| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the following problem: when providing services through many-to-many access between service providers and service users, it is difficult to decide whether the service can be provided or not in advance. <P>SOLUTION: The decision device has: a first decision means acquiring a first access decision result of each node set designated by node set information for a decision request including two or more node set information each comprising first node information and second node information each including a node layer kind and a node attribute value based on predetermined first setting; and a second decision means acquiring a second access decision result for a combination between the first access decision result, and a set between the node layer kind of the first node information and the node layer kind of the second node information of a node set based on predetermined second setting. <P>COPYRIGHT: (C)2010,JPO&INPIT |
