@article{gao_li_zhang_li_lu_niu_ye_cheng_wang_2026,  title={Prediction of Stamp Impression Age Based on Hyperspectral Imaging Technology and Machine Learning},  volume={37},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20260082},  DOI={10.21577/0103-5053.20260082},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Gao, Ziwei and Li, Xinchen and Zhang, Jianqiang and Li, Fan and Lu, Xiaoquan and Niu, Yukun and Ye, Ziyan and Cheng, Fanfan and Wang, Xiaoyan},  year={2026},  pages={e–20260082} }