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43.555  Articles
1 of 4.357 pages  |  10  records  |  more records»
Tornado outbreaks (TOs) are a major hazard to life and property for locations east of the Rocky Mountains. Improving tornado outbreak (TO) forecasts will help minimize risks associated with these major events. In this study, we present a methodology for q... see more

Based on the combination of improved Local Mean Decomposition (LMD), Multi-scale Permutation Entropy (MPE) and Hidden Markov Model (HMM), the fault types of bearings are diagnosed. Improved LMD is proposed based on the self-similarity of roller bearing vi... see more

Partial discharge (PD) fault analysis is an important tool for insulation condition diagnosis of electrical equipment. In order to conquer the limitations of traditional PD fault diagnosis, a novel feature extraction approach based on variational mode dec... see more

Feature extraction is one of the most important, pivotal, and difficult problems in mechanical fault diagnosis, which directly relates to the accuracy of fault diagnosis and the reliability of early fault prediction. Therefore, a new fault feature extract... see more

Este estudo apresenta uma completa análise do ciclo de vida, da trajetória e das condições sinóticas e termodinâmicas associadas à atuação de um Complexo Convectivo de Mesoescala (CCM) observado no dia 02 de março de 2015 sobre o semiárido brasileiro no N... see more

Objective. The presence of cervical ribs, 1st rib anomalies, cervical muscle hypertrophy and repetitive motion are possible aetiologies of subclavian artery (SCA) entrapment and/or compression. Thoracic outlet syndrome of the arterial type may appear with... see more

The functionality and quality structure of a rating scale are vital in a survey instrument. This article discusses the underlying assumption of a rating scale and addresses the application of the Rasch Rating Scale Model (RSM) to diagnose the rating scale... see more

In order to develop the rating scale for preclinical differential diagnostics of anorexia nervosa and dissociative food refusal, a retrospective study of two groups of patients with established diagnoses of anorexia nervosa (21 patients) and «mixed (conve... see more

Background: The worldwide prevalence of ASD (Autistic Spectrum Disorder) during the last few years is increasing. The association between diet free of gluten and casein and improvement of autistic behaviors is still under questions.Objective: To study the... see more

1 of 4.357 pages  |  10  records  |  more records»