Abstract: An endoscopic device for diagnosing a gastric lesion from gastroendoscopic images acquired in real time is provided. The endoscopic device includes: a body part containing a plurality of units, that is inserted into a patient's body; an operation part provided on the rear end of the body part, for manipulating the body part based on user input information; a lesion diagnostic part that builds an artificial neural network system by training the artificial neural network system by using a plurality of gastric lesion images as input and gastric lesion diagnostic results as output, generates a new dataset by linking new gastroendoscopic images acquired in real time with patient information, and performs a gastric lesion diagnosis through the built artificial neural network system; and a display that shows the diagnostic results of the lesion diagnostic part and the new gastroendoscopic images acquired in real time.

Abstract: Provided is a phase transformation method performed by a phase shifter including a support frame, a plurality of phase transformation units on the support frame, an operation unit connected to the plurality of phase transformation units to synchronize phases, which are to be transformed through the plurality of phase transformation units, with each other, and a driving unit configured to operate the operation unit, wherein each of the plurality of phase transformation units includes a first circuit pattern, and a second circuit pattern connected to the first circuit pattern while a region of the second circuit pattern overlaps the first circuit pattern, and a length of the region of the second circuit pattern overlapping the first circuit pattern changes when the operation unit is operated.

Abstract: A method of selecting a model of machine learning executed by a processor is provided. The method includes: receiving at least one data-set; configuring a configuration space for machine learning of the at least one data-set; extracting, from the at least one data-set, a meta-feature including quantitative information about the data-set; calculating performance of the machine learning for the at least one data-set based on a plurality of configurations included in the configuration space; executing meta-learning based on the meta-feature, the plurality of configurations, and the calculated performance; and optimizing the configuration space based on a result of executing the meta-learning.

Abstract: Provided is a phase transformation method performed by a phase shifter including a support frame, a plurality of phase transformation units on the support frame, an operation unit connected to the plurality of phase transformation units to synchronize phases, which are to be transformed through the plurality of phase transformation units, with each other, and a driving unit configured to operate the operation unit, wherein each of the plurality of phase transformation units includes a first circuit pattern, and a second circuit pattern connected to the first circuit pattern while a region of the second circuit pattern overlaps the first circuit pattern, and a length of the region of the second circuit pattern overlapping the first circuit pattern changes when the operation unit is operated.

Abstract: A method for diagnosing a gastric lesion from endoscopic images is provided. The method comprises: acquiring a plurality of gastric lesion images; generating a dataset by linking the plurality of gastric lesion images with patient information; preprocessing the dataset in a way that is applicable to a deep learning algorithm; and building an artificial neural network by training the artificial neural network by using the preprocessed dataset as input and gastric lesion classification results as output.

Abstract: Provided is a method of displaying an object on a device, the method including detecting a thumbnail image of an object corresponding to a selected position on a progress bar providing search information regarding a plurality of objects that are displayed according to an order; obtaining a user input moved from the selected position to a size change area; and displaying the thumbnail image of the object, the thumbnail image having a size determined based on a position of the user input in the size change area.

Abstract: A memory device including: a loopback circuit for performing a loopback operation, wherein the loopback operation includes receiving, via a loopback channel, test signals provided from a test device and feeding back the test signals to the test device via the loopback channel; and an information management circuit for outputting information of the memory device to the loopback channel.

Abstract: Provided are a device and a method of controlling the device. The method includes obtaining information regarding type of a hovering input unit configured to transmit a hovering input to the device; and displaying a user interface corresponding to the obtained information regarding type of the hovering input unit from among a plurality of user interfaces related to an application executed on the device.

Abstract: Provided are a device and a method of controlling the device. The method includes obtaining information regarding type of a hovering input unit configured to transmit a hovering input to the device; and displaying a user interface corresponding to the obtained information regarding type of the hovering input unit from among a plurality of user interfaces related to an application executed on the device.

Abstract: A method of a terminal for performing communication is provided. The method includes, transmitting, by a terminal located outside a cell coverage area, a request message requesting monitoring of a temporary mobile group identity (TMGI) to a relay terminal located within the cell coverage area, receiving a monitoring response message including a layer-2 group identification (ID) in a proximity-based service from the relay terminal, receiving a TMGI announcement message including the layer-2 group ID from the relay terminal, when the relay terminal detects the TMGI, and receiving data related to the TMGI by using the layer-2 group ID.

Abstract: Provided is a method of displaying an object on a device, the method including detecting a thumbnail image of an object corresponding to a selected position on a progress bar providing search information regarding a plurality of objects that are displayed according to an order; obtaining a user input moved from the selected position to a size change area; and displaying the thumbnail image of the object, the thumbnail image having a size determined based on a position of the user input in the size change area.

Abstract: Provided is a method of displaying an object on a device, the method including detecting a thumbnail image of an object corresponding to a selected position on a progress bar providing search information regarding a plurality of objects that are displayed according to an order; obtaining a user input moved from the selected position to a size change area; and displaying the thumbnail image of the object, the thumbnail image having a size determined based on a position of the user input in the size change area.

Abstract: A method of selecting a model of machine learning executed by a processor is provided. The method includes: receiving at least one data-set; configuring a configuration space for machine learning of the at least one data-set; extracting, from the at least one data-set, a meta-feature including quantitative information about the data-set; calculating performance of the machine learning for the at least one data-set based on a plurality of configurations included in the configuration space; executing meta-learning based on the meta-feature, the plurality of configurations, and the calculated performance; and optimizing the configuration space based on a result of executing the meta-learning.

Abstract: A signal channel includes at least one first signal line positioned in a first signal layer and at least one second signal line positioned in a second signal layer. The first signal layer extends in a first horizontal direction. The second signal layer extends along a second horizontal plane parallel to the first horizontal plane and spaced apart from the first horizontal plane along a vertical direction orthogonal to the first and second horizontal planes. The first signal line includes a first coupling segment and the second signal line includes a second coupling segment. The first coupling segment at least partially overlaps the second coupling segment along the vertical direction. The first and second coupling segments are positioned to form a greater degree of capacitive coupling between the first and second coupling segments than a degree of capacitive coupling formed between other segments of the first and second signal lines.

Abstract: A memory device including: a loopback circuit for performing a loopback operation, wherein the loopback operation comprises receiving, via a loopback channel, test signals provided from a test device and feeding back the test signals to the test device via the loopback channel; and an information management circuit for outputting information of the memory device to the loopback channel.

Abstract: A method of a terminal for performing communication is provided. The method includes, transmitting, by a terminal located outside a cell coverage area, a request message requesting monitoring of a temporary mobile group identity (TMGI) to a relay terminal located within the cell coverage area, receiving a monitoring response message including a layer-2 group identification (ID) in a proximity-based service from the relay terminal, receiving a TMGI announcement message including the layer-2 group ID from the relay terminal, when the relay terminal detects the TMGI, and receiving data related to the TMGI by using the layer-2 group ID.

Abstract: A method of a terminal for performing communication is provided. The method includes, transmitting, by a terminal located outside a cell coverage area, a request message requesting monitoring of a temporary mobile group identity (TMGI) to a relay terminal located within the cell coverage area, receiving a monitoring response message including a layer-2 group identification (ID) in a proximity-based service from the relay terminal, receiving a TMGI announcement message including the layer-2 group ID from the relay terminal, when the relay terminal detects the TMGI, and receiving data related to the TMGI by using the layer-2 group ID.

Abstract: Provided is a method of performing proximate service (ProSe) communication via a terminal, the method including: requesting, via the terminal, a layer-2 identifier (ID) of the terminal from a first entity; obtaining the layer-2 ID from the first entity in response to the request; and performing communication with another terminal included in a range of the obtained layer-2 ID, by using the obtained layer-2 ID.

Abstract: A memory module may include a first memory group and a second memory group; and a first clock signal line and a second clock signal line via which the first clock signal and the second clock signal propagate from the buffer chip to the first memory group and the second memory group, respectively, wherein distances that the first clock signals propagate from a buffer chip to a plurality of memory chips of the first memory group via the first clock signal line are identical to one another and are referred to as a first distance, and distances that the second clock signals propagate from the buffer chip to a plurality of memory chips of the second memory group via the second clock signal line are identical to one another and are referred to as a second distance.

Abstract: A signal channel includes at least one first signal line positioned in a first signal layer and at least one second signal line positioned in a second signal layer. The first signal layer extends in a first horizontal direction. The second signal layer extends along a second horizontal plane parallel to the first horizontal plane and spaced apart from the first horizontal plane along a vertical direction orthogonal to the first and second horizontal planes. The first signal line includes a first coupling segment and the second signal line includes a second coupling segment. The first coupling segment at least partially overlaps the second coupling segment along the vertical direction. The first and second coupling segments are positioned to form a greater degree of capacitive coupling between the first and second coupling segments than a degree of capacitive coupling formed between other segments of the first and second signal lines.