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| Number | Title | Issue Date |
| 8189896 | Alignment apparatus for aligning radiation images by evaluating an amount of positional shift, and recording medium storing a program for aligning radiation images An alignment apparatus and a program that improve the accuracy of alignment between two radiation images are provided. For each of portions of the two radiation images, evaluation means calculates an evaluation value that evaluates an amount of positional shift rega... | 05/29/2012 |
| 8180135 | Method for providing variously processed image data and X-ray image system Modern image processing systems for the postprocessing of X-ray images require a large number of input parameters and take a great deal of time. So that calculations do not need to be made sequentially for different sets of input parameters, parallel processors are ... | 05/15/2012 |
| 8180136 | Image processing method and apparatus, and radiation image photographing/processing method and apparatus Acquiring radiation image data representing a radiation image of a subject photographed using a radiation exposure field aperture, acquiring information of a radiation exposure field area determined by the exposure field aperture and relating it to the radiation ima... | 05/15/2012 |
| 8175368 | Systems and methods for image segmentation with a multi-state classifier The systems and methods described herein provide for fast and accurate image segmentation through the application of a multi-stage classifier to an image data set. An image processing system is provided having a processor configured to apply a multi-stage classifier... | 05/08/2012 |
| 8175367 | Reducing false positives in computer-aided detection Methods, systems, and related computer program products for computer-aided detection (CAD) of anatomical abnormalities in digital (or digitized) x-ray mammograms are described. The inventive techniques are based on using a foundational CAD processing algorithm that ... | 05/08/2012 |
| 8170319 | Motion detection by direct imaging during radiotherapy An apparatus, method, system, and means to detect motion of a subject by direct imaging on a treatment plane during a radiotherapy treatment, the method includes delivering a radiotherapy treatment beam to a volume of interest of the subject during a treatment time,... | 05/01/2012 |
| 8170320 | Mammography/tomosynthesis systems and methods automatically deriving breast characteristics from breast x-ray images and automatically adjusting image processing parameters accordingly Methods and systems that automatically identify breast characteristics such as x-ray density and breast texture from initial x-ray images of the breast and automatically adjust process parameter setting of image processing algorithms that operate on the initial imag... | 05/01/2012 |
| 8165380 | Method, apparatus and program for processing mammographic image Provided are a method, an apparatus, and a program for processing a mammographic image, whereby the file size of the mammographic image can be remarkably reduced while retaining the original breast portion sufficient for diagnosis. A controlling unit divides an orig... | 04/24/2012 |
| 8160346 | Methods and apparatuses for correcting a mammogram with an implant, and for segmenting an implant The invention relates to a method of correcting a digital mammogram of a breast containing an implant. According to the invention, brightnesses situated at and around the implant peak (PI) in the low frequency component of the image (XLP) are attenuated (... | 04/17/2012 |
| 8160347 | System and method for intelligent CAD processing A computer implemented method for automatically selecting an algorithm for image analysis in a computer-aided detection/diagnosis (CAD) system includes receiving image data for a study involving a patient, querying a radiology information system (RIS) for an IHE (In... | 04/17/2012 |
| 8155422 | Dynamic optimization of the signal-to-noise ratio of dual-energy attenuation data for reconstructing images It is described a method for dynamically optimizing the signal-to-noise ratio of attenuation data related to two different X-ray energies for reconstructing an image of an object under examination. The method comprises (a) estimating the thickness and the material c... | 04/10/2012 |
| 8150134 | Method for enhancing blood vessels in angiography images Disclosed is a method for enhancing blood vessels in angiography images. The method incorporates the use of linear directional features present in an image, extracted by a Directional Filter Bank, to obtain more precise Hessian analysis in noisy environment and thus... | 04/03/2012 |
| 8150135 | Identifying ribs in lung X-rays A method of detecting lung nodules in an anterior posterior x-ray radiograph comprising the steps of: generating candidate regions in image showing changes in contrast above a threshold level, and eliminating false positives by eliminating edges assignable to organs... | 04/03/2012 |
| 8144965 | Image processing apparatus, image processing method, and computer storage medium A feature value corresponding to each of a plurality of pixel values is calculated for an image. A pixel value is selected for which a minimum distance is obtained in a feature space between the calculated feature value and a feature value of a template. The selecte... | 03/27/2012 |
| 8135200 | Imaging auto shutter ROI A method to identify a Region Of Interest (ROI) within an image includes the steps of: reading a digital image; finding predetermined brightness values; analyzing lines near a plurality of outer edges of the digital image; identifying an entire area of the digital i... | 03/13/2012 |
| 8135201 | Image processing system for use with a patient positioning device Three camera rigs are connected by wiring to a computer. The computer is also connected to a treatment apparatus. A mechanical couch is provided as part of the treatment apparatus such that under the control of the computer the relative positions of the mechanical c... | 03/13/2012 |
| 8135199 | Method and apparatus of using probabilistic atlas for feature removal/positioning Methods and apparatuses process images. The method according to one embodiment accesses digital image data representing an image including an object; accesses reference data including a shape model relating to shape variation of objects from a baseline object, the o... | 03/13/2012 |
| 8131050 | Radiographic image capturing apparatus and radiographic image capturing method The continuous image capturing of a subject is performed with small doses of radiation. A plurality of auxiliary images obtained by the continuous image capturing is stored. On the basis of the stored auxiliary images, the periodicity of motion of the subject is det... | 03/06/2012 |
| 8131051 | Advanced automatic digital radiographic hot light method and apparatus A method for automatically modifying the rendering of an image based on an analysis of pixel values within a selected region of interest. The method includes: providing a digital input image of digital pixel values and tone scale look-up table (LUT); creating a defa... | 03/06/2012 |
| 8126248 | Procedures for the presentation of medical images The invention relates to a method for presentation of medical images by a reproduction facility of a diagnostic device with suppression of the noise with the following steps: one-off calibration of the signal-dependent noise; separation of the signal and noise compo... | 02/28/2012 |
| 8126249 | Methods of and system for detection and tracking of osteoporosis A method and system for detection and tracking of osteoporosis is disclosed. A method of characterizing an image of a target vertebra includes building a computer model from a set of sample images of pathological and non-pathological variations of vertebrae represen... | 02/28/2012 |
| 8121382 | Method for setting at least one control variable of a filter for noise reduction in medical images A method for setting a control variable of a filter for noise reduction in medical images is provided. Image data of the medical images is classified into at least one noise region and at least one structure region. A variance measurement is performed either for all... | 02/21/2012 |
| 8121380 | Computerized imaging method for a three-dimensional reconstruction from two-dimensional radiological images; implementation device A set of surface reference marks (26, 26′) detectable by a surface sensor (4) is disposed on the surface of the subject for acquiring three-dimensional or 3D surface images of the surface of the subject, the surface reference marks being radio-opaque... | 02/21/2012 |
| 8121381 | X-ray image processing apparatus and method An X-ray image processing apparatus includes a site information determination unit configured to determine, based on discrete site information, continuous site information to be obtained by radiographing a moving image, an information acquisition unit configured to ... | 02/21/2012 |
| 8121379 | Intensity-based image registration using Earth Mover's Distance A method of aligning image having the steps of obtaining a first image, the first image having a corresponding first data set, obtaining a second image, the second having a corresponding second data set; learning a joint intensity distribution from a pair of prealig... | 02/21/2012 |
| 8111895 | Locally adaptive image enhancement for digital subtraction X-ray imaging A system and method provide local image enhancement. Internal native images of a patient may be acquired during an interventional procedure. A portion of the native images may show an interventional device or material. Subtracted images may be created by subtracting... | 02/07/2012 |
| 8111896 | Method and system for automatic recognition of preneoplastic anomalies in anatomic structures based on an improved region-growing segmentation, and commputer program therefor A process for the automatic recognition of anomalies in anatomical structures, as well as a processing system and a computer program for implementing the process are described, the process comprising the steps of: acquisition (1... | 02/07/2012 |
| 8107709 | Apparatus and method for processing radiation image The present invention relates to a radiation image processing apparatus and a processing method. A processing condition selector selects from a processing condition memory a processing condition for extraction or removal of a specific object in radiation image infor... | 01/31/2012 |
| 8103079 | Chest image rotation apparatus, method and recording-medium stored therein program A chest image rotation apparatus includes a chest image input unit that is used to input a chest image, a vertebral-body region extraction unit that extracts a vertebral-body region from the input chest image, a vertebral-body direction calculation unit that calcula... | 01/24/2012 |
| 8103077 | Method and system for locating opaque regions in chest X-ray radiographs A method and system for locating an opaque region, such as a heart region in a chest X-ray radiograph is disclosed. In order to segment a heart region in a chest X-ray radiograph, a heart region boundary is generated based on lung boundaries in the chest X-ray radio... | 01/24/2012 |
| 8103078 | Method for determining ECG-triggered recording times for imaging to support interventional and diagnostic cardiac procedures The invention is directed to a method for determining a plurality of ECG-triggered recording times for cardiac imaging, comprising the steps: recording a plurality of images of the heart at predetermined time intervals; assigning the images to specific cardiac phase... | 01/24/2012 |
| 8098920 | Method of extrapolating a grey-level bidimensional image in a radiography device and a radiography device implementing such a method A method of extrapolating a bidimensional grey-level image using a radiography device. ... | 01/17/2012 |
| 8098919 | Three-dimensional reconstruction of an object from projection photographs A method for the three-dimensional reconstruction of an object, or its surroundings, in a moving body volume of a patient includes obtaining a series of X-ray projection photographs produced from different directions, with a relevant ECG phase or respiration being r... | 01/17/2012 |
| 8094913 | Image processing device for processing image having luminance information, and control method thereof An image processing device by which a user can operate a window level value without being conscious of a photometric interpretation of an image is provided. In the image processing device, the operation direction for increasing or decreasing the window level value i... | 01/10/2012 |
| 8090181 | Radiographic image processing apparatus and radiographic image processing method An image acquisition unit acquires an X-ray image obtained by irradiating a subject with an X-ray and a dark image obtained without irradiating the X-ray. A dark correction mode input unit inputs a dark correction mode for correcting the X-ray image using the dark i... | 01/03/2012 |
| 8090182 | Image reconstruction device, image reconstruction method, image reconstruction program, and CT apparatus A computerized tomography apparatus and program for obtaining a cross-sectional image corresponding to projections are provided in which, for a temporary cross-sectional image f(x, y) obtained in some manner, an evaluation function E is defined which includes differ... | 01/03/2012 |
| 8086015 | Facilitating computer-aided detection, comparison and/or display of medical images by standardizing images from different sources The present invention is methods for processing medical images so as to remove certain effects of the physical characteristics of the object being imaged and/or of the apparatus used to form the images. The invention further provides for the formation of a standardi... | 12/27/2011 |
| 8086014 | X-ray image diagnostic apparatus and control method, and image processing method The present invention implements efficient transmission of captured images while also maintaining high-resolution image quality. The present invention is an image processing method for an X-ray image diagnosis apparatus, the method including the steps of: obtaining ... | 12/27/2011 |
| 8086013 | Image processing apparatus and image processing method An image processing apparatus characterized by including a device which recognizes, in a bone part unit, a bone area extracted from a medical image and including a bone region constituted of several bone parts, a device which is used to select the bone region to be ... | 12/27/2011 |
| 8081813 | System for assessing radiation treatment plan segmentations Segmentations used to describe structures to be treated by radiotherapy are evaluated by converting the segmentations into volume models and examining volume elements that are extra or missing in the volume model of the second segmentation with respect to the volume... | 12/20/2011 |
