印刷品原色油墨光谱预测中减色线性经验空间的建立
李玉梅1,2, 何颂华1,*, 陈浩杰2, 陈桥1

The Spectral Prediction Method of Primary Ink for Prints Manuscript Based on Non-Negative Matrix Factorization
LI Yu-mei1,2, HE Song-hua1,*, CHEN Hao-jie2, CHEN Qiao1
确定 n 值的技术路线