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Presenting a Hybrid Approach based on Two-stage Data Envelopment Analysis to Evaluating Organization Productivity

   Measuring the performance of a production system has been an important task in management for purposes of control, planning, etc. Lord Kelvin said :“When you can measure what you are speaking about, and express it in numbers, you know something about it; but when you cannot measure it, when you cannot express it in numbers, your knowledge is of a meager and unsatisfactory kind.” Hence, manag...

Welcome to virosphere

Viruses may seem alien, but they are the most abundant and, arguably, the most important organisms on Earth. They are found just about everywhere, from oceans and forests to the people around you and, of course, in and on you as well. This world of strange, quasi-living things has been dubbed the virosphere, and it is a mysterious one – we know less about viruses than any other life form. But t...

Coronavirus disease 2019 (COVID-19): What we need to know (In Press)

Bandits on the information superhighway - what you need to know

Some people may be laughing when looking at you reading in your spare time. Some may be admired of you. And some may want be like you who have reading hobby. What about your own feel? Have you felt right? Reading is a need and a hobby at once. This condition is the on that will make you feel that you must read. If you know are looking for the book enPDFd bandits on the information superhighway ...

نگاهی دیگر به بیتی از مثنوی

Some texts, especially mystical and literary, are so intricate and labyrinthine that can be interpreted differently. These various interpretations sometimes result from the interior aspect of the texts, based on semantical understanding, and sometimes arise from their exterior aspect, based on different ways of reading the texts. Accordingly, while in another article along with other interprete...

Visual information discovery

Information is only valuable when it can be found. It is relatively easy to find information that we know exists; you just need to know what you want to find, where to look for it, and how to express yourself. It might require a little effort to find it, but this work is usually rewarded. But, what if you’re looking to acquire new knowledge or want to search for unusual findings? Normally you s...