Learn More
In the context-aware trust evaluation, most of the times ontology trees are employed to represent the relation among contexts. Then, the similarity between two contexts is computed according to the contexts' distance in their ontology tree. Therefore, the performance of these methods is dependent on the tree's structure and how balanced the ontology tree is(More)
Currently, online forums have become one of the most popular collaborative tools on the Internet where people are free to express their opinions. Forums supply facilities for knowledge management in which, their members can share their knowledge with each other. In this regard, The main problem regarding to the knowledge sharing on forums is the extensive(More)
  • 1