ANNOTATION CROSS-LABELING FOR AUTONOMOUS CONTROL SYSTEMS

    公开(公告)号:US20200027229A1

    公开(公告)日:2020-01-23

    申请号:US16514721

    申请日:2019-07-17

    Inventor: Anting Shen

    Abstract: An annotation system uses annotations for a first set of sensor measurements from a first sensor to identify annotations for a second set of sensor measurements from a second sensor. The annotation system identifies reference annotations in the first set of sensor measurements that indicates a location of a characteristic object in the two-dimensional space. The annotation system determines a spatial region in the three-dimensional space of the second set of sensor measurements that corresponds to a portion of the scene represented in the annotation of the first set of sensor measurements. The annotation system determines annotations within the spatial region of the second set of sensor measurements that indicates a location of the characteristic object in the three-dimensional space.

    AUTOMATED ANNOTATION TECHNIQUES
    3.
    发明申请

    公开(公告)号:US20200019799A1

    公开(公告)日:2020-01-16

    申请号:US16031965

    申请日:2018-07-10

    Abstract: An annotation system provides various tools for facilitating training data annotation. The annotation tools include a bidirectional annotation model that generates annotations for an image sequence based on both forward information and backward information in an image sequence. The annotation system also facilitates annotation processes by automatically suggesting annotations to the human operator based on a set of annotation predictions and locations of interactions of the human operator on the image. This way, the annotation system provides an accelerated way to generate high-quality annotations that take into account input from a human operator by using the predictions as a guide when it appears that an estimated annotation is consistent with the judgement of the human operator. The annotation system also updates annotations for an overlapping set of objects based on input from human operators.

    DATA SYNTHESIS FOR AUTONOMOUS CONTROL SYSTEMS

    公开(公告)号:US20180275658A1

    公开(公告)日:2018-09-27

    申请号:US15934899

    申请日:2018-03-23

    Abstract: An autonomous control system generates synthetic data that reflect simulated environments. Specifically, the synthetic data is a representation of sensor data of the simulated environment from the perspective of one or more sensors. The system generates synthetic data by introducing one or more simulated modifications to sensor data captured by the sensors or by simulating the sensor data for a virtual environment. The autonomous control system uses the synthetic data to train computer models for various detection and control algorithms. In general, this allows autonomous control systems to augment training data to improve performance of computer models, simulate scenarios that are not included in existing training data, and/or train computer models that remove unwanted effects or occlusions from sensor data of the environment.

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