Acta Optica Sinica, Volume. 40, Issue 5, 0530001(2020)
Spectral Information Unmixing of Mixed Pigment Based on Clustering Optimization FastICA Algorithm
Fig. 1. Flow chart of the FC-FastICA algorithm
Fig. 2. Flow chart of experimental system
Fig. 3. Experimental equipment of spectral reflectance acquisition system
Fig. 4. Spectral reflectance of pigment. (a) Primary reflectance of Chorme and Orpiment; (b) mixed reflectance of Chorme and Orpiment; (c) primary reflectance of Vermillion and Minium; (d) mixed reflectance of Vermillion and Minium; (e) primary reflectance of Vermillion and Azurite; (f) mixed reflectance of Vermillion and Azurite
Fig. 5. K/S value of the spectral reflectance of mixed pigment. (a) K/S value of the reflectance of mixed pigment with Chorme and Orpiment; (b) K/S value of the reflectance of mixed pigment with Vermillion and Minium; (c) K/S value of the reflectance of mixed pigment with Vermillion and Azurite
Fig. 6. Contrast chart of de-mixing results of Chorme and Orpiment mixed pigment. (a) Contrast chart of the K/S value of the de-mixing with Chorme; (b) contrast chart of the K/S value of the de-mixing with Orpiment
Fig. 7. Contrast chart of the de-mixing results of Vermillion and Minium mixed pigment. (a) Contrast chart of the K/S value of the de-mixing with Vermillion; (b) contrast chart of the K/S value of the de-mixing with Minium
Fig. 8. Contrast chart of de-mixing results of Vermillion and Azurite mixed pigment. (a) Contrast chart of the K/S value of the de-mixing with Vermillion; (b) contrast chart of the K/S value of the de-mixing with Azurite
Fig. 9. XRMSE of de-mixing results of two algorithms
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Lei Yang, Huiqin Wang, Ke Wang, Zhan Wang. Spectral Information Unmixing of Mixed Pigment Based on Clustering Optimization FastICA Algorithm[J]. Acta Optica Sinica, 2020, 40(5): 0530001
Category: Spectroscopy
Received: Jul. 2, 2019
Accepted: Nov. 18, 2019
Published Online: Mar. 10, 2020
The Author Email: Wang Huiqin (hqwang@xauat.edu.cn)