PREDICTION OF ROAD GRADE FOR AUTONOMOUS VEHICLE NAVIGATION

    公开(公告)号:US20250018953A1

    公开(公告)日:2025-01-16

    申请号:US18222384

    申请日:2023-07-14

    Abstract: Systems and methods of predicting a grade of a road upon which a vehicle is traveling are disclosed. An autonomous vehicle system can receive sensor data from a sensor measuring a response from at least one mechanical component of the autonomous vehicle as the autonomous vehicle navigates a road; detect a speed of the autonomous vehicle; determine a predicted grade of the road based on the sensor data and the speed; and navigate the autonomous vehicle based on the predicted grade of the road.

    LOCALIZING VEHICLES USING RETROREFLECTIVE SURFACES

    公开(公告)号:US20250052581A1

    公开(公告)日:2025-02-13

    申请号:US18448846

    申请日:2023-08-11

    Abstract: A method comprises receiving a first set of data associated with a plurality of retroreflective features from a vehicle; retrieving a digital map comprising vectorized data associated with the plurality of retroreflective features and a location associated with the plurality of retroreflective features, the map previously generated based on monitoring a second set of data retrieved from a sensor of a second vehicle where the second set of data is associated with the plurality of retroreflective features near a road being driven by the second vehicle; generating a score for each retroreflective feature indicating a match between each retroreflective feature as indicated within the digital map and a location of each retroreflective feature as identified within the first set of data; and localizing the vehicle.

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