this paper attempts to analyze the consequences of using facebook and how it affects iranian couples, especially where family privacy is concerned. to put it in other words, the paper offers an argument on the question of how facebook membership challenges stability of the family system in the iranian society.  a special focus will be laid on facebook and its effect on transforming social norms...

We describe the creation and evaluation of an online system which allows users to configure information delivery as filtered feeds, extracts from medical text information, and other resources in user-configurable layouts. The need for such a resource, expected advantages and evaluation with respect to speed of access, effectiveness of alerting, user priorities, information exchange among collea...

in the united states schools in the k12 school system, that provide education for primary, junior and senior high school students, are moving toward information systems to solve and automate some manual processes performed in these schools. with this movement, and the pressure on schools to use technology to improve student achievement, many schools are turning to learning management systems as...

Reaction wheels (RWs) used for attitude control of space vehicle systems usually encounter with undesired wide band noises. These noises which significantly affect the performance of regulator controller must tune the review or review rate of RWs. According to wide frequency band of noises in RWs the common approaches of noise cancellation cannot conveniently reduce the effects of the noise. Th...