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Feature information management apparatuses, methods, and programs

  • US 8,184,861 B2
  • Filed: 03/11/2008
  • Issued: 05/22/2012
  • Est. Priority Date: 03/30/2007
  • Status: Active Grant
First Claim
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1. An feature information management apparatus comprising:

  • a memory that stores a plurality of target types, each target type having recognition attribute information indicating a likelihood that the target type will be recognized based on a type of road or a type of area, and each target type having success or failure information indicating a success or failure of image recognition of the target type in the past;

    a controller that;

    acquires vehicle position information indicating a current position of a vehicle;

    acquires image information in a vicinity of the vehicle;

    acquires road attribute information about a road on which the vehicle is traveling, the road attribute information acquired based on the vehicle position information;

    evaluates the success or failure information of each target type, the evaluation based on the vehicle position information; and

    determines a target type defining a target for image recognition within the image information, the target type being determined based on the acquired road attribute information, the stored recognition attribute information, and the evaluation; and

    performs image recognition of a target feature included in the image information, the target feature being of the determined target type.

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