Abstract: An error concealment method and apparatus for an audio signal and a decoding method and apparatus for an audio signal using the error concealment method and apparatus. The error concealment method includes selecting one of an error concealment in a frequency domain and an error concealment in a time domain as an error concealment scheme for a current frame based on a predetermined criteria when an error occurs in the current frame, selecting one of a repetition scheme and an interpolation scheme in the frequency domain as the error concealment scheme for the current frame based on a predetermined criteria when the error concealment in the frequency domain is selected, and concealing the error of the current frame using the selected scheme.

Abstract: Provided is an encoding/decoding apparatus and method of multi-channel signals. The encoding apparatus and method of multi-channel signals may encode phase information of the multi-channel signals using a quantization scheme and a lossless encoding scheme, and the decoding apparatus and method of multi-channel signals may decode the phase information using an inverse-quantization scheme and a lossless decoding scheme.

Abstract: Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral components and sub-bands which are not used to output noise components, are determined to be encoded or decoded, so that the efficiency of encoding and decoding an audio signal increases, and sound quality can be improved using less bits.

Abstract: The present invention relates to a method for preparing a recombinant cell line producing recombinant glycoproteins having a high sialic acid content by inhibiting glycosphingolipid (GSL) biosynthesis pathway in a cell line producing recombinant glycoproteins. Particularly, the present invention produces erythropoietin (EPO), containing a high content of sialic acid in a cell, from a cell line, which induces CGT inhibition by using siRNA and miRNA specifically binding to ceramide glucosyltransferase (CGT), thereby increasing the in vivo half-life of a recombinant therapeutic protein, and thus can be useful in the treatment of disease using the same.

Abstract: An apparatus and method for medical diagnostics includes receiving three-dimensional (3D) volume data of a part of a patient's body, and generating two-dimensional (2D) slices including cross-sections of the 3D volume data cut from a cross-section cutting direction. The apparatus and the method also determine whether a lesion in each of the 2D slices is benign or malignant and output results indicative thereof, select a number of the 2D slices based on the results, and make a final determination whether the lesion is benign or malignant based on the selected 2D slices.

Abstract: Provided are a method and an apparatus for speech recognition, and a method and an apparatus for training transformation parameter. A speech recognition apparatus includes an acoustic score calculator configured to use an acoustic model to calculate an acoustic score of a speech input, an acoustic score transformer configured to transform the calculated acoustic score into an acoustic score corresponding to standard pronunciation by using a transformation parameter, and a decoder configured to decode the transformed acoustic score to output a recognition result of the speech input.

Abstract: An intelligent dialog processing apparatus and method. The intelligent dialog processing apparatus includes a speech understanding processor, of one or more processors, configured to perform an understanding of an uttered primary speech of a user using an idiolect of the user based on a personalized database (DB) for the user, and an additional-query processor, of the one or more processors, configured to extract, from the primary speech, a select unit of expression that is not understood by the speech understanding processor, and to provide a clarifying query for the user that is associated with the extracted unit of expression to clarify the extracted unit of expression.

Abstract: A nickname management apparatus includes a speech agent configured to recognize a speech of a user to obtain nickname information of a device, and a nickname manager configured to determine a device corresponding to the nickname information from one or more devices on a network, and register the named device based on the determination.

Abstract: A method, medium, and apparatus encoding and/or decoding a multichannel audio signal. The method includes detecting the type of spatial extension data included in an encoding result of an audio signal, if the spatial extension data is data indicating a core audio object type related to a technique of encoding core audio data, detecting the core audio object type; decoding core audio data by using a decoding technique according to the detected core audio object type, if the spatial extension data is residual coding data, decoding the residual coding data by using the decoding technique according to the core audio object type, and up-mixing the decoded core audio data by using the decoded residual coding data. According to the method, the core audio data and residual coding data may be decoded by using an identical decoding technique, thereby reducing complexity at the decoding end.

Abstract: Provided are a frame error concealment method and apparatus and an error concealment scheme construction method and apparatus. The frame error concealment method includes generating a new signal by synthesizing a plurality of previous signals that are similar to a signal of an error frame and reconstructing the signal of the error frame using the generated signal.

Abstract: Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral components and sub-bands which are not used to output noise components, are determined to be encoded or decoded, so that the efficiency of encoding and decoding an audio signal increases, and sound quality can be improved using less bits.

Abstract: A screen navigation apparatus includes a command receiver configured to receive an input voice command regarding navigation of a screen, and a processor configured to interpret the voice command based on an analysis result of content displayed on a screen and compose a command executable by the screen navigation apparatus and perform navigation of the screen.

Abstract: A method and apparatus to encode and/or decode a speech signal and/or an audio signal. The apparatus includes a first domain transforming unit, a frequency domain encoding unit, and a multiplexing unit to encode the speech signal and/or an audio signal. The apparatus includes a demultiplexing unit, a frequency domain decoding unit, and a second domain inverse transformation unit to decode the speech signal and/or the audio signal. The method and apparatus are capable of effectively encoding or decoding all of a speech signal, an audio signal, and a mixed signal of a speech signal and an audio signal, and improving the quality of sound by using a small number of bits.

Abstract: An apparatus and method are provided including a first segmenter and a second segmenter. The first segmenter is configured to generate a first segmentation result from a medical image using a first segmentation parameter for a candidate lesion. The second segmenter is configured to determine a target lesion to segment from among the candidate lesion based on the first segmentation result, and generate a second segmentation result using a second segmentation parameter to segment the target lesion.

Abstract: An apparatus for measuring an amount of urine in a bladder includes a transducer, a switch for selecting one of operational modes, which include a bladder position check mode and a urine amount measurement mode, and a central control unit for operating the apparatus according to the operational mode selected by the switch. The central control unit in the bladder position check mode repeats sequentially predetermined operations until the urine amount measurement mode is selected, the predetermined operations include performing a preliminary scan to a single scan plane related to an aiming direction of the transducer, detecting a center point of the bladder in a ultrasound image, and representing a predetermined mark at the center point of the bladder in the displayed ultrasound image in order to indicate visually a center point of the bladder.

Abstract: This invention relates to a method for gastric cancer diagnosis through the detection of glycan changes, and to a kit for gastric cancer diagnosis. More specifically, based on the fact that in gastric cancer patient-derived haptoglobin, there are changes in N-linked glycosylation of haptoglobin, which are detected through lectin and mass spectrometery, that is, an increase in fucosylation, increases or significant changes in specific glycan structures depending on the classification of antennary structures, or a remarkable decrease in a high mannose structure of the N-glycan as compared to normal persons, N-glycan structures identified using the changes in N-linked glycosylation of haptoglobin may be usefully used as a diagnosis marker in a method for gastric cancer diagnosis using lectin or mass spectrometry, and a kit for gastric cancer diagnosis.

Abstract: A frame error concealment method and apparatus and a decoding method and apparatus using the same. The frame error concealment method includes setting a concealment method to conceal an error based on one or more signal characteristics of an error frame having the error and concealing the error using the set concealment method.

Abstract: Provided are a method and apparatus for encoding and decoding a stereo signal or a multi-channel signal. According to the method and apparatus, a stereo signal or a multi-channel signal can be encoded and/or decoded by generating parameters based on a mono signal.

Abstract: Provided are a frame error concealment method and apparatus and an error concealment scheme construction method and apparatus. The frame error concealment method includes generating a new signal by synthesizing a plurality of previous signals that are similar to a signal of an error frame and reconstructing the signal of the error frame using the generated signal.

Abstract: Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral components and sub-bands which are not used to output noise components, are determined to be encoded or decoded, so that the efficiency of encoding and decoding an audio signal increases, and sound quality can be improved using less bits.