Chinese Ancient Coin Patina Authentication Method Based on Frequency-Domain Features and Multi-task Learning

Chinese Ancient Coin Patina Authentication Method Based on Frequency-Domain Features and Multi-task Learning

HUANG Jie, TIAN Zhanhong

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Pattern Recognition and Artificial Intelligence ›› 2026, Vol. 39 ›› Issue (7) : 621-635. DOI: 10.16451/j.cnki.issn1003-6059.202607004

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Chinese Ancient Coin Patina Authentication Method Based on Frequency-Domain Features and Multi-task Learning

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{{article.zuoZheEn_L}}. {{article.title_en}}. {{journal.qiKanMingCheng_EN}}. 2026, 39(7): 621-635 https://doi.org/10.16451/j.cnki.issn1003-6059.202607004

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