نتایج جستجو برای: multi stage machines

تعداد نتایج: 852656  

B. Minaei-Bidgoli, F. Boroumand, F. Minaei-Bidgoli, M. Nasiri, S. Zojaji,

Breast cancer is a malignant tumor and the most common cancer among American women that starts from cells of the breast. The growth of the size of data exceeds the ability of humans to analyze the data. So we need some intelligent machines that can analyze datasets intelligently for us. We propose a Multi Nominal Logit Model to evaluate correlation between risk factors of breast tumor. Our ...

Journal: :journal of optimization in industrial engineering 0
mehdi yazdani department of industrial engineering, faculty of industrial and mechanical engineering, islamic azad university, qazvin branch, qazvin, iran bahman naderi department of industrial engineering, faculty of engineering, kharazmi university, tehran, iran

although several papers have studied no-idle scheduling problems, they all focus on flow shops, assuming one processor at each working stage. but, companies commonly extend to hybrid flow shops by duplicating machines in parallel in stages. this paper considers the problem of scheduling no-idle hybrid flow shops. a mixed integer linear programming model is first developed to mathematically form...

Electric and hybrid electric vehicles are attractive candidates for sustainable transportation due to its higher efficiency and low emission. The critical choice on the electric motors is its capability of motoring and regenerative braking characteristics. Switched reluctance machines are viable candidate as with proper control and extended constant power range operation replacing the multi-gea...

رفاهی شیخانی, امیرحسین, نعمتی, خدیجه, کردرستمی, سهراب,

In scheduling, a set of machines in parallel is a setting that is important, from both the theoretical and practical points of view. From the theoretical viewpoint, it is a generalization of the single machine scheduling problem. From the practical point of view the occurrence of resources in parallel is common in real-world. When machines are computers, a parallel program can be conceived as a...

Appropriate scheduling and sequencing of tasks on machines is one of the basic and significant problems that a shop or a factory manager encounters; this is why in recent decades extensive studies have been done on scheduling issues. One type of scheduling problems is just-in-time (JIT) scheduling and in this area, motivated by JIT manufacturing, this study investigates a mathematical model for...

2010
Sanjoy K Paul Abdullahil Azeem

This paper addresses the Hybrid Flow Shop (HFS) scheduling problems to minimize the total work-in-process inventory. Job scheduling problems are one of the oldest and real world combinational optimization problems. It is multi objective and complex in nature. There exist some criteria that must be taken into consideration when evaluating the quality of the proposed schedule. Consideration of jo...

Journal: :journal of advances in computer research 2013
mohammad mohammadzade alireza ghonodi

the problem of automatic signature recognition has received little attention incomparison with the problem of signature verification, despite its potentialapplications for many business processes and can be used effectively in paperlessoffice projects. this paper presents model-based off-line signature recognition withrotation invariant features. non-linear rotation of signature patterns is one...

Journal: :Statistical Methods in Medical Research 2012

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان همدان - دانشکده ادبیات و علوم انسانی 1390

abstract this study is an attempt to determine the effect of nano- technology education on science lesson for fifth grade in primary school in the city of kermanshah. this research is experimental and is conducted in the from of pre-test and post- test for the control group. an achievement test was administered to determine the rate of learning in the students. the research is an applied one. ...

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