Abstract: A wireless device selects another wireless device that is the relay destination of data and transmits data to a data collector that collects data. Then, the wireless device transmits data obtained by adding relay-destination-device identification information of identifying the another wireless device that is a relay destination to the same as data transmitted to the data collector to the selected wireless device that is the relay destination of data. Moreover, the wireless device transmits the received data to the data collector when data obtained by adding relay-destination-device identification information is received from another wireless device and the device itself corresponds to the relay-destination-device identification information.

Abstract: An optical device and an optical transmitter are provided. The optical device includes a substrate, a first optical waveguide that may be formed in the substrate and may have a bending portion, and a second optical waveguide that intersects with the bending portion of the first optical waveguide, wherein a groove may be formed outside the bending portion of the first optical waveguide in the substrate.

Abstract: A specific identification information management device coupled to a feature expansion device includes: a storage unit configured to store the specific identification information of the feature expansion device; a detection unit configured to detect access to the feature expansion device; and a control unit configured to transmit the specific identification information stored in the storage unit to the source of access to the feature expansion device when the access is detected by the detection unit.

Abstract: An image selection device includes: an image acquiring unit which acquires a plurality of shot images acquired by continuously shooting a subject; an area segmentation unit which segments an image area of the shot image into a motion area indicating different positions by a specified amount or more between two shot images and a non-motion area other than the motion area based on the two consecutive shot images in time series in the plurality of shot images; and a selection unit which selects at least one shot image from the plurality of shot images based on an amount of blur of an image in the non-motion area.

Abstract: An optical transmission device capable of being coupled to an optical fiber includes a light source configured to emit a first light toward the optical fiber; a lens configured to converge the first light to an end of the optical fiber; a light reflector configured to reflect a first reflected light as a second reflected light, a part of the first light being reflected as the first reflected light by the lens or the optical fiber; a first light receiver configured to receive the second reflected light; a detector configured to detect a failure based on a difference value between a first value corresponding to an amount of the second reflected light and a reference value being indicative of an amount of the second reflected light, the second reflected light being detected when the first light is normally emitted and is normally transmitted to and through the optical fiber.

Abstract: According to one embodiment, a method may include assigning a virtual local area network (VLAN) ingress connection identifier (iXid) to a frame upon ingress. The method may also include classifying a traffic flow for which the frame is a part through ingress engines of the network element based on the iXid. The method may further include swapping the iXid for an egress connection identifier (eXid) in the frame. The method may additionally include policing or shaping the traffic flow based on at least one of the iXid and the eXid. Moreover, the method may include classifying the traffic flow through egress engines of the network element based on the eXid.

Abstract: Image defogging method and system, the method including: constructing a pixel-based dark channel map of a fogging image; constructing a local area-based dark channel map of the image; acquiring a final dark channel map of the image; acquiring intensity values of R, G, B channels of a pixel having a maximum grey value of all pixels in an area, covered by a brightest area in the local map, in the fogging map, as R, G, B components of an air light value of the image; acquiring a transmission map of the image by using the final map, a maximum value of the components of the air light value, and a defogging parameter; and acquiring intensity values of the channels of pixels in a defogged image by using the transmission map, the air light value, and the intensity values of the R, G, B channels of the pixels in the image.

Abstract: A method for judging delivery status of a push signal includes: receiving packets flowing in a specific session between a transmission source and transmission destination at an arbitrary point on a route of the specific session, and storing the received packets into a storage device, wherein the packets include voice packets and non-voice packets representing the push signal; judging based on sequence numbers included in the received packets stored in the storage device, whether or not packet loss has occurred in the specific session; and upon detecting that the packet loss has occurred, judging, according to status of the packet loss and predetermined characteristic of the non-voice packets, whether or not loss of the push signal has occurred.

Abstract: A detailed data storage apparatus creates, when a detailed data database that stores therein detailed data relatint to each stage of a process executed through multiple stages receives detailed data relating to a predetermined stage, forecast detailed data indicating contents predicted for a stage next to a predetermined stage and subsequent stages from the detailed data, and stores the forecast detailed data in the detailed data database. The apparatus includes an order holding unit that orders and holds the multiple stages; a determining unit that determines whether there is a stage immediately previous to the predetermined stage; and an offset detailed-data creating unit that creates offset detailed data including a content for offsetting the forecast detailed data created at the immediately previous stage when the determining unit determines that there is the immediately previous stage, so as to store the offset detailed data in the detailed data database.

Abstract: When a plurality of images are to be overlapped and synthesized, coincidence degrees between the plurality of images in an area near the boundary of a common area are calculated, and the plurality of images are overlapped and synthesized so that an area near the boundary having a high coincidence degree appears on the overlapped image. Thereby, it is possible to avoid the duplexing of the subject in the common area and unnatural ruptures on the boundary made by the overlapping while reducing the number of processes for the synthesizing.

Abstract: An electric circuit includes a delayed clock generation circuit to which a first clock is supplied and which is configured to generate a first delayed clock and a second delayed clock, the first delayed clock being the first clock delayed by a first delay amount, and the second delayed clock being the first clock delayed by a second delay amount different from the first delay amount, an OR gate configured to receive the first clock, the first delayed clock, and the second delayed clock as inputs and to output a second clock, and a scan circuit to which the second clock is supplied.

Abstract: An antenna receives a radio wave transmitted from a GPS satellite. A wireless processing unit extracts positioning information from a signal of the radio wave received by the antenna. The positioning unit performs positioning on the basis of the positioning information extracted by the wireless processing unit. A transformer circuit includes a switching element and transforms supplied power to a predetermined voltage. A switching unit switches the transformer circuit to a stop state during an extraction period in which the positioning information is extracted by the wireless processing unit.

Abstract: A semiconductor device includes a circuit substrate, a first semiconductor chip disposed on the circuit substrate, a plurality of first spacers disposed on the first semiconductor chip, a second semiconductor chip which includes a first adhesive agent layer on a lower face thereof and is disposed on upper portions of the plurality of spacers, a wire which connects the circuit substrate to the first semiconductor chip, and a first sealing material which seals a gap between the first semiconductor chip and the first adhesive agent layer, wherein each height of the plurality of the first spacers is greater than height of the wire relative to an upper face of the first semiconductor chip.

Abstract: A storage controller selecting system includes a time information storage unit, a receiver, and a processor. The time information storage unit is configured to store internal processing time information for each of a plurality of storage controllers. The internal processing time information for each individual storage controller relates to an internal processing time taken for processing performed within the individual storage controller in response to an access request to a logical volume. The receiver is configured to receive a creation request for requesting creation of a new logical volume. The processor is configured to select a certain storage controller from among the plurality of storage controllers according to the internal processing time information, and to cause the certain storage controller to create the new logical volume.

Abstract: A process includes selecting a node associated with an extracted node and a node associated with the node accepted by an acceptance unit accepting a node from nodes included in a node link obtained from text relating to a specific matter, accepting a first item in which a registered content of an analysis target is registered, from items in a table relating to the specific matter, accepting the registered content of the analysis target, a second item for use in calculating degrees of association between registered contents in the first item in the table and nodes; calculating the degrees of association between each of the registered content in the first item in the table and the nodes selected, according to a registered content in the second item in the table; and extracting a node associated with the analysis target from the selected nodes, according to the calculated degrees of association.

Abstract: A device that uses homomorphic encryption is disclosed. The device obtains a first encrypted polynomial, a second encrypted polynomial, a first encrypted weight, and a second encrypted weight by respectively encrypting a first polynomial, a second polynomial, a first weight, and a second weight by using a homomorphic encryption scheme, and obtains an encrypted secure distance corresponding to encryption of a secure distance.

Abstract: A semiconductor apparatus includes a phase detecting unit that continuously detects a first delay amount during a read operation, based on a phase difference between an external clock signal and an internal clock signal; a generating unit that generates a second control signal by delaying a first control signal by a second delay amount that when added to the first delay amount, the sum is a specific time period, a valid time period of the first control signal starts when the read operation starts and is at least to equal a read time for one data signal and less than the specific time period that is from the start of the read operation until output of a received data signal; and a delay control unit that delays the data signal by the first delay amount detected at a start of a valid time period of the generated second control signal.

Abstract: A method of automatically ranking and recommending open education materials includes receiving a query. The method also includes calculating a content similarity measurement for each of multiple learning materials based on the query. The method also includes extracting multiple learning-specific features from the learning materials. The method also includes calculating one or more additional measurements for each of the learning materials based on the extracted learning-specific features. The one or more additional measurements are different than the content similarity measurement. The method also includes ranking each of the plurality of learning materials based on both the content similarity measurement and the one or more additional measurements.

Abstract: A computer executes a process including dividing a data set into a plurality of data sets, determining hash functions for the data sets, producing hash coefficient value information for specifying the hash functions and correspondence information between the hash coefficient values and the data sets, and producing hash information for the data sets. In the hash function determination, a hash value is calculated using a candidate hash function based on keys of the data of the data set, and the candidate hash function is determined as the hash function of the data set with regard to which it is decided that all data can be stored into a first address based on the hash value or a second address contiguous to the first address. In the hash information production, the hash information for the data set is produced by storing the data and keys into the first or second address.

Abstract: An apparatus serves as a node connected to a communication network in which multiple paths are provisioned by using a plurality of transfer apparatuses each configured to perform snooping on a transferred message. When participating in a multicast group, the apparatus selects, from among the plurality of transfer apparatuses, at least one first transfer apparatus each including a plurality of first ports configured to receive a first message addressed to nodes belonging to the multicast group. Then, the apparatus acquires a plurality of transfer paths via which the first message is to be transferred, by generating, for each of the first ports provided for the at least one first transfer apparatus, a second message requesting participation in the multicast group, and transmitting the generated second message to the at least one first transfer apparatus so that the second message is transferred via the each of the first ports.