Abstract: Disclosed herein is a method for adaptive bidirectional optical flow estimation for inter prediction compensation during video encoding. The method aims to reduce complexity and/or cost of bidirectional optical flow (BIO) at a pixel level or a subblock level.

Abstract: The present disclosure provides a thermoplastic resin composition having high rigidity and a low coefficient of linear thermal expansion and a molded article including the same. Specifically, the thermoplastic resin composition includes a base resin including at least two polypropylene-based resins having different melt indexes, an elastomer having a melt index (190° C., 2.16 kg) of 20 g/10 min to 35 g/10 min as measured by ASTM D1238, and inorganic particles, and has a flexural modulus (FM) of 2,500 MPa or more and a coefficient of linear thermal expansion (CLTE) of 60 ?m/m° C. or less.

Abstract: An adaptive multi-view streaming processing method and apparatus for a multi-view stream is disclosed. Specifically, disclosed herein is a method and apparatus for adaptively processing or transmitting adaptive streaming by reflecting network states and changes in transmission environments in a multi-view streaming service environment where several or more multiple videos are simultaneously transmitted at an arbitrary moment. An adaptive streaming processing method for a multi-view stream may comprise selecting and downloading an i-th segment of a main view stream with a first quality level, inferring a size of an i-th segment of downloadable neighboring view streams based on a download time and transfer rate of the i-th segment of the main view stream, and selecting a second quality level corresponding to the inferred size of the i-th segment of the neighboring view streams and downloading the i-th segment of the neighboring view streams based on the selected second quality level.

Abstract: Provided is a secondary battery which includes an electrode assembly having an electrode tab extended from an electrode current collector, wherein the electrode tab is provided with an insulation coating layer containing an inorganic filler and a binder, the binder has an electrolyte uptake more than 0% and less than 50%, and the electrolyte uptake is determined by a predetermined method. In the secondary battery according to the present disclosure, the insulation coating layer provided in the electrode tab includes a binder having a low electrolyte uptake, and thus the insulation coating layer has improved adhesion and is prevented from detachment from the electrode tab. As a result, it is possible to maintain an excellent insulation state and to minimize an internal short-circuit in a secondary battery, thereby ensuring safety.

Abstract: A video decoding method for predicting a picture, which is split into equal-sized coding tree blocks, in units of blocks, the method includes: reconstructing a block vector for a current coding block in a current coding tree block to be decoded, by decoding block vector information from a bitstream, wherein the current coding block is one of blocks split from the current coding tree block in a tree structure; and setting, as a prediction block of the current coding block, a reference block indicated by the block vector in the picture in which the current coding block is located.

Abstract: A method of inter-predicting a current block using any one of a plurality of bi-prediction modes is disclosed. The method comprises decoding, from a bitstream, mode information indicating whether a first mode included in the plurality of bi-prediction modes is applied to the current block. When the mode information indicates that the first mode is applied to the current block, the method further comprises: decoding, from the bitstream, first motion information including differential motion vector information and predicted motion vector information for a first motion vector and second motion information not including at least a portion of predicted motion vector information and differential motion vector information for a second motion vector; and deriving the first motion vector based on the first motion information and deriving the second motion vector based on both at least a portion of the first motion information and the second motion information.

Abstract: The present invention relates to an apparatus for recommending artificial intelligence (AI) exercise by analyzing data collected by a posture measurement sensor and driving method thereof. The apparatus for recommending AI exercise by analyzing data collected by a posture measurement sensor according to an embodiment of the present invention may include a communication interface unit that receives sensing data according to measurement of a user's posture from a posture measuring apparatus including a posture measurement sensor for measuring the user's posture, and a control unit that collects the received sensing data to form big data, analyzes the big data using an AI program to determine postures of each user according to a change in time, and recommends exercise for posture correction to user terminal apparatuses of each user based on a determination result.

Abstract: The present invention relates to a method for analyzing and processing a malicious code for a container image, includes: a container image storage step of storing a container image in a temporary directory by copying the container image to the database; a verification analysis process starting step of starting an integrity verification process for the container image, and starting an image analysis process and a policy analysis process; an abnormality determination step of determining an abnormality for the container image based on first analysis result information and second analysis result information when the first analysis result information and the second analysis result information have been acquired; and a download allowance step of allowing the user account to download the container image by allowing a download of the container image, when it is determined that the container image is normal by performing a function of the abnormality determination step.

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 display device includes: at least one fingerprint sensor configured to sense a fingerprint of a user corresponding to a first fingerprint sensing area of a display panel; an image generator configured to generate a target fingerprint image based on a sensing signal output from the at least one fingerprint sensor; an image analyzer configured to detect a defect in the target fingerprint image based on at least one first fingerprint image corresponding to the first fingerprint sensing area and at least one second fingerprint image corresponding to a second fingerprint sensing area spaced apart from the first fingerprint sensing area of the display panel; and an image corrector configured to correct the defect in the target fingerprint image.

Abstract: A display device includes a substrate including a display area and a non-display area disposed near the display area, a plurality of pixels disposed in the display area, a plurality of signal lines disposed on the substrate and connected to the pixels, and a pad portion disposed in the non-display area and including a plurality of pads. The signal lines include a first crack detecting line connected to a first test voltage pad and a first pad at a first node, connected to a second pad at a second node, and extending around the non-display area between the first node and the second node, as well as a first data line including a first end connected to a first transistor connected to the first crack detecting line at the second node, and a second end connected to corresponding pixels from among the plurality of pixels.

Abstract: An apparatus for controlling and blocking user access using a web application proxy includes: a web server system; and a web application proxy installed in the web server system and configured to determine whether to provide the user with a web service by confirming access authority of a user using an external network, wherein the web application proxy includes: a packet processing module configured to collect and analyze request packets; a service control module configured to control the user access to the web service by extracting identification information of the user from the packets to confirm whether the user of the extracted identification information has the access authority to the web service; and an external policy management module configured to collect and manage an updated access control policy of the user and an updated policy for the web service by communicating with an external integrated policy management server.

Abstract: Provided are a virtual engine sound generating device for an embedded system and a control method thereof. The virtual engine sound generating device includes an input unit receiving sound source information, a signal generating unit compensating for a phase for each frequency with respect to all frequencies of the sound source information to generate corrected sound source information, and an output unit providing final sound source information based on the corrected sound source information.

Abstract: Disclosed herein are an apparatus and method for transmitting a covert message in wireless communication. The apparatus for transmitting a covert message in wireless communication may be configured to, in a covert message in which a data frame is composed of a Start Frame Delimiter (SFD), a header, a payload, and a Cyclic Redundancy Check (CRC), transmit the SFD of the covert message corresponding to a first sequence number masked with a preset SFD mask length, transmit the header of the covert message corresponding to a second sequence number masked with a preset header mask length, transmit the payload of the covert message corresponding to a third sequence number masked with a preset payload mask length, and transmit the CRC of the covert message corresponding to a fourth sequence number masked with a preset CRC mask length.

Abstract: A bit interleaver, a bit-interleaved coded modulation (BICM) device and a bit interleaving method are disclosed herein. The bit interleaver includes a first memory, a processor, and a second memory. The first memory stores a low-density parity check (LDPC) codeword having a length of 64800 and a code rate of 7/15. The processor generates an interleaved codeword by interleaving the LDPC codeword on a bit group basis. The size of the bit group corresponds to a parallel factor of the LDPC codeword. The second memory provides the interleaved codeword to a modulator for quadrature phase shift keying (QPSK) modulation.

Abstract: A display device includes a first substrate on which a plurality of light-emitting elements are disposed; an optical film including an upper surface, a side surface and a lower surface, and disposed on one surface of the first substrate and; a second substrate bonded to another surface of the first substrate; a side surface line electrically connecting the first substrate and the second substrate with each other; a side surface sealing member covering the side surface line; and a conductive protective film covering the side surface sealing member and the optical film.

Abstract: A method for operating a vehicle is introduced. The method may comprise detecting, based on sensing information from one or more sensors of the vehicle, track information associated with an object, and determining a management index of the track information based on at least one of a maintenance time of the track information associated with an amount of time the object has been tracked, an accuracy of information from the one or more sensors, or a risk of collision between the vehicle and the object.

Abstract: An electronic device may include: a first temperature sensor configured to measure a first temperature when an object comes into contact with a contact surface of a main body of the electronic device; a second temperature sensor spaced apart from the first temperature sensor in a direction opposite the contact surface and configured to measure a second temperature; and a processor configured to detect a temperature change due to heat generation inside the main body, and estimate skin surface temperature based on the first temperature, the second temperature, and the temperature change.

Abstract: Provided is a microplastic recovery material according to an embodiment of the inventive concept including a porous structure including a first hierarchical pocket provided in an outer surface thereof, and a nano-protrusion provided on the outer surface. The first hierarchical pocket includes a first pocket and a second pocket that are connected to each other. The first pocket has a diameter of about 1 mm to about 5 mm. The second pocket has a diameter of about 1 ?m to about 100 ?m.

Abstract: Disclosed is a method of producing lithium sulfide (Li2S) without using hydrogen sulfide (H2S) gas. Particularly, the method of producing lithium sulfide (Li2S) includes preparing a starting material including a metal oxide by subjecting a mixed powder including an inorganic compound containing lithium and oxygen, a metal reducing agent, and sulfur (S) to synthesis reaction using mechanical force, preparing a mixed solution by mixing the starting material and a solvent, and obtaining a lithium sulfide (Li2S) powder by removing the metal oxide from the mixed solution and then performing drying.