Efficient execution of a decision tree

    公开(公告)号:US12093838B2

    公开(公告)日:2024-09-17

    申请号:US17027688

    申请日:2020-09-21

    CPC classification number: G06N5/01 G06F17/18 G06F18/22 G06F18/2413 G06N7/01

    Abstract: Embodiments of the present disclosure relate to a method, system, and computer program product for efficient execution of a decision tree. According to the method, respective target values of a plurality of attributes of a target entity are obtained. Representations of a plurality of leaf nodes of a decision tree are obtained. Each of the representations indicates respective statistic values of a plurality of attributes of historical entities and a statistic prediction result determined from historical prediction results output at a respective one of the plurality of leaf nodes for the historical entities. Distance measures between the target entity and the plurality of leaf nodes are determined based on the target values and the statistic values indicated by the representations of the plurality of leaf nodes. A target prediction result for the target entity is determined based on the distance measures and the statistic prediction results of the historical entities.

    Face mask detection system and method

    公开(公告)号:US12080099B2

    公开(公告)日:2024-09-03

    申请号:US17394873

    申请日:2021-08-05

    Applicant: Ahmad Saleh

    Inventor: Ahmad Saleh

    Abstract: A face mask detection system for detecting whether a user is wearing a mask at any given time using simple image recognition, configured to obtain an image of the user with the face mask, validate the image of the user wearing the face mask by an administrator (different from the user) in order to confirm validity of the image, and as a subsequent step use the validated image of the user with the face mask as a model image for benchmarking purposes. The model image is preferably a head profile of the user wearing a face mask. A face mask investigation unit compares the model image to an investigation image captured by an imaging system during an investigation process to determine whether the user in the investigation image is wearing the face mask based on whether an exact match is found between the model image and the investigation image.

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