Abstract: According to a technical aspect of the invention, there is provided a multiple unmanned aerial vehicles navigation optimization method is performed at a ground base station which operates in conjunction with unmanned aerial vehicles-base stations which are driven by a battery to move and cover a given trajectory point set, the multiple unmanned aerial vehicles navigation optimization method including: calculating an age-of-information metric by receiving an information update from the unmanned aerial vehicles-base stations through communication, when the ground base station is present within a transmission range of the unmanned aerial vehicles-base stations; setting conditions of a trajectory, energy efficiency, and age of information of each of the unmanned aerial vehicles-base stations; and executing Q-learning for finding a trajectory path policy of each of the unmanned aerial vehicles-base stations, so as to maximize total energy efficiency of an unmanned aerial vehicles-base station relay network to whic

Abstract: The present disclosure relates to a maritime communication system based on low earth orbit satellites and an unmanned aerial vehicle. The maritime communication system according to one embodiment may include one or more maritime users, one or more satellites connected to a network operator, and an unmanned aerial vehicle (UAV) for relaying communication between the maritime users and the satellites.

Abstract: An operation method of an interior layout device according to an embodiment of the present invention comprises the steps of: obtaining interior layout information and indoor structure information of a user; obtaining an indoor plan view graph from the indoor structure information and the interior layout information; processing a space usage rate analysis using the indoor plan view graph; generating an analysis interface in which color information is mapped to the indoor plan view graph according to the space usage rate analysis; and outputting the analysis interface.

Abstract: An operation method for an interior layout apparatus, according to an embodiment of the present invention, comprises the steps of: acquiring indoor structure information of a user; generating interior layout automation information including a space layout and interior layout design determined in correspondence to the indoor structure information, according to processing of the analysis of style information corresponding to the user; and outputting the interior layout automation information.

Abstract: A method for operating an interior layout device, according to an embodiment of the present invention, comprises the steps of: acquiring indoor structure information and interior layout information; identifying, on the basis of rendering information of the indoor structure information and interior layout information, at least one piece of exposed object information exposed within the field of view of a user; determining, according to user recognition and comparison processing, arrangement information about interfacing points indicating the at least one piece of exposed object information; and outputting the interfacing points together with the rendering information.

Abstract: The invention relates to a UAV arrangement device based on machine learning for maximizing communication throughput, the UAV arrangement device including: a communication module unit that receives location information and communication demand information of a user and transmits UAV arrangement information; a user information unit that stores and analyzes the location information and the communication demand information of the user; a UAV information unit that stores basic UAV information including UAV communication throughput; and a clustering algorithm modeling unit that calculates a location at which communication throughput is maximized, with a clustering algorithm based on the location information and the communication demand information of the user.

Abstract: The present disclosure relates to a technical idea for managing radio and computing resources in coexistence edge computing. A method of allocating radio and computing resources in coexistence edge computing according to one embodiment may include a step of formulating a resource allocation problem for two different entities with conflicting relationships in minimizing latency as a generalized Nash equilibrium problem (GNEP), a step of converting the formulated GNEP into a Nash equilibrium problem (NEP), and a step of allocating resources on a penalty basis for the converted NEP.

Abstract: The present disclosure relates to a skin whitening cosmetic composition comprising Lactobacillus rhamnosus LM1011 having immunostimulating activity, and more particularly provides a skin whitening cosmetic composition comprising Lactobacillus rhamnosus LM1011, which reduces melanin production by regulating tyrosinase activity, as an active ingredient.

Abstract: Provided is a method for manufacturing a stent, including: coating a coating material on a stent; and drying the stent at a temperature in the range of from 40° C. to 150° C., and the coating and the drying are simultaneously performed.

Abstract: Provided are an energy management method in a self-powered network, and an energy management apparatus and an energy management system to perform the method. The energy management system includes a first energy management unit and at least one second energy management unit configured to be communicable with the first energy management unit. Here, the at least one second energy management unit may acquire observation data using collected data and may transmit the acquired observation data to the first energy management unit, the first energy management unit may acquire a global neural network parameter by performing learning based on the observation data and may transfer the neural network parameter to the second energy management unit, and the at least one second energy management unit may determine an energy dispatch by performing learning using the neural network parameter and the collected data.

Abstract: Provided is an evolving symptom-disease prediction system for a smart healthcare decision support system according to the present disclosure. The symptom-disease prediction system may include a client configured to transmit data related to symptom information; and a server configured to detect and predict a disease based on the data related to the symptom information. The server may include a processor configured to, when a disease predicted based on a machine learning model is determined as an existing predicted disease and a new disease, update the machine learning model by aggregating the machine learning model with other models through a model aggregation process shared with other medical institutions.

Abstract: Provided is a thin glass-laminated printed steel sheet comprising: a printed steel sheet including a metal sheet and a printed layer on which a design or a pattern having a high resolution of 300 dpi or higher is printed on a surface of the metal sheet; an adhesive layer formed by curing an ultraviolet curable adhesive solution on the printed steel sheet, having a thickness of 10 to 100 ?m, and being transparent; and a flexible thin glass attached by the adhesive layer, wherein a reference value for color density (Dmax Comparison) is higher than 1.6, as measured by a spectrophotometer.

Abstract: Disclosed is a technical idea of constructing energy-efficient communication and computation resource allocation framework for Enhanced Mobile Broadband (eMBB) and Ultra-Reliable Low-Latency Communication (URLLC) in 5G or higher networks. More particularly, the present disclosure relates to a technology of constructing social block coordinate descent (BCD)-based energy-efficient communication and computation resource allocation framework to address optimization problems related to restriction of eMBB users, reliability of URLLC traffic, and resource block allocation for eMBB user restriction.

Abstract: Provided is a method for manufacturing a stent, including: coating a coating material on a stent; and drying the stent at a temperature in the range of from 40° C. to 150° C., and the coating and the drying are simultaneously performed.

Abstract: Disclosed are an apparatus and a method for providing security and an apparatus and a method for executing security to protect a code of a shared object.

Abstract: According to a technical aspect of the invention, there is provided a multiple unmanned aerial vehicles navigation optimization method is performed at a ground base station which operates in conjunction with unmanned aerial vehicles-base stations which are driven by a battery to move and cover a given trajectory point set, the multiple unmanned aerial vehicles navigation optimization method including: calculating an age-of-information metric by receiving an information update from the unmanned aerial vehicles-base stations through communication, when the ground base station is present within a transmission range of the unmanned aerial vehicles-base stations; setting conditions of a trajectory, energy efficiency, and age of information of each of the unmanned aerial vehicles-base stations; and executing Q-learning for finding a trajectory path policy of each of the unmanned aerial vehicles-base stations, so as to maximize total energy efficiency of an unmanned aerial vehicles-base station relay network to whic

Abstract: The invention relates to a UAV arrangement device based on machine learning for maximizing communication throughput, the UAV arrangement device including: a communication module unit that receives location information and communication demand information of a user and transmits UAV arrangement information; a user information unit that stores and analyzes the location information and the communication demand information of the user; a UAV information unit that stores basic UAV information including UAV communication throughput; and a clustering algorithm modeling unit that calculates a location at which communication throughput is maximized, with a clustering algorithm based on the location information and the communication demand information of the user.

Abstract: The present disclosure relates to a maritime communication system based on low earth orbit satellites and an unmanned aerial vehicle. The maritime communication system according to one embodiment may include one or more maritime users, one or more satellites connected to a network operator, and an unmanned aerial vehicle (UAV) for relaying communication between the maritime users and the satellites.

Abstract: Disclosed is a technical idea of constructing energy-efficient communication and computation resource allocation framework for Enhanced Mobile Broadband (eMBB) and Ultra-Reliable Low-Latency Communication (URLLC) in 5G or higher networks. More particularly, the present disclosure relates to a technology of constructing social block coordinate descent (BCD)-based energy-efficient communication and computation resource allocation framework to address optimization problems related to restriction of eMBB users, reliability of URLLC traffic, and resource block allocation for eMBB user restriction.

Abstract: The present disclosure relates to a technical idea for managing radio and computing resources in coexistence edge computing. A method of allocating radio and computing resources in coexistence edge computing according to one embodiment may include a step of formulating a resource allocation problem for two different entities with conflicting relationships in minimizing latency as a generalized Nash equilibrium problem (GNEP), a step of converting the formulated GNEP into a Nash equilibrium problem (NEP), and a step of allocating resources on a penalty basis for the converted NEP.