3-D Model
3-D Model news and technical articles from Vision Systems Design magazine. Search 3-D Model latest and archived news and articles
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Laser scanner enables 3-D modeling of key impellor at hydroelectric plant
… hydroelectric facility looked for assistance in creating a 3 - D model for a replacement part. Using a handheld laser scanner ..... measurement systems and services, were able to produce a 3 - D model of the original impellor and facilitate the company …
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3-D modeling developer gets grant to populate missing point-cloud regions
… regions based on the pattern in the surrounding area. "Our focus has always been to develop software that can complete a 3 - D model in minutes with only a few mouse clicks. This research grant brings the prospect of accurate city-wide 3-D models …
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Reading the Shapes
Machine-vision algorithm improves 3 - D modeling Structured-light techniques using laser and camera-based ..... the camera and the point cloud data used to reconstruct a 3 - D model of the part. While these systems are often used to reverse-engineer …
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Researchers field an intraoperative display system to navigate the brain
… 10 can adjust the MRI 3 - D model overlay accordingly ..... are stacked to form a 3 - D model . To do so, the workstation ..... Before an overlay of MRI 3 - D modeling can be performed on the ..... location within the MRI 3 - D model (bottom), and tip …
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2-D models perform better for circulatory disease diagnosis
… MA, USA) have developed a prototype tool called HemoVis that can display human arteries in two dimensions from a 3 - D model . Tools for artery visualization in both clinical and research settings commonly use 3-D models that portray the shape …
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Surveillance system integrates visualization
… in an integrated, georeferenced 3 - D model . By Sven Fleck Surveillance systems ..... in an integrated, georeferenced 3 - D model independent of camera views. It ..... with respect to the georeferenced 3 - D model . Besides the tracking unit, an …
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Creating 3-D models with a webcam
During the last few years, many methods have been developed to build a realistic 3 - D model of a physical object, including 2-D/3-D lasers, scanners, projectors, and cameras. This equipment is usually expensive …
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LEADING EDGE VIEWS - 3-D Imaging Advances Capabilities of Machine Vision: Part II
… the changes in the projected pattern on a patient's chest from different perspectives using two cameras, a moving 3 - D model of the chest can be generated. A software-based triangulation method then identifies each of the grid locations …
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Researchers use multiple sources to identify faces
… mathematical algorithms that would make it possible to take features from several video sources and convert them into a 3 - D model from which facial features could be recognized . The system would then be able to identify a shortlist of possible candidates …
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Rice graduate rolls out his own 3-D camera
… to determine pixel depth. The resulting x , y , and z coordinates (3-D point cloud) are then used to reproduce a 3 - D model of the scene. More Vision Systems Issue Articles Vision Systems Articles Archives