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7623137 |
Successive-convolution-compositing technique for rendering translucent surfaces
One embodiment of the present invention provides a system that uses a successive-convolution technique to render a set of visible sprites which are visible through a translucent surface. During...
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7620235 |
Device for scanning three-dimensional objects
A scanning system and method for constructing a three-dimensional model of an object, the scanning system comprising: a scanning device ( 2 ) and a scanning template member ( 4 ). The scanning...
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7616214 |
Method and apparatus for generating characteristic data of illumination around image display device
A method of generating illumination characteristic data around an image display device, includes: obtaining predetermined illumination characteristic data around the image display device; and...
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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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7616211 |
Rendering processor, rasterizer and rendering method
A shader sends a “completely full” signal to a buffer control unit when a head pixel in a first pass input from a DDA arrives at a final stage of a pipeline process. When the head pixel in the...
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7616202 |
Compaction of z-only samples
Methods and systems for processing fragment groups are described. Fragment groups that include z-only pixels are accessed. A z-only pixel has associated therewith two or more z-values instead of a...
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7616201 |
Casting shadows
A method, apparatus, and article of manufacture are configured to cast a shadow for a two-dimensional vector geometry. A two-dimensional computer-generated rendering comprised of vector geometry is...
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7616198 |
System and computer-implemented method for modeling the three-dimensional shape of an object by shading of a two-dimensional image of the object
A computer graphics system generates a three-dimensional model of an object in an interactive manner under control of an operator. An initial model for the object to be modeled is displayed to the...
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7616151 |
Reducing scattering center data using magnitude-based reduction
A method to reduce scattering centers (SC) includes receiving a set of SC data points representing an object. The method also includes reducing SC data points associated with a first region based...
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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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7609265 |
Graphics image rendering with radiance self-transfer for low-frequency lighting environments
Real-time image rendering of diffuse and glossy objects in low-frequency lighting environments captures soft shadows, interreflections, and caustics. As a preprocess, a global transport simulator...
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7609264 |
Shell radiance texture function
A shell radiance texture function (SRTF) is defined to record an outgoing radiance from a base volume of an object to be rendered. Using the SRTF, radiance values are precomputed and stored for the...
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7602332 |
Reducing scattering center data using multi-volume aggregation
In one example, a method to reduce scattering centers (SC) includes receiving a set of SC data points associated with an object in three-dimensional space, partitioning the SC data points into a...
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7599814 |
System and method for computing reachable areas
The present invention relates to computing reachable areas given a first point. More specifically, the present invention relates to the computation of an intersection between a first surface and a...
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7598952 |
Three-dimensional image compositing on a GPU utilizing multiple transformations
A method includes identifying a plurality of image elements to be rendered within a three-dimensional image. The method also includes identifying a set of light sources according to which lighting...
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7598951 |
Multiple effect expression method and apparatus in 3-dimension graphic image
A method and apparatus for synthesizing and expressing multiple effects and textures in a 3-dimensional graph image. The method includes: defining nodes in VRML (Virtual Reality Modeling Language),...
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7595800 |
Signal processing device, method, and program
A data processing apparatus and method, where the apparatus includes a region selecting unit configured to select a region corresponding to a pixel of interest, a frequency detector configured to...
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7594174 |
Live preview and selection of font and color sets
Reformatting a previously formatted document. A unique interface allows preview and selection of both a color set and a font set. A color set comprises a plurality of colors defining a color...
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7593022 |
Structure-preserving clone brush
The invention provides tools and techniques for clone brushing pixels in an image while accounting for inconsistencies in apparent depth and orientation within the image. The techniques do not...
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7593017 |
Display simulator
A system for generating and providing a simulated image. Based upon a source image and first parameters for a first display device, the system generates and displays a simulated image on second...
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7593011 |
Light map compression
A technique to reduce the size of a light map using variable sampling is provided. A surface is identified and divided into various regions in accordance with the frequencies associated with the...
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7593009 |
Apparatus and method for reconstructing three-dimensional graphics data
An apparatus and method for reconstructing 3D graphics data is provided. The apparatus includes a parsing unit to parse 3D graphics data, an aligning unit to align objects of a scene graph having...
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7592947 |
Generating radar signatures for multiple objects
In one aspect, a method to generate radar signatures for multiple objects includes performing in parallel a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce...
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7590304 |
Signal processing device, method, and program
An image processing device and method, where the image processing device includes an angle detector configured to detect an angle between a reference axis of data continuity with image data made up...
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7590290 |
Fail safe image processing apparatus
Methods of capturing image pixel data representing a scene may be practiced using a camera and may be implemented as software, such as an application program executing within the camera. The...
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7589741 |
Processing high numbers of independent textures in a 3-D graphics pipeline
Circuits, methods, and apparatus provide for the storage of texture descriptors in a graphics memory. Since the texture descriptors are stored in a graphics memory, they do not need to be stored in...
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7589725 |
Soft shadows in dynamic scenes
The present soft shadowing technique pre-computes visibility of blockers using a log of a spherical harmonic visibility function. These logs can then be accumulated and exponentiated in real-time...
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7589724 |
Successive-convolution-compositing technique for rendering soft shadows
One embodiment of the present invention provides a system that uses a successive-convolution technique to render shadows produced by a set of shadowing sprites onto a shadowed sprite. During...
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7589723 |
Real-time rendering of partially translucent objects
Rendering of a partially translucent object is performed using a set of parameter maps derived from data measuring reflectance and transmittance of light received at the surface of the partially...
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7589722 |
Method and apparatus for generating compressed stencil test information
A method for rendering pixels for display includes generating stencil values on a per pixel basis for storage in stencil buffer memory; selecting a group of stencil values that represent a block of...
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7583307 |
Autostereoscopic display
In a stereoscopic display system, comprising a display and a lens array, it is difficult to manufacture the lens array with lens spacing at high accuracy as designed, and it is also difficult to...
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7583264 |
Apparatus and program for image generation
An image processing program creates a gradation of a sharp edge shadow and a gradation of subtle colors. The program causes a computer to perform a step in which a diffuse reflection from a first...
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7583263 |
System and method for transparency rendering
A system, method, and computer program product that accepts raw polygon geometry and view parameters from the visualization API, sorts the polygons in back-to-front order, and then supplies the...
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7582016 |
Game system and game program
In a game system in which two related virtual game spaces are separately displayed on a first display device and a second display device, an object, contained in a first game space represented by a...
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7580816 |
Apparatus and methods for creating sketch-based eggcrate substructures for composite parts
Apparatus and methods of creating sketch-based eggcrate substructures for manufacturing composite parts are disclosed. In one embodiment, a method of creating a design includes providing an input...
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7573493 |
Four color arrangements of emitters for subpixel rendering
Novel three-color and four-color subpixel arrangements and architectures for display and the like are herein disclosed. Novel techniques for subpixel rendering on the above subpixel arrangements...
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7573475 |
2D to 3D image conversion
A method of creating a complementary stereoscopic image pair is described. The method includes receiving a first 2D image comprising image data, where the first 2D image is captured from a first...
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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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7570267 |
Systems and methods for providing an enhanced graphics pipeline
An enhanced graphics pipeline is provided that enables common core hardware to perform as different components of the graphics pipeline, programmability of primitives including lines and triangles...
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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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7567248 |
System and method for computing intersections between rays and surfaces
A system and method provide for determining in a computer system the intersections between a plurality of rays residing in three dimensional (3D) space and one or more surface elements residing in...
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7567205 |
Dynamic ray traversing
In one aspect, a method to generate radar signatures for multiple objects in motion, includes performing a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce...
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7566273 |
Game system and image generating method
An objective of the present invention is to provide a game system, program and image generating method which can generate a more realistic image with reduced processing load by using an alpha value...
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7564460 |
Systems and methods for providing intermediate targets in a graphics system
Systems and methods for utilizing intermediate target(s) in connection with computer graphics in a computer system are provided. In various embodiments, intermediate memory buffers in video memory...
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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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7564456 |
Apparatus and method for raster tile coalescing
A graphics pipeline rasterizes primitives and generates a stream of groups of pixels, such as a stream of pixel quads. A tile coalesce unit received the stream of groups of pixels and generates...
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7561171 |
Control apparatus and method for image display
A detection unit which includes an image display panel, brightness averaging unit, scene changeover detection unit, and brightness suppression unit in order to provide an image display apparatus...
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7554604 |
Method and apparatus for simulating the scenes of image signals
The present invention relates to a method for simulating the scenes of image signals, which comparing different image signals in alternation time to decide the emitting type and the emitting...
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7548243 |
Dynamic scene descriptor method and apparatus
A method for rendering a frame of animation includes retrieving scene descriptor data that specifies at least one object, wherein the object is associated with a first database query, wherein the...
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7548238 |
Computer graphics shader systems and methods
Methods and systems are described that unite various shading applications under a single language, enable the simple re-use and re-purposing of shaders, facilitate the design and construction of...
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