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7616213 |
System and method for real-time co-rendering of multiple attributes
Systems and methods for enhancing the combined image of multiple attributes without comprising the image of either attribute. The combined image of the multiple attributes is enhanced for analyzing...
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7616199 |
System and method for interleaved slice volume rendering
A method for volume rendering a digitized image includes providing a digitized 3-dimensional image with a plurality of 2-dimensional slices comprised of a plurality of intensities corresponding to...
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7612773 |
Apparatus and method for rendering for display forward-looking image data
An apparatus and method for rendering for display forward-looking image data. The apparatus includes rendering for display image data from a forward-looking conical section of tissue collected by...
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7609893 |
Method and apparatus for producing classifier training images via construction and manipulation of a three-dimensional image model
A system ( 400 ) for generating training images for a pattern recognition classifier ( 54 ) from three-dimensional image data representing an output class comprises a model constructor ( 404 ) that...
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7589721 |
Method for interactive segmentation of a structure contained in an object
The invention relates to a method for the interactive segmentation of a structure contained in an object from a three-dimensional image of the object. In an expansion mode a region expansion...
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7586494 |
Surface detail rendering using leap textures
The present surface detail rendering technique provides an efficient technique for applying a mesostructure to a macrostructure for an object that minimizes the amount of memory required for...
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7580952 |
Automatic digital image grouping using criteria based on image metadata and spatial information
An automatic digital image grouping system and method for automatically generating groupings of related images based on criteria that includes image metadata and spatial information. The system and...
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7576741 |
Method, computer program product, and device for processing projection images
A method for improving the quality of a projection image. The method includes setting a plurality of rays that pass through voxels. Each ray corresponds to a pixel. The method further includes...
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7576740 |
Method of volume visualization
The present invention relates to a method of volume visualization in which volumetric data is provided, the volumetric data having first voxels belonging to a reference surface. Second voxels of...
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7570804 |
Apparatus and method for determining stereo disparity based on two-path dynamic programming and GGCP
Provided is an apparatus and method for determining stereo disparity based on two-path dynamic programming and GGCP. The apparatus includes a pre-processing unit for analyzing texture distribution...
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7567258 |
Hardware-accelerated anti-aliased vector graphics
In order to render a primitive, the primitive is subdivided into trapezoids and triangles. The subdivision occurs using scanline-aligned lines. These simple scanline-aligned regions are further...
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7567246 |
Image processing apparatus, image processing method, and image processing program
This invention provides an apparatus and the like, which render an object from a predetermined view direction by a method using microfacet billboarding using 2D images obtained by photographing an...
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7564457 |
Shot shading method and apparatus
A method for a computer system includes determining first shading results associated with a geometric object in response to first shading computations and first shading data associated with the...
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7554541 |
Widgets displayed and operable on a surface of a volumetric display enclosure
The present invention is a system that places 2D user interface widgets in optimal positions in a 3D volumetric display where they can be easily used based on the knowledge user have about...
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7538767 |
Adaptive span computation during ray casting
Adaptive span computation when ray casting is presented. A processor uses start point fractional values during view screen segment computations that start a view screen segment's computations a...
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7532215 |
Image generating apparatus, image generating method and image generating program
An image generating apparatus for generating a visual field image seen from a photographed person who is photographed in at least one part of plural two-dimensional images, based on the plural...
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7532214 |
Automated medical image visualization using volume rendering with local histograms
Methods and apparatus are configured to provide data to render (medical) images using direct volume rendering by electronically analyzing a medical volume data set associated with a patient that is...
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7532133 |
Methods and apparatuses for generating and recovering 3D compression data
A method of generating three-dimensional (3D) compression data, and an apparatus to perform the method, the method including generating configuration information of the 3D compression data;...
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7529431 |
Method and device for reconstructing and representing multidimensional objects from one-dimensional or two-dimensional image data
The method/device reconstructs/represents multidimensional objects from one- or two-dimensional image data based on recordings of one- or two-dimensional partial image areas, wherein...
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7528833 |
Three-dimensional data controller and three-dimensional data processor
A three-dimensional data controller controls voxel data by distributing the voxel data to hierarchical nodes. The three-dimensional data controller stores combination patterns, each representing...
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7525543 |
High performance shading of large volumetric data using screen-space partial derivatives
A method and system for shading large volumetric data sets using partial derivatives computed in screen-space. The method and system provide a fast and efficient shading a large datasets. Screen...
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7522164 |
Using self-adjustable three-dimensional matrix to simplify the construction of a complex 3D scene
The aspects of the present invention provide for a computer implemented method, apparatus, and computer usable program code for adding a new virtual object into a virtual scene having at least one...
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7511711 |
Method for locating an impact on a surface and device therefor
Apparatus and methods for locating an impact point on a surface of an object. The object is provided with an acoustic sensor that senses the impact from the acoustic waves that are generated when...
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7505037 |
Direct volume rendering of 4D deformable volume images
A method and system are presented for direct volume rendering of a deformable volume dataset that represent an object in motion. An original 3D image dataset of the object is acquired at an initial...
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7502025 |
Image processing method and program for visualization of tubular tissue
A virtual ray makes one revolution around an imaginary path with an umbrella-like elevation angle θ kept constant with respect to the imaginary path to thereby generate a projected image. When the...
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7489809 |
Interactive virtual endoscopy
The invention relates to a method for processing of a three-dimensional image data set, wherein the three-dimensional image data set is converted to a data set suitable for a two-dimensional image...
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7483023 |
Model based adaptive multi-elliptical approach: a one click 3D segmentation approach
A seed point is selected inside a structure that is to be segmented in image data. An adaptive model is defined around the seed point, and a preprocessing filter is applied only within the bounding...
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7471291 |
Apparatus and method for real-time volume processing and universal three-dimensional rendering
An apparatus and method for real-time volume processing and universal three-dimensional rendering. The apparatus includes a plurality of three-dimensional (3D) memory units; at least one pixel bus...
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7468730 |
Volumetric hair simulation
A volumetric representation of a hair simulation model determines collective hair attributes. To determine inter-hair collisions, vertices include average velocities of the adjacent portions of the...
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7463262 |
Image processing apparatus and method
A plurality of position data are input, which indicate the position of an observation target defined in a three-dimensional space, on its three-dimensional image, which is viewed from a...
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7446766 |
Multidimensional evidence grids and system and methods for applying same
A method of generating an evidence grid representing an environment comprises the steps of collecting a set of stereo images at multiple locations within the environment using stereo sensors, and...
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7444013 |
Method and apparatus for recovering depth using multi-plane stereo and spatial propagation
An image processing system recovers 3-D depth information for pixels of a base image representing a view of a scene. The system detects a plurality of pixels in a base image that represents a first...
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7443394 |
Method and apparatus for rendering of complex translucent objects using multiple volumetric grids
Rendering methods include receiving a 3D object including adjacent first and second objects, determining surface illumination for points on the first and second objects, associating first and...
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7440819 |
Animation system for a robot comprising a set of movable parts
The object of the invention is to make the movable parts of a robot reproduce the movement of the movable parts of an animated object, via the transmission of movement parameters to the robot in a...
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7436404 |
Method and apparatus for rendering of translucent objects using volumetric grids
A method for rendering an object includes determining illumination values for surface points on the object, associating a grid including vertices and voxels with the object, determining...
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7430323 |
Method and apparatus for 4-dimensional image warping
A method of atlas mapping and an apparatus for image mapping are provided. The method includes generating a four dimensional template, linearly transforming the four dimensional representation of a...
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7423640 |
Method and system for panoramic display of medical images
A method for displaying a medical image comprises selecting a point in a medical image, creating a panoramic digital image by propagating a plurality of rays from said selected point, wherein said...
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7417636 |
Method and apparatus for automatic setting of rendering parameter for virtual endoscopy
A method for automatically setting a rendering parameter for a virtual endoscope for rendering images for virtual endoscopy, comprises deriving a data set corresponding to an inside view of a...
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7412363 |
Volume body renderer
Irregular volumes within one or more three-dimensional volume datasets are identified and extracted in response to criteria. The processing involves automatically finding a seed voxel or seed cell...
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7405734 |
Method and system for presenting three-dimensional computer graphics images using multiple graphics processing units
The present invention provides a method and system for presenting three-dimensional computer graphics images using multiple graphics processing units. The dimensions of the scene to be rendered are...
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7400331 |
Apparatus and methods for texture mapping
The invention provides texture mapping techniques that facilitate interactive painting of a three-dimensional virtual surface by a user in object space, without requiring global parameterization....
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7397475 |
Interactive atlas extracted from volume data
A computer-implemented method for building an atlas includes providing a volume data for a plurality of bones, segmenting, individually, the plurality of bones from the volume data, storing...
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7388584 |
Method and program for determining insides and outsides of boundaries
A method for determining insides and outsides of boundaries includes an external data input step of inputting external data constituted by boundary data of objects, a cell division step of dividing...
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7379062 |
Method for determining a path along a biological object with a lumen
A path between specified start and end voxels along a biological object with a lumen, such as a vessel, within a patient image three-dimensional volume data set comprising an array of voxels of...
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7372462 |
Three-dimensional geometry processing system and method for CAD apparatus restricted in surface representations to import solid data
A three-dimensional geometry processing system and method for converting boundary representations solid data in a first format into output solid data in a second format which includes a surface...
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7372459 |
Method for storing layers' information of a layers-made object
A method for storing and displaying a layers' information of a layer-made object, comprising: (a) forming a layer-image of each layer of said object layers, wherein said layer image is a real...
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7365745 |
Method of rendering a surface from a solid graphical image
A method for transforming solid, three-dimensional image data into three-dimensional surface data first smoothes the surface of the solid image by removing extraneous voxels both attached to main...
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7362329 |
Occlusion culling for object-order volume rendering
Computerized systems and methods provide occlusion culling for efficiently rendering a three dimensional image. The systems and methods calculate a set of occluder shields in a voxel dataset using...
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7355598 |
System and method for fast generation of high-quality maximum/minimum intensity projections
A method for rendering a volumetric image includes providing a digitized volumetric image comprising a plurality of intensities corresponding to a domain of points in a 3-dimensional space, casting...
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7355597 |
Method, apparatus and computer program product for the interactive rendering of multivalued volume data with layered complementary values
Described is a system, method and computer program product for rendering volumetric multivalued primary data. The system includes a rendering engine having an input coupled to a source of...
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