Abstract: There is provided a spatiotemporal data processing including a preprocessing unit that generates a continuous path for each node in time series data, and a main processing unit that combines a graph convolution network (GCN) with a neural controlled differential equation (NCDE) for the generated path to perform integration processing on temporal information and spatial information, and the main processing unit performs temporal processing and spatial processing on each node with two controlled differential equation (CDE) functions to calculate a last hidden vector and forecast an output layer.

Abstract: Provided is a method of manufacturing a hexagonal boron nitride multilayer according to an embodiment of the inventive concept, which includes providing a catalyst substrate including iron into a tube, using a heater to raise an internal temperature of the tube to 1400° C. or higher, and providing a boron nitride precursor into the tube to form a hexagonal boron nitride multilayer on the catalyst substrate.

Abstract: Various implementations of a smart battery management system are provided. An example method includes identifying sensor data of a cell in a battery system; predicting, based on the sensor data, a failure event of the cell; and preventing the failure event by activating a control circuit connected to the cell.

Abstract: A photobioreactor fabrication system is disclosed. According to a first embodiment, the photobioreactor fabrication system includes a first unwinder 10 continuously unwinding a first transparent film 1, a second unwinder 20 arranged parallel to the first unwinder 10 and continuously unwinding a second transparent film 2 such that the second film 2 faces the first film 1, a heat sealer 30 pressurizing and heat sealing the first 1 and second films 2 to a baffle 3 arranged between the first 1 and second films 2 facing each other, and a rewinder 40 simultaneously and continuously winding the first 1 and second films 2 having passed through the heat sealer 30.

Abstract: The present invention relates to a medical use of honokiol, and in particular to a use of honokiol in the preparation of a drug for treating a meningioma. Experiments prove that honokiol can effectively inhibit the growth of a meningioma, and eliminate and/or reduce lesions of the meningioma. Moreover, clinical experiments show that the safety and tolerance of honokiol are good.

Abstract: The method for solving an N-queen problem includes: an initialization step of generating a quantum substitution matrix state which is a superposition of qubit states satisfying a row condition and a column condition of the N-queen problem; an Oracle step of performing an operation of inverting a phase of at least one entire correct answer state that satisfies a diagonal condition of the N-queen problem in the quantum substitution matrix state; an amplification step of amplifying an amplitude of at least one entire correct answer state of which the phase is inverted; amplifying the amplitude of at least one entire correct answer state to correspond to a predetermined value by performing the Oracle step and the amplification step repeatedly at a predetermined number of times; and acquiring one first correct answer state among at least one entire correct answer state based on observation of a qubit state.

Abstract: A method for calculating parameters in a larynx image with an artificial intelligence assistance includes training a deep learning object detection software and a deep learning image recognition and segmentation software to extract a glottis image from a larynx image and recognize a membranous glottal gap; after receiving a larynx image, a plurality of larynx images captured frame-by-frame, or a larynx video that is captured when vocal folds are in a phonating state, extracting a glottis image by the deep learning object detection software; recognizing a membranous glottal gap in the glottis image and correspondingly outputting a membranous glottal gap filter by the deep learning image recognition and segmentation software; performing image processing of edge detection and image patching on the membranous glottal gap filter to clearly outline the membranous glottal gap and obtaining a medical parameter of several vocal fold anatomies from the clearly outlined membranous glottal gap.

Abstract: A transparent conductor (TC) is disclosed. The TC includes an n-doped conducting polymer on a transparent substrate. Thickness of the n-doped polymerized agent is between about 10 to about 200 nm.

Abstract: A processor-implemented method includes generating respective final feature vectors of a plurality of frames of time-series data, while sequentially processing the plurality of frames by using a neural network comprising a plurality of layers, determining a class of the time-series data based on at least one final feature vector of the respective final feature vectors, generating a reference feature vector based on the at least one final feature vector, calculating a similarity score between the reference feature vector and a feature vector of at least one second frame, wherein the second frame includes a non-final feature frame where the final feature vector is not generated, and determining the at least one second frame to be the frame corresponding to the class, based on a result of comparing the similarity score and a threshold value.

Abstract: An exemplary embodiment of the present disclosure is a speech synthesis method based on multi-speaker training dataset of a speech synthesis apparatus including pre-training a speech synthesis model using a previously stored neural network with a single speaker training dataset with most spoken sentences, among training datasets of a plurality of speakers, fine-tuning the pre-trained speech synthesis model with a training dataset of a plurality of speakers, and applying a target speech dataset to the fine-tuned speech synthesis model to be converted into a mel spectrogram.

Abstract: A system may receive a package previously irradiated for sterilization. The package may have a sensor comprising a reference tag and sensing tag at least partially coated with a material comprising poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and Polyurethan (PU). The system may scan the sensing tag and the reference tag. The system may determine, based on radio frequency (RF) signals reflected from the sensing tag and reference tag, the sensor is exposed to radiation. The system may output a quality measure indicative of the sensor being exposed to radiation.

Abstract: A system for detecting autonomic dysreflexia (AD) may measure skin nerve activity (skNA), galvanic skin response (GSR), heart rate, and skin temperature of a subject. The system may extract, a plurality of features from the measurements. The features may include medianNN, average iskNA, number of bursts, RMSSD, pNN5, or a combination thereof. The system may classify, based on a machine learning model, the plurality of features to identify the onset of AD in the subject. The system may output, in response to the onset of AD, a message indicative of the onset of AD.

Abstract: A semiconductor device includes: a first insulation layer disposed on a substrate; a lower gate pattern disposed on the first insulation layer; a second insulation layer covering at least a portion of the lower gate pattern; a first lower gate insulation layer disposed on the lower gate pattern and the second insulation layer; a source pattern and a drain pattern disposed on the first lower gate insulation layer, wherein the source pattern and the drain pattern are spaced apart from each other to include a trench facing the lower gate pattern; an oxide semiconductor layer formed along surfaces of the source and drain patterns and a bottom surface of the trench; an upper gate insulation layer disposed on the oxide semiconductor layer; and an upper gate pattern disposed on the upper gate insulation layer and filling the trench.

Abstract: The present invention relates to an organic light emitting diode and an organic light emitting device including the organic light emitting diode. The organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and a first blue emitting material layer including a first compound, a second compound and a third compound and positioned between the first and second electrodes, wherein the first compound is represented by Formula 1, the second compound is represented by Formula 3, and the third compound is represented by Formula 5, and wherein in the first blue emitting material layer, a summation of a weight % of the first compound, a weight % of the second compound and a weight % of the third compound is 100%, and the weight % of each of the first and second compounds is greater than the weight % of the third compound.

Abstract: A transparent-ultrasonic-sensor-based optical-ultrasonic integrated endoscopic probe according to one embodiment of the present disclosure may comprise: an optical fiber laser unit for emitting light; a transparent ultrasonic sensor, which is arranged between an object to be measured and the optical fiber laser unit to transmit, therethrough, the light emitted from the optical fiber laser unit, coaxially aligned with the light emitted from the optical fiber laser unit, radiating ultrasonic waves at the object, and receiving reflected ultrasonic waves; and a camera for acquiring an image of the object through the transparent ultrasonic sensor.

Abstract: The present invention relates to a method and an apparatus for detecting and correcting positioning errors of sensed objects in real time in infrastructure sensors. A method for detecting and correcting positioning errors of sensed objects in real time in infrastructure sensors may include: (a) acquiring an image from an infrastructure sensor; (b) determining a first pixel corresponding to a corner of each object included in the image, and a second pixel which does not correspond to the corner of the object; (c) generating a binary matrix corresponding to the first pixel and the second pixel; and (d) calibrating an absolute coordinate of the image according to a similarity based on the binary matrix.

Abstract: A capacitance detection circuit using a dynamic current mirror includes a first dynamic current mirror circuit including a reference capacitor connected in series with a first transistor and an input capacitor connected in series with a second transistor, and an oscillator circuit connected to an output node of the first dynamic current mirror circuit and configured to charge an integration capacitance using current output from the first dynamic current mirror circuit. The amount of change in voltage at a first node positioned between a source of the first transistor and the reference capacitor may be identical to the amount of change in voltage at a second node positioned between a source of the second transistor and the input capacitor.

Abstract: An implant system comprising a staple and a cage is disclosed. The implant system is secured to the bone by moving the staple rotationally and longitudinally whereby tines of the staple and opposing tines frictionally and mechanically engage or embed themselves in the bone side walls. For vertebral applications, the cage defines an upper surface plane, a lower surface plane and a cage surface angle between these two planes whereby the cage surface angle may alter an endplate surface plane of one or more vertebral body when the cage is implanted in a vertebral body. Implant systems may be configured for use as an interbody or intrabody implant system. The implant system may also be configured for use in arthrodesis procedures with other joints within the body. The implant system may further comprise an anchor frame or plate to further secure the cage and staple to the anatomy.

Abstract: Proposed are a method of controlling Riptortus pedestris by enhancing a biological activity of Beauveria bassiana ARP14 and a controlling composition thereof. The control method includes co-treating Riptortus pedestris with azadirachtin and the Beauveria bassiana ARP14 strain (KCTC 12979BP). The control significantly increases the infectivity and mortality effect of the Beauveria bassiana ARP14 strain on Riptortus pedestris by enhancing the bioactivity of the Beauveria bassiana ARP14 strain through co-treatment with the Beauveria bassiana ARP14 strain and azadirachtin, especially the early infectivity and early mortality rate. The control method and composition can be widely used as safe and effective control measures against Riptortus pedestris.

Abstract: A quasi-N-bit-quantized reconfigurable metasurface antenna includes 2N?1 types of first to 2N?1 unit cells configured to operate in different phases, wherein the first to 2N?1 unit cells are each designed to operate in any one phase of two quantized phases according to an electrical control and are each quantized to 1 bit, the first to 2N?1 unit cells are combined and arranged in a lattice form, performs beam steering of maximum N bits corresponding to quantization efficiency of maximum 100% in at least one set target direction, and performs beam steering of a 1-bit level in the other directions. According to the present disclosure, a metasurface with a total of 2N quantized phases may be implemented by combining and arranging 2N?1 types of 1-bit metasurface unit cells with two phases according to the state of a switching element.