Group Trust Model Based on Fuzzy Logic

A group trust model based on fuzzy logic is proposed from the aspect of trust's subjectivity and fuzzy nature and.Four basic group constraint patterns,such as sequence pattern,select pattern,loop pattern and parallel pattern,are proposed.Constraint relation among individuals in a group can be described by four basic constraint patterns and their nesting.The trust degree measure methods of the four basic constraint patterns and their nesting are proposed.The group trust model supports group trust relation,especially software group trust relation.