Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.

Abstract: A cathode active material for a lithium secondary battery according to an embodiment includes lithium metal oxide particles containing lithium and nickel, and containing a small amount of cobalt or no cobalt. An average particle diameter, a modulus and a hardness of the lithium metal oxide particles are adjusted to satisfy a desired relation. A lithium secondary battery has improved high-temperature storage properties, structural stability and high power properties.

Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.

Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.

Abstract: There is provided an additive, containing magnesium silicate, for a secondary battery electrolyte and a preparation method therefor. The magnesium silicate has a mass ratio of 50 to 70 wt % of oxygen (O), 5 to 20 wt % of magnesium (Al), and 15 to 35 wt % of silicon (Si). The magnesium silicate has a surface area of 50 to 500 m2/g. The magnesium silicate has a pore size of 0.1 to 20 nm.

Abstract: There is provided an additive for secondary battery electrolyte, containing aluminum silicate. The aluminum silicate has a particle size of 200 nm to 20 ?m. The aluminum silicate has a mass ratio of 60 to 70 wt % of oxygen (O), 0.1 to 2.0 wt % of aluminum (Al), and 25 to 35 wt % of silicon (Si). The aluminum silicate has a surface area of 50 to 1,000 m2/g. The aluminum silicate has a pore size of 0.1 to 20 nm.

Abstract: Provided is a method of manufacturing a light-emitting element, the method including positioning a substrate, forming a first separation layer, which includes a first sacrificial layer, an etching control layer on the first sacrificial layer, and a second sacrificial layer on the etching control layer, on the substrate, forming at least one first light-emitting element on the first separation layer, and separating the first light-emitting element from the substrate.

Abstract: A peripheral component interconnect express (PCIe) device includes a common function performing operations associated with a PCIe interface according to a function type, the common function being programmable to be a function type selected from a plurality function types, an access identification information controller generating first access identification information for allowing an access to the common function, and providing the first access identification information to an assigned system image to which the common function has been assigned, a data packet receiver receiving a data packet including target identification information indicating a target system image from the target system image, and an access allowance determiner determining whether or not to allow the target system image to access the common function based on the first access identification information and the target identification information.

Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.

Abstract: Provided is a composition for preventing or ameliorating bromhidrosis, including a seed fermentation product of a plant belonging to the genus Lotus. The composition may inhibit production of substances related to bromhidrosis by reducing proportions of microorganisms of the genus Corynebacterium and the genus Anaerococcus, which are related to bromhidrosis, in the microbiome.

Abstract: Provided is a cosmetic composition which can ameliorate wrinkles and suppress secretion of sweat and sebum, thereby exhibiting a makeup lasting effect.

Abstract: Provided is a composition comprising a novel strain, a lysate thereof or a culture product thereof, which can demonstrate excellent effects in strengthening skin barrier, moisturizing skin, enhancing skin elasticity or anti-aging, and can be used for a cosmetic composition or health functional food.

Abstract: The present invention can provide a method for preparing a fermented nano-emulsifier composition comprising a product obtained by fermenting an oil with a skin flora, and a skin-friendly composition by minimizing the contents of synthetic raw materials according to such a method. Further, it is possible to improve an emulsification power by forming a nano-emulsion in a size of nm, to be adopted to various formulations by enhancing stability of the composition, and to be easily applied to various formulations requiring a function of hypoallergenic skin due to minimization of the skin irritation.

Abstract: Provided is a composition comprising a novel strain, a lysate thereof or a culture product thereof, which can demonstrate excellent effects in strengthening skin barrier, moisturizing skin, enhancing skin elasticity or anti-aging, and can be used for a cosmetic composition or health functional food.

Abstract: A vehicle body structure for reinforcing a pop-up seat mounting part includes a pair of rear side members engaged with a floor panel of a vehicle body, the pair of rear side members being spaced apart from each other by a spacing distance, a transverse member having a length corresponding to the spacing distance between the pair of rear side members, the transverse member being connected at opposite ends thereof to ends of upper surfaces of the pair of rear side members, and a back panel in contact with one surface of the transverse member.

Abstract: Provided is a microorganism of the genus Epidermidibacterium belonging to the family Sporichthyaceae, or a culture thereof, or a composition for preventing, improving, or treating skin conditions or inflammatory diseases including the same.

Abstract: A method for data analysis according to an embodiment includes acquiring, from a client device, a ciphertext for a precomputation result generated by applying some of a plurality of operations for performing an analysis algorithm based on target data to the target data, and generating an encrypted computation result for remaining operations of the plurality of operations by using the ciphertext.

Abstract: The present invention pertains to a cosmetic composition, quasi-drug composition and pharmaceutical composition containing graphene quantum dots as an active ingredient, and provides a composition that prevents skin aging by providing a skin regenerating, anti-wrinkle, moisturizing or antioxidant effect.

Abstract: A vehicle body structure of a tailgate opening enhances rigidity and strength of a lower portion of an opening through a change in the vehicle body structure of a tailgate opening. The vehicle body structure includes: a D-pillar member configured to form a closed cross-section structure and vertically installed on each of both sides of a tailgate opening; and a transverse member installed in a lower portion of the tailgate opening in a left-right direction and including side portions at both ends of the transverse member. In particular, the side portions are inserted into a lower end of the D-pillar member such that the side portions are surrounded by and coupled to an inner surface of the lower end of the D-pillar member to form a closed cross-section structure.

Abstract: A method for performing an operation according to an embodiment includes assigning an error value to encrypted data; and performing a homomorphic operation for an approximation function, which is obtained by approximating a target function, by using, as an input value, the encrypted data to which the error value is assigned.