Abstract: There is provided a cloud-based application programming interface (API) service providing system. The system may comprise a cloud management console issuing authentication information for a requested API among a plurality of APIs, an API manager receiving a call message for a specific API, which comprises authentication information, from a user's terminal, performing authentication using the authentication information in the call message, and requesting the execution of the specific API based on the authentication result and an API execution engine generating the result of executing the specific API in response to a request from the API manager, wherein the cloud management console is a module belonging to a control plane, and the call message is received by the API manager belonging to a data plane without via the control plane.

Abstract: A method for providing a cloud-based application programming interface (API) service is provided. The method may include issuing an authentication key corresponding to an application for some of a plurality of API services, performing authentication for a first user using the issued authentication key in response to a call for a first API service by the first user, and executing the first API service based on a result of the authentication.

Abstract: Disclosed is an object detection method and a system thereof. The object detection method for detecting an object, the method comprising the steps of: extracting line segments from an image in which a detection target is displayed, by an object detection system, generating merged line segments on the basis of directionality of each of the extracted line segments, by the object detection system, specifying candidate outer lines corresponding to outer lines of the object on the basis of a line segment set including the generated merged line segments, by the object detection system; and specifying the candidate outer lines as the outer lines of the object on the basis of whether or not the specified candidate outer lines correspond to appearance attributes of the object, by the object detection system.

Abstract: An object recognition method performed by an object recognition system includes: setting a first binarization area in a portion of a binarization target area of an image, and a first coefficient calculation area including the first binarization area and having an area wider than the first binarization area by a predetermined ratio; determining a first binarization coefficient on the basis of pixel values included in the first coefficient calculation area; performing binarization on the first binarization area through the determined first binarization coefficient; setting a second binarization area in a portion other than the first binarization area, and a second coefficient calculation area including the second binarization area and having an area wider than the second binarization area; determining a second binarization coefficient on the basis of pixel values included in the second coefficient calculation area; and performing binarization on the second binarization area through the determined second binariz

Abstract: An object recognition system and a method thereof are disclosed. The object recognition system includes: a preprocessing module for generating a first image, in which features of an object displayed in an original image to be recognized are enhanced in a first method on the basis of the original image, and a second image generated on the basis of the original image, in which the features of the object are enhanced in a second method; and a neural network module trained to receive the first image and the second image generated by the preprocessing module and output a result of recognizing the object.

Abstract: Disclosed is an object detection method and a system thereof. The object detection method for detecting an object, the method comprising the steps of: extracting line segments from an image in which a detection target is displayed, by an object detection system, generating merged line segments on the basis of directionality of each of the extracted line segments, by the object detection system, specifying candidate outer lines corresponding to outer lines of the object on the basis of a line segment set including the generated merged line segments, by the object detection system; and specifying the candidate outer lines as the outer lines of the object on the basis of whether or not the specified candidate outer lines correspond to appearance attributes of the object, by the object detection system.

Abstract: An object recognition method performed by an object recognition system includes: setting a first binarization area in a portion of a binarization target area of an image, and a first coefficient calculation area including the first binarization area and having an area wider than the first binarization area by a predetermined ratio; determining a first binarization coefficient on the basis of pixel values included in the first coefficient calculation area; performing binarization on the first binarization area through the determined first binarization coefficient; setting a second binarization area in a portion other than the first binarization area, and a second coefficient calculation area including the second binarization area and having an area wider than the second binarization area; determining a second binarization coefficient on the basis of pixel values included in the second coefficient calculation area; and performing binarization on the second binarization area through the determined second binariz

Abstract: Method and system for adaptive image compression using block characteristics are provided. For adaptive image compression, blocks in an image are quantized and compressed using a quantization table that was used in quantization of the blocks. An image compression system checks a block-characteristics quantization table corresponding to a specific block in the image to be compressed in order to quantize the specific block, and performs calculation using a value of a first element of the quantization table corresponding to a specific element of the specific block and a value of a second element of the checked block-characteristics quantization table corresponding to the specific element in order to quantize the specific element.

Abstract: An image processing system and a method thereof is disclosed. A palette including an N number of index pixel values of a processing target image and corresponding index values is created. N is an integer equal to or smaller than 2. An image indexing process is performed on each processing target pixel. When a pixel value of the processing target pixel is a pixel value of one of the N number of index pixel values, a pixel data on a converted image corresponding to the processing target pixel is set as an index value on the palette corresponding to the pixel value of the processing target pixel. Otherwise, the pixel data on the converted image corresponding to the processing target pixel is set as an exceptional value, and the pixel value of the processing target pixel is stored in an exception buffer.

Abstract: A method for creating a compound file where additional data is inserted into an image file and a data storage device having the compound file recorded therein is provided. The method includes receiving, by a compound file creating apparatus, the image file and the additional data, and creating, by the compound file creating apparatus, the compound file by using the received image file and the additional data, wherein the compound file comprises an image file header corresponding to the image file, image data corresponding to the image file, and a marker recorded in a tail of the compound file and indicating that the compound file is an image file having the additional data inserted therein.

Abstract: Method and system for adaptive image compression using block characteristics are provided. For adaptive image compression, blocks in an image are quantized and compressed using a quantization table that was used in quantization of the blocks. An image compression system checks a block-characteristics quantization table corresponding to a specific block in the image to be compressed in order to quantize the specific block, and performs calculation using a value of a first element of the quantization table corresponding to a specific element of the specific block and a value of a second element of the checked block-characteristics quantization table corresponding to the specific element in order to quantize the specific element.

Abstract: An image processing system and a method thereof is disclosed. A palette including an N number of index pixel values of a processing target image and corresponding index values is created. N is an integer equal to or smaller than 2. An image indexing process is performed on each processing target pixel. When a pixel value of the processing target pixel is a pixel value of one of the N number of index pixel values, a pixel data on a converted image corresponding to the processing target pixel is set as an index value on the palette corresponding to the pixel value of the processing target pixel. Otherwise, the pixel data on the converted image corresponding to the processing target pixel is set as an exceptional value, and the pixel value of the processing target pixel is stored in an exception buffer.

Abstract: The present invention relates to the use of rosamine derivative compounds, as described herein, in detecting differentiated forms of a cell type of interest in a sample and in screening for compounds which inhibit differentiation of the cell type of interest.

Abstract: Provided are an adaptive image compression system and method. The adaptive image compression method includes a step of determining, at an adaptive image compression system, characteristics of an image that is to be compressed, a step of determining, at the adaptive image compression system, a quantization scale factor based on the characteristics of the image that is to be compressed, a step of generating an adaptive quantization table corresponding to the image that is to be compressed based on the determined quantization scale factor, and a step of encoding the image that is to be compressed using the generated adaptive quantization table.

Abstract: A method for creating a compound file where additional data is inserted into an image file and a data storage device having the compound file recorded therein is provided. The method includes receiving, by a compound file creating apparatus, the image file and the additional data, and creating, by the compound file creating apparatus, the compound file by using the received image file and the additional data, wherein the compound file comprises an image file header corresponding to the image file, image data corresponding to the image file, and a marker recorded in a tail of the compound file and indicating that the compound file is an image file having the additional data inserted therein.

Abstract: The present invention relates to methods of detecting, in a sample, embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells. These methods include providing a sample potentially containing such cells and providing a rosamine derivative compound of the formula (I): where the rosamine derivative compound selectively produces fluorescent signals for embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells. These methods also include the steps of contacting the sample with the rosamine derivative compound and detecting the presence of the embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells based on fluorescent signals emitted by the sample following said contacting.

Abstract: Provided are an adaptive image compression system and method. The adaptive image compression method includes a step of determining, at an adaptive image compression system, characteristics of an image that is to be compressed, a step of determining, at the adaptive image compression system, a quantization scale factor based on the characteristics of the image that is to be compressed, a step of generating an adaptive quantization table corresponding to the image that is to be compressed based on the determined quantization scale factor, and a step of encoding the image that is to be compressed using the generated adaptive quantization table.

Abstract: The present invention relates to methods of detecting, in a sample, embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells. These methods include providing a sample potentially containing such cells and providing a rosamine derivative compound of the formula (I): where the rosamine derivative compound selectively produces fluorescent signals for embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells. These methods also include the steps of contacting the sample with the rosamine derivative compound and detecting the presence of the embryonic stem cells, induced pluripotent stem cells, and/or cells undergoing reprogramming to produce induced pluripotent stem cells based on fluorescent signals emitted by the sample following said contacting.

Abstract: The present invention relates to a rosamine derivative compound, as described herein, having the following structure: Also disclosed are methods of making such compounds and for using them for detection and imaging.

Abstract: The present invention relates to the use of rosamine derivative compounds, as described herein, in detecting differentiated forms of a cell type of interest in a sample and in screening for compounds which inhibit differentiation of the cell type of interest.