一种多源质谱元数据融合的方法及系统
By employing a hierarchical processing and adaptive fusion strategy, combined with Markov random field verification and mass transfer entropy assessment, the problem of fusing multi-source mass spectrometry metadata was solved, achieving efficient and reliable mass spectrometry detection results that meet the needs of scientific research and compliance auditing.
CN121935847BActive Publication Date: 2026-07-17NATIONAL INSTITUTE OF METROLOGY CHINA
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- NATIONAL INSTITUTE OF METROLOGY CHINA
- Filing Date
- 2026-01-19
- Publication Date
- 2026-07-17
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Figure CN121935847B_ABST
Abstract
本发明公开了一种多源质谱元数据融合的方法及系统，包括提取数据进行分层处理并加载相同时间戳和仪器唯一标识符，打包分区存储至元数据缓存池，将各层质谱元数据分别输入双通道自适应融合模块获得初步融合元数据，构建马尔可夫随机场无向图，通过信念传播算法迭代计算全局一致性评分，对初步融合元数据进行时空一致性校验，计算质量传递熵并指导融合策略，输出可信元数据，将可信元数据与对应的原始质谱谱图数据通过张量环分解算子进行空间对齐与维度压缩，绑定生成统一数据包并存储至融合数据库。该方法不仅可以提高多源质谱元数据融合的效率和准确性，同时具有较好的可解释性，可以直接应用于多源质谱元数据融合系统中。
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