Fast terahertz 3D super-resolution surface reconstruction by variational model from limited low-resolution sampling

Zhang, Yiyao and Chen, Ke and Yang, Shang Hua; (2022) Fast terahertz 3D super-resolution surface reconstruction by variational model from limited low-resolution sampling. In: IRMMW-THz 2022 - 47th International Conference on Infrared, Millimeter and Terahertz Waves. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz . IEEE Computer Society Press, NLD. ISBN 9781728194271 (https://doi.org/10.1109/IRMMW-THz50927.2022.989574...)

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Abstract

Integrating with the signal processing, inverse Radon transform, and the variational model, the framework at least saving 83% data acquisition time for fast, smooth three-dimensional (3D) reconstruction from the limited dataset is elucidated in the field of terahertz imaging applications. In hot pursuit, under the viewpoint of discrete geometry, the quantifiable comparison for 3D surfaces by computing the standard deviation of mean curvatures is also proposed to show the reconstructed effectiveness from less input with gaps.