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| Number | Title | Issue Date |
| 8184886 | Deformable 2D-3D registration A method for deformable registration including determining a vector field from a two-dimensional matching of a volume of an object of interest and a two-dimensional image of the object of interest, providing a deformation profile, and finding a volume deformation th... | 05/22/2012 |
| 8184157 | Generalized multi-sensor planning and systems A method is disclosed for the analysis of scenarios where there are dynamically occurring objects capable of occluding each others. Application of the method in vision systems is also disclosed. Methods for incorporating visibility constraints for occluding scenario... | 05/22/2012 |
| 8184120 | Framework for processing and rendering large volume data Described herein is a system and method for facilitating large volume data processing and rendering. An exemplary system includes at least one processor coupled to a first memory, wherein the processor is configured to organize the large volume data in the first mem... | 05/22/2012 |
| 8184119 | Fast ambient occlusion for direct volume rendering A method of direct volume rendering is provided comprising combining ambient occlusion volumes terms from a plurality of different filtered volumes using filters with different radii. During an ambient occlusion computation phase, the method obtains ambient occlusio... | 05/22/2012 |
| 8170321 | System and method for contour tracking in cardiac phase contrast flow MR images A method for tracking a contour in cardiac phase contrast flow magnetic resonance (MR) images includes estimating a global translation of a contour in a reference image in a time sequence of cardiac phase contrast flow MR images to a contour in a current image in th... | 05/01/2012 |
| 8170306 | Automatic partitioning and recognition of human body regions from an arbitrary scan coverage image A recognition pipeline automatically partitions a 3D image of the human body into regions of interest (head, rib cage, pelvis, and legs) and correctly labels each region. The 3D image is projected onto a 2D image using volume rendering. The 3D image may contain the ... | 05/01/2012 |
| 8170304 | Modeling cerebral aneurysms in medical images Methods and systems for modeling cerebral aneurysm and their incoming and outgoing vessels from 3D image data are disclosed. Aneurysms and vessels are segmented from their background using a graph-cuts method. Begin and end of vessels are determined. Construction of... | 05/01/2012 |
| 8150543 | Methods, apparatus and articles for an air jet loom In some embodiments, a method includes providing a first controller; providing a second controller; using the second controller to control a plurality of valves to provide a sequence of air jets that propel a weft thread across at least a portion of a weft insertion... | 04/03/2012 |
| 8150133 | System and method for automatic registration of 4D (3D plus time) renal perfusion MRI data A method for registering digital renal perfusion images includes selecting a volume of interest (VOI) containing a kidney in a reference renal perfusion image, computing 3D intensity gradients for a plurality of points in the VOI of the reference renal perfusion ima... | 04/03/2012 |
| 8149893 | Reliable wireless communication system using adaptive frequency hopping A method and system, the method including determining a frequency quality measurement value for each of a plurality of frequencies a network coordinator can use in a frequency hopping sequence for communicating with a client, classifying each of the plurality of com... | 04/03/2012 |
| 8139838 | System and method for generating MR myocardial perfusion maps without user interaction A method for automatically generating a myocardial perfusion map from a sequence of magnetic resonance (MR) images includes determining a region of interest (ROI) in a reference frame selected from a time series of myocardial perfusion MR image slices, registering e... | 03/20/2012 |
| 8139831 | System and method for unsupervised detection and gleason grading of prostate cancer whole mounts using NIR fluorscence A method for unsupervised classification of histological images of prostatic tissue includes providing histological image data obtained from a slide simultaneously co-stained with NIR fluorescent and Hematoxylin-and-Eosin (H&E) stains, segmenting prostate gland unit... | 03/20/2012 |
| 8131076 | Editing of pre-segmented images using seeds derived from contours A method for processing an object in image data includes the steps of drawing a contour on a pre-segmentation of an object in image data, generating at least one seed point on the pre-segmentation from an intersection of the contour and the pre-segmentation, providi... | 03/06/2012 |
| 8131075 | Fast 4D segmentation of large datasets using graph cuts A method for segmenting at least a pair of regions of an image. High resolution data is obtained of the image. Each one of the pair of the regions in the image is marked. Graph cuts are used on the downsampled data to obtain first voxels along an outer boundary of a... | 03/06/2012 |
| 8131038 | System and method for global-to-local shape matching for automatic liver segmentation in medical imaging A method for automatically segmenting a liver in digital medical images includes providing a 3-dimensional (3D) digital image I and a set of N training shapes {φi}i=1, . . . , N for a liver trained from a set of manually segmented images, sele... | 03/06/2012 |
| 8131035 | Cell analysis using isoperimetric graph partitioning A computer implemented method for differentiating between elements of an image and a background includes inputting an image comprising pixels forming a view of the elements and a background, providing a model for assigning a probability of belonging to a predefined ... | 03/06/2012 |
| 8126279 | Lifting-based view compensated compression and remote visualization of volume rendered images A method for compressing 2D images includes determining a depth map for each of a plurality of sequential 2D images of a 3D volumetric image, determining coordinate transformations the 2D images based on the depth maps and a geometric relationship between the 3D vol... | 02/28/2012 |
| 8126273 | Method for reconstructing three-dimensional images from two-dimensional image data A method for reconstructing three-dimensional, plural views of images from two dimensional image data. The method includes: obtaining two-dimensional, stereo digital data from images of an object; processing the digital data to generate an initial three-dimensional ... | 02/28/2012 |
| 8126239 | Registering 2D and 3D data using 3D ultrasound data A fluoroscopy image is registered with data representing a volume, identifying a catheter position relative to a volume represented by preoperative volume data. The catheter position relative to a patient volume represented by data acquired without scanning the cath... | 02/28/2012 |
| 8126232 | System and method for 3D vessel segmentation with minimal cuts A method for segmenting tubular structures in digital medical images includes extracting a subregion from a 3-dimensional (3D) digital medical image volume containing a vessel of interest, identifying potential vessel centerpoints for each voxel in the subregion by ... | 02/28/2012 |
| 8125955 | High-density wireless local area network A data communication system includes an access point and a plurality of stations each for exchanging wireless data communication messages with the access point. At least some of the messages are in a format that includes at least one message header and a plurality o... | 02/28/2012 |
| 8125480 | Flat texture volume rendering A GPU accelerated volume rendering method from flat textures (also known as texture atlas) is disclosed. The method is not restricted to a specific rendering technique. The method is fast as it requires no reordering or copying passes. An image processing system is ... | 02/28/2012 |
| 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 |
| 8111883 | System and method for per-patient licensing of interventional imaging software A method for implementing per-use licensing for image processing software includes acquiring image data from an image scanner. Processed image data is calculated from the image data using an image processing module. The processed image data is exported. The use of t... | 02/07/2012 |
| 8098917 | Automatically updating a geometric model A computer implemented method for automatically updating a geometric model of an object of interest includes determining, automatically, a region of the geometric model for updating according to a update parameter, acquiring data at the region, extracting features f... | 01/17/2012 |
| 8098914 | Registration of CT volumes with fluoroscopic images A method for registering images of multiple modalities includes acquiring first image of a subject using a first modality. A second image of the subject is acquired using a second modality. The first image includes greater structural detail of the subject than the s... | 01/17/2012 |
| 8098911 | Method and system for registration of contrast-enhanced images with volume-preserving constraint A method and system for registering a first image of, for example, a liver and a second image of the liver being contrast-enhanced comprises: deriving a statistical similarity measure between images; deriving a smooth divergence-free vector field derived from a grad... | 01/17/2012 |
| 8098889 | System and method for vehicle detection and tracking A method for vehicle detection and tracking includes acquiring video data including a plurality of frames, comparing a first frame of the acquired video data against a set of one or more vehicle detectors to form vehicle hypotheses, pruning and verifying the vehicle... | 01/17/2012 |
| 8098290 | Multiple camera system for obtaining high resolution images of objects A system and corresponding method for image acquisition are provided, the system including a processor, an imaging adapter in signal communication with the processor for receiving image data from each of a static imaging device and a dynamic imaging device, and a ho... | 01/17/2012 |
| 8095871 | System and method for GUI supported specifications for automating form field extraction with database mapping A GUI (Graphical User Interface) supported specification method for form field extraction and database mapping in a computer system that includes converting a form file into a fixed electronic document format by using a GUI which is used to specify the form file and... | 01/10/2012 |
| 8094909 | Apparatus and method for remotely controlling in real time measurement parameters of a magnetic resonance (MR) scanner Apparatus for remotely controlling parameters of an image scanning apparatus includes a software interface for translating commands from an external application for providing scanner control commands to a scanner control machine for control of the parameters; and th... | 01/10/2012 |
| 8090174 | Virtual penetrating mirror device for visualizing virtual objects in angiographic applications A virtual mirror device for visualizing virtual objects in angiographic applications, having an interactive virtual mirror, a 3D or 4D medical image of a patient's anatomy co-registered with a calibrated 2D X-ray image of the patient's anatomy, and a displaying devi... | 01/03/2012 |
| 8077938 | Diffusion tensor surface visualization A computer implemented method for diffusion tensor visualization includes receiving diffusion weighted image slice data, segmenting a diffusion tensor field from the diffusion weighted image slice data to determine a three-dimensional triangular mesh, and determinin... | 12/13/2011 |
| 8073252 | Sparse volume segmentation for 3D scans A computer readable medium is provided embodying instructions executable by a processor to perform a method for sparse volume segmentation for 3D scan of a target. The method including learning prior knowledge, providing volume data comprising the target, selecting ... | 12/06/2011 |
| 8073244 | Automatic design of morphological algorithms for machine vision The present invention provides a technique for automated selection of a parameterized operator sequence to achieve a pattern classification task. A collection of labeled data patterns is input and statistical descriptions of the inputted labeled data patterns are th... | 12/06/2011 |
| 8073227 | System and method for geometric modeling of tubular structures A method for extracting a centerline of a tubular structure in a digital medical image includes providing a 3-dimensional (3D) digitized medical image having a segmented tubular structure, finding a path in the image between a starting point and every other point in... | 12/06/2011 |
| 8073224 | System and method for two-dimensional visualization of temporal phenomena and three dimensional vessel reconstruction A method for visualizing temporal phenomena and constructing 3D views from a series of medical images includes providing a first time series of digital images of contrast-enhanced blood flow in a patient, each acquired from a same viewing point with a known epipolar... | 12/06/2011 |
| 8073220 | Methods and systems for fully automatic segmentation of medical images Methods and systems dedicated to automatic object segmentation from image data are provided. In a first step a fuzzy seed set is generated that is learned from training data. The fuzzy seed set is registered to image data containing an object that needs to be segmen... | 12/06/2011 |
| 8064708 | Methods and systems for remotely visualizing images A method for remotely visualizing an image on a client includes the steps of rendering a 2D image from image data on a server, applying a 2D wavelet transform to the 2D image on the server to generate a plurality of sub-bands, identifying code blocks of the sub-band... | 11/22/2011 |
| 8064674 | Robust classification of fat and water images from 1-point-Dixon reconstructions Dixon methods in magnetic resonance imaging generate MRI images that may contain at least two tissue components such as fat and water. Dixon methods generate images containing both tissue components and predominantly one tissue component. A first segmentation of a f... | 11/22/2011 |
