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7545372 Method and system for imaging a patient's teeth arrangement  
The invention provides a method and system for obtaining a three-dimensional representation of a patient's teeth arrangement. A three-dimensional physical teeth model is provided, having a surface...
7542035 Method for interactively viewing full-surround image data and apparatus therefor  
A method of modeling of the visible world using full-surround image data includes steps for selecting a view point within a p-surface, selecting a direction of view within the p-surface, texture...
7542036 Level set surface editing operators  
The present invention is level set system for implementing interactive editing operators for surfaces. Level set models are deformable implicit surfaces where the deformation of the surface...
7538764 System and method to obtain surface structures of multi-dimensional objects, and to represent those surface structures for animation, transmission and display  
Four related but independent aspects are described: (1) a method and a system to derive mesh surface descriptions (also called connectivity-wireframes) and material properties from objects...
7539606 System and method for efficiently simulating and imaging realistic water surface and other effects  
Water surface and other effects are efficiently simulated to provide real time or near real time imaging on low-capacity computer graphics computation platforms. Water and other surfaces are...
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...
7535475 Virtual view tree  
A virtual view tree for representing a document. A virtual view tree is maintained by an application, rather than a renderer (e.g., graphics rendering library) called upon by the application to...
7535469 Apparatus and method for creating three-dimensional caricature  
The present invention relates to an apparatus and method for creating a three-dimensional caricature, and more particularly, to an apparatus and method for creating a three-dimensional caricature...
7528839 Faster clears for three-dimensional modeling applications  
A graphics processing subsystem defines a bounding area as the portion of the display buffer and other memory buffers occupied by one or more rendered objects. When clearing the memory buffers,...
7528831 Generation of texture maps for use in 3D computer graphics  
A plurality of texture maps for a 3D computer model of an object are generated by processing images of the object, data defining the computer model, and data defining the relative positions and...
7528830 System and method for rendering 3-D images on a 3-D image display screen  
A system includes a 3-D display device with a display screen, an addresser for addressing the 3-D screen, and a renderer having an input for a 3-D model and an input for at least one viewpoint for...
7526131 Image processing apparatus and methods  
A method is provided of processing digital image data representing an image of an object to determine data representing a boundary for said object, the method comprising: inputting said image data;...
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...
7523117 Method for data clustering and classification by a graph theory model—network partition into high density subgraphs  
A computer based method is provided for clustering related data representing objects of interest and information about levels of relatedness between objects. A weighted graph G is established on a...
7522165 Method and system for a computer-rendered three-dimensional mannequin  
A human body is three-dimensionally reproduced to create a computer-rendered model. The model is dynamically manipulable to adjust or customize the dimensions of the model to specified...
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...
7522163 Method and apparatus for determining offsets of a part from a digital image  
A method for image recognition of a material object that utilizes graphical modeling of the corner points of a vertex which includes projecting a point on a digital display to an inward depth, a...
7518606 System and method for generating curved pipe objects for computer aided design models  
One embodiment of the invention provides a method for generating a curved pipe object in a computer-aided design drawing where the geometry of a curved pipe object is generally represented as a...
7519603 Efficient data structure  
In one embodiment, the present invention is directed to a data structure for representing a spatial region. The data structure comprises a hierarchical arrangement of nodes associated with a...
7515153 Map generation device, map delivery method, and map generation program  
To provide a map generation device according to the present invention which extracts a polygon shape of a building having a complex upper portion structure from a wide area image. The map...
7508389 Computer-aided selection method for a portion of a volume  
A computer is provided with polyhedron corners. The computer uses the polyhedron corners to automatically determine the corresponding polyhedron edges and polyhedron areas and thus a closed...
7509241 Method and apparatus for automatically generating a site model  
A method and apparatus for automatically combining aerial images and oblique images to form a three-dimensional (3D) site model. The apparatus or method is supplied with aerial and oblique imagery....
7499050 Method and system for mesh-free analysis of general three-dimensional shell structures  
A method, system and computer program product pertained to engineering analysis of a general three-dimensional (3-D) shell structure using the mesh-free technique is disclosed. The structural...
7495662 Part design system using a context-free grammar  
A declarative system for designing parts or assemblies of parts is based on a history-based design system ( 40 ), which has a storage format with primitives and operations; a modeled object is...
7492364 System and method for creating and updating a three-dimensional model and creating a related neutral file format  
The present invention discloses a method for building, defining, and storing features in an application neutral format comprising building a feature based on a feature class, wherein the feature...
7492927 Facial image processing methods and systems  
In the described embodiment, methods and systems for processing facial image data for use in animation are described. In one embodiment, a system is provided that illuminates a face with...
7492476 Image processing apparatus  
Customer computer processing apparatus ( 2, 4 ) are connected to a service apparatus ( 6 ) via the Internet ( 8 ). Service apparatus ( 6 ) processes requests and payment details from a customer...
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...
7489313 Method of segmenting a three-dimensional data set allowing user corrections  
The invention relates to a method of segmenting a three-dimensional structure from a three-dimensional, and in particular medical, data set while making allowance for user corrections. The method...
7487063 Three-dimensional modeling from arbitrary three-dimensional curves  
The present invention relates to a method and a system for creating three-dimensional models of objects from sets of arbitrary three-dimensional entities obtained from target surfaces. It also...
7483024 Accelerated ray-object intersection  
An original mesh is provided with a bounding surface and a convex hull surface. A first tessellation links the convex hull to the original mesh, and a second tessellation links the bounding surface...
7479959 Geometric modeling system with intelligent configuring of solid shapes  
A computer program product ( 190 ), and a geometric modeling system which executes the program, provides a visual depiction of a three dimensional object upon a display device ( 158 ). The program...
7479958 Image generating device and image generating method  
An image generating device for forming a behind object prepared with polygon data as a part of the background of a virtual three-dimensional space and generating images of the movement of a...
7477251 System for acquiring profile information from three-dimensional profile data, its method and computer software program  
In order to circumvent the problems above, the present invention aims to expand the scope of the usage of the information included in three-dimensional shape data by acquiring the shape information...
7468725 Method and apparatus for describing solid shapes, and CAD/CAM system which employs the method  
Disclosed is a solid shape describing apparatus provided with a function for defining both absolute coordinate system and floating coordinate system, a function for describing a relationship...
7466314 Resolution-independent surface rendering using programmable graphics hardware  
Surfaces defined by a Bézier tetrahedron, and in particular quadric surfaces, are rendered on programmable graphics hardware. Pixels are rendered through triangular sides of the tetrahedra and...
7463261 Three-dimensional image compositing on a GPU utilizing multiple transformations  
A method includes performing a first transform operation with respect to an image element to transform the image element from an object space, defined by an object coordinate system, to an...
7463258 Extraction and rendering techniques for digital charting database  
Disclosed is a method for extracting and rendering data from digital charting databases. The software method integrates and combines bathymetric/topographic data from several sources into a stream...
7463263 Declarative specification of model visualizations  
Techniques for generating a visual representation for a model representation in a manner whereby the model representation is not coupled to the visual representation. An abstract representation is...
7460952 Navigation apparatus, and data processing method and computer program used therewith  
A navigation apparatus displays navigation information generated based on map information. The apparatus includes a positional information acquiring section for acquiring positional information, a...
7457444 Method and apparatus for fast automatic centerline extraction for virtual endoscopy  
A method for automatic centerline extraction for a virtual endoscopy image of an organ having a boundary surface includes centering on selected points of an initial path through the image, which is...
7456831 Method for generating 3D mesh based on unorganized sparse 3D points  
Provided is a method for generating a three-dimensional (3D) mesh based on unorganized sparse 3D points to generate a mesh model that displays a 3D surface by using unorganized sparse 3D points...
7453457 Computer graphics using coarse level meshes  
Computer graphics systems, devices and methods adapted to enable display and/or storage of human-perceptible images on a display, device include an arrangement for generating a coarse level mesh...
7452275 Game device, game controlling method and program  
A positional relationship between image capturing means and a player is properly adjusted before a game is started. An image of a player P is captured by a camera unit 42 , and from this image the...
7453455 Image-based rendering and editing method and apparatus  
A method and apparatus removing redundant data of a simple texture model, using an extended depth image, and an image-based editing method and apparatus. The method involves calculating normal...
7450119 Method and system for developing image processing applications  
The described method relates to the delelopment of image processing applications. In order to facilitate the development of image processing applications the described method provides a plurality...
7446765 Method for generation of a three-dimensional terrain model with the assistance of object-oriented vector data  
A method for generating a three-dimensional terrain model while using object-oriented vector data that contain supporting points, which describe the terrain, of position values indicating at least...
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...
7443393 Method, system, and program product for re-meshing of a three-dimensional input model using progressive implicit approximating levels  
A method, system and program product for re-meshing of a three-dimensional (3D)input model using progressive implicit approximating levels are provided. Specifically, an initial quadrilateral mesh...
7444195 System and method for morphable model design space definition  
A method, system, and apparatus for preparing geometric models for use in a design tool are disclosed. The method comprises generating a first base shape model, separating the first base model into...