, 2021 This study investigated the effect of a harsh winter climate on the performance of high-speed passenger trains in northern Sweden. Novel approaches based on heterogeneous statistical models were introduced to analyse the train performance to take time ...
Jianfeng Wang, Jun Yu
doaj +1 more source
CHARACTERISTICS OF INTEGRATION BETWEEN STATISTICAL MODELS AND MATHEMATICAL MODELS [PDF]
Journal of Mechanics of Continua and Mathematical SciencesThis study focuses on integrating mathematical and statistical modeling, where a statistical model estimates the parameters of a mathematical model, or a mathematical model generates data to train a statistical model.
Rasha Ibrahim Hajaj +4 more
doaj +1 more source
Statistical Inference: The Big Picture [PDF]
Statistical Science 2011, Vol. 26, No. 1, 1-9, 2011 Statistics has moved beyond the frequentist-Bayesian controversies of the past. Where does this leave our ability to interpret results? I suggest that a philosophy compatible with statistical practice, labeled here statistical pragmatism, serves as a foundation for inference.
arxiv +1 more source
Statistical Models for Corporate Credit Risk Assessment – Rating Models
Acta Universitatis Lodziensis. Folia Oeconomica, 2016 Taking into consideration the weakness of the models based on discrimination function (Z-score) proposed by Altman within the conditions of polish economy some attempts were taken in the 90s to adjust these models to the reality of post-communist economy.
Aneta Ptak-Chmielewska
doaj +1 more source