Abstract: A natural language question answering system and method, and a paraphrase module are provided. The natural language question answering system includes a conversion module configured to generate a plurality of modified questions by paraphrasing a user's question; a plurality of question answering engines configured to receive each of the user's question and the modified questions, and select candidate answers corresponding to each of the user's question and the modified questions; and a detection module configured to detect at least one among the selected candidate answers as an answer.

Abstract: Provided are a video stream decoding method and apparatus, and a video stream encoding method and apparatus. The video stream decoding method includes: receiving encoded data of a video stream; obtaining, from the received encoded data, prediction information about encoded current-view image data; and decoding a current-view image by generating motion-compensated current-view image data by using at least one of the encoded current-view image data and another-view image data based on the obtained prediction information, wherein the obtained prediction information includes Advanced Motion Vector Prediction (AMVP) mode prediction information generated by using a candidate list including two candidates, and the obtained prediction information further includes a motion vector prediction flag indicating a candidate from among the two candidates included in the candidate list, which is used in generating the AMVP mode prediction information.

Abstract: A multi-layer video coding method includes generating network abstraction layer (NAL) units for each data unit by dividing a multi-layer video according to data units, and adding scalable information to a video parameter set (VPS) NAL UNIT from among pieces of transmission unit data for each data unit.

Abstract: A system and method for constructing a morpheme dictionary based on an automatic extraction of a non-registered word is provided. A non-registered word is automatically extracted based on a language-independent non-registered word automatic extraction method, and performance of a dictionary and a morpheme analysis is verified based on an automatic estimation by constructing a morpheme dictionary based on the automatically extracted non-registered word. Since the morpheme dictionary is constructed using only a dictionary in which a final verification is passed and it is helpful to improve the performance, the morpheme analysis can be properly performed on the non-registered word of a new field or a new word which newly appears as time passes.

Abstract: Disclosed is an inside ventilation system of a vehicle for a driver or an occupant to achieve a more comfortable inside environment in the summer or winter. The inside ventilation system includes a control unit configured to receive an operating signal from a smart key, sense an inside temperature of the vehicle when the operating signal is transferred and judging whether the inside temperature is deviated from a required temperature range; a comparison process of comparing the inside temperature and a battery temperature when the inside temperature is deviated from the required temperature range; and a control process of controlling a heating, ventilation, and air conditioning system (HVAC) and an operation of a battery operated fan by comparing the inside temperature and the battery temperature.

Abstract: Disclosed is a method of preparing acrylic acid from glycerol, including: (a) preparing products including allyl alcohol from reactants including glycerol and carboxylic acid; (b) adding a heterogeneous catalyst and a basic solution to the product including allyl alcohol and then performing oxidation, thus preparing a mixture composed of 3-hydroxypropionic acid and acrylic acid; (c) dehydrating 3-hydroxypropionic acid of the mixture composed of 3-hydroxypropionic acid and acrylic acid, thus producing acrylic acid.

Abstract: A user terminal apparatus including: a display configured to display an execution screen of a music application; a user interface configured to receive a user command; a communicator configured to perform communication with an external display apparatus; and a processor configured to: provide, in response to the user command, a user interface (UI) screen including information regarding the external display apparatus, the external display apparatus being connected to the user terminal apparatus through a network, and control the communicator to transmit identification information of a music content provided on the music application execution screen to the external display apparatus selected on the UI screen.

Abstract: Disclosed are a method of preparing allyl alcohol and allyl alcohol prepared thereby. The method of preparing allyl alcohol includes adding glycerol with formic acid in an amount of 0.8˜2 equivalents relative to 1 equivalent of glycerol, and increasing a reaction temperature to 220˜260° C. from room temperature at a heating rate of 2.0˜7.0° C./min so that glycerol and formic acid are reacted.

Abstract: A liquid crystal display (LCD) and method of driving the same are disclosed. In one aspect, the LCD includes a display panel that includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels each electrically connected to a corresponding gate line and a corresponding data line. The LCD also includes a timing controller that receives present frame data, stores previous frame data, and outputs first line data of the previous frame data and a data driver that converts the first line data to a first previous line data voltage and applies the first previous line data voltage to the data lines during a portion of a vertical blank period between a present frame and a previous frame.

Abstract: Provided are an application processor and a semiconductor system including the same. The semiconductor system includes the application processor, which may include a first register value and of which an operation is controlled by the first register value. The semiconductor system also includes a semiconductor device, which may include a second register value and of which an operation is controlled by the second register value, and a memory storing a third register value that is a copy of the first register value and a fourth register value that is a copy of the second register value. If the stored third register value is changed, the changed third register value is mapped onto the first register value of the processor, and if the fourth register value is changed, the changed fourth register value is mapped onto the second register value.

Abstract: A device is disclosed for wearing on a wrist or other body part including a central piece held on the body part by a pair of straps. A first strap includes fastening holes and the second strap includes a pin plate having pins for mating within the fastening holes in the first strap to affix the device to the body part. The pins are off-center with respect to a lengthwise centerline dividing a width of the pin plate in half. The pin plate may be affixed to the second strap into different orientations, to thereby allow adjustment of a fit of the device to the body part with finer granularity than provided by the pitch of the fastening holes in the first strap.

Abstract: A method for establishing a resource access authorization in M2M communication is provided. When an entity including a terminal, a gateway and an end user as client in a first M2M service provider domain attempts to access resource located in terminal or gateway in second M2M service provider domain, the method includes receiving client credential allocated from M2M Authentication Server (MAS1) in first M2M service provider domain by performing client registration to Network Service Capabilities Layer (NSCL1) in first M2M service provider domain by client, requesting an authorization to access resource to resource owner through NSCL (NSCL2) in second M2M service provider domain based on information about Universal Resource Identifier (URI) of resource by client, verifying client through MAS1 by the resource owner, authorizing client to access the resource by the resource owner, and issuing access token to the client by MAS (MAS2) in second M2M service provider domain.

Abstract: A method for establishing a resource access authorization in M2M communication is provided. When an entity including a terminal, a gateway and an end user as client in a first M2M service provider domain attempts to access resource located in terminal or gateway in second M2M service provider domain, the method includes receiving client credential allocated from M2M Authentication Server (MAS1) in first M2M service provider domain by performing client registration to Network Service Capabilities Layer (NSCL1) in first M2M service provider domain by client, requesting an authorization to access resource to resource owner through NSCL (NSCL2) in second M2M service provider domain based on information about Universal Resource Identifier (URI) of resource by client, verifying client through MAS1 by the resource owner, authorizing client to access the resource by the resource owner, and issuing access token to the client by MAS (MAS2) in second M2M service provider domain.

Abstract: A vehicle air purifying apparatus is provided. The vehicle air purifying apparatus includes: a charger configured to discharge positive (+) ions or negative (?) ions to charge particles included in harmful gas; a removable collecting electrode configured to have positive (+) or negative (?) polarity to allow the particles charged by the charger to be attached thereto; and a filter configured to filter harmful gas and have positive (+) or negative (?) polarity, and the filter is formed in a tubular shape having an empty space therein and the removable collecting electrode is inserted into the filter.

Abstract: A method and an apparatus for navigating content larger than a display screen of a terminal using a pointing device are provided. The method includes acquiring, when a pointing position is changed on a screen partially displaying a content that is larger than the screen, a current pointing position by tracking the change of the pointing position, comparing an X axis displacement and a Y axis displacement from an initial pointing position as a starting position to the current pointing position with a predefined X axis threshold value and Y axis threshold value, respectively, determining a movement direction as one of an X axis, a Y axis, and an XY (diagonal) axis directions based on the comparison result, and scrolling the content in the movement direction to display an off-screen part of the content.

Abstract: A user-wearable device include a wireless transceiver, a primary radiator antenna and a secondary radiator antenna. The primary radiator antenna produces a first radio frequency (RF) radiation pattern when driven by the wireless transceiver, wherein the first RF radiation pattern is at least partially circularly polarized. The secondary radiator antenna, which is spaced apart from the primary radiator antenna, is configured to modify the first RF radiation pattern produced by the primary radiator antenna to thereby produce a second RF radiation pattern having increased RF radiation in a specific direction (e.g., away from the user's/wearer's skin) compared to the first RF radiation pattern. Inclusion of both the primary radiator antenna and the secondary radiator antenna increases an overall antenna efficiency (e.g., by about 3 dB) in the specific direction compared to if only the primary radiator antenna was included.

Abstract: Disclosed herein are a heterogeneous catalyst for the preparation of 3-hydroxypropionic acid (3-HPA) from allyl alcohol, and a method for the preparation of 3-HPA from allyl alcohol using the catalyst. In the presence of the heterogeneous catalyst containing gold on a carrier, a liquid-phase reaction is conducted to produce 3-HPA from allyl alcohol at high yield.

Abstract: Disclosed are a printed circuit board and a method of manufacturing the printed circuit board, which includes: a first resist layer; a first circuit formed on the first resist layer; an insulation film formed on the first resist layer so as to cover an upper surface and a lateral surface of the first circuit; a ground formed on the insulation film so as to be connected with the first circuit electrically; and an insulation layer formed on the insulation film so as to cover the ground.

Abstract: A display apparatus includes: an inputter configured to receive a touch input of a user; a display configured to display a screen of a plurality of screens, wherein each screen corresponds to a depth according to a hierarchical structure; and a controller configured to, in response to a pinch gesture being received through the inputter, control the display to convert a currently displayed screen into a screen corresponding to a higher depth or a lower depth according to the pinch gesture. Accordingly, the display apparatus converts into a specific screen from among a plurality of screens having a hierarchical structure more intuitively, so that conversion to a specific screen can be achieved more easily and more rapidly.

Abstract: A display apparatus includes a display configured to display a plurality of graphical user interfaces (GUIs) corresponding to a plurality of speakers; a communicator configured to communicate with the plurality of speakers; and a processor configured to control a content output in at least one speaker of the plurality of speakers to be output in another speaker according to a touch interaction with respect to at least one GUI of the plurality of GUIs.