H:\dxl\Intrwovn\NRPortbl\DCC\DXL\7744432_I.docx-1/05/2015 A method for navigating a mobile system, the method implemented on one or more computer systems, comprising the steps of: matching landmarks in a mobile device by: retrieving features from a global database; ranking landmarks by visual similarity; selecting a plurality of candidate landmarks; for each of the plurality of candidate landmarks: retrieving features in a local database; performing pose estimation; performing bundle adjustment; and determining an observation pose and covariance; selecting the best candidate as the matching landmark. WO 20 12/040644 PCT/US201 11053122


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    Title :

    Systems and methods for VSLAM optimization


    Contributors:
    EADE ETHAN (author) / MUNICH MARIO E (author) / FONG PHILIP (author)

    Publication date :

    2017-03-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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