Abstract: A herd behavior pattern analysis apparatus of video-based herd objects includes a data transmission/reception module; a memory that stores a herd pattern analysis program of the video-based herd objects; and a processor that executes the program stored in the memory, in which the program performs video pre-processing to detect an edge image of the herd object based on an input video captured through at least one camera allocated to a space where the herd objects are accommodated, and inputs the edge image into a herd pattern analysis model to detect pattern information of the herd object and to determine whether the herd object is normal based on the pattern information, and the herd pattern analysis model is a model learned using learning data including the edge image of each herd object, and outputs pattern information of the herd object based on the input video.

Abstract: An apparatus for controlling a flow rate of water based on an oxygen consumption of a farming target fish is disclosed. The apparatus can include a water temperature meter for measuring a water temperature of an aquaculture tank containing the farming target fish, an automatic feeder for supplying a fish feed to the aquaculture tank, a first oxygen concentration meter for measuring an oxygen concentration in water supplied to the aquaculture tank, a second oxygen concentration meter for measuring an oxygen concentration in water discharged from the aquaculture tank, an oxygen consumption calculator configured to calculate an oxygen consumption of the farming target fish, a water flow rate calculator configured to calculate a flow rate of water to be supplied to the aquaculture tank, and a water supply configured to supply the water to the aquaculture tank.

Abstract: An arithmetic device includes a multiplying-accumulating (MAC) operator and an activation function (AF) circuit. The MAC operator performs a MAC arithmetic operation for weight data and vector data to generate an arithmetic result signal. The AF circuit stores a look-up table for an activation function, adjusts a number of logic level combinations of an input distribution signal that correspond to each logic level combination of the output distribution signal, among a plurality of logic level combinations of the output distribution signal, based on an input range of the activation function. The AF circuit selects and outputs the output distribution signal that corresponds to the input distribution signal based on the look-up table. The input range of the activation function is based on a relative number of errors that occur.

Abstract: A fingerprint recognition device is provided. The fingerprint recognition device includes an image acquisition module acquiring a fingerprint image including an input fingerprint, a preprocessing module generating a preprocessed image by preprocessing the fingerprint image, a minutiae extraction module extracting coordinates of each of minutiae and orientation points of the input fingerprint from the preprocessed image and a fake detection module receiving regions-of-interest (ROIs), including the coordinates of each of the minutiae or orientation points of the input fingerprint, and determining whether the input fingerprint is a fake by performing learning using the received ROIs.

Abstract: The present disclosure relates to a method and system therefor for providing a community service, such as a messenger, an SNS, and a metaverse in a virtual reality space where a physical range is defined by a Bluetooth beacon and, specifically, to the method and system for providing the service to allow a user terminal having received this, based on a range which this packet may reach, to use the community service through a wide area network within a variable yet clearly bounded physical space (Higgsverse), allowing the beacon to broadcast an arbitrary packet by utilizing a Bluetooth network. This makes it possible to physically interact with actual objects that exist within a space in which one currently exists.

Abstract: Provided is an insulation sheet for a chip on film. An insulation sheet for a chip on film according to one embodiment of the present invention is provided on the opposite surface of a printed circuit film from the surface on which a display driver IC (DDI) is mounted, and is for preventing heat generated from the display driver IC from being transferred in a direction perpendicular to the opposite surface. Accordingly, the insulation sheet for a chip on film is advantageous for lowering the temperature of the display driver IC while minimizing the transfer of received heat toward a display device housing. Moreover, due to the excellent flexibility of the insulation sheet, peeling can be prevented even when the insulation sheet is attached to a printed circuit film that is curved.

Abstract: Disclosed is a thermoplastic resin composition, a method of preparing the same, and a molded article including the same, including a thermoplastic resin composition including 100 parts by weight of a base resin (A) including a vinyl cyanide compound-conjugated diene compound-aromatic vinyl compound graft copolymer (A-1) and an aromatic vinyl compound-vinyl cyanide compound copolymer (A-2); 0.1 to 32 parts by weight of a polymer (B) having a weight average molecular weight of greater than 500,000 g/mol and containing an unshared electron pair; 0.1 to 5 parts by weight of an inorganic antibacterial agent (C) including one or more carriers selected from the group consisting of phosphate glass, silica gel, calcium phosphate, and zirconium sodium phosphate; and 0.2 to 10 parts by weight of zinc oxide (D) having a BET surface area of 28 m2/g or more, a method of preparing the thermoplastic resin composition, and a molded article including the thermoplastic resin composition.

Abstract: A method and system for selecting an information provider to a user query. An information provider selection method may include verifying LLM results created based on a large language model (LLM) from a prompt of a user; and reflecting correlation between content of each of a plurality of information providers and the LLM results and then selecting from among the plurality of information providers, at least one information provider to provide an instance of content for the prompt of the user.

Abstract: Systems and methods for time preserving full waveform inversion are disclosed. The methods may include acquiring, using a seismic acquisition system, a seismic dataset and, using a seismic processor, obtaining, from the seismic dataset, an event in two-way traveltime (TWT) and a velocity model in TWT, and converting the velocity model in TWT into a velocity model in depth. The methods further include producing a final velocity model in depth, where the final velocity model is produced using a full waveform inversion (FWI), the velocity model in depth, and a TWT-preserving method preserves the event in TWT at each iteration of the FWI; and forming a seismic image in depth using the final velocity model in depth and the seismic dataset. The methods further include identifying, using a seismic interpretation workstation and based on the seismic image in depth, a drilling target; and planning a borehole path to the drilling target.

Abstract: A method for dynamically creating an instance for content of an information provider includes verifying LLM results created based on a large language model (LLM) for a prompt of a user, creating an instance for content of an information provider using the LLM results and a pre-registered asset of the information provider; and providing the created instance such that the created instance is displayed in relation to the LLM results.

Abstract: A method and system for managing information of an information provider based on a conversation with an information provider. An information management method may include providing a conversational information management function to an information provider that desires to provide content to a user of a search service; conducting a conversation between large language model (LLM)-based artificial intelligence and the information provider through the conversational information management function; and analyzing the conversation and managing a campaign of the information provider.

Abstract: A method and a system for recommending a question associated with content of an information provider as an answer to a user query. A question recommendation method may include creating LLM results based on a large language model (LLM) for a prompt of a user; creating a question for association with content of an information provider based on the LLM results; and providing the created question as a response to the prompt of the user with the created LLM results.

Abstract: Disclosed are an ionic liquid, an electrolyte including the ionic liquid, and a lithium secondary battery including the same. The ionic liquid is capable of forming a film having high ionic conductivity on an anode upon reductive decomposition of cations contained therein, and delaying the decomposition of anions.

Abstract: An operation method of a memory controller, which is configured to control a memory module including a plurality of memory devices and at least one error correction code (ECC) device, is provided. The method includes reading a data set including user data stored in the plurality of memory devices and ECC data stored in the at least one ECC device, based on a read command and a first address, and writing uncorrectable data in a memory area, which is included in each of the plurality of memory devices and the at least one ECC device and corresponds to the first address, when an error of the user data is not corrected based on the ECC data.

Abstract: A parameter optimization method includes receiving a plurality of SEM images respectively corresponding to a plurality of positions on a semiconductor wafer in which a first pattern and a second pattern are disposed based on overlay settings, determining a primary optimization parameter set based on the plurality of SEM images, clustering the plurality of SEM images to a plurality of clusters based on image attributes, and determining a secondary optimization parameter set corresponding to each of the plurality of clusters based on SEM images included in each of the plurality of clusters from among the plurality of SEM images and the primary optimization parameters.

Abstract: The present disclosure relates to a polybenzimidazole-based electrolyte membrane for alkaline water electrolysis, which includes a polybenzimidazole-based polymer, wherein the polybenzimidazole-based polymer is a biaxially oriented film. The polybenzimidazole-based electrolyte membrane for alkaline water electrolysis can reduce the concentration of an alkaline solution by improving the crystallinity of a polybenzimidazole-based polymer to increase the resistance against base, significantly improving the long-term stability of alkaline water electrolysis using a polybenzimidazole-based electrolyte membrane through the improved resistance against base, and by increasing the operation temperature to enhance the catalyst activity.

Abstract: The inventive concept relates to a substrate treating apparatus including a process chamber having a first and a second body, a support unit supporting a substrate, a heating unit heats the substrate, a driver moves any one of the first body and the second body, an interval state detection unit that detects an interval state between a side wall of the first body and a side wall of the second body when the first and the second body are placed in a process location, and a controller that controls the driver and the interval state detection unit, wherein the interval state detection unit includes a pressure provision line that provides a positive pressure or a negative pressure between the side wall of the first body and the side wall of the second body, and a pressure measurement member that measures a change in a pressure of the pressure provision line.

Abstract: Systems and methods for noise-robust time-domain multi-scale full waveform inversion using convolved data are disclosed. The methods include obtaining, using a seismic acquisition system, an observed seismic dataset pertaining to a subsurface region of interest; obtaining, using a seismic processor, a seismic velocity model; and iteratively, using the seismic processor, until a stopping criterion is met: selecting a wavelet with a frequency parameter, wherein the frequency parameter increases with each iteration, forming a convolved seismic dataset based on a convolution of the wavelet with the observed seismic dataset, and updating, using a full waveform inversion, the seismic velocity model based, at least in part, on the convolved seismic dataset. The methods further include forming a seismic image of the subsurface region of interest using the updated seismic velocity model.

Abstract: A hydrogen storage-compression system has a hydrogen storage-compression apparatus and a thermal management system. The apparatus includes a casing and a plurality of storage-compression units mounted within an internal chamber of the casing. Each storage-compression unit includes a container and a metal hydride for hydrogen storage-compression contained within the container. The storage-compression containers are interconnected by a hydrogen gas circuit flow system to a hydrogen inlet and outlet for connection to a hydrogen consumer and a hydrogen source. The thermal management system includes a thermal liquid circuit system and a heat exchanger system. The circuit system includes a closed loop thermal liquid flow circuit, a thermal liquid flowing within the flow circuit, and a pump for pumping the thermal liquid in the flow circuit.

Abstract: Various embodiments for techniques for intelligent channel prediction and transmission of related information in a wireless communication system are disclosed. In one embodiment, a method for a first communication device to transmit channel state information (CSI) for a specific channel to a second communication device, may comprise predicting channel state at a plurality of time points by measuring the specific channel; generating CSI for transmitting a plurality of prediction information obtained through the prediction; and transmitting the CSI to the second communication device. At least some of the plurality of prediction information occupy different overheads in the CSI.