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Review of compact computational spectral information acquisition systems

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Abstract

With the development of computer science, more and more hardware implementations can be reproduced by software programming, bringing compact, cheap, and fast components to imaging instrumentation. In recent years, computational methods have been introduced into spectral detection, and computational spectrum acquisition implementations have emerged. This paper highlights the advantages of computational spectrum acquisition implementations by comparing them with traditional non-computational methods. Then, focusing on the compact feature, we review the most representative implementations, and finally make discussion and offer an outlook.

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Authors and Affiliations

Authors

Corresponding author

Correspondence to Xiang Hao.

Additional information

Project supported by the National Key R&D Program of China (No. 2018YFA0701400), the Fundamental Research Funds for the Central Universities, China (No. 2019QNA5006), and the ZJU-Sunny Photonics Innovation Center, China (No. 2019-01)

Contributors

Haifeng LI and Xu LIU guided the investigation. Hongya SONG, Wenyi ZHANG, and Xiang HAO investigated the main information. Hongya SONG summarized the information and drafted the manuscript. Wenyi ZHANG and Xiang HAO helped organize the manuscript. Hongya SONG and Xiang HAO revised and finalized the paper.

Compliance with ethics guidelines

Hongya SONG, Wenyi ZHANG, Hai-feng LI, Xu LIU, and Xiang HAO declare that they have no conflict of interest.

Hongya SONG, first author of this invited paper, received his BS in electronics engineering in 2016 from Wuhan University. He is currently a PhD candidate in optical engineering at Zhejiang University. His research interests include color science, spectral imaging, and computational imaging.

Xiang HAO, corresponding author of this invited paper, is a PI of optical science and technology at Zhejiang University. He received his PhD in optical engineering in 2014 from Zhejiang University. After spending more than four years at Yale University School of Medicine as an associate research scientist, Dr. HAO returned to Zhejiang University in late 2018. He also had short visits at other leading institutes, including Janelia Research Campus of Howard Hughes Medical Institute and University of Oxford. As an optical physicist and biophysicist by training, Dr. HAO has been a long-time contributor to the development of super resolution light microscopy, spectroscopy, photolithography, and applications of these techniques to address biological questions. He is now a corresponding expert of Front Inform Technol Electron Eng. He has over 50 peer-reviewed publications and has been granted over 30 patents.

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Song, H., Zhang, W., Li, H. et al. Review of compact computational spectral information acquisition systems. Front Inform Technol Electron Eng 21, 1119–1133 (2020). https://doi.org/10.1631/FITEE.1900266

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  • DOI: https://doi.org/10.1631/FITEE.1900266

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