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ENDPOINT DETECTION IN MANUFACTURING PROCESS BY NEAR INFRARED SPECTROSCOPY AND MACHINE LEARNING TECHNIQUES

机译:近红外光谱和机器学习技术的制造过程中的端点检测

摘要

A device may receive training spectral data associated with a manufacturing process that transitions from an unsteady state to a steady state. The device may generate, based on the training spectral data, a plurality of iterations of a support vector machine (SVM) classification model. The device may determine, based on the plurality of iterations of the SVM classification model, a plurality of predicted transition times associated with the manufacturing process. A predicted transition time, of the plurality of predicted transition times, may identify a time, during the manufacturing process, that a corresponding iteration of the SVM classification model predicts that the manufacturing process transitioned from the unsteady state to the steady state. The device may generate, based on the plurality of predicted transition times, a final SVM classification model associated with determining whether the manufacturing process has reached the steady state.
机译:设备可以接收与从不稳定状态转换到稳态的制造过程相关联的训练频谱数据。该设备可以基于训练光谱数据生成支持向量机(SVM)分类模型的多个迭代。该设备可以基于SVM分类模型的多个迭代来确定与制造过程相关联的多个预测的转换时间。在制造过程期间,多个预测的转换时间的预测的转换时间可以识别SVM分类模型的相应迭代预测从不稳定状态转换到稳态的制造过程。该设备可以基于与确定制造过程是否已达到稳态相关联的最终的SVM分类模型来生成多个预测的转换时间。

著录项

  • 公开/公告号US2021224672A1

    专利类型

  • 公开/公告日2021-07-22

    原文格式PDF

  • 申请/专利权人 VIAVI SOLUTIONS INC.;

    申请/专利号US202117301427

  • 发明设计人 CHANGMENG HSIUNG;PENG ZOU;LAN SUN;

    申请日2021-04-02

  • 分类号G06N5/04;G06N20;G06N20/10;

  • 国家 US

  • 入库时间 2022-08-24 20:03:31

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