نتایج جستجو برای: machine utilization factor

تعداد نتایج: 1210457  

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 2001
S Morgan

2015
Li Chen

This paper established evaluation index system of comprehensive utilization of land from the three aspects of economic benefits, ecological benefits and social benefits. Firstly, ridge regression (RR) is used to the indicator index system for screening, and then genetic algorithm and support vector machine (that is GASVM) is trained to the transformed samples. Moreover, the comprehensive evalua...

Journal: :European Journal of Operational Research 2007
K. Das R. S. Lashkari S. Sengupta

The paper proposes a preventive maintenance (PM) planning model for the performance improvement of cellular manufacturing systems (CMS) in terms of machine reliability, and resource utilization. In a CMS, parts are processed by a group of interdependent machines, where machine reliability plays an important role in the performance improvement of the cell. Assuming that machine failure times fol...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده علوم پایه 1392

baua(baumannii acinetobactin utilization) با وزن مولکولی 88-77 کیلودالتون یکی از مهمترین پروتئین های غشا خارجی باکتری اسینتوباکتر بومانی برای جذب کمپلکس آهن-سیدروفور و تهیه آهن مورد نیاز باکتری برای رشد است. در این مطالعه مبتنی بر یافته های قبلی دکتر رسولی و همکاران اپی توپ های آنتی ژنیک این پروتئین (دو بخش کرک و لوپ) هر کدام به طور مجزا و همچنین در ترکیب با یکدیگر برای بررسی ایمنی زایی، اختصاص...

This paper focuses on multi-objective designing of multi-machine Thyristor Controlled Series Compensator (TCSC) using Strength Pareto Evolutionary Algorithm (SPEA). The TCSC parameters designing problem is converted to an optimization problem with the multi-objective function including the desired damping factor and the desired damping ratio of the power system modes, which is solved by a SPEA ...

2010
Hao W. Lin Tomohiro Murata

A mathematical based approach is presented to evaluate the dynamic cellular reconfiguration problem in a CM system. The model developed is a multi-objective Goal Programming problem that simultaneously considers performance in machine utilization, inter-cellular part movements, and machine reallocation. The merit of the approach presented in this paper is the utilization of meta-goals to repres...

Journal: :Computers & Industrial Engineering 2009
Stephen C. H. Leung Shirley S. W. Chan

This paper addresses the aggregate production planning problem with different operational constraints, including production capacity, workforce level, factory locations, machine utilization, storage space and other resource limitations. Three production plants in North America and one in China are considered simultaneously. A pre-emptive goal programming model is developed to maximize profit, m...

2015
S. M. Gayathri K. Malathi N. G. Bhuvaneswari Amma

Cloud computing allows business customers to scale up and down their resource usage based on their needs. Many of the touted gains in the cloud model come from resource multiplexing through virtualization technology. In this paper, a system that uses virtualization technology to allocate data center resources dynamically based on application demands and support green computing by optimizing the...

2011
Jorda Polo Claris Castillo David Carrera Yolanda Becerra Ian Whalley Malgorzata Steinder Jordi Torres Eduard Ayguadé

We present a resource-aware scheduling technique for MapReduce multi-job workloads that aims at improving resource utilization across machines while observing completion time goals. Existing MapReduce schedulers define a static number of slots to represent the capacity of a cluster, creating a fixed number of execution slots per machine. This abstraction works for homogeneous workloads, but fai...

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