Abstract: [Object] To provide a technology such as a piezoelectric coil having higher energy conversion efficiency. [Solving Means] A piezoelectric coil according to the present technology includes a coil-like core material and a plurality of band-like piezoelectric materials. The plurality of piezoelectric materials is helically wound around the core material so as to be alternately arranged along the core material.

Abstract: There is provided a non-transitory computer-readable medium having stored therein a training program for causing a computer to execute a process, in training a machine learning model capable of generating self-sampled data based on a probability distribution estimated for sampled data. The process includes generating the self-sampled data from the machine learning model in process of training, and training the machine learning model so that a third loss function becomes small. The third loss function includes a first loss function of unsupervised training based on the sampled data and a second loss function of supervised training based on the sampled data and the self-sampled data.

Abstract: Provided is a non-transitory computer-readable medium having stored therein a learning program for causing a computer to execute a process. The process includes a first process of generating a probability distribution model by learning a probability distribution having fewer peaks than an objective probability distribution, and a second process of generating a new probability distribution model by learning a probability distribution closer to the objective probability distribution than a learned probability distribution using a parameter of a generated probability distribution model.

Abstract: A recording medium stores a program for causing a computer to execute: acquiring an average value of values of an evaluation function obtained in a search processing by a replica circuit in which a first temperature value higher than a minimum temperature value by n is set, among replica circuits in which temperature values different from each other are set during the search processing times from the search processing; changing the first temperature value based on a comparison result between a first average value among average values acquired the times and a second average value acquired before the first average value; determining the temperature values by, while fixing a maximum temperature value and the changed first temperature value among the temperature values, changing other temperature values that include the minimum temperature value based on the maximum temperature value and the changed first temperature value; and setting the determined temperature values.

Abstract: A gas detection method according to an embodiment of the present technology includes heating a semiconductor sensor that includes an absorption layer that includes a metal oxide; measuring a resistance value of the semiconductor sensor in an air atmosphere in which there exists a reducing gas; and determining that the reducing gas includes a detection-target substance when the measured resistance value is larger than another resistance value in a first temperature range, and when the measured resistance value is smaller than the other resistance value in a second temperature range in which a temperature is higher than a temperature in the first temperature range, the other resistance value being a resistance value of the semiconductor sensor in an air atmosphere in which there exists no reducing gas.

Abstract: [Object] To provide a technology relating to a piezoelectric coil or the like capable of performing displacement sensing. [Solving Means] A piezoelectric coil with a sensor according to the present technology includes: a piezoelectric coil; and a sensor. The piezoelectric coil includes a coil-shaped core and one or more first piezoelectric members that are helical relative to the core, and is expandable and contractable in an expanding/contracting direction. The sensor detects a displacement due to expansion and contraction of the piezoelectric coil.

Abstract: A tubular molded body that can reduce restrictions on attachment to another member to be easily attached to another member. The tubular molded body 10 includes a tube main body 11 formed in a tubular shape and an attachment flange 100 formed in a flange shape to project from the tube main body 11. The attachment flange 100 includes a thin-walled hinge 130 and is rotatable by the hinge.

Abstract: A non-transitory computer-readable storage medium storing a temperature adjustment program that causes at least one computer to execute a process, the process includes acquiring an average value of values of an evaluation function obtained in search processing of a solution to an optimization problem by a replica circuit to which a minimum temperature value is set among a plurality of replica circuits a plurality of times during the search processing by a replica exchange method by using the plurality of replica circuits corresponding to a plurality of replicas of the evaluation function based on an Ising model obtained by converting the optimization problem; changing the minimum temperature value based on a comparison result between a first average value among the average values acquired the plurality of times and a second average value acquired before the first average value; and setting the minimum temperature value after the change.

Abstract: [Object] To provide a gas detection method, an information processing apparatus, a method of diagnosing a plant, and a plant diagnosing apparatus that are capable of easily identifying a specific gas species. [Solving Means] A gas detection method according to an embodiment of the present technology includes: heating a semiconductor sensor that includes an adsorption layer formed of a metal oxide; measuring a resistance value of the semiconductor sensor in an air atmosphere in which a reducing gas is present; and determining, where the measured resistance value is high in a first temperature range and low in a second temperature range higher than the first temperature range with reference to the resistance value of the semiconductor sensor in an air atmosphere in which the reducing gas is not present, that the reducing gas contains a hydrocarbon substance emitted from a plant or an animal.

Abstract: A storage medium storing a data processing program that causes at least one computer to execute a process, the process includes for each of a plurality of replica circuits, acquiring a Hamming distance of each of the plurality of replica circuits from a first state at a start of a certain period to a second state changed most, in searching for a solution of an optimization problem; acquiring a minimum value among distances in the certain period in each of the plurality of replica circuits; changing a magnitude of a minimum temperature value among a plurality of temperature values set in each of the plurality of replica circuits based on a comparison between the minimum value and a first threshold; setting the changed minimum temperature value in each of the plurality of replica circuits; and causing the plurality of replica circuits to search for a solution of the optimization problem.

Abstract: [Object] To provide a technology such as a piezoelectric coil having higher energy conversion efficiency. [Solving Means] A piezoelectric coil according to the present technology includes a coil-like core material and a plurality of band-like piezoelectric materials. The plurality of piezoelectric materials is helically wound around the core material so as to be alternately arranged along the core material.

Abstract: The present invention provides an amide acid oligomer which has specific composition and which is capable of providing a cured product having excellent physical properties, in particular, an excellent glass transition temperature, etc.

Abstract: The present invention provides an amide acid oligomer which has specific composition and which is capable of providing a cured product having excellent physical properties, in particular, an excellent glass transition temperature, etc.

Abstract: A gas detection method according to an embodiment of the present technology includes heating a semiconductor sensor that includes an absorption layer that includes a metal oxide; measuring a resistance value of the semiconductor sensor in an air atmosphere in which there exists a reducing gas; and determining that the reducing gas includes a detection-target substance when the measured resistance value is larger than another resistance value in a first temperature range, and when the measured resistance value is smaller than the other resistance value in a second temperature range in which a temperature is higher than a temperature in the first temperature range, the other resistance value being a resistance value of the semiconductor sensor in an air atmosphere in which there exists no reducing gas.

Abstract: A data processing apparatus that searches for a combination of values of a plurality of state variables by which a value of an Ising-type evaluation function including the plurality of state variables and a weight value, and that includes a memory and a processor. The memory stores group information indicating to which of a plurality of groups obtained by grouping the plurality of state variables each of the plurality of state variables belongs. The processor determines whether to allow a change in a value of each of a plurality of first state variables based on a comparison result between a predetermined value and a change amount of a value of the evaluation function, and change, when a change in values of a plurality of second state variables is allowed, values of the plurality of second state variables.

Abstract: An object of the present invention is to reduce or eliminate a defect (e.g., a void) by achieving (i) a semipreg and a prepreg each of which allows a reduction in residual volatile component and (ii) methods for producing the semipreg and the prepreg, respectively, and consequently to achieve (iii) a fiber-reinforced composite material which has high heat resistance and superior mechanical strength and a (iv) a method for producing the fiber-reinforced composite material. The present invention attains the above object by providing, for example, a semipreg containing: powders of an imide oligomer; and reinforcement fibers, the imide oligomer being represented by a specific general formula (1).

Abstract: Provided is a camera shake correction device including a first yoke plate, a second yoke plate that is opposed to the first yoke plate, a slider located between the first yoke plate and the second yoke plate, and slidable while supporting an image sensor, a magnet supported by the first yoke plate and configured to form a magnet circuit between the magnet and the second yoke plate, a driving coil fixed to the slider and configured to generate a driving force that slides the slider, a non-magnetic sheet provided between the magnet and the slider, and a magnetic fluid provided between the magnet and the non-magnetic sheet.

Abstract: In order to provide an imide oligomer or the like which can give a cured product exhibiting excellent thermal oxidative stability, an imide oligomer is obtained by reacting together an aromatic tetracarboxylic acid component, an aromatic diamine component, and a terminal capping agent. The imide oligomer contains, in a specified proportion: a compound containing a phenylethynyl group; and a compound containing no carbon-carbon unsaturated bond capable of an addition reaction. One or each of the aromatic tetracarboxylic acid component and the aromatic diamine component contains a component having an asymmetrical and non-planar structure.

Abstract: A tubular molded body that can reduce restrictions on attachment to another member to be easily attached to another member. The tubular molded body 10 includes a tube main body 11 formed in a tubular shape and an attachment flange 100 formed in a flange shape to project from the tube main body 11. The attachment flange 100 includes a thin-walled hinge 130 and is rotatable by the hinge.

Abstract: A composite material includes a base resin, a heat dissipation filler that is mixed into the base resin, hollow particles that are mixed into the base resin, hollow particles that are mixed into the base resin, and bubbles that are formed in the base resin.