Dr. Qijian Tang Profile

Dr. Qijian Tang

at Shenzhen Univ

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 4 March 2024 Paper

Multi-view 3D reconstruction based on speckle correlation

Xiaoxian Zeng, Yu Jing, Qijian Tang, Xiaoli Liu, Xiang Peng

Proceedings Volume 13070, 130700T (2024) https://doi.org/10.1117/12.3018108

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Proceedings Article | 15 February 2024 Paper

A calibration method for LED point light sources in near-field photometric stereo

Rongguang Wang, Jing Yu, Xiaojie Zhang, Qijian Tang, Xiaoli Liu

Proceedings Volume 13069, 130690A (2024) https://doi.org/10.1117/12.3023291

KEYWORDS: Calibration, Light sources, Optical spheres, Cameras, Light emitting diodes, Light sources and illumination, Imaging systems, Specular reflections, Near field, Detection and tracking algorithms

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Proceedings Article | 27 January 2023 Paper

Fourier ptychographic microscopy reconstruction with an untrained deep neural network

Li Li, Xianye Li, Jingping Guo, Qijian Tang, Xiaoli Liu, Xiang Peng

Proceedings Volume 12550, 125501Q (2023) https://doi.org/10.1117/12.2667198

KEYWORDS: Neural networks, Deep learning, Reconstruction algorithms, Microscopy, Education and training, Data modeling, Image fusion, Light emitting diodes, Network architectures

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Proceedings Article | 27 January 2023 Paper

Light field camera decoding based on two-plane ray model

Zedong Huang, Yang Yang, Xiaojie Zhang, Yupei Miao, Qijian Tang, Xiaoli Liu

Proceedings Volume 12550, 125501P (2023) https://doi.org/10.1117/12.2667012

KEYWORDS: Cameras, Calibration, Sensors, LCDs, Interpolation, Image sensors

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Proceedings Article | 19 December 2022 Presentation + Paper

Single-shot dual-wavelength lensless digital holography using a dichroic mirror

Dingnan Deng, Bingfu Huang, Qijian Tang, Wenqi He

Proceedings Volume 12318, 123181P (2022) https://doi.org/10.1117/12.2642228

KEYWORDS: Dichroic mirrors, Digital holography, Multiplexing, Phase imaging

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Proceedings Article | 18 April 2021 Paper

3D depth sensing of active structured light field based on EPI

Yingsi Lin, Meng Wang, Ziwei Wang, Qijian Tang, Xiaoli Liu

Proceedings Volume 11772, 117720B (2021) https://doi.org/10.1117/12.2592526

KEYWORDS: Active remote sensing, Structured light, Structural sensing, 3D surface sensing, Distortion, Calibration, Sensors, Projection systems, Feature extraction, Digital Light Processing

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Proceedings Article | 10 October 2020 Presentation + Paper

Global iterative optimization for Fourier ptychographic microscopy

Qijian Tang, Wei Huang, Chenggong Zhang, Xiaoli Liu, Xiang Peng

Proceedings Volume 11549, 115490E (2020) https://doi.org/10.1117/12.2583941

KEYWORDS: Microscopy, Image resolution, Visualization, Phase imaging, Optical microscopes, Life sciences, Imaging technologies

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Proceedings Article | 10 October 2020 Presentation + Paper

Positional misalignment correction for Fourier ptychographic microscopy based on intensity distribution

Wei Huang, Shuixin Pan, Qi Zhou, Meihua Liao, Chenggong Zhang, Qijian Tang, Xiaoli Liu, Xiang Peng

Proceedings Volume 11549, 115490D (2020) https://doi.org/10.1117/12.2583686

KEYWORDS: Light emitting diodes, Microscopy, Image quality, LED displays, Microscopes

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Proceedings Article | 17 April 2020 Paper

Real-time point cloud registration for flexible hand-held 3D scanning

Yang Yang, HaiLong Chen, Xiaoli Liu, Qijian Tang, Zewei Cai, Xiang Peng

Proceedings Volume 11455, 114557U (2020) https://doi.org/10.1117/12.2565366

KEYWORDS: Clouds, 3D scanning, Image registration, 3D modeling, Calibration, 3D acquisition, Machine vision, Photogrammetry, Remote sensing, 3D image processing

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Proceedings Article | 24 July 2018 Paper

A method for fast 3D fringe projection measurement without phase unwrapping

Xiaoli Liu, Yang Yang, Qijian Tang, Zewei Cai, Xiang Peng, Menglong Liu, Qingquan Li

Proceedings Volume 10827, 1082713 (2018) https://doi.org/10.1117/12.2501470

KEYWORDS: Cameras, 3D metrology, Phase measurement, Imaging systems, Projection systems, 3D modeling, Calibration, Image processing, Phase shift keying, Phase shifts

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Proceedings Article | 24 July 2018 Paper

A method of vision localization measurement to assist Fourier ptychographic microscopy

Xiaoli Liu, Cheng Li, Qijian Tang, Xiang Peng

Proceedings Volume 10827, 108270J (2018) https://doi.org/10.1117/12.2501042

KEYWORDS: Stereo vision systems, Imaging systems, Microscopy, Image processing, Spatial frequencies, Cameras

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Proceedings Article | 24 July 2018 Paper

An accurate hand-eye calibration algorithm with global optimization

Yaqin Zhang, Xiaoli Liu, Hailong Chen, Zewei Cai, Qijian Tang, Xiang Peng, Menglong Liu, Qingquan Li

Proceedings Volume 10827, 108270Z (2018) https://doi.org/10.1117/12.2500972

KEYWORDS: Calibration, Cameras, 3D metrology, Sensors, 3D acquisition, Optimization (mathematics), Data acquisition, Imaging systems, Error analysis, Robot vision

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