IMAGE-BASED SURFACE TRACKING
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Accused Products
Abstract
A method of image-tracking by using an image capturing device (12). The method comprises: performing an image-capture of a scene (54) by using an image capturing device; and tracking movement (62) of the image capturing device (12) by analyzing a set of images by using an image processing algorithm (64).
5 Citations
70 Claims
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1-50. -50. (canceled)
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51. A method of image-based positioning comprising:
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(A) performing image-recording of a scene by using an image capturing device (B) performing an initial image analysis to determine suitability of recorded images (C) obtaining a set of depth data of said scene by pre-surveying said scene; (D) using scene understanding techniques to discard unsuitable regions of images of broadly defined features for tracking, wherein said broadly defined features are selected from the group consisting of; points;
representations of regions; and
representations of contours;and (E) tracking movement of said image capturing device by analyzing a set of suitably recorded images. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70)
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Specification