fuzzy trust in semantic web social networks

social networks let the people fine and know other people and benefit form their information semantic web standard ontologies support social network sites for making use of other social networks information and lence help their expansion and unification making them a huge social network. as social networks are public virtual social places much information may exist in them that may not be trustworthy to all. there should be a feature for users to specify how much they trust a friend and a mechanism to infer the trust from one user to another that is not directly a friend of the user so that a recommender site can benefit from these trust ratings for showing trustworthy information from not only her or his derect friends but all the users news reviews and opinions to each user from her or his point of view.

Keywords:

social networks , trust , fuzzy inference , linguistic expression