In order to eliminate the influence of heteroscedastic noise derived from hyphenated instruments, the cosine value of between target component spectrum and its projected residue is applied as a criterion to test the correlative component chromatographic clusters of different chemical fingerprints of traditional Chinese medicines ( TCMs).

  • 为克服联用色谱仪器的不等性噪声影响,采用目标组分投影前后的光谱夹角余弦判据,判断不同的中药色谱指纹图谱的相关组分色谱峰簇。

  • 互联网摘选 2026-07-02 11:07:17

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