Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.

Abstract: Disclosed herein is a method of performing quantum channel estimation. The method is performed by a first device of a transmission device, and may include a first quantum state transmission step of transmitting a first quantum state ? including an N-qubit sequence to a second device of a reception device through a quantum channel, a second quantum state information reception step of receiving information about a second quantum state ?(?) received by the second device through the quantum channel from the second device, and a quantum channel estimation step of estimating the quantum channel based on the received information about the second quantum state ?(?).

Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.

Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.

Abstract: The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal.

Abstract: A caching system based on the invention can include an object requiring a content and an MEC server configured to determine caching contents based on a first prediction value, which may include the probability of the content being requested by the object within an allotted area and a prediction rating of the content, and download and cache the determined caching contents from a content provider. The object can include a recommendation module configured to recommend a content from among the caching contents by applying a k-means algorithm and binary classification to the first prediction value and a second prediction value, which may include a prediction value associated with a characteristic of a user, and a deep learning based caching module configured to search available MEC servers on a movement path of the object, select an optimal MEC server, and download and cache the recommended content from the optimal MEC server.

Abstract: Disclosed is a system and method for managing energy trading. An energy trading management system includes at least one vehicle configured to be supplied with or supply electrical energy; and an energy trading management apparatus configured to determine a purchase demand and to transmit a bid request and a reserve price to the at least one vehicle based on the determined purchase demand. The vehicle is configured to determine whether to participate in a bid based on the reserve price, and the energy trading management apparatus is configured to determine an amount of electrical energy capable of being supplied from a vehicle that accepts the bid, and to correct the reserve price and determine a new reserve price in response to the amount of electrical energy capable of being supplied exceeding the purchase demand, and to transmit the new reserve price to the vehicle.

Abstract: The present invention relates to a 5G or pre-5G communications system for supporting a higher data transmission rate beyond a 4G communication system such as LTE. The present invention relates to a method and an apparatus for generating a packet in a mobile communication system. A method according to an embodiment of the present invention, which is a method for generating a packet from a device in a mobile communication system, comprises the steps of: generating a function-based packet and transmitting the packet to a target node, wherein the packet is characterized in that an internet protocol (IP) address is not included therein.

Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.

Abstract: The present invention relates to a method for producing various metabolites from a gas-phase alkane compound using a Methylomonas sp. DH-1 strain, deposited under Accession Number KCTC18400P, or a transformant thereof. The method provided in the present invention enables more effective production of various metabolites from a gaseous alkane compound compared to the conventional method using methanotrophic bacteria, and thus, the method of the present invention can be widely used for production of a target material using a bioreactor.

Abstract: An apparatus and method for transmitting a multimedia data packet are provided. The method includes receiving Bottom-up Network Abstraction Layer (B-NAL) information from a network entity, determining a media data quality based on the received B-NAL information and generating media data having the determined media data quality, and generating a packet including the generated media data and transmitting the packet to the network entity.

Abstract: Disclosed are a system and method for training and managing a prediction model, and a master apparatus and a slave apparatus for the same. there is provided a system for training and managing a prediction model, the system including a master apparatus configured to generate a prediction model, train the prediction model, and obtain the trained prediction model; and a slave apparatus configured to collect data, transmit the data to the master apparatus, receive the prediction model or the trained prediction model from the master apparatus, and operate based on the prediction model or the trained prediction model. The master apparatus is further configured to generate the prediction model or train the prediction model based on the data transmitted from the slave apparatus.

Abstract: A caching system based on the invention can include an object requiring a content and an MEC server configured to determine caching contents based on a first prediction value, which may include the probability of the content being requested by the object within an allotted area and a prediction rating of the content, and download and cache the determined caching contents from a content provider. The object can include a recommendation module configured to recommend a content from among the caching contents by applying a k-means algorithm and binary classification to the first prediction value and a second prediction value, which may include a prediction value associated with a characteristic of a user, and a deep learning based caching module configured to search available MEC servers on a movement path of the object, select an optimal MEC server, and download and cache the recommended content from the optimal MEC server.

Abstract: The present invention relates to a pincer for binding to a target material, wherein an antibody or a fragment thereof binding to a first target site of the target material and an aptamer binding to a second target site are conjugated via a linker, a preparation method thereof, a composition for detecting or separating the target material comprising the pincer, a kit for detecting or separating the target material comprising the composition, and a method for detecting or separating the target material using the kit. Also, the present invention relates to a drug carrier comprising the pincer for binding to a target material, wherein an aptamer conjugated to a second target site of the pincer loads the drug.

Abstract: An inter-prediction method according to the present invention comprises the steps of: deriving motion information of a current block; and generating a prediction block for the current block on the basis of the derived motion information. According to the present invention, computational complexity can be reduced and encoding efficiency can be improved.

Abstract: A generator is provided. The generator includes a barrel rotated by being applied with a driving force from an external force, a converter applied with a torque of the barrel to rotate a rotating shaft at a constant rotation speed; and an electrostatic generator driven by being applied with the torque from the rotation shaft.

Abstract: A leakage magnetic field shielding device includes: a leakage magnetic field determining unit for determining phase and magnitude of a leakage magnetic field based on information obtained from a power supply device and a current collector device; a shielding current controller for determining a shielding current based on the phase and magnitude of the leakage magnetic field and supplying the determined shielding current to the leakage magnetic field shielding device; and a shielding unit for shielding the leakage magnetic field by generating a shielding magnetic field in accordance with the supply of the shielding current. The shielding unit has a multiple resonance characteristic depending on an arrangement of capacitors and coils and is disposed to surround the power supply device or the current collector device. The shielding magnetic field has resonance frequencies canceling magnetic fields corresponding to fundamental frequency and multiple frequency of the leakage magnetic field.

Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.

Abstract: A Lactobacillus species strain isolated from kimchi or human feces is described. The particular bacillus species strain described is highly safe by being isolated from kimchi or human feces and has various functionalities, such as excellent blood sugar control activity, anti-obesity activity, blood cholesterol-lowering activity, blood neutral lipid-lowering activity, arteriosclerosis-inhibiting activity or inflammation-inhibiting activity. Accordingly, the particular bacillus species strain described can be used as a useful food and drug material for preventing, alleviating or treating a metabolic syndrome including diabetes, obesity, fatty liver, glycosuria, hyperlipidemia, cardiovascular disease, hypertension, arteriosclerosis and/or diabetes, an inflammatory disease, and the like.

Abstract: The present invention relates to an apparatus and method for encoding and decoding an image by skip encoding. The image-encoding method by skip encoding, which performs intra-prediction, comprises: performing a filtering operation on the signal which is reconstructed prior to an encoding object signal in an encoding object image; using the filtered reconstructed signal to generate a prediction signal for the encoding object signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding the residual signal which can be generated on the basis of the difference between the encoding object signal and the prediction signal, thereby performing skip encoding on the encoding object signal.