Smart Computational Imaging (SCI) Lab
智能计算成像实验室

Welcome

Welcome to the homepage of the Smart Computational Imaging (SCI) Laboratory‍ ! Our group is part of the Nanjing University of Science and Technology‍ and the Jiangsu Key Laboratory of Spectral Imaging and Intelligent Sense‍, ‍‍Nanjing, Jiangsu Province, China. We are dedicated to the development of next-generation computational imaging and sensing technologies with a special emphasis on microscopy, metrology, bio-medicine, human-computer interaction, and remote sensing. In particular, we investigate how optical manipulation and signal processing can be incorporated into optical imaging systems for making the invisible visible and providing unprecedented perceptions that far exceeds human ability. To learn more about our specific research areas, please click on the Research‍ tab. You can also follow us on Google Scholar‍ and Researchgate‍.

Keywords: Computational imaging, Phase retrieval, Quantitative phase imaging, Digital holographic microscopy, Biomedical Imaging, 3D imaging and sensing, Optical metrology, Applied optics, Remote sensing, Computer graphics and vision.

If you want to work with us (as a PostDoc, PhD, Master student or intern), please carefully read our application guidelines before applying.

Research Highlight

We propose a high-accuracy artifacts-free single-frame digital holographic phase demodulation scheme for relatively low-carrier frequency holograms---deep learning assisted variational Hilbert quantit

The speckle structured-light-based 3D imaging technology using VCSEL projection array realizes long-distance and high-precision 3D measurement with a large field of view, which can be applied to indus

Efficient Synthetic Aperture for Phaseless Fourier Ptychographic Microscopy (ESA-FPM) breakthroughs the spatial and temporal bandwidth product of light microscopy, providing an efficient high-throughp

An accurate quantitative phase imaging (QPI) technique based on pseudo-weak object approximation is proposed to achieve 3D quantitative measurements of both small-phase objects and large-phase objects

The combination of iteration-free reconstruction, robustness to noise, and limited computational complexity makes PCA-SIM a promising method for real-time, long-term,
artifact-free super-resolution

$Adaptive optical quantitative phase imaging realizes the phase retrieval and aberration correction simultaneously in the high-speed live-cell imaging, promising the diffraction-limited imaging perfor$

Adaptive optical quantitative phase imaging realizes the phase retrieval and aberration correction simultaneously in the high-speed live-cell imaging, promising the diffraction-limited imaging perfor

Deep learning is currently prompting increasing research interests and leading to a paradigm shift from physics-based modeling to data-driven learning in the field of optical metrology

$Transport of intensity promotes a new diffraction tomography technique in three-dimensional refractive index imaging, and the volumetric refractive index can be obtained by transport of intensity diff$

Transport of intensity promotes a new diffraction tomography technique in three-dimensional refractive index imaging, and the volumetric refractive index can be obtained by transport of intensity diff

Properly trained neural network can "de-multiplex" high-resolution, spectrum-crosstalk-free phases from the composite fringe and directly reconstruct a high-accuracy absolute phase map for single-shot

We present an overview of fringe projection techniques, as well as a new and definitive classification for them, and discuss the advantages and constraints of the techniques.

We reported a realtime microscopic 3D measurememnt technique that realizes real-time 3D measurement
at 120 frames per second (FPS) with the accuracy of 8 μm.

DPC with optimal illumination scheme reconstructs quantitative phase distribution of Hela cells in vitro with isotropic resolution.

REFPM endows a 10×, 0.4 NA objective lens with final effective imaging performance of 1.6 NA, which means that it achieves the imaging resolution of 60x objective under the wide FOV of 10x objective.

We report a high-speed FPM technique based on programmable annular illuminations, which achieves the high-speed imaging results of in vitro Hela cells mitosis at a frame rate of 25Hz.

360° 3D reconstruction using a pair of planar mirrors

The first attempt of translating "computational microscopy" from concept to stand-alone optical instruments, and the work is published in Photonix

We propose an adaptive pixel-super-resolved lensfree imaging (APLI) method which can solve the compromise between lateral resolution and signal-to-noise ratio (SNR).

TIE with annular illumination achieves observation of cell division within 60 hours.

3-D RI of dynamic unstained, live C. elegans worms at a 10.6-Hz volume rate within a volume of 333μm×98μm×21μm.

Real-time acquisition of 360° 3D model of the object with overall accuracy up to 100 μm level without any instrument assistance for the first time.

Slow-motion 3D movie (10,000Hz) of the transient event reconstructed by uFTP: a bullet fired from a toy gun and rebounded from a plaster wall.

Full-FOV 3D reconstruction of unstained blood smear from FPDT, containing  ∼ 17.2 billion voxels of quantitative 3D RI data with  ∼ 20,000 blood cells over a 1.77mm2 FOV.

Digital holographic smart computational light microscope (DH-SCLM) achieves dynamic, high-contrast observation and high-precision quantitative detection of label-free Hela cells

Miniaturized multi-contrast smart computational light microscope (MMC-SCLM) is a miniaturized, smart, multimodal and quantitative microscope, it is portable and compatible with cell culture devices

High-throughput lensless smart computational light microscope (HTL-SCLM) has the simplest system architecture and achieves super-pixel resolution results of 870nm with a wide field of view of 30mm²

Special issue on “Computational imaging Technology and Applications”

Special issue on “Optical 3D Imaging and Sensing”

Cover papers of Advanced Photonics, highlight by the SPIE Newsroom

Cover paper of Advanced Photonics, and Chinese Laser Press Publishing

Inside cover paper, invited review of Laser & Optoelectronics Progress

High-resolution, non-invasive, and high-throughout phase imaging for in vitro long-term cell observations across a large field-of-view of 29.85m㎡

Multi-contrast quantitative phase smart computational light microscope (MQP-SCLM) combines seven imaging modalities in a fixed configuration to meet diverse biomedical imaging needs

The Bayesian convolutional neural network not only retrieves the phase from a single fringe pattern but also predicts uncertainties that depict the pixel-wise confidence measure of its estimation.

南京理工大学智能计算成像实验室(SCILab)教师与博士后人员招聘启事

——— 南京理工大学简介 ———南京理工大学位于江苏省南京市，隶属于工业和信息化部，由江苏省，教育部，工业和信息化部三方共建的全国重点大学。其是国家首批“211工程”重点建设院校和“985工程优势学科创新平台”项目重点建设高校，2017年入选国家“双一流”建设高校。历经六十余载，学校现已建成以工为主，理、工、文、经、管、法等多学科综合配套、协调发展的特色高水平研究型大学。2021软科排名全国...

SCILab 卓尔不群“Supernova” 计划 2023年申报通知

目标：入选者应具有超强科研能力，4-5年博士毕业，培养成综合能力比肩同领域国际一流大学（MIT，UC Berkeley，Stanford，Caltech，UCLA……）

“南京理工大学智能计算成像研究院”正式启用

2020年11月16日，“南京理工大学智能计算成像研究院”位于南京市建邺高新区的办公地点正式启用。 “南京理工大学智能计算成像研究院”是南京理工大学工信部重点实验室平台、教育部长江学者创新团队、南京市建邺高新区、南京锆石光电科技有限公司合作共建的开放型、国际化新型研发机构，是对南京市“两落地，一融合”的快速响应和践行。研究院以南京理工大学智能计算成像研究院有限公司为运营主体，搭建技术研...

【光电期刊】OES封面 | 深度学习辅助变分希尔伯特定量相位成像：让数字全息相位解调“更智能”【陈钱、左超教授团队与郜鹏教授团队】

Opto-Electronic Science 2023年第4期论文推荐：南理工陈钱、左超教授与西电郜鹏教授合作，将深度学习模型与物理模型进行有机结合，在仅使用传统模型数据集1/10的情况下,有效解决了微离轴数字全息解调过程中的伪影残留问题，并且相位重构精度相比于传统物理方法提高了10倍以上。封面文章 | Li ZS, Sun JS, Fan Y, Jin YB, Shen Q et al....

我实验室师生赴杭州富阳参加PhotoniX Forum 2023学术论坛

2023年5月26日至5月28日，PhotoniX Forum 2023学术论坛于美丽的富春江畔举行。本次会议由中国光学工程学会主办，由西湖大学光电研究院、PhotoniX期刊编辑部、清华大学和上海理工大学等多家单位共同承办。本届会议主题为“光领未来，交叉融合”。来自世界各地的研究和开发人员就生物医学光子学、智能光子学、能源光子学、成像与显示光子学、微纳光子学、信息光子学及光电材料与器件等...

喜报|我实验室成员在第十八届“挑战杯”全国大学生课外学术科技作品竞赛江苏省选拔赛决赛中取得佳绩

5月28日，由共青团江苏省委、江苏省科学技术协会、江苏省教育厅、江苏省社会科学院、江苏省学生联合会、常州市人民政府主办的第十八届江苏省大学生课外学术科技作品竞赛暨“挑战杯”全国竞赛江苏省选拔赛决赛在常州大学落下帷幕。我实验室在主体赛赛道斩获特等奖1项，在“黑科技”专项赛中斩获 “恒星级”（一等奖）1项。快让我们来认识一下获奖团队！主体赛特等奖项目项目名称：面向活细胞无标记三维成像的新型智...

我实验室高通量无透镜智能显微镜荣获日内瓦国际发明展最高奖项-特别嘉许金奖

2023年4月26日至30日，第48届日内瓦国际发明展在瑞士日内瓦举行。作为2020年以来的首次线下展出，此次展览会备受瞩目。来自世界各地的1000多个发明项目参加了评选，经过激烈角逐，我实验室申报的项目“CyteLive——高通量无透镜智能显微镜”脱颖而出，荣获日内瓦国际发明展最高奖项——特别嘉许金奖（Gold with congratulations of the Jury, GCJ）。...

我实验室成员参加江苏省大学生“挑战杯”优秀项目展

2023年5月24日至26日，江苏省大学生“挑战杯”优秀项目展在常州大学举行，该展览由共青团中央、中国科协、教育部、中国社会科学院和全国学联共同主办。经过层层遴选，共6个优秀成果在特装展位展示，23个优秀作品在普通展位展示。我实验室受邀参展，其中项目“SCscope——基于智能计算成像的三维定量相位显微镜”在特装展位展示，“Real3DFace——高精度真三维人脸采集与识别系统”在普通展位展...

【钟声新闻网】筑牢师生共同体，打造育人新高地 ——电光学院光电技术系教师党支部育人工作纪实

4月9日，南京理工大学“光影流转”团队成员们站在第八届中国国际“互联网+”大学生创新创业大赛总决赛的舞台上捧起了全国总冠军奖杯！这是江苏高校首次在该项大学生科创最高等级赛事上夺得最高荣誉！据了解，“光影流转”团队中的核心成员均是电光学院光电技术系教师党支部党员指导的博士和硕士研究生，这个以首批“全国高校黄大年式教师团队”作为主要成员的党支部，再次践行了“心有大我、至诚报国、教书育人、敢为人先...