INSTRUCTION SYSTEM, INSTRUCTION DEVICE, METHOD, AND PROGRAM

    公开(公告)号:US20190294436A1

    公开(公告)日:2019-09-26

    申请号:US16465247

    申请日:2017-10-25

    Abstract: An instruction device includes: an acquiring unit configured to acquire provided metadata, which is attribute information relating to one or more attributes of sensing data, the provided metadata having one or more hierarchy levels that contain information shared by a plurality of sensors; an acquiring unit configured to acquire usable metadata, which is attribute information relating to one or more attributes of an application; a matching unit configured to perform matching between the provided metadata and the usable metadata for each hierarchy level, calculate, for each hierarchy level, an inter-level matching degree that indicates a degree of matching in the hierarchy level, and extract a sensor capable of providing the sensing data that satisfies a request of the application, based on an overall matching degree; and an instruction unit configured to transmit a data flow control instruction that specifies the application and the extracted sensor.

    DATA-FLOW CONTROL DEVICE AND DATA-FLOW CONTROL METHOD

    公开(公告)号:US20190090111A1

    公开(公告)日:2019-03-21

    申请号:US16084549

    申请日:2017-01-11

    Inventor: Tetsuji YAMATO

    Abstract: This data-flow control device has: a device-side metadata acquisition means that acquires device-side metadata about a plurality of devices; an application-side metadata acquisition means that acquires application-side metadata about an application that uses data provided by a device; a storage means that stores each type of metadata; and a temporary matching means that, when the device-side metadata or the application-side metadata is newly registered, determines and reports whether a temporary pair is present, said temporary pair comprising the newly registered device-side metadata or application-side metadata and counterpart device-side metadata or the application-side metadata that meets a matching condition and was registered prior to the newly registered device-side metadata or application-side metadata.

    METADATA GENERATION APPARATUS, METADATA GENERATION METHOD, AND PROGRAM

    公开(公告)号:US20210042206A1

    公开(公告)日:2021-02-11

    申请号:US16964244

    申请日:2018-11-29

    Abstract: A metadata generation apparatus capable of generating metadata, as well as a metadata generation method and program are provided. The sensing device is configured to generate an output value based on a physical amount that is input. The metadata generation apparatus includes a probability density function generation unit and a metadata generation unit. The probability density function generation unit is configured to generate a probability density function of an output value when a specific physical amount is input to the sensing device. The metadata generation unit is configured to generate metadata based on the probability density function.

    OUTPUT MANAGEMENT APPARATUS, OUTPUT MANAGEMENT METHOD, AND PROGRAM

    公开(公告)号:US20200371483A1

    公开(公告)日:2020-11-26

    申请号:US16962681

    申请日:2018-11-29

    Abstract: An output management device, an output management method, and a program are provided that manage output of input data to a processing module by a device. The processing module is associated with first metadata indicating a condition of the input data. The input data is associated with second metadata indicating an attribute of the input data. The output management apparatus includes a first acquisition unit, a second acquisition unit, and a notification unit. The first acquisition unit is configured to acquire the first metadata. The second acquisition unit is configured to acquire the second metadata. The notification unit is configured to notify the device of whether or not the input data is allowed to be output to the processing module based on the first and second metadata.

    DATAFLOW CONTROL INSTRUCTION GENERATION DEVICE, DATAFLOW CONTROL INSTRUCTION GENERATION METHOD, AND DATAFLOW CONTROL INSTRUCTION GENERATION PROGRAM

    公开(公告)号:US20190266162A1

    公开(公告)日:2019-08-29

    申请号:US16346558

    申请日:2017-10-16

    Abstract: Provided are a dataflow control command generation apparatus, a dataflow control command generation method, and a dataflow control command generation program by which open data is distributed as appropriate and open data can be smoothly used by an application. A dataflow control command generation apparatus includes a first data-side metadata acquisition unit configured to acquire first data-side metadata that is information regarding first data, an application-side metadata acquisition unit configured to acquire application-side metadata that is information regarding an application that provides a service using first data, a matching unit configured to extract first data that meets a requirement of an application through matching between the first data-side metadata and the application-side metadata, and a transmission unit configured to transmit, to a user terminal apparatus that executes the application, a dataflow control command including information for acquiring the first data from a database storing the extracted first data.

    DATA-FLOW CONTROL DEVICE AND DATA-FLOW CONTROL METHOD

    公开(公告)号:US20190095545A1

    公开(公告)日:2019-03-28

    申请号:US16083872

    申请日:2017-01-10

    Inventor: Tetsuji YAMATO

    CPC classification number: G06F16/907 G06F9/50 G06F16/27 G06F21/6218 H04Q9/00

    Abstract: This data-flow control device has: a device-side metadata acquisition means that acquires device-side metadata for multiple devices; an application-side metadata acquisition means that acquires application-side metadata for an application that uses data provided by a device; a storage means that stores both types of metadata; a matching means that matches both types of metadata and extracts a combination; and a data-flow control means that, on the basis of the extracted combination, generates a data-flow control command specifying a device and an application. Each type of metadata includes permission information indicating whether to permit a combination with multiple pieces of other party metadata. On the basis of the permission information, the matching means decides whether to generate a combination with a single piece of other party metadata, or to generate a combination with multiple pieces of other party metadata.

    DATAFLOW CONTROL APPARATUS AND DATAFLOW CONTROL METHOD

    公开(公告)号:US20180341500A1

    公开(公告)日:2018-11-29

    申请号:US15779543

    申请日:2016-11-04

    Inventor: Tetsuji YAMATO

    Abstract: A dataflow control apparatus extracts a device capable of providing data that satisfies requirements of an application by matching device-side metadata and app-side metadata. In the case where the extracted device is a virtual device that generates new data on the basis of data that is obtained from one or more original devices and outputs the generated new data as virtual data, the dataflow control apparatus transmits a first dataflow control command instructing transmission of data from the original device to the virtual device, and transmits a second dataflow control command instructing transmission of virtual data from the virtual device to the application.

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