450 citations · 2k across the 24 of their papers we have counts for
24 papers
Physics-driven universal twin-image removal network for digital in-line holographic microscopy
Mikołaj Rogalski, Piotr Arcab, Luiza Stanaszek +3
Digital in-line holographic microscopy (DIHM) enables efficient and cost-effective computational quantitative phase imaging with a large field of view, making it valuable for study…
The Multi-modality Cell Segmentation Challenge: Towards Universal Solutions
Jun Ma, Ronald Xie, Shamini Ayyadhury +37
Cell segmentation is a critical step for quantitative single-cell analysis in microscopy images. Existing cell segmentation methods are often tailored to specific modalities or req…
Generation of S-shaped photonic hooks from microcylinders with engineered surface patches
Chu Xu, Fen Tang, Qingqing Shang +8
Photonic hooks (PHs) are non-evanescent light beams with a highly concentrated curved optical fields. Since their discovery, PHs always have one single inflection point and thus ha…
Generation of photonic hooks from patchy microcylinders
Fen Tang, Qingqing Shang, Songlin Yang +4
The photonic hook (PH) is new type of curved light beam which has promising applications in various fields such as nanoparticle manipulation, super-resolution imaging, etc. Herein,…
Super-resolution imaging with patchy microspheres
Qingqing Shang, Fen Tang, Lingya Yu +6
The diffraction limit is a fundamental barrier in optical microscopy, which restricts the smallest resolvable feature size of a microscopic system. Microsphere-based microscopy has…
Deep-learning-enabled geometric constraints and phase unwrapping for single-shot absolute 3D shape measurement
Jiaming Qian, Shijie Feng, Tianyang Tao +4
Fringe projection profilometry (FPP) is one of the most popular three-dimensional (3D) shape measurement techniques, and has becoming more prevalently adopted in intelligent manufa…
On a universal solution to the transport-of-intensity equation
Jialin Zhang, Qian Chen, Jiasong Sun +2
Transport-of-intensity equation (TIE) is one of the most well-known approaches for phase retrieval and quantitative phase imaging. It directly recovers the quantitative phase distr…
Learning-based real-time method to looking through scattering medium beyond the memory effect
Enlai Guo, Shuo Zhu, Yan Sun +2
Strong scattering medium brings great difficulties to optical imaging, which is also a problem in medical imaging and many other fields. Optical memory effect makes it possible to…
Resolution analysis in a lens-free on-chip digital holographic microscope
Jialin Zhang, Jiasong Sun, Qian Chen +1
Lens-free on-chip digital holographic microscopy (LFOCDHM) is a modern imaging technique whereby the sample is placed directly onto or very close to the digital sensor, and illumin…
Dynamic 3-D measurement based on fringe-to-fringe transformation using deep learning
Haotian Yu, Xiaoyu Chen, Zhao Zhang +3
Fringe projection profilometry (FPP) has become increasingly important in dynamic 3-D shape measurement. In FPP, it is necessary to retrieve the phase of the measured object before…
Wide-field high-resolution 3D microscopy with Fourier ptychographic diffraction tomography
Chao Zuo, Jiasong Sun, Jiaji Li +2
We report a computational 3D microscopy technique, termed Fourier ptychographic diffraction tomography (FPDT), that iteratively stitches together numerous variably illuminated, low…
High-speed in vitro intensity diffraction tomography
Jiaji Li, Alex Matlock, Yunzhe Li +3
We demonstrate a label-free, scan-free {\it intensity} diffraction tomography technique utilizing annular illumination (aIDT) to rapidly characterize large-volume 3D refractive ind…
Temporal phase unwrapping using deep learning
Wei Yin, Qian Chen, Shijie Feng +5
The multi-frequency temporal phase unwrapping (MF-TPU) method, as a classical phase unwrapping algorithm for fringe projection profilometry (FPP), is capable of eliminating the pha…
Optimal illumination scheme for isotropic quantitative differential phase contrast microscopy
Yao Fan, Jiasong Sun, Qian Chen +3
Differential phase contrast microscopy (DPC) provides high-resolution quantitative phase distribution of thin transparent samples under multi-axis asymmetric illuminations. Typical…
Microscopic 3D measurement of shiny surfaces based on a multi-frequency phase-shifting scheme
Yan Hu, Qian Chen, Yichao Liang +3
Microscopic fringe projection profilometry is a powerful 3D measurement technique with a theoretical measurement accuracy better than one micron provided that the measured targets…
Optimal illumination pattern for transport-of-intensity quantitative phase microscopy
Jiaji Li, Qian Chen, Jiasong Sun +3
The transport-of-intensity equation (TIE) is a well-established non-interferometric phase retrieval approach, which enables quantitative phase imaging (QPI) of transparent sample s…
Fringe pattern analysis using deep learning
Shijie Feng, Qian Chen, Guohua Gu +5
In many optical metrology techniques, fringe pattern analysis is the central algorithm for recovering the underlying phase distribution from the recorded fringe patterns. Despite e…
Three-dimensional optical diffraction tomographic microscopy with optimal frequency combination with partially coherent illuminations
Jiaji Li, Qian Chen Jiasong Sun, Jialin Zhang +2
We demonstrate a three-dimensional (3D) optical diffraction tomographic technique with optimal frequency combination (OFC-ODT) for the 3D quantitative phase imaging of unlabeled sp…
Vignetting effect in Fourier ptychographic microscopy
An Pan, Chao Zuo, Yuege Xie +3
Fourier ptychographic microscopy (FPM) is a computational imaging technique that overcomes the physical space-bandwidth product (SBP) limit of a conventional microscope by applying…
Highly efficient quantitative phase microscopy using programmable annular LED illumination
Jiaji Li, Qian Chen, Jialin Zhang +3
In this work, we present a highly efficient quantitative phase imaging (QPI) approach using programmable annular LED illumination based on traditional bright-field microscope. As a…
Adaptive pixel-super-resolved lensfree holography for wide-field on-chip microscopy
Jialin Zhang, Jiasong Sun, Qian Chen +2
High-resolution wide field-of-view (FOV) microscopic imaging plays an essential role in various fields of biomedicine, engineering, and physical sciences. As an alternative to conv…
Micro Fourier Transform Profilometry (FTP): 3D shape measurement at 10,000 frames per second
Chao Zuo, Tianyang Tao, Shijie Feng +3
Recent advances in imaging sensors and digital light projection technology have facilitated a rapid progress in 3D optical sensing, enabling 3D surfaces of complex-shaped objects t…
High-resolution transport-of-intensity quantitative phase microscopy with annular illumination
Chao Zuo, Jiasong Sun, Jiaji Li +3
For quantitative phase imaging (QPI) based on transport-of-intensity equation (TIE), partially coherent illumination provides speckle-free imaging, compatibility with brightfield m…
Connections between transport of intensity equation and two-dimensional phase unwrapping
Chao Zuo
In a recent publication [Appl. Opt. 55, 2418 (2016)], a method for two-dimensional phase unwrapping based on the transport of intensity equation (TIE) was studied. We wish to show…