Original ResearchPublished 1 October 2026A novel digital identification strategy for licorice raw materials: TCM-ID with common/exclusive ion matrices and hierarchical matchingXianrui Wang · Yu Wu · Lizhi Wan · Jiating Zhang · Fangliang He · Wenguang Jing · Jia Chen · Xianlong Cheng · Yongqiang LinFrontiers in Chemistrydoi 10.3389/fchem.2026.1918761