Matches 151 - 200 out of 275 < 1 2 3 4 5 6 >
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6816629 Method and system for 3-D content creation  
The present invention provides a method and system for generation of 3-D content from 2-D sources. In particular, the present invention provides a method for determining a point cloud from one or...
6813373 Image segmentation of embedded shapes using constrained morphing  
An imaging system and method enables 3-D direct segmentation from a series of spatially offset 2-D image slices in a volume scan. The algorithm first smoothes and preserves the interface edges of...
6801641 Three dimensional face identification system  
A three-dimensional (3-D) facial imaging system is disclosed for generating facial images, indexing those images by composite codes and for searching for similar two-dimensional (2-D) facial...
6792370 Sensor calibration apparatus, sensor calibration method, program, storage medium, information processing method, and information processing apparatus  
A calibration information calculation unit 340 calculates the first coordinate positions of feature points included in images obtained by an image sensing apparatus at timings from an instruction...
6775028 Non-linear method of mapping the lightness and chroma of a display device gamut onto a printing device gamut  
A method of mapping an input color gamut of an input device onto an output color gamut of an output device includes establishing a threshold chroma value in the input color gamut. For first input...
6771809 Method and system for registering data  
In accordance with a specific embodiment of the present invention, an image is projected upon a surface. The image can include a pattern having a plurality of individual shapes used to measure and...
6771840 Apparatus and method for identifying the points that lie on a surface of interest  
An apparatus and method are described that allow a surface of interest to be defined by the selection of a seed point that lies on the surface of interest. When a single seed point is defined,...
6771810 System and method for estimating the epipolar geometry between images  
The present invention is embodied in a system and method for estimating epipolar geometry, in terms of a fundamental matrix, between multiple images of an object for stereo vision processing. The...
6760488 System and method for generating a three-dimensional model from a two-dimensional image sequence  
A system for generating a three-dimensional model of an object from a two-dimensional image sequence. According to one embodiment, the system includes an image sensor for capturing a sequence of...
6757445 Method and apparatus for producing digital orthophotos using sparse stereo configurations and external models  
A method and system for producing digital orthophotos from imagery acquired as full or sparse stereo. The orthophotos can be produced in a variety of map coordinate systems without the need to...
6754400 System and method for creation, processing and visualization of omni-directional images  
A system and method for digitally rendering omni-directional images includes capturing images of a region 360 degrees about an origin point in a single plane, and assembling the images in a digital...
6751344 Enhanced projector system for machine vision  
A method for optically scanning a subject having a three-dimensional surface contour includes illuminating the subject with a matrix of discrete two-dimensional image objects such as a grid of...
6744932 System and method for mapping a surface  
In accordance with a specific embodiment of the present invention, an image is projected upon a surface. The image can include a pattern having a plurality of individual shapes used to measure and...
6744914 Method and system for generating a three-dimensional object  
In accordance with a specific embodiment of the present invention, an image is projected upon a surface. The image can include a pattern having a plurality of individual shapes used to measure and...
6741757 Feature correspondence between images using an image pyramid  
Feature correspondence between images using an image pyramid is disclosed. In one embodiment, a fundamental matrix between a first and a second image is generated from the image pyramid. The image...
6741728 Footwear sizing database method  
A footwear database system receives precision three dimensional foot image data of imaged feet of human beings, and receives precision footlast 3D image data from footwear manufacturers for storage...
6728422 Method and apparatus for producing a 3-D image from a 2-D image  
A two-dimensional image contains a number of objects, which are represented in layers from front to rear, perpendicularly with respect to the two-dimensional image plane. Each object is defined by...
6717586 Apparatus, method, program code, and storage medium for image processing  
An accumulation buffer is cleared (S 501 ), an real image is input (S 502 ), a color buffer is cleared (S 503 ), and the real image is drawn in the color buffer (S 504 ). Then the viewpoint...
6714672 Automated stereo fundus evaluation  
A computer-implemented method and system for adjustment and matching of stereoscopic images ( 206, 208 ) of the eye fundus ( 106 ). Illumination errors between the images are eliminated, such as by...
6714694 Method for sliding window image processing of associative operators  
A method for implementing sliding-window image processing for associative operators such as MIN, MAX, AND, and OR is disclosed. For one dimension, the present method divides the image into blocks...
6704041 Image processing method, apparatus and memory medium therefor  
There is provided an image combining apparatus comprising an image input unit for entering photographed images, an image memory for temporarily storing the entered images, a corresponding point...
6697538 Apparatus for producing a flattening map of a digitized image for conformally mapping onto a surface and associated method  
A computerized apparatus and associated method and program code on a storage medium, for producing a flattening map of a digitized image. This image may be initially synthetically produced as...
6687393 Efficient methods and apparatus for resampling three dimensional datasets  
In one form, the present invention is a method for rapidly resampling a three-dimensional volume of data to permit efficient interactive viewing and visualization of the data is provided in which a...
6687399 Stereo synchronizing signal generator for liquid crystal shutter glasses  
A stereo synchronizing signal generator for liquid crystal shutter glasses is provided. The stereo synchronizing signal generator includes a signal generating unit to generate preliminary...
6674892 Correcting an epipolar axis for skew and offset  
Cameras ( 10, 12 ) produce first and second images ( 14, 16 ) of an object ( 18 ) from different viewpoints. An image partitioning module ( 54 ) partitions the images ( 14, 16 ) into a plurality of...
6661914 Method of reconstruction of tridimensional scenes and corresponding reconstruction device and decoding system  
The invention relates to a new method of reconstruction of tridimensional scenes. While conventional methods are often limited to the 3D reconstruction of the bounding volume of the concerned...
6643396 Acquisition of 3-D scenes with a single hand held camera  
The acquisition of 3-D scenes by a single hand-held camera is disclosed. The camera is preferably mounted on a lens attachment with four mirrors, enabling stereo capturing of the scene. The signal...
6631364 Method of searching 3-Dimensional images  
In the past, databases containing three dimensional images were searched by keywords and indexes. For such functionality a set of keywords must be associated with each image. This is not a dynamic...
6614921 3-D localization of clustered microcalcifications using cranio-caudal and medio-lateral oblique view  
A method using CC and MLO views localized in a display in 3-D as a breast virtual model, incorporating, feature capturing using gradient, energy and entropy codes, calibration classification...
6584219 2D/3D image conversion system  
A 2D/3D image conversion system includes target phase value calculating means for calculating a target phase value per parallax calculation region based on a dynamic range of a preset target phase...
6580557 Single lens instantaneous 3D image taking device  
The present invention discloses a single lens instantaneous 3D image taking device for the application in digital image taking. The digital image taking device contains a lens, an aperture disk and...
6580821 Method for computing the location and orientation of an object in three dimensional space  
A method for computing the location and orientation of an object in three-dimensional space. The method comprises the steps of: (a) marking a plurality of feature points on a three-dimensional...
6574360 Accelerated occlusion culling using directional discretized occluders and system therefore  
An occlusion culling method for image processing and system therefor. The culling method first determines which polygons are hidden, or occluded, by other objects. These hidden or occluded polygons...
6574376 Arithmetic unit for image transformation and monitoring system  
An arithmetic unit for image transformation for transforming a fisheye image obtained by using a fisheye lens into a plane image for display, comprising: a first coordinate calculating unit for...
6556705 System and method for aligning a locally-reconstructed three-dimensional object to a global coordinate system using partially-detected control points  
A system and method are described for aligning a locally-reconstructed three-dimensional object, whose local reconstruction is relative to a local coordinate system, to a global coordinate system...
6549639 Body part imaging system  
An imaging system places an object upon a background pattern of regular repetitive marks and records a 2D image that is then processed for determining where in the image the repetitive marks are...
6546153 Method for image processing  
A method for image processing, especially for converting a two-dimensional image of a three-dimensional real subject into a three-dimensional representation of the same three-dimensional real...
6545673 Three-dimensional CG model generator and recording medium storing processing program thereof  
The present invention provides a three-dimensional CG model generator allowing input assistance for matching a supplied actually captured image and a basic model to be simplified so that a...
6529627 Generating 3D models by combining models from a video-based technique and data from a structured light technique  
A 3D modeling system employing a commercially available structured light source is disclosed. The light source projecting a light stripe is swung manually across an object or a particular area of...
6529626 3D model conversion apparatus and method  
The invention provides a 3D model conversion method and device, with which a precise face configuration can be performed even when there is occlusion, and which is easy to operate for the user....
6519354 Method and apparatus for projecting MR angiographic data  
The present invention creates detailed 2D images from 3D sets of angiographic data. First, a 3D set of angiographic data is acquired. Next, one determines from which perspective they wish to view...
6519359 Range camera controller for acquiring 3D models  
A method of acquiring a three-dimensional surface image of an object using a range camera automatically calculates an optimal number of scans. The optimal number of scans is calculated in...
6510241 Process for reconstructing a three-dimensional image of an object  
The process comprises a calibration of the apparatus, in which a virtual volume surrounding the object is generated and broken down into voxels, an acquisition of the set of numbered projected...
6507665 Method for creating environment map containing information extracted from stereo image pairs  
A technique of synthesizing a panoramic environment map containing intensity and range information of a scene, which includes estimation of orthographic range from a plurality of pairs of stereo...
6501848 Method and apparatus for three-dimensional reconstruction of coronary vessels from angiographic images and analytical techniques applied thereto  
A method for in-room computer reconstruction of a three-dimensional (3-D) coronary vascular tree from routine biplane angiograms acquired at arbitrary angles and without using calibration objects....
6496597 Generating image data  
Image data is generated by a process of radiosity, wherein a plurality of elements are defined in three dimensional space. Selected elements are set as being non-occluding and light emission values...
6483950 Determining a depth  
A three-dimensional image is derived from two-dimensional images. At least one of the two-dimensional images has a predetermined number of pixels. Depth measurements are derived from the...
6483644 Integral image, method and device  
A method according to preparing an integral image from an interwoven image is provided. The interwoven image is prepared by interweaving at least two source images which have been divided into...
6466686 System and method for transforming fingerprints to improve recognition  
A system and method reduces the amount of variation in a fingerprint image due to distortion from elastic deformation of the finger surface and projection onto a planar coordinate system. The...
6456287 Method and apparatus for 3D model creation based on 2D images  
A method in accordance with the invention comprises the step of providing a) pixel array and a computer model of a geometric surface, and b) providing a second array (a Z array) containing...
Matches 151 - 200 out of 275 < 1 2 3 4 5 6 >