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.

Abstract: A candidate extraction apparatus, a candidate extraction method, and a candidate extraction program extract appropriate candidates for an input into a processing module. The processing module is associated with first metadata indicating a condition of the input data. A plurality of devices are each associated with second metadata indicating an attribute of the input data output from the device. The candidate extraction apparatus includes a first obtaining unit, a second obtaining unit, and an extraction unit. The first obtaining unit obtains the first metadata. The second obtaining unit obtains the second metadata associated with each of the plurality of devices. The extraction unit extracts the candidates greater in number than at least one input port from the plurality of devices based on the first metadata and the second metadata.

Abstract: A sensor device transmits, to an external device installed external to the sensor device, sensing data generated from monitoring a target, and includes a sensor unit that generates sensing data including background noise data. The background noise data represents noise from a cause other than the target. The sensor device further includes an extraction unit that extracts the background noise data from the sensing data, and a transmission unit that transmits the background noise data extracted by the extraction unit to the external device.

Abstract: A data processing apparatus according to one or more embodiments may process metadata indicative of an attribute of real data input into an extract, transform, and load (ETL) tool external to the data processing apparatus. The real data and the metadata may each include an identification (ID). The data processing apparatus may include a memory and a processor. The memory may store a program. The processor may execute the program. The program may cause the processor to process the metadata to include the same ID as the real data output from the ETL tool.

Abstract: A quality check apparatus, a quality check method, and a quality check program can check the quality of input data output to a processing module. A device outputs the input data and first metadata indicating an attribute regarding the quality of the input data to the processing module. The quality check apparatus includes a first obtaining unit and a check unit. The first obtaining unit obtains the first metadata. The check unit checks the quality of the input data based on the first metadata.

Abstract: A session control apparatus, a session control method, and a session control program may maintain a quality of input data output to a processing module. The processing module has a defined condition regarding a quality of the input data. The session control apparatus includes an extraction unit, a selection unit, and a switching unit. The extraction unit extracts a plurality of candidates of devices. The selection unit selects at least one device from the plurality of candidates of devices. The switching unit switches the device that outputs the input data to the processing module to the at least one device selected by the selection unit. Each of the plurality of candidates of devices outputs input data satisfying the condition.

Abstract: A sensor management unit according to an aspect of the present invention includes: a sensing data acquisition portion configured to acquire sensing data obtained by a sensor observing a target; a metadata generating portion configured to generate, for the acquired sensing data, metadata indicating an attribute of the sensor; an identification code generating portion configured to generate a first identification code for identifying the sensing data, and a second identification code for identifying the metadata; and a communicating portion configured to transmit, to an external device, at least one of the sensing data to which the second identification code is added and the metadata to which the first identification code is added.

Abstract: A first data format may include real data. A second data format and a third data format each may include real data and metadata indicative of an attribute of the real data. The second data format may include the real data and the metadata in data units different from each other. The third data format may include the real data and the metadata in a single data unit. A program may cause a processor to convert, in response to an input data being in the first data format or in the third data format, the data format of the input data to generate output data in the second data format.

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.

Abstract: Provided are a device selection apparatus, a method for selecting a device, and a program by which a device for outputting input data to a processing module can be selected as appropriate in order to realize a virtual sensor having a desired function. The processing module is associated with first metadata indicating an attribute of learning data. The device is associated with second metadata indicating an attribute of data output by the device. The device selection apparatus includes a first acquisition unit, a second acquisition unit, and a selection unit. The first acquisition unit acquires first metadata. The second acquisition unit acquires second metadata associated with a plurality of devices. The selection unit selects a device for outputting input data to a processing module based on the first metadata and the second metadata.

Abstract: A sensor management unit transmits first sensing data obtained by a first sensor monitoring a target to an external device external to the sensor management unit. The sensor management unit includes a processor, and a memory storing a program. The memory stores obtaining condition information that defines obtaining conditions for obtaining a plurality of candidate items of metadata to be associated with the first sensing data. The program causes the processor to implement obtaining at least one of the candidate items of metadata in accordance with the obtaining conditions and transmitting, to the external device, the obtained first sensing data and the obtained metadata in a manner associated with each other.

Abstract: An output management device, an output management method, and a program are provided that manages output of input data to a processing module. 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 input data is temporarily stored in the data buffer. Output of the input data from the data buffer to the processing module is controlled by an output control unit. In the output management apparatus, a first acquisition unit acquires the first metadata. A second acquisition unit acquires the second metadata. A notification unit notifies the output control unit of whether or not the input data is allowed to be output to the processing module based on the first and second metadata.

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.

Abstract: First and second data catalogs each indicate sensing data attributes. The first and second data catalogs each include a first word indicating an observation object of a sensor that generated sensing data and a second word indicating an observation characteristic of the sensor. A score calculation unit includes a first weight determination part, a second weight determination part, and a score calculation part. The first weight determination part determines a first weight value relating to the observation object, based on the relationship between the first words included in the first and second data catalogs. The second weight determination part determines a second weight value relating to the observation characteristic, based on the relationship between the second words included in the first and second data catalogs. The score calculation part calculates a score relating to the coincidence of the first and second data catalogs, using the first and second weight values.

Abstract: A first data format may include real data. A second data format and a third data format each may include real data and metadata indicative of an attribute of the real data. The second data format may include the real data and the metadata in data units different from each other. The third data format may include the real data and the metadata in a single data unit. A program may cause a processor to convert, in response to an input data being in the first data format or in the third data format, the data format of the input data to generate output data in the second data format.

Abstract: A data processing apparatus according to one or more embodiments may process metadata indicative of an attribute of real data input into an extract, transform, and load (ETL) tool external to the data processing apparatus. The real data and the metadata may each include an identification (ID). The data processing apparatus may include a memory and a processor. The memory may store a program. The processor may execute the program. The program may cause the processor to process the metadata to include the same ID as the real data output from the ETL tool.

Abstract: A sensor management unit includes an obtaining unit that obtains sensing data from a sensing device to generate sensing data of a plurality of sensing items, a detection unit that detects an overloaded state of the sensing device, a retrieval unit that determines, based on a detection result obtained by the detection unit, at least one sensing item to be retrieved from of the plurality of sensing items and retrieves the determined sensing item, and an output unit that outputs the retrieved sensing item to an external device.

Abstract: A communication unit acquires sensor-side metadata, which is information relating to a sensor, and application-side metadata, which is information relating to an application. A comparison unit extracts a sensor that can provide the sensing data through matching between the sensor-side metadata and the application-side metadata, and a notification unit transmits, based on a result of the extraction, a data flow control command to a sensor management device. The sensor-side metadata and the application-side metadata contain data that can be handled as dynamic data.

Abstract: A session control apparatus, a session control method, and a session control program may maintain a quality of input data output to a processing module. A processing module has a defined condition regarding a quality of the input data. The session control apparatus includes a selection unit and a switching unit. The selection unit selects a second device when the input data fails to satisfy the condition. The switching unit switches a first device that outputs the input data to the processing module to the second device selected by the selection unit.

Abstract: The present invention is provided with a sensor-side metadata acquiring unit that acquires sensor-side test metadata, an application-side metadata acquiring unit that acquires application-side test metadata, a matching unit that determines matching of acquired sensor-side test metadata and acquired application-side test metadata, and a dataflow control command instructing unit that transmits a dataflow control command instructing test data flow to an opening test application from a sensor or network adaptor specified by matched sensor-side test metadata and the application-side test metadata.