Paper
9 August 2023 Sparse signal recovery for multispectral demosaicking using pseudo-panchromatic image
Author Affiliations +
Proceedings Volume 12782, Third International Conference on Image Processing and Intelligent Control (IPIC 2023); 127820H (2023) https://doi.org/10.1117/12.3000913
Event: Third International Conference on Image Processing and Intelligent Control (IPIC 2023), 2023, Kuala Lumpur, Malaysia
Abstract
Single-sensor multispectral imaging technology has been widely used in computer vision, mechanical diagnosis, cultural history protection and other industries due to its convenience and low cost. Single-sensor multispectral imaging can only generate a single mosaic image, so an efficient method is needed to convert mosaic images into multispectral images. Based on the concept of pseudo-panchromatic image, a 9-band multispectral imaging system is designed in this paper. We directly estimate the pseudo-panchromatic image from the mosaic image and use the correlation between the pseudo panchromatic image and each channel to generate a multispectral image by guided filtering and residual interpolation. The experimental results show that the multispectral images obtained by our method are superior to the other two methods in objective and subjective evaluation.
(2023) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Ronghao Liao, Shifu Zhou, and Guangyuan Wu "Sparse signal recovery for multispectral demosaicking using pseudo-panchromatic image", Proc. SPIE 12782, Third International Conference on Image Processing and Intelligent Control (IPIC 2023), 127820H (9 August 2023); https://doi.org/10.1117/12.3000913
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KEYWORDS
Multispectral imaging

Image filtering

Tunable filters

Image analysis

Image processing

Imaging systems

Interpolation

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