Abstract: A method and an apparatus for exclusive reinforcement learning are provided, comprising: collecting information of states of an environment through the communication interface and performing a statistical analysis on the states using the collected information; determining a first state value of a first state among the states in a training phase and a second state value of a second state among the states in an inference phase based on analysis results of the statistical analysis; performing reinforcement learning by using one reinforcement learning unit of a plurality of reinforcement learning unit which performs reinforcement learnings from different perspectives according to the first state value; and selecting one of actions determined by the plurality of reinforcement learning unit based on the second state value and applying selected action to the environment.

Abstract: The present invention relates to a gas collection device and is directed to a gas collection device for collecting a gas which is generated while microorganisms are cultured in a super absorbent polymer product. The gas collection device may comprise a constant temperature chamber having an interior that is configured to be maintained at a set temperature; a culture flask unit located inside the constant temperature chamber and configured to culture a bacteria therein; an adsorption unit located outside the constant temperature chamber and configured to receive a gas inside the culture flask unit; a pump unit connected to a rear end of the adsorption unit and configured to suck the gas inside the culture flask unit into the adsorption unit; and a mass flow controller located outside the constant temperature chamber and configured to control a flow rate of the gas sucked into the adsorption unit.

Abstract: Air compressor for a vehicle having improved internal cooling efficiency by ensuring a circulation flow of compressed air for internal cooling and allowing the compressed air to sufficiently flow. The air compressor comprises: a housing with a compression unit for introducing and compressing air from outside; a motor unit which includes a rotor and a stator, and drives the compression unit to rotate according to the rotation of the rotor; a bearing unit supporting the rotor to be rotatable; a cooling circulation flow path formed inside the housing for moving, in an axial direction, some of the air compressed in the compression unit and circulating the air to the compression unit; and a bypass flow path which receives some of the air passing through the cooling circulation flow path and bypasses a partial region of the bearing unit to join the cooling circulation flow path.

Abstract: Provided is a method of providing content in a metaverse environment, the method including: providing, by a content providing apparatus, content to a user of a metaverse; acquiring, by the content providing apparatus, user responsiveness information of the user corresponding to the content; acquiring, by the content providing apparatus, a user responsiveness based on the user responsiveness information using a multimodal artificial intelligence model; and providing, by the content providing apparatus, modified content based on the user responsiveness to the metaverse environment.

Abstract: According to an embodiment, an aerosol generating device includes a reservoir storing an aerosol generating material, a vibrator generating ultrasonic vibration to atomize the aerosol generating material into an aerosol, a drive circuit applying an alternating current (AC) voltage to the vibrator, a feedback circuit outputting a voltage proportional to a current supplied to the drive circuit, and a processor controlling a pulse width modulation (PWM) signal applied to the drive circuit, such that a value corresponding to the voltage is in a preset range defined by a first upper limit and a first lower limit.

Abstract: A method of manufacturing a binder-free electrode includes hydrothermally synthesizing a transition metal oxide-based active material on a 3D porous substrate; and using electrothermal waves on the substrate on which the transition metal oxide-based active material is hydrothermally synthesized. Consequently, a transition metal oxide/conductive substrate composite can be synthesized within a few seconds.

Abstract: Disclosed herein are a microorganism with excellent deacetoxycephalosporin C (DAOC) productivity and a use thereof. A mutant microorganism with improved DAOC productivity and a use thereof for producing 7-aminodeacetoxycephalosporanic acid (7-ADCA) are provided.

Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a negative-electrode film additive, which is silver p-toluenesulfonate.

Abstract: Disclosed herein is a method for generating a virtual concert environment in a metaverse. The method may include collecting data related to a virtual concert, generating a multi-feature layer map for reflecting features of respective elements constituting a virtual concert environment based on the data and generating a virtual concert environment based on the multi-feature layer map, and aligning and matching an object in the virtual concert environment based on virtual space coordinates of a metaverse space.

Abstract: A vaporizer includes a liquid storage for storing an aerosol generating material, an upper cap having a liquid inlet through which the aerosol generating material is introduced, a lower cap coupled to the upper cap to form an aerosol generating space together with the upper cap, a liquid delivery element that is arranged in the aerosol generating space and absorbs the aerosol generating material delivered from the liquid storage, and a heating element that generates an aerosol by heating the aerosol generating material absorbed by the liquid delivery element, wherein the lower cap may include a support groove for supporting at least part of the liquid delivery element and inner walls facing both ends of the liquid delivery element.

Abstract: The present disclosure relates to a cleaning agent composition for a substrate for a semiconductor device and a method for cleaning a substrate for a semiconductor device using the same. The cleaning agent composition contains a silicon-based compound represented by Formula 1 and an aprotic organic solvent with a dielectric constant of 10 or less, which can form a surface protective film capable of preventing collapse of the pattern even in a wet cleaning process of fine patterns with high aspect ratios, thereby providing a method for manufacturing a semiconductor device with an improved semiconductor manufacturing yield.

Abstract: A display device of a tiled display includes a first substrate including an opening hole, a laser absorption layer disposed on the first substrate, including amorphous silicon, and multiple first contact holes, a first barrier insulating layer disposed on the laser absorption layer and including multiple second contact holes overlapping the first contact holes, multiple pad portions disposed on the first barrier insulating layer and partially disposed in the second contact holes, a second barrier insulating layer disposed on the first barrier insulating layer and the pad portions, a display layer disposed on the second barrier insulating layer, and a flexible film disposed under the first substrate, inserted into the opening hole, and electrically connected to the pad portions. A portion of the first barrier insulating layer is disposed in each of the first contact holes. The pad portions are electrically insulated from the laser absorption layer.

Abstract: According to an embodiment, an aerosol generating device includes: a battery configured to supply a battery voltage having a first voltage value; a first boost circuit configured to boost the battery voltage to a first boost voltage having a second voltage value greater than the first voltage value; a second boost circuit configured to boost the first boost voltage to a second boost voltage having, as a peak-to-peak voltage value, a third voltage value greater than the second voltage value; a vibrator configured to generate ultrasonic vibration according to the second boost voltage and atomize an aerosol generating material; and a processor configured to control the battery, the first boost circuit, and the second boost circuit.

Abstract: A display device includes a substrate including an opening hole, a first barrier insulating layer on the substrate, a plurality of first pad portions on the first barrier insulating layer and in a first contact hole partially penetrating the first barrier insulating layer, a second barrier insulating layer on the first barrier insulating layer and the plurality of first pad portions, a plurality of second pad portions on the second barrier insulating layer and in a second contact hole partially penetrating the first barrier insulating layer and the second barrier insulating layer, a third barrier insulating layer on the second barrier insulating layer and the plurality of second pad portions, a display layer on the third barrier insulating layer, and a flexible film under the substrate, and inserted into the opening hole to be electrically connected to the plurality of first and second pad portions.

Abstract: An embodiment multi-way coolant valve includes an outer housing including first to third outer inlets, first to third outer outlets, and a pump mount portion coupled to one of the outer outlets, an inner housing rotatably provided within the outer housing and including penetration holes corresponding to the outer inlets and outlets, a coolant line defined by a selective connection of the penetration holes such that the outer inlets and outlets are selectively connected, pads interposed between an interior circumference of the outer housing and an exterior circumference of the inner housing at locations of the outer inlets and outlets, respectively, and a driving device connected to a rotation center of the inner housing to selectively rotate the inner housing within the outer housing, wherein the inner housing is configured to rotate by a preset interval according to a selected vehicle mode.

Abstract: A display apparatus including a display and a supporter. The supporter being mounted on the display and configured to support the display and rotate the display module between a first position and a second position. The supporter including a drive motor, a first gear, and a detection sensor. The drive motor configured to supply a driving force to rotate the display. The first gear configured to rotate together with the display by receiving the driving force from the drive motor. The detection sensor configured to detect a rotation amount of a second gear configured to rotate in with the first gear.

Abstract: A storage device with improved security performance is provided. The storage device comprises a first non-volatile memory storing a firmware image, a second non-volatile memory storing an emergency image, and a storage controller controlling the first and second non-volatile memories, wherein the storage controller checks an integrity of the firmware image received from the first non-volatile memory, loads and executes the emergency image from the second non-volatile memory when the integrity check of the firmware image fails, receives a recover image from an external device based on the emergency image, and provides the recover image to the first non-volatile memory.

Abstract: Disclosed are a project management system having a capture review transmission function for implementing an effective online review system and a method thereof. According to an embodiment of the inventive concept, a project management system is project management system for managing a project for producing content including a plurality of pieces of sub-content by division of labor and collaboration of a plurality of task managers and includes a project management unit that communicates with terminals of the plurality of task managers to manage the project. The project management unit includes a capture review processing unit that generates capture review data for sub-content worked by a task manager and transmits the capture review data to a terminal of the task manager.

Abstract: The present invention relates to a composition including decursinol as an active ingredient for preventing or treating angina, arteriosclerosis, cerebral infarction, and hypertension. Poorly soluble decursinol was found to improve angina, arteriosclerosis, cerebral infarction, prostate hypertrophy, and diabetic hypertension by inhibiting the overgrowth of vascular endothelial cells, and is expected to be usable in the development of a composition for preventing or treating angina, arteriosclerosis, cerebral infarction, prostate hypertrophy, and diabetic hypertension.

Abstract: A semiconductor device includes a substrate with a conductive pattern. A semiconductor die is electrically connected to the substrate and both the semiconductor die and the substrate are at least partially covered by a package body. In some examples, through-mold vias are formed in the package body to provide electrical signal paths from an exterior surface thereof to the conductive pattern of the substrate. In some examples, through-mold vias are included in the package body to provide electrical signal paths between the semiconductor die and an exterior surface of the package body. In some examples, an interposer is electrically connected to the through-mold vias and may be covered by the package body and/or disposed in spaced relation thereto. In some examples, the interposer may not be electrically connected to the through-mold vias but may have one or more semiconductor dies of the semiconductor device electrically connected thereto.