منابع مشابه
Online Ad Assignment with an Ad Exchange
Ad exchanges are becoming an increasingly popular way to sell advertisement slots on the internet. An ad exchange is basically a spot market for ad impressions. A publisher who has already signed contracts reserving advertisement impressions on his pages can choose between assigning a new ad impression for a new page view to a contracted advertiser or to sell it at an ad exchange. This leads to...
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The potential of microalgae for steroid transformation has been studied less than other microorganisms. They have been applied for the years in the treatment of environmental pollutions and preparation of nutrients. At the first time, Abul-Hajj and Qian indicated the conversion of androstendione (AD) to testosterone with eleven different strains of microalgae. Previtera’s group showed the trans...
متن کاملDoctor Shoja-ad-Din Sheikholeslamzadeh and his Achievements
Doctor Shoja-ad-Din Sheikholeslamzadeh (also known as Dr. Sheikh) (1931-2014) was an outstanding orthopedic surgeon. He is credited for the establishment of the Iranian Association of Rehabilitation, Shafa Yahyaian Hospital as an Orthopedic and Rehabilitation Center, the Social Welfare Organization, Iran’s emergency dispatch center (115) and many other major projects that led to the upgrading o...
متن کاملImproving Vehicular Ad-Hoc Network Stability Using Meta-Heuristic Algorithms
Vehicular ad-hoc network (VANET) is an important component of intelligent transportation systems, in which vehicles are equipped with on-board computing and communication devices which enable vehicle-to-vehicle communication. Consequently, with regard to larger communication due to the greater number of vehicles, stability of connectivity would be a challenging problem. Clustering technique as ...
متن کاملA Fuzzy Realistic Mobility Model for Ad hoc Networks
Realistic mobility models can demonstrate more precise evaluation results because their parameters are closer to the reality. In this paper a realistic Fuzzy Mobility Model has been proposed. This model has rules which are changeable depending on nodes and environmental conditions. It seems that this model is more complete than other mobility models.After simulation, it was found out that not o...
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ژورنال
عنوان ژورنال: Encyclopédie berbère
سال: 1991
ISSN: 1015-7344,2262-7197
DOI: 10.4000/encyclopedieberbere.1701