METHOD AND SYSTEM FOR CLASSIFICATION OF SAMPLES

    公开(公告)号:US20220317069A1

    公开(公告)日:2022-10-06

    申请号:US17594406

    申请日:2020-04-05

    Abstract: A method and system are provided for model-based analysis of samples of interest and management of sample classification. Predetermined modeled data is provided including data indicative of K models for respective K measurement schemes based on a predetermined function having a spectral line shape, data indicative of M characteristic vectors of M predetermined group to which different samples relate, and data indicative of a common vector of weights for the M groups. A data processor utilizes the data and operates to apply model-based processing to measured spectral data of a sample of interest using the predetermined modeled data, and generate classification data indicative of relation of the specific sample of interest to one of the M predetermined groups.

    X-RAY FLUORESCENCE SYSTEM AND METHOD FOR IDENTIFYING SAMPLES

    公开(公告)号:US20210048399A1

    公开(公告)日:2021-02-18

    申请号:US16334431

    申请日:2017-09-17

    Abstract: A control system and method are presented for controlling operation of an X-ray Fluorescent (XRF) system for detecting at least one material carried by a sample, for example at least one marker carried by the sample. The control system comprises: data input utility for receiving input data comprising material/marker related data about said at least one material/marker; and data processor and analyzer utility. The data processor and analyzer utility is configured and operable for analyzing the input data and determining optimal geometrical characteristics of the XRF system for optimizing operational conditions of said XRF system to maximize amount of primary X-ray radiation that reaches a predetermined region of the sample and is absorbed by a volume of said region and to maximize a portion of secondary radiation emitted from said region that reaches a detector of the XRF system; and for generating operational data to the XRF system enabling adjustment of the geometrical characteristics of the XRF system.

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