PLANE DETECTION USING SEMANTIC SEGMENTATION

    公开(公告)号:US20210012112A1

    公开(公告)日:2021-01-14

    申请号:US17032213

    申请日:2020-09-25

    Applicant: Apple Inc.

    Abstract: In one implementation, a method of generating a plane hypothesis is performed by a head-mounted device (HMD) including one or more processors, non-transitory memory, and a scene camera. The method includes obtaining an image of a scene including a plurality of pixels. The method include obtaining a point cloud based on the image of the scene and generating an object classification set based on the image of the scene, each element of the object classification set including a respective plurality of pixels classified as a respective object in the scene. The method includes generating a plane hypothesis based on the point cloud and the object classification set.

    PLANE DETECTION USING SEMANTIC SEGMENTATION
    24.
    发明申请

    公开(公告)号:US20190392213A1

    公开(公告)日:2019-12-26

    申请号:US16360732

    申请日:2019-03-21

    Applicant: Apple Inc.

    Abstract: In one implementation, a method of generating a plane hypothesis is performed by a head-mounted device (HMD) including one or more processors, non-transitory memory, and a scene camera. The method includes obtaining an image of a scene including a plurality of pixels. The method include obtaining a point cloud based on the image of the scene and generating an object classification set based on the image of the scene, each element of the object classification set including a respective plurality of pixels classified as a respective object in the scene. The method includes generating a plane hypothesis based on the point cloud and the object classification set.

    Object correction using scene graphs

    公开(公告)号:US12112446B1

    公开(公告)日:2024-10-08

    申请号:US18237480

    申请日:2023-08-24

    Applicant: Apple Inc.

    Abstract: Various implementations disclosed herein include devices, systems, and methods that uses object relationships represented in the scene graph to adjust the position of objects. For example, an example process may include obtaining a three-dimensional (3D) representation of a physical environment that was generated based on sensor data obtained during a scanning process, detecting positions of a set of objects in the physical environment based on the 3D representation, generating a scene graph for the 3D representation of the physical environment based on the detected positions of the set of objects, wherein the scene graph represents the set of objects and relationships between the objects, and determining a refined 3D representation of the physical environment by refining the position of at least one object in the set of objects based on the scene graph and an alignment rule associated with a relationship in the scene graph.

    Modeling object model vertices as joints based on temporally variable point clouds

    公开(公告)号:US12045941B1

    公开(公告)日:2024-07-23

    申请号:US17222571

    申请日:2021-04-05

    Applicant: Apple Inc.

    CPC classification number: G06T19/006 G06T7/13 G06V10/443 G06T2207/10028

    Abstract: In one implementation, a method of generating an object model is performed at a device including one or more processors and non-transitory memory. The method includes obtaining a point cloud including a plurality of points, wherein each of the plurality of points is associated with a plurality of sets of coordinates in a three-dimensional space at a respective plurality of time periods. The method includes generating an object model including a plurality of vertices corresponding to the plurality of points and a plurality of edges between respective pairs of the plurality of vertices. The method includes generating, based on the sets of coordinates of a particular point, a characterization vector of a particular vertex corresponding to the particular point, wherein the characterization vector includes a joint label and joint data with respect to one or more of the plurality of edges of the particular vertex.

    Scene graph assisted navigation
    27.
    发明授权

    公开(公告)号:US12008720B1

    公开(公告)日:2024-06-11

    申请号:US17746218

    申请日:2022-05-17

    Applicant: Apple Inc.

    CPC classification number: G06T19/003 G06T2200/24 G06T2210/61

    Abstract: In one implementation, a method of achieving an objective using a scene graph includes identifying a set of transition couples of a plurality of transition couples between sets of spatial relationships of the scene graph, wherein each spatial relationship of a respective first set of spatial relationships indicated by each transition couple of the set of transition couples is included in an initial set of spatial relationships or an respective second set of spatial relationships indicated by a previous transition couple and wherein a particular spatial relationship is included in a respective second set of spatial relationships of a last transition couple of the set of transition couples.

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