Results 21 to 30 of about 241,840 (235)

System Dynamic Behavior Modeling Based on Extended GO Methodology

open access: yesIEEE Access, 2018
The GO methodology, which is a success-oriented system analysis technique, is effective for evaluating the reliability of complex systems with multiple states and time-series. It is widely used in the domain of nuclear and ship industry.
Yi Ren   +6 more
doaj   +1 more source

A Heuristic Hybrid Optimization Approach for Spare Parts and Maintenance Workers Under Partial Pooling

open access: yesIEEE Access, 2019
The joint planning of spare parts and maintenance workers in a multiple echelon inventory system with lateral and cross-echelon transshipment can reduce the total cost of the system.
Bowen Cui   +6 more
doaj   +1 more source

A Short-Term Hybrid TCN-GRU Prediction Model of Bike-Sharing Demand Based on Travel Characteristics Mining

open access: yesEntropy, 2022
This paper proposes an accurate short-term prediction model of bike-sharing demand with the hybrid TCN-GRU method. The emergence of shared bicycles has provided people with a low-carbon, green and healthy way of transportation.
Shenghan Zhou   +5 more
doaj   +1 more source

A Data-Driven Approach to Aircraft Engine MRO Using Enhanced ANNs Based on FMECA

open access: yesIEEE Access
Aircraft engine MRO is essential for safe, reliable, and cost-effective aviation operations. Traditional maintenance methods, such as scheduled and condition-based maintenance, often result in excessive downtime, higher costs, and inefficient resource ...
Idriss Dagal   +5 more
doaj   +1 more source

Belief Reliability Distribution Based on Maximum Entropy Principle

open access: yesIEEE Access, 2018
Belief reliability is a new reliability metric based on the uncertainty theory, which aims to measure system performance incorporating the influences from design margin, aleatory uncertainty, and epistemic uncertainty.
Tianpei Zu   +3 more
doaj   +1 more source

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

Optimal Design of Accelerated Life Test Plan for Test Standard of a Manufacturer Making Multi-Series Products

open access: yesIEEE Access, 2019
To win fierce competition, a manufacturer would produce multi-series products to meet the diverse needs of customers. These products shall comply with the same test standard to estimate reliability before being launched into market.
Zixuan Pei, Yunxia Chen, Kunsong Lin
doaj   +1 more source

Molecular Methods for Rare Hemoglobinopathy Cases: First Brazilian Report of Pediatric Siblings with Hb O‐Arab and Alpha‐Thalassemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hemoglobinopathies are prevalent globally; diagnosis is complex in high genetic admixture populations like Brazil. We report, in two pediatric siblings, the first documented cases in Brazil of heterozygosity for hemoglobin (Hb) O‐Arab with coinheritance of α‐thalassemia (αα/−α4.2; −α3.7/−α4.2), resulting in microcytic and hypochromic anemia ...
Elisângela de Souza Miranda Muynarsk   +9 more
wiley   +1 more source

Probabilistic Fatigue Crack Growth Analysis Under Stationary Random Loading With Spike Loads

open access: yesIEEE Access, 2018
The in-service loading condition of many engineering structures is generally composed of a stationary random loading caused by the mechanical vibration, and the spike loads due to occasional events, such as the sudden shock and accidental turbulence.
Shan Jiang, Wei Zhang, Zili Wang
doaj   +1 more source

Analysis of University Students’ Behavior Based on a Fusion K-Means Clustering Algorithm

open access: yesApplied Sciences, 2020
With the development of big data technology, creating the ‘Digital Campus’ is a hot issue. For an increasing amount of data, traditional data mining algorithms are not suitable. The clustering algorithm is becoming more and more important in the field of
Wenbing Chang   +6 more
doaj   +1 more source

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