基于机器学习的全氟化合物识别方法及装置

By employing a machine learning-based method for identifying perfluorinated compounds, utilizing a multimodal neural network model and a pre-defined compound classification library, the problem of poor accuracy in identifying perfluorinated compounds is solved. This method enables efficient screening and structural identification of unknown or structurally diverse perfluorinated compounds, and possesses high-throughput and automated analysis capabilities.

CN122024934BActive Publication Date: 2026-07-17HANGZHOU INST FOR ADVANCED STUDY UCAS +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HANGZHOU INST FOR ADVANCED STUDY UCAS
Filing Date
2026-04-10
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing methods for identifying perfluorinated compounds have limited ability to determine structures when there is uncertainty in the formation of mass spectrometry fragments, making it difficult to effectively identify unknown or structurally diverse perfluorinated compounds.

Method used

A machine learning-based method for identifying perfluorinated compounds was developed. By acquiring mass spectrometry data, extracting mass spectrometry feature information, training a multimodal neural network model, and combining it with a pre-defined compound classification library, the method can achieve structural identification and hazard assessment of perfluorinated compounds.

Benefits of technology

It enables efficient screening and hierarchical structure identification of unknown or structurally diverse perfluorinated compounds, possesses high-throughput and automated analysis capabilities, and meets the needs for rapid screening and systematic evaluation of samples from complex environments.

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Abstract

本申请公开了一种基于机器学习的全氟化合物识别方法及装置,涉及材料识别技术领域,主要目的在于解决现有全氟化合物识别准确性差的问题。包括:获取待测对象的质谱数据,并从所述质谱数据中提取质谱特征信息;基于已完成模型训练的全氟化合物预测模型对所述质谱特征信息进行预测,得到全氟化合物参考特征,所述全氟化合物预测模型为基于质谱特征样本进行训练,所述质谱特征样本包括基于质谱样本中提取出的三种模态特征数据构建:基于所述全氟化合物参考特征确定结构鉴定信息,并基于预设化合物分类库对所述结构鉴定信息进行标记,得到全氟化合物识别结果。
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