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امروزه تخمین حرکت بلوک در تصاویر بر اساس روش هایی که تمام جزئیات را شامل می شوند، تبدیل به یک مبحث فراگیر در شاخه ی پردازش تصویر گشته است. چرا که از جمله ی روش هایی به حساب می آید که باعث فشردگی و کاهش حجم داده های تصویری می گردد. جهت تحقّق این هدف، الگوریتم های متفاوتی ارائه شده اند. الگوریتم های جستجوی محلی، جستجوی پیشگویانه و... که با توجه به نیاز مسأله انتخاب و مورد استفاده قرار می گیرند، از...
The global economic recession has caused a reduced volume of orders, market saturation and low price competition pressure, so it is the right time for reorganization and optimization of companies and not for dismissal of employees. By dismissing employees the company loses good staff, employees accustomed to the work in their company, the moral of workers decreases and the reputation of the com...
Present stage Telepathology started in Europe in the 1980s. It was implemented in closed communication systems and focussed on frozen section service [1,2]. Open systems embedded in open source software replaced the early communication about 10 years ago. They became to age, and nearly all of them closed [3]. A new era started with the medical electronic communication expert system (MECES, http...
network marketing phenomenon in which mendacious mediators are eliminated, basically is a useful matter. but the companies so-called pyramidal schemes misuse this title. in this companies there isn’t any production, consumable goods and useful work and they just constitute the pyramids in which the money belongs to persons in lower level go into the pocket of company and few people who are in t...
BACKGROUND In 2015, the US Food and Drug Administration issued warning letters to three tobacco companies regarding use of the terms 'natural' and/or 'additive-free' to describe their products, as these terms inaccurately convey reduced harm. Yet, tobacco companies engage in a variety of alternate techniques to attempt to convey the same 'natural' (and thus reduced harm) message. It is critical...
The automatic processing of paper documents and mails is a major challenge for all companies. Current recognition systems use modular architectures in which each stage of the process is independent. To improve the performances, it is necessary to reintroduce a cooperation between the different modules, for example by coupling the segmentation / recognition or zones of interests location / segme...
The firm is a fundamental economic unit of contemporary human societies. Studies on the general quantitative and statistical character of firms have produced mixed results regarding their lifespans and mortality. We examine a comprehensive database of more than 25 000 publicly traded North American companies, from 1950 to 2009, to derive the statistics of firm lifespans. Based on detailed survi...
If you had invested in an index mutual fund pegged to the Standard & Poors 500 at the beginning of 1990, you’d have done very well. But if you had invested in a fund consisting of companies that excel at customer management, your investment would have outperformed the Standard & Poors 500 by 300 percent! The lesson is clear: companies that actively manage and nurture their customer relationship...
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