SERVICE RETRIEVAL DEVICE, SERVICE PROVISION DEVICE, SERVICE RETRIEVAL SYSTEM AND SERVICE RETRIEVAL METHOD

摘要

PROBLEM TO BE SOLVED: To provide a service provision device executing service retrieval wherein mounting of a service is considered from a service group present on a network, and providing the retrieved service.;SOLUTION: The service provision device includes: a first calculation means obtaining interface information of at least two services, and calculating interface similarity between the respective services; a second calculation means obtaining information about an input value to each service and information about an output value that is a result obtained by executing the service by use of the input value, and calculating input/output similarity between the respective services; a service similarity accumulation means accumulating the calculated interface similarity and input/output similarity between the respective services; and a service provision means retrieving a service similar to the service designated in a retrieval request of a user based on the interface similarity and the input/output similarity between the respective services, and providing a retrieval result thereof.;COPYRIGHT: (C)2011,JPO&INPIT