Image processing; Image reconstruction; Inverse problems; Wavelets; Digital holography; Terahertz
Abstract :
[en] We propose a new inverse-problem-based reconstruction technique to off-axis
THz digital holography. The proposed method takes into account the non-uniformity of
the reference wavefront and reconstructs the object field as well as the amplitude of the
reference field.
Research Center/Unit :
CSL - Centre Spatial de Liège - ULiège STAR - Space sciences, Technologies and Astrophysics Research - ULiège
Disciplines :
Mathematics
Author, co-author :
Kirkove, Murielle ; Université de Liège - ULiège > CSL (Centre Spatial de Liège)
Zhao, Yuchen ; Université de Liège - ULiège > CSL (Centre Spatial de Liège)
Georges, Marc ; Université de Liège - ULiège > CSL (Centre Spatial de Liège)
Language :
English
Title :
Inverse-problem-based algorithm for sparse reconstruction of Terahertz off-axis holograms
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Y. Zhao, M. Kirkove, and M. P. Georges, “Inverse-problem based algorithm for thz off-axis digital holography reconstruction,” in Imaging and Applied Optics Congress, (Optical Society of America, 2020), p. HF4G.6.
A. Bourquard, N. Pavillon, E. Bostan, C. Depeursinge, and M. Unser, “A practical inverse-problem approach to digital holographic reconstruction,” Opt. Express 21, 3417-3433 (2013).
S. Bettens, H. Yan, D. Blinder, H. Ottevaere, C. Schretter, and P. Schelkens, “Studies on the sparsifying operator in compressive digital holography,” Opt. Express 25, 18656-18676 (2017).
C. Schretter, D. Blinder, S. Bettens, H. Ottevaere, and P. Schelkens, “Regularized non-convex image reconstruction in digital holographic microscopy,” Opt. Express 25, 16491-16508 (2017).
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