Prof. Liang Li Profile

Prof. Liang Li

at Tsinghua Univ

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 24 October 2024 Poster + Paper

A study on position and energy correction of multi-pixel events in pixelated semiconductor detector for XFCT imaging

Shaozhou Pu, Jiadan Song, Liang Li

Proceedings Volume 13152, 131521V (2024) https://doi.org/10.1117/12.3027436

KEYWORDS: Sensors, Fluorescence, Gadolinium, Biomedical optics, X-ray fluorescence spectroscopy, Fluorescence imaging, X-rays, Semiconductors

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Proceedings Article | 23 October 2024 Presentation + Paper

Full-field multimodal imaging technology of x-ray transmission, fluorescence, and scattering tomography (PI-CT) with polychromatic source

Liang Li, Jiadan Song, Shaozhou Pu

Proceedings Volume 13152, 131521A (2024) https://doi.org/10.1117/12.3027432

KEYWORDS: Gadolinium, Reconstruction algorithms, Compton scattering, X-rays, Tumors, Photons, Fluorescence, Multimodal imaging

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Proceedings Article | 4 October 2024 Poster

Research on x-ray induced acoustic computerized tomography in vascular imaging

Huahai Sun, Liang Li

Proceedings Volume 13152, 131521M (2024) https://doi.org/10.1117/12.3027548

KEYWORDS: X-ray imaging, X-rays, Acoustics, Vascular imaging, Computed tomography, Biomedical optics, Acoustic tomography, Acoustic waves, X-ray detectors, Tissues

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Proceedings Article | 1 April 2024 Poster + Paper

A metal artifacts reducing method in dental cone-beam CT by utilizing intra-oral scan data

Yuyang Wang, Xiaomo Liu, Liang Li

Proceedings Volume 12925, 129253I (2024) https://doi.org/10.1117/12.3006308

KEYWORDS: Metals, Teeth, Cone beam computed tomography, Image restoration, Data modeling, Medical image reconstruction, Image segmentation, Image registration, Diffusion, 3D projection

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Proceedings Article | 18 October 2022 Open Access

First results on Compton camera system used for x-ray fluorescence computed tomography

Chuanpeng Wu, Liang Li

Proceedings Volume 12304, 1230416 (2022) https://doi.org/10.1117/12.2647055

KEYWORDS: Photon counting, Imaging systems, X-ray fluorescence spectroscopy, Reconstruction algorithms, Compton scattering, X-rays

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Proceedings Article | 18 October 2022 Open Access

The reason of why dynamic dual-energy CT is better than multi-energy CT in reducing statistical noise

Yidi Yao, Liang Li, Zhiqiang Chen

Proceedings Volume 12304, 123041F (2022) https://doi.org/10.1117/12.2646994

KEYWORDS: Photons, Computed tomography, X-ray computed tomography, Sensors, Error analysis, X-rays, Data modeling, Statistical analysis, Reconstruction algorithms, Detection and tracking algorithms

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Proceedings Article | 28 May 2019 Paper

Non-uniformity correction for photon-counting detectors using double GANs

Wei Fang, Liang Li

Proceedings Volume 11072, 1107228 (2019) https://doi.org/10.1117/12.2534818

KEYWORDS: Nonuniformity corrections, Photon counting, Image processing, Computer simulations, Computed tomography

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Proceedings Article | 28 May 2019 Paper

Attenuation correction for x-ray fluorescence computed tomography (XFCT) utilizing transmission CT image

Siyuan Zhang, Liang Li, Zhiqiang Chen

Proceedings Volume 11072, 110722N (2019) https://doi.org/10.1117/12.2534823

KEYWORDS: Photons, X-ray computed tomography, X-ray fluorescence spectroscopy, Image transmission, Computed tomography, X-rays

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SPIE Journal Paper | 12 January 2019 Open Access

Robust multimaterial decomposition of spectral CT using convolutional neural networks

Zhengyang Chen, Liang Li

OE, Vol. 58, Issue 01, 013104, (January 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.1.013104

KEYWORDS: Convolutional neural networks, Computed tomography, Lithium, Detection and tracking algorithms, Reconstruction algorithms, Optical engineering, Lawrencium, Signal attenuation, Sensors, X-ray computed tomography

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SPIE Journal Paper | 16 November 2017

Full-field fan-beam x-ray fluorescence computed tomography system design with linear-array detectors and pinhole collimation: a rapid Monte Carlo study

Siyuan Zhang, Liang Li, Ruizhe Li, Zhiqiang Chen

OE, Vol. 56, Issue 11, 113107, (November 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.11.113107

KEYWORDS: Sensors, Monte Carlo methods, Gadolinium, Gold, Imaging systems, X-ray fluorescence spectroscopy, Computed tomography, In vivo imaging, Luminescence, Computing systems

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Proceedings Article | 4 October 2016 Presentation + Paper

Simultaneous x-ray fluorescence and K-edge CT imaging with photon-counting detectors

Liang Li, Ruizhe Li, Siyuan Zhang, Zhiqiang Chen

Proceedings Volume 9967, 99670F (2016) https://doi.org/10.1117/12.2238528

KEYWORDS: Sensors, Photon counting, X-ray computed tomography, X-ray fluorescence spectroscopy, X-rays, Photons, Signal attenuation, X-ray detectors, X-ray imaging, Gold

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SPIE Journal Paper | 10 June 2016

Geometric estimation method for x-ray digital intraoral tomosynthesis

Liang Li, Yao Yang, Zhiqiang Chen

OE, Vol. 55, Issue 06, 063105, (June 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.6.063105

KEYWORDS: Sensors, X-rays, X-ray sources, Calibration, X-ray detectors, Radiography, X-ray imaging, Optical engineering, Detection and tracking algorithms, Lithium

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SPIE Journal Paper | 7 January 2013

X-ray digital intra-oral tomosynthesis for quasi-three-dimensional imaging: system, reconstruction algorithm, and experiments

Liang Li, Zhiqiang Chen, Ziran Zhao, Dufan Wu

OE, Vol. 52, Issue 01, 013201, (January 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.1.013201

KEYWORDS: Sensors, X-rays, X-ray imaging, Radiography, Imaging systems, Digital x-ray imaging, Reconstruction algorithms, Modulation transfer functions, Teeth, X-ray sources

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Proceedings Article | 17 October 2012 Paper

Anisotropic total variation minimization method for limited-angle CT reconstruction

Xin Jin, Liang Li, Zhiqiang Chen, Li Zhang, Yuxiang Xing

Proceedings Volume 8506, 85061C (2012) https://doi.org/10.1117/12.930339

KEYWORDS: CT reconstruction, X-ray computed tomography, Image processing, Compressed sensing, Computed tomography, Reconstruction algorithms, X-rays, Radon transform, Rutherfordium, Lithium

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Proceedings Article | 17 October 2012 Paper

Improved total variation based CT reconstruction algorithm with noise estimation

Xin Jin, Liang Li, Le Shen, Zhiqiang Chen

Proceedings Volume 8506, 85061E (2012) https://doi.org/10.1117/12.929602

KEYWORDS: Reconstruction algorithms, CT reconstruction, Image quality, Image analysis, X-ray computed tomography, X-rays, Sensors, Compressed sensing, Data processing, Photons

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SPIE Journal Paper | 1 June 2010

Experimental measurement of human head motion for high-resolution computed tomography system design

Liang Li, Zhiqiang Chen, Xin Jin, Hengyong Yu, Ge Wang

OE, Vol. 49, Issue 06, 063201, (June 2010) https://doi.org/10.1117/12.10.1117/1.3454379

KEYWORDS: Head, Computed tomography, Motion measurement, Cameras, Imaging systems, Computing systems, In vivo imaging, X-ray computed tomography, Optical engineering, Lithium

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Proceedings Article | 2 March 2006 Paper

A backprojection filtered image reconstruction algorithm for circular cone-beam CT

Liang Li, Zhiqiang Chen, Li Zhang, Yuxiang Xing, Kejun Kang

Proceedings Volume 6142, 61424N (2006) https://doi.org/10.1117/12.652520

KEYWORDS: Reconstruction algorithms, Detection and tracking algorithms, Sensors, Image segmentation, Image filtering, X-rays, X-ray computed tomography, X-ray sources, Image processing algorithms and systems, Image restoration

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Proceedings Article | 22 October 2004 Paper

A new supershort-scan algorithm for fan beam and cone beam reconstruction

Liang Li, Zhiqiang Chen, Kejun Kang, Ziran Zhao

Proceedings Volume 5562, (2004) https://doi.org/10.1117/12.558688

KEYWORDS: Reconstruction algorithms, Detection and tracking algorithms, Sensors, Tomography, Image restoration, CT reconstruction, Computer simulations, X-rays, X-ray sources, Error analysis

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Showing 5 of 18 publications

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