نتایج جستجو برای: objective model which maximizes profit and minimize delivery deviation

تعداد نتایج: 17281484  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1389

the poor orientation of the restaurants toward the information technology has yet many unsolved issues in regards to the customers. one of these problems which lead the appeal list of later, and have a negative impact on the prestige of the restaurant is the case when the later does not respond on time to the customers’ needs, and which causes their dissatisfaction. this issue is really sensiti...

2014
Fuchang Li

When the online stores and the logistics service providers make decision alone, as trade off phenomenon exists, inventory costs achieve the minimum while transportation costs are not the minimum or the opposite situation occurs. When implementing inventory and transportation integrated optimization, the profit of the whole supply chain and the stores increases, while the profit of the logistics...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

the quest for power has formed much of the world history especially in 20th and 21st centuries. oil (energy) particularly after industrial revolution has been a tool for conquest and power and has been transformed to a geopolitical issue. from a geopolitical point of view this has been the case for the last two centuries in central asia and caucasus. central asia and caucasus has always been...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 0

a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...

Journal: :Physical Review D 2009

Journal: :Decision Analytics Journal 2022

The healthcare system is no stranger to resource challenges in the face of unlimited demand fulfill objectives satisfying patients, maintaining service quality, and maximizing profit. Healthcare decision-makers are responsible for devising effective methods allocating scarce resources fairly a way that maximizes benefits at societal level. An emergency medical services (EMS) plays crucial role ...

F. Jolai‎ R. Tavakkoli-‎Moghaddam‎‎, S. Sedehzadeh‎

One main group of a transportation network is a discrete hub covering problem that seeks to minimize the total transportation cost. This paper presents a multi-product and multi-mode hub covering model, in which the transportation time depends on travelling mode between each pair of hubs. Indeed, the nature of products is considered different and hub capacity constraint is also applied. Due to ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم تربیتی و روانشناسی 1388

چکیده هدف اصلی این پژوهش بررسی رابطه بین شایسته سالاری و عدالت سازمانی مدیران دانشگاه اصفهان و علوم پزشکی اصفهان بود که در قالب 5 فرضیه با در نظر گرفتن ابعاد شایسته سالاری و عدالت سازمانی مدیران دانشگاه اصفهان و علوم پزشکی انجام شد. روش پژوهش توصیفی از نوع همبستگی می باشد. جامعه آماری کلیه اعضای هیأت علمی و مدیران گروه در دانشگاه اصفهان و علوم پزشکی اصفهان به ترتیب 104- 645 – 33- 468 نفر در س...

Journal: :مدیریت صنعتی 0
حمیدرضا فلاح لاجیمی دانشجوی دکتری مدیریت صنعتی (تحقیق در عملیات) دانشکدة مدیریت، دانشگاه تهران، تهران، ایران. احمد جعفرنژاد استاد گروه مدیریت صنعتی دانشکدة مدیریت، دانشگاه تهران، تهران، ایران. محمدرضا مهرگان استاد گروه مدیریت صنعتی دانشکدة مدیریت، دانشگاه تهران، تهران، ایران. لعیا الفت دانشیار گروه مدیریت صنعتی دانشکدة مدیریت و حسابداری، دانشگاه علامه طباطبایی، تهران، ایران

this research provides an optimization tool for use by supply chain managers in the design and operation of manufacturing- distribution networks under uncertain demand conditions. the problem under consideration consists of determining the supply chain infrastructure; raw material purchases, shipments, and inventories; and finished product production quantities, inventories, and shipments neede...

   In this paper, a new robust approach based on Least Square Support Vector Machine (LSSVM) as a proxy model is used for an automatic fractured reservoir history matching. The proxy model is made to model the history match objective function (mismatch values) based on the history data of the field. This model is then used to minimize the objective function through Particle Swarm Optimization (...

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