Patent application number | Description | Published |
20140029821 | VESSEL SEGMENTATION METHOD AND APPARATUS USING MULTIPLE THRESHOLDS VALUES - A vessel segmentation method includes acquiring an image of a blood vessel, including cross sections, using a contrast medium. The method further includes setting a threshold value for each of the cross sections based on data of an intensity of the contrast medium. The method further includes performing vessel segmentation based on the image and the threshold value for each of the cross sections. | 01-30-2014 |
20140029835 | METHOD AND APPARATUS FOR DETERMINING BLOOD FLOW REQUIRED, METHOD AND APPARATUS FOR PRODUCING BLOOD FLOW IMAGE, AND METHOD AND APPARATUS FOR PROCESSING MYOCARDIAL PERFUSION IMAGE - A method of determining a required blood flow includes obtaining morphological information of a coronary artery in a cardiac image, segmenting the cardiac image into at least one myocardial region based on the morphological information of the coronary artery, and determining a blood flow required for each of the at least one myocardial region. | 01-30-2014 |
20140032180 | METHOD AND APPARATUS FOR COMPUTING DEFORMATION OF AN OBJECT - Provided is a method and apparatus for computing an amount of deformation of an object. A parameter used to compute an amount of deformation in real time may be derived based on a shape model of the object, prior to computing an amount of deformation in real time. Accordingly, an amount of deformation of the object in real time may be predicted based on the parameter. | 01-30-2014 |
20140032197 | METHOD AND APPARATUS FOR CREATING MODEL OF PATIENT SPECIFIED TARGET ORGAN BASED ON BLOOD VESSEL STRUCTURE - A method of creating a model of an organ, includes creating a shape model, including a blood vessel structure, of the organ based on three-dimensional (3D) images of the organ, and compartmentalizing the shape model into areas based on an influence of a blood vessel tree with respect to a deformation of the shape model, the blood vessel tree indicating the blood vessel structure. The method further includes deforming the blood vessel structure of the shape model to fit a blood vessel structure of a two-dimensional (2D) image of the organ, and creating the model of the organ based on the deformed blood vessel structure and the areas. | 01-30-2014 |
20140218359 | METHOD AND APPARATUS FOR REPRESENTING CHANGES IN SHAPE AND LOCATION OF ORGAN IN RESPIRATION CYCLE - Provided is a method of generating a model, the method including generating a first model representing a change in the location or the shape of the region of interest during the respiration cycle, using diagnostic images that are obtained at two points of time in the respiration cycle and that represent the region of interest; extracting shape information of one or more tissues included in the region of interest at a shape information extractor, using a 3D ultrasound image that is obtained at one point of time in the respiration cycle; determining a characteristic point of the 3D ultrasound image corresponding to a characteristic point of the first model by matching the first model with the extracted shape information; and generating a second model by updating the first model with the determined characteristic point. | 08-07-2014 |
20140333624 | IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing apparatus for performing photon mapping, and the image processing apparatus may perform ray tracing for photon mapping, sample a ray space based on a result of the ray tracing, and perform pseudo photon mapping using the sampled ray space. | 11-13-2014 |
20150022524 | IMAGE PROCESSING APPARATUS AND METHOD - A sampler of an image processing apparatus may sample at least one first virtual point light (VPL) from a direct light view. The sampler may sample a second VPL in a three-dimensional (3D) space independent of the direct light view. A calculator may calculate a luminance of the second VPL using a first VPL adjacent to the second VPL selected from among the at least one first VPL. | 01-22-2015 |
20150045662 | METHOD AND APPARATUS OF DIAGNOSING CARDIAC DISEASES BASED ON MODELING OF CARDIAC MOTION - A method and an apparatus for diagnosing cardiac diseases based on a cardiac motion modeling are provided. The method may include applying physical characteristics of a cardiac motion to a 3D heart shape model, deriving a boundary condition by fusing the 3D heart shape model to which the physical characteristics are applied and a plurality of cardiac ultrasound images according to a temporal change, obtained to acquire a dynamic image, and diagnosing the cardiac diseases using a result of modeling that models the cardiac motion of the user using the boundary condition. | 02-12-2015 |