نتایج جستجو برای: motivations
تعداد نتایج: 15418 فیلتر نتایج به سال:
This paper investigates the university websites of Nigeria, Africa’s most populous nation. Its aim is to identify motivations why authors embed outbound hyperlinks on these websites. A classification scheme for academic web interlinking motivations was applied to over 5,000 hyperlinks pointing from the websites of 107 Nigerian universities. Classifying the motivations based on studying the sour...
Introduction Every year for the last decade, the security industry has predicted a flood of mobile malware; however, only a trickle of mobile malware has emerged. The most widespread threats were SymbOS.Cabir and SymbOS.Commwarrior in 2004 and 2005. For most they represented a nuisance and affected a very small fraction of the phone population. Three factors are needed before an increase of mob...
As we move towards a richer model of computation based on interactions among autonomous agents in lieu of the more traditional numeric batch processing model, it is necessary to devise techniques and abstractions for the development of such autonomous agents. The ability to generate, reason about, and select the means to achieve explicit goals is critical for autonomous agents, the so called go...
In this section, we examine the space launch needs of U.S. military, civil, and commercial space sectors. The potential development and operating costs for a small fleet of military TAVs are reviewed and compared with the costs associated with a small expendable launch vehicle. The potential development costs for commercial RLVs are also briefly reviewed. Next, we examine U.S. launch policy and...
Little is known about why people decide to mentor in the context of science, technology, engineering, and math (STEM) learning. The purpose this qualitative study was identify motivations undergraduate student mentors working an afterschool STEM program for underrepresented elementary schoolboys. We used self-determination theory (SDT) explain students decided become and, some them, persist as ...
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