Rediscovering lost colors: film color restoration by hyperspectral imaging and cluster-based spectral correction algorithm (CBSCA)

Key Points

• The research aims to enhance color restoration techniques for historical films using advanced imaging technologies.
• Utilized hyperspectral imaging to capture detailed spectral data of film colors.
• Implemented a cluster-based spectral correction algorithm for accurate color enhancement.
• Followed a systematic workflow for digital film restoration.
• Achieved significant improvement in color fidelity compared to traditional methods.
• Successfully restored previously lost or faded film colors.
• Demonstrated potential for widespread application in film preservation.