Ptychographic non-line-of-sight imaging for depth-resolved visualization of hidden objects

no code implementations • 17 May 2024 • Pengming Song, Qianhao Zhao, Ruihai Wang, Ninghe Liu, Yingqi Qiang, Tianbo Wang, Xincheng Zhang, Yi Zhang, Liangcai Cao, Guoan Zheng

Here, we introduce a NLOS imaging technique termed ptychographic NLOS (pNLOS), which leverages coded ptychography for depth-resolved imaging of obscured objects.

Sparsity-regularized coded ptychography for robust and efficient lensless microscopy on a chip

no code implementations • 24 Sep 2023 • Ninghe Liu, Qianhao Zhao, Guoan Zheng

In ptychographic imaging, the trade-off between the number of acquisitions and the resultant imaging quality presents a complex optimization problem.