Results 31 to 40 of about 23,612,601 (294)

Structural Reliability Algorithms of Kriging Model Based on Improved Learning Strategy

open access: yesXibei Gongye Daxue Xuebao, 2020
Aiming at the problems of implicit and highly nonlinear limit state function in the process of reliability analysis of mechanical products, a reliability analysis method of mechanical structures based on Kriging model and improved EGO active learning ...

doaj   +1 more source

Racial Disparities in Functional Limitations Among Hispanic Women in the United States [PDF]

open access: yesResearch on Aging, 2016
This article assesses whether there are race differences in functional health among Hispanic women in the United States; ascertains whether the race differences in functional health vary by age; and examines the extent to which race differences in functional health are attributable to key dimensions of demographic, geographic, and socioeconomic ...
Juanita J, Chinn, Robert A, Hummer
openaire   +2 more sources

A New SORM Method for Structural Reliability with Hybrid Uncertain Variables

open access: yesApplied Sciences, 2020
(1) Background: in practical applications, probabilistic and non-probabilistic information often simultaneously exit. For a complex system with a nonlinear limit-state function, the analysis and evaluation of the reliability are imperative yet ...
Pidong Wang   +4 more
doaj   +1 more source

Proposal and evaluation of modified response surface single loop method for reliability-based design optimization

open access: yesNihon Kikai Gakkai ronbunshu, 2019
This study proposes a modified response surface single loop (RSSL) method which improves both approximation accuracy of an optimal solution and the computational efficiency from an original RSSL method.
Yoya GON   +3 more
doaj   +1 more source

Load Resistance Factor for Vertical Caisson Breakwater in Korea

open access: yesJournal of Marine Science and Engineering, 2022
The load resistance factor according to the target reliability level was proposed using 16 vertical breakwaters constructed along the coast of Korea. Limit state functions for sliding and overturning limit states were defined.
Il-Geun Lee, Dong-Hyawn Kim
doaj   +1 more source

Optimal configuration of RC frames considering ultimate and serviceability limit state constraints

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
Most current structural design codes are based on the concept of limit states, that is, when a structure fails to meet one of its purposes, it is said that it has reached its limit state.
Marcela Alejandra Juliani   +1 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

The concept of finite limit of a function at one point as explained by students of non-compulsory secondary education [PDF]

open access: yes, 2012
We review various educational studies of the mathematical concept of limit of a function at a point that indicate how colloquial uses of the terms “to approach,” “to tend toward,” “to reach,” “to exceed” and “limit” influence students’ conceptions of ...
Ruiz Hidalgo, Juan Francisco   +5 more
core  

Structural reliability analysis of multiple limit state functions using multi-input multi-output support vector machine

open access: yesAdvances in Mechanical Engineering, 2016
Selecting and using an appropriate structural reliability method is critical for the success of structural reliability analysis and reliability-based design optimization. However, most of existing structural reliability methods are developed and designed
Hong-Shuang Li   +2 more
doaj   +1 more source

Solid Pseudopapillary Neoplasm of the Pancreas in Children and Adolescents: Expert Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Solid pseudopapillary neoplasm of the pancreas (SPN) is a rare low‐grade malignant exocrine pancreatic tumor, mostly discovered during the second decade of life in females, with a very good prognosis, provided microscopically complete surgical excision is achieved.
Sabine Irtan   +18 more
wiley   +1 more source

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