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METHOD AND SYSTEM FOR GENERATING MAP DATA FROM AN IMAGE

  • US 20150235447A1
  • Filed: 05/05/2015
  • Published: 08/20/2015
  • Est. Priority Date: 07/12/2013
  • Status: Active Grant
First Claim
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1. A method of generating map data, comprising:

  • capturing an image of a field of view of a user;

    extracting a set of map points based on the captured image;

    identifying respective sets of sparse points and dense points based on the extracted map points;

    performing point normalization of the respective sets of sparse points and dense points;

    generating sparse and dense point descriptors for the respective sets of sparse points and dense points; and

    combining the sparse point descriptors and dense point descriptors to store as map data.

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