Abstract: A guidance assistance system and the like for reducing an influence on a deviation of a crowd from a travel route are provided. The guidance assistance system includes deviation risk evaluation means for deriving a deviation risk representing an influence on a deviation of a crowd from a travel route at a predetermined point on the travel route based on information relating to circumstances of the travel route and a route related to the travel route, and priority order determining means for determining an order of priority relating to arrangement of a guide sign that guides the crowd based on the deviation risk.

Abstract: Provided is an evacuation prediction system with which it is possible to cope with various situations related to evacuation at the time of estimating the time required for the evacuation of disaster victims.

Abstract: Provided is a model summarizing device, etc. that makes it easy to predict the time required until evacuees complete evacuation. A model summarizing device according to an embodiment of the present invention includes model receiving means for receiving an evacuation model including evacuation information relating to an evacuation route for an evacuee, recovery information relating to recovery timing at a site where a trouble occurred on the evacuation route, and a relation between the evacuation information and the evacuation information, and summarizing means for summarizing information included in the evacuation model based on a predetermined condition relating to the evacuation information or the recovery information.

Abstract: The main purpose is to provide an evacuation prediction system, etc. that can estimate the time required for the evacuation of disaster victims in accordance with situations in a road network, etc. serving as an evacuation route. An evacuation prediction system according to an embodiment of the present invention includes prediction means for predicting time required for an evacuee to evacuate based on evacuation information relating to an evacuation route for the evacuee and recovery information relating to recovery timing at a trouble occurrence site that is a site where a trouble occurred on the evacuation route.

Abstract: Provided are a system design method, a system design system, and a system design reform assistance program. A system design apparatus includes a unit for receiving an analysis model which represents a system failure restoration sequence, a unit for identifying, from the received analysis model, a minimum combination of component failure which does not satisfy either a restoration time requisite or a necessary cost requisite and a unit for outputting the identified minimum combination of component failure. The unit for identifying the minimum combination of component failure further includes a unit for estimating the restoration time of a system, and a unit for estimating the cost required for restoration of the system.

Abstract: An acquisition unit that acquires, based on a combination of failures in components of an information system, a correction subprocedure for identifying a cause of failure and correcting trouble and a reconstruction subprocedure for reconstructing the component; a generator that generates at least one candidate for a service restart procedure of the information system by connecting the correction and the reconstruction subprocedures based on a dependency relationship between the acquired correction and reconstruction subprocedures; an estimator that estimates required time of at least one candidate for the service restart procedure; and a selector that identifies the service restart procedure, of which required time satisfies desired restoration time from among the candidates for the service restart procedure and selects, from among the identified candidates for the service restart procedure that has the risk of exceeding the desired restoration time, the service restart procedure based on a high/low degree of

Abstract: A fault recovery routine generating device includes a subroutine storage unit which stores subroutines, a precondition storage unit which sores a precondition, a fault combination acceptance unit which accepts a combination of faults that have occurred in components of an information system, a subroutine specification unit which identifies subroutines required for recovery of the components, a fault recovery routine generating unit which acquires the identified subroutines from the subroutine storage unit and links the subroutines to generate a candidate fault recovery routine which is a routine for recovering the information system, a fault recovery time estimation unit which estimates the time required for fault recovery by the candidate fault recovery routine, and a fault recovery routine output unit which outputs the candidate fault recovery routine whose fault recovery time is less than or equal to predetermined time as a fault recovery routine.

Abstract: Provided are a system design method, a system design system, and a system design reform assistance program. A system design apparatus includes a unit for receiving an analysis model which represents a system failure restoration sequence, a unit for identifying, from the received analysis model, a minimum combination of component failure which does not satisfy either a restoration time requisite or a necessary cost requisite and a unit for outputting the identified minimum combination of component failure. The unit for identifying the minimum combination of component failure further includes a unit for estimating the restoration time of a system, and a unit for estimating the cost required for restoration of the system.

Abstract: A digital content management system (1) includes: a digital watermark embedding device (100) which generates embedding information uniquely determined from identification information for tracking use, and embeds a digital watermark into a digital content to be managed, based on the thus-generated embedding information; a digital watermark detection device (200) which generates the tracking information uniquely determined from identification information for verification use, and detects the digital watermark in a digital content to be verified based on the thus-generated tracking information; and a verification device (300) which verifies the identification information for verification use supposed to be used for verifying the digital content to be verified in which the digital watermark was detected.

Abstract: A digital content management system (1) includes a digital watermark embedding device (100) which generates a file having a file name used as a digital watermark, and embeds it into a digital content to be managed; a digital watermark information storage device (140) which stores, as digital watermark information, the file name used as the digital watermark embedded in the digital content by the digital watermark embedding device (100), while correlating it with identification information of the digital content having the digital watermark embedded therein; and a digital watermark detection device (150) which detects the file name used as the digital watermark, stored in the digital watermark information storage device (140), from the digital content to be verified, referring to the digital watermark information stored in the digital watermark information storage device (140).

Abstract: The present invention includes: a model module storage unit 102 for storing an availability model module which expresses, as an information model, a control for operating an information processing system and a state change of an object subjected to the control, and also storing rules of a connective relation between the availability model modules; and an availability model synthesizing unit 101 for synthesizing at least a part of the availability model module based on the rules of the connective relation, and generating an availability model for estimating an availability of the information processing system.

Abstract: The availability model generation device 100 includes an operation procedure information acceptance section 101 which accepts operation procedure information representing an operation procedure including a plurality of manipulations for operating an information processing system and also representing the sequence that the respective manipulations are executed, and an availability model generation section 102 which generates, based on the operation procedure information, an availability model for estimating the availability of the information processing system in a case where the manipulations are executed in accordance with the operation procedure represented by the accepted operation procedure information.

Abstract: A digital content management system (1) includes: a digital watermark embedding device (100) which generates embedding information uniquely determined from identification information for tracking use, and embeds a digital watermark into a digital content to be managed, based on the thus-generated embedding information; a digital watermark detection device (200) which generates the tracking information uniquely determined from identification information for verification use, and detects the digital watermark in a digital content to be verified based on the thus-generated tracking information; and a verification device (300) which verifies the identification information for verification use supposed to be used for verifying the digital content to be verified in which the digital watermark was detected.

Abstract: A digital content management system (1) includes: a digital watermark embedding device (100) which generates embedding information uniquely determined from identification information for tracking use, and embeds a digital watermark into a digital content to be managed, based on the thus-generated embedding information; and a digital watermark detection device (200) which generates the tracking information uniquely determined from identification information for verification use, and detects the digital watermark in a digital content to be verified based on the thus-generated tracking information.

Abstract: A digital content management system (1) includes a digital watermark embedding device (100) which generates a file having a file name used as a digital watermark, and embeds it into a digital content to be managed; a digital watermark information storage device (140) which stores, as digital watermark information, the file name used as the digital watermark embedded in the digital content by the digital watermark embedding device (100), while correlating it with identification information of the digital content having the digital watermark embedded therein; and a digital watermark detection device (150) which detects the file name used as the digital watermark, stored in the digital watermark information storage device (140), from the digital content to be verified, referring to the digital watermark information stored in the digital watermark information storage device (140).