Abstract: A surface-coated cutting tool includes: a tool body formed of a tungsten carbide-based cemented carbide; a lower layer and an upper layer provided on the tool body. The lower layer is formed of a W layer. A metal carbide layer is formed directly on the W layer. A metal carbonitride layer is formed directly on the metal carbide layer. The upper layer has an alternately laminated structure of A layer and B layer. The A layer is formed of an (Al, Ti)N layer represented by (AlxTi1-x)N (where x is an atomic ratio and satisfies 0.40?x?0.70). The B layer is formed of an (Al, Ti, Cr, Si, Y)N layer represented by (Al1-a-b-c-dTiaCrbSicYd)N (where a, b, c, and d are atomic ratios and satisfy 0?a?0.40, 0.05?b?0.40, 0?c?0.20, and 0.01?d?0.10).

Abstract: A learning device includes a learning unit configured to learn a model using learning data stored in a data storage unit; a subsampling unit configured to determine whether to use the learning data corresponding to gradient information updated by an update unit based on the model, for learning of a next model after learning of one model based on a subsampling rate; first and second buffer unit configured to buffer learning data determined to be used for and data determined not to be used for learning of the next model and gradient information corresponding to the learning data, respectively, up to a volume determined in advance. The first buffer unit and the second buffer unit are configured to write the learning data and the gradient information into the data storage unit for each predetermined block when buffering the learning data and the gradient information up to the volume.

Abstract: A mask estimation apparatus for estimating mask information for specifying a mask used to extract a signal of a specific sound source from an input audio signal includes a converter which converts the input audio signal into embedded vectors of a predetermined dimension using a trained neural network model and a mask calculator which calculates the mask information by fitting the embedded vectors to a mixed Gaussian model.

Abstract: A fin manufacturing apparatus includes: a progressive pressing device that forms, by forming in a metal plate having thermal conductivity a plurality of openings for tube-insertion and a plurality of slits while leaving uncut portions, strips that each have openings along a longitudinal direction of the strip and are partially coupled to each other in a width direction; an inter-row cutting device that separates, by cutting the portions via which the strips are coupled to each other, the strips such that each strip has a width of the fin; a cutoff device that cuts the separated strips to a predetermined length; and a guiding device between the inter-row cutting device and an inter-row slit device that guides and supplies, to the inter-row cutting device, the strips that are partially coupled to each other in the width direction, are arranged in the width direction, and are conveyed in the longitudinal direction.

Abstract: A damper device including an input element and an output element; an elastic body transmitting torque between the input element and the output element; and a rotary inertia mass damper having a mass body. The rotary inertia mass damper includes a sun gear, a carrier rotatably supporting pinion gears, and a ring gear that meshes with the pinion gears and serving as the mass body. A pair of washers is located on both sides of each pinion gear axially. The ring gear includes an annulus gear having internal teeth meshing with the pinion gears and a weight body fixed to the annulus gear such that the weight body is in contact with a side surface of the annulus gear. An inner circumferential surface of the weight body is supported in a radial direction by a tip of the pinion gear or an outer circumferential surface of the washer.

Abstract: A damper device includes rotating elements including an input element and an output element, first elastic bodies that each transmit torque between the input element and the output element, a plurality of second elastic bodies that act in parallel with the plurality of first elastic bodies when torque transmitted between the input element and the output element is greater than or equal to a predetermined value, and a rotary inertia mass damper. The rotary inertia mass damper includes a sun gear, a carrier that rotatably supports a plurality of pinion gears, and a ring gear that meshes with the plurality of pinion gears and that serves as a mass body. The plurality of second elastic bodies are located at a different position than the plurality of first elastic bodies in a radial direction of the rotating elements and are circumferentially aligned with the plurality of pinion gears.

Abstract: A method of producing a decellularized transplantation material, wherein the method includes the steps of (a) harvesting a branch-bearing blood vessel from a vertebrate animal (a donor); (b) decellularizing the blood vessel; and (c) adhering, by a protein denaturation treatment, a portion where a branch has been excised to close the vessel. Also, a graft composition consisting of a biocompatible material that contains the decellularized transplantation material.

Abstract: A robot system includes a slave unit including a slave-side force detector configured to detect a direction and a magnitude of a reaction force acting on a workpiece held by a work end of a slave arm, a master unit including a master-side force detector configured to detect a direction and a magnitude of an operating force applied by an operator to an operation end of a master arm, and a system controller configured to generate a slave operational command and a master operational command based on the operating force and the reaction force. The system controller includes a regulator configured to correct a moving direction of the work end so that the movement of the work end in a pressing direction of an object is regulated when the reaction force exceeds an acceptable value set beforehand.

Abstract: A robot system includes a manipulating force detector configured to detect a manipulating force given to an operation end by an operator, a reaction-force detector configured to detect a reaction force given to a work end or a workpiece held by the work end, a system controller configured to generate an operating command of a master arm and generate an operating command of a slave arm based on the manipulating force and the reaction force, a master-side control part configured to control the master arm, and a slave-side control part configured to control the slave arm. The system controller has an exaggerated expresser configured to exaggeratedly present an operating feel to the operator who operates the operation end in a reaction-force sudden change state that is a state in which the reaction force changes rapidly with time.

Abstract: A remote control robot system includes a slave arm configured to perform a given work, a master arm having a motor configured to drive a joint, and configured to receive from an operator an operation to manipulate the slave arm, an instruction generating module configured to generate an instruction to apply to the master arm an imaginary external force in a given direction that is independent from a force received by the slave arm from the exterior, and a motor controller configured to supply, to the motor, drive current corresponding to the instruction sent from the instruction generating module.

Abstract: A cluster weight calculator calculates weights corresponding to respective clusters in a mask calculation NN with at least one of the layers divided into the clusters, based on the signals of speech of a target speaker using a cluster weight calculation NN. A mask calculator calculates a mask for extracting features of speech of the target speaker from features in observed speech signals of one or more speakers based on the features in the observation signals of the speech of the one or more speakers using the mask calculator NN weighted by the weights calculated by the cluster weight calculator.

Abstract: A joined body includes: a thin plate including through holes; a first member including a proximal portion having a portion contacting the thin plate, and a protruding portion that protrudes in relation to a contact surface of the proximal portion and is inserted through the through hole; and a second member arranged oppositely to the proximal portion via the thin plate and made of a material that is same as that of the first member. The thin plate is made of a material having a specific gravity smaller than that of the material forming the first and the second members. The second member and an end portion of the protruding portion are connected to each other, by a part of the second member and a part of the end portion being melt-solidified, the end portion being at a side opposite to a side connected to the proximal portion.

Abstract: A data-oriented feedback controller disclosed herein allows the user to wear or use a device under control comfortably, and includes: a device under control for determining a controlled variable ?(t) with respect to a human being in accordance with an input manipulated variable u(t); a primary controller for determining the manipulated variable u(t) based on an input difference v(t) between an estimated target value w(t) and the controlled variable ?(t); a psychological evaluator for detecting biometric information bio(t) about the human being corresponding to the controlled variable ?(t), evaluating the human being's psychology based on the biometric information bio(t), and determining a psychological output value y(t) representing the psychology; and a secondary controller for receiving a difference ?(t) between a target value r(t) of the human being's psychology and the psychological output value y(t) and determining the estimated target value w(t) based on the difference ?(t).

Abstract: The cooking control device is installed on a moving object and is configured to communicably connect to a plurality of content display devices and one or more cooking apparatuses, each of the content display devices configured to playback content on a screen. The cooking control device comprises a processor and a transmitter. The processor receives content playback information for the plurality of content display devices respectively, determines one or more of the plurality of content display devices that finish playback of content within a given time based on the content playback information, and produces a preparation/cooking instruction for the one or more cooking apparatuses according to a number of the one or more of the plurality of content display devices. The transmitter transmits the preparation/cooking instruction to the one or more cooking apparatuses.

Abstract: A radiant heater device includes: a heater main body having a heating portion that generates heat by being supplied with electric power to radiate radiation heat due to the heat supplied from the heating portion; an output control unit that controls an output of the heating portion; and a maximum output determination unit that determines an upper limit of the output of the heating portion depending on a heat load around the heater main body. The output control unit controls the output of the heating portion depending on the heat load not to exceed the upper limit of the output determined by the maximum output determination unit.

Abstract: A lift cylinder is attached to a center part of a vehicle body in a vehicle width direction. The lift cylinder causes a work implement to move up and down. A supporting member is attached to the center part of the vehicle body in the vehicle width direction and extends upward from the vehicle body. An imaging device is supported by the supporting member and captures images of a region in front of the vehicle body. A penetrating part is formed in the supporting member. The lift cylinder is disposed through the penetrating part.

Abstract: A separator for fuel cell includes a corrugated portion formed to have a corrugated cross section where a first groove that is concave to a first surface to form a flow path for a first fluid on the first surface and a second groove that is concave to a second surface opposite to the first surface to form a flow path for a second fluid on the second surface are arranged alternately and repeatedly. Each of the second grooves has at least one shallower groove section formed to have a less depth from the second surface than depth of a remaining groove section and provided to form a communication flow channel on the first surface side, which is arranged to communicate between two flow path spaces for the first fluid that are adjacent to each other across the shallower groove section.

Abstract: A damper device includes first inner springs configured to transmit a torque between a drive member and an intermediate member, second inner springs configured to transmit a torque between the intermediate member and a driven member, and a rotary inertia mass damper including a sun gear serving as a mass body rotating with relative rotation of the drive member to the driven member. The rotary inertia mass damper is provided in parallel to a torque transmission path including the intermediate member, the first inner springs and the second inner springs. A damping ratio ? of the intermediate member determined based on a moment of inertia J2 of the intermediate member and rigidities k1 and k2 of the first and the second inner springs and is less than a value.

Abstract: A conductor arrangement structure for a wireless power supply system which is equipped with a ground-side device (3) that is installed on a ground side and has a power-feeding coil (L1) and a vehicle-side device (2) that is installed on a vehicle (1) and has a power-receiving coil (L2) and in which electric power is supplied from the ground-side device (3) to the vehicle-side device (2) without contact, wherein grounding wires (23) are arranged between the power-feeding coil (L1) and the power-receiving coil (L2) so as to extend over a high-potential portion and a low-potential portion of an electric field that is generated when the power-feeding coil (L1) is excited.