Abstract: A GUI component in a screen is recognized without analyzing a program code of application software. A screen recognition device includes a GUI component form/position determination unit 11 that extracts a GUI component included in a display screen of application software, from the display screen, and that determines the form and position of the GUI component, and a GUI component kind identification unit 12 and a GUI component operation identification unit 13 that determine the kind of the GUI component and an operation that can be performed to the GUI component, based on a change in a mouse cursor and a change in the GUI component when the mouse cursor is superimposed on the GUI component.

Abstract: An information analysis apparatus according to an embodiment includes an input unit that inputs information indicating an apparatus that is a fault occurrence location in a communication network and a factor of a fault, a storage unit that stores a restoration handling method rule in which the apparatus that is the fault occurrence location, the factor of the fault, and an appropriate restoration handling method for the fault are associated, and an analyzer that analyzes an appropriate restoration handling method for the apparatus and the factor indicated by the information that is input, based on information related to a past fault for the apparatus that is the fault occurrence location, or a condition inherent in the apparatus that is the fault occurrence location, from the restoration handling method rule.

Abstract: A time-series data prediction device according to an embodiment acquires a second spatial factor that is a spatial factor related to entire space related to geographically and spatially dispersed time-series data, updates various factors based on time-series data, a spatial model, and a loss function of a temporal model, updates parameters of the space and the temporal model, inputs region data indicating a geographical region related to geographically and spatially dispersed second time-series data to be estimated for future time-series data, acquires a spatial factor that is a spatial factor related to entire space related to the second time-series data, updates various factors based on the second time-series data, the spatial model, and the loss function of the temporal model, updates various factors based on an update result, predicts a future temporal factor, and estimates future time-series data using the predicted temporal factor.

Abstract: A network management apparatus according to an embodiment includes: a storage device configured to store information indicating a correspondence relationship between information objects related to a logical layer, information objects related to a physical layer in a network configuration, and information objects related to a facility layer which are objects in which the information objects related to the physical layer are housed; an acquisition unit configured to acquire an information object related to an occurrence path of a failure in the logical layer of the network configuration, from the storage device; and a search unit configured to search for, among the information objects related to the facility layer stored in the storage device, an information object related to the facility layer and the physical layer associated with the information object related to the occurrence path of the failure acquired from the acquisition unit, as a candidate for a facility that causes the failure.

Abstract: A virtual desktop (VDI) resource allocation decision apparatus that decides resource allocation of a VDI apparatus according to an embodiment includes an input unit that receives a performance requirement and a specified time zone, a resource allocation collection and storage unit that stores a current resource allocation including a number of virtual machines included in a host of the VDI apparatus and a virtual calculation resource, a workload collection and storage unit that stores a workload of the VDI apparatus, and a calculation function unit that applies the specified time zone and the workload to a workload prediction model to calculate a workload in the specified time zone, applies the workload in the specified time zone and the current resource allocation to a performance model to calculate first performance of the VDI apparatus, and determines whether or not the first performance meets the performance requirement.

Abstract: A network management apparatus according to an embodiment includes a storage device configured to store information indicating connection relationships between a plurality of communication devices and communication paths in a network configuration and rank information indicating ranks of the plurality of communication devices in the network configuration and a determination unit configured to, when a fault has occurred in a communication device, determine that a communication device influenced by the fault is within a fault influence range based on the information stored in the storage device.

Abstract: There is provided a network management device (1) including a capacity management unit (10) for managing the capacity in a network to be managed and a storage unit (20) for storing management information. The storage unit stores specification information of entities included in the network, and entity information including information indicative of relationships between the entities. The capacity management unit 10 includes a capacity request acquisition section (11) which receives a generation request of a first entity; reads the specification information about the first entity from the storage unit, and determines whether or not the first entity needs to consume a resource; when it is determined that the first entity needs to consume a resource, identifies a second entity capable of providing capacity consumed by the first entity, based on the entity information stored in the storage unit; and outputs information about the identification result.

Abstract: Provided is an event mapping acquiring unit (11) and an event type conversion unit (12). The event mapping acquiring unit (11) acquires an event mapping file defining a normalized alarm message indicating a normalized alarm content, a resource type indicating an event failure location, an alarm type, and an event type indicating event classification of the alarm in association with one another. The event type conversion unit (12) determines whether input alarm information matches the definition of the event mapping file acquired, when the input alarm information matches the definition, sets the event type to a value defined in the event mapping file, when the input alarm information does not match the definition, sets the event type to the alarm type of alarm information, and registers the event type and the alarm information in association with each other as a failure event in the database.

Abstract: A network management apparatus according to an embodiment includes: a storage unit configured to store information indicating a correspondence relationship between information objects related to a physical layer and information objects related to a logical layer in a network configuration, an acquisition unit configured to acquire a first information object related to a location where a failure occurs in the physical layer of the network configuration from the storage unit, an identification unit configured to identify, as a failure influence range, a second information object associated with the first information object related to the location where the failure occurs, of the information objects related to the logical layer stored in the storage unit, the first information object being acquired by the acquisition unit, and an outputting unit configured to output information indicating the failure influence range identified by the identification unit.

Abstract: A GUI component in a screen is recognized without analyzing a program code of application software. A screen recognition device includes a GUI component form/position determination unit 11 that extracts a GUI component included in a display screen of application software, from the display screen, and that determines the form and position of the GUI component, and a GUI component kind identification unit 12 and a GUI component operation identification unit 13 that determine the kind of the GUI component and an operation that can be performed to the GUI component, based on a change in a mouse cursor and a change in the GUI component when the mouse cursor is superimposed on the GUI component.

Abstract: A network management apparatus according to an embodiment includes a storage device configured to store information indicating connection relationships between a plurality of communication devices and communication paths in a network configuration and rank information indicating ranks of the plurality of communication devices in the network configuration and a determination unit configured to, when a fault has occurred in a communication device, determine that a communication device influenced by the fault is within a fault influence range based on the information stored in the storage device.

Abstract: A service provision method according to one aspect of the present invention includes providing, to a user terminal (107), a catalog including: a first node type for defining a node relating to a VNW (102); a first relationship type for defining a relationship between nodes relating to the VNW (102); a second node type for defining a node relating to an LNW (104); and a second relationship type for defining a relationship between nodes relating to the LNW (104); receiving, from the user terminal (107), a service request generated in accordance with the catalog for requesting a service that uses the HNW (110); and controlling a VNW OpS (103) and an LNW OpS (105) in response to the received service request.

Abstract: A network management apparatus according to an embodiment includes: a storage device configured to store information indicating a correspondence relationship between information objects related to a logical layer, information objects related to a physical layer in a network configuration, and information objects related to a facility layer which are objects in which the information objects related to the physical layer are housed; an acquisition unit configured to acquire an information object related to an occurrence path of a failure in the logical layer of the network configuration, from the storage device; and a search unit configured to search for, among the information objects related to the facility layer stored in the storage device, an information object related to the facility layer and the physical layer associated with the information object related to the occurrence path of the failure acquired from the acquisition unit, as a candidate for a facility that causes the failure.

Abstract: To eliminate the need for a resource design process needed by the user in using a machine learning service and thereby reduce the time and costs which impose a burden on the user. A machine learning service device includes a requirement specifying functional unit (11) used to specify a task, a model, throughput, and performance that are desired in machine learning; and a resource design unit (12) configured to predict achievable performance at a plurality of resource settings by machine learning using the task, the model, and the throughput specified via the requirement specifying functional unit and select a resource setting that satisfies the specified performance based on results of the prediction.

Abstract: A ratio of prediction liable to result in user requirement violation is reduced by adjusting results of resource design even if it is highly likely that the user requirement violation will incur a heavy penalty. There is provided a requirement specifying functional unit (11) that specifies a user requirement for a service of interest, and a resource design unit (12) that predicts, by machine learning, performance achievable at a plurality of resource settings in performing the service of interest and selects a resource setting that satisfies the specified user requirement, based on results of the prediction, wherein the resource design unit (12) generates a P model as a model for use to predict performance, the P model using a P-mode loss function obtained by adding a function to an N model that uses an existing N-mode loss function, the added function taking a finite value when actual performance is lower than predicted performance.

Abstract: A network management device according to an embodiment includes: a first storage unit that stores entities representing substances of information objects in a network; a second storage unit that stores information on a start point and an end point of the network; a third storage unit that stores information on a rule of a path indicating types of and a connection order of a plurality of communication devices provided between the start point and the end point of the network; path calculation processing means for obtaining the information on the start point and the end point of the network from the second storage unit, and calculating, based on the entities stored in the first storage unit, a plurality of physical-layer paths between the start point and the end point of the network and obtaining entities between the start point and the end point in each of the plurality of physical-layer paths from the first storage unit; and path assessment processing means for assessing a path indicated by the obtained entiti

Abstract: There is provided a network management device (1) including a capacity management unit (10) for managing the capacity in a network to be managed and a storage unit (20) for storing management information. The storage unit stores specification information of entities included in the network, and entity information including information indicative of relationships between the entities. The capacity management unit 10 includes a capacity request acquisition section (11) which receives a generation request of a first entity; reads the specification information about the first entity from the storage unit, and determines whether or not the first entity needs to consume a resource; when it is determined that the first entity needs to consume a resource, identifies a second entity capable of providing capacity consumed by the first entity, based on the entity information stored in the storage unit; and outputs information about the identification result.

Abstract: An information analysis apparatus according to an embodiment includes an input unit that inputs information indicating an apparatus that is a fault occurrence location in a communication network and a factor of a fault, a storage unit that stores a restoration handling method rule in which the apparatus that is the fault occurrence location, the factor of the fault, and an appropriate restoration handling method for the fault are associated, and an analyzer that analyzes an appropriate restoration handling method for the apparatus and the factor indicated by the information that is input, based on information related to a past fault for the apparatus that is the fault occurrence location, or a condition inherent in the apparatus that is the fault occurrence location, from the restoration handling method rule.

Abstract: A network management device according to an aspect includes a processing circuitry configured to perform acquiring a network configuration of a logical layer concerning a communication network having a redundant configuration in a communication section between a first network device and a second network device, the network configuration being a network configuration of a logical layer including a plurality of logical entities including a first logical entity corresponding to a first virtual port set in the first network device and a second logical entity corresponding to a second virtual port set in the second network device and, in response to occurrence of a failure of the communication network, retrieving a communicable path leading from the first logical entity to the second logical entity.

Abstract: A network management apparatus according to an embodiment includes: a storage unit configured to store information indicating a correspondence relationship between information objects related to a physical layer and information objects related to a logical layer in a network configuration, an acquisition unit configured to acquire a first information object related to a location where a failure occurs in the physical layer of the network configuration from the storage unit, an identification unit configured to identify, as a failure influence range, a second information object associated with the first information object related to the location where the failure occurs, of the information objects related to the logical layer stored in the storage unit, the first information object being acquired by the acquisition unit, and an outputting unit configured to output information indicating the failure influence range identified by the identification unit.