Dr. Qian Liu Profile

Dr. Qian Liu

Professor at Hainan Univ

SPIE Involvement:

Conference Program Committee | Author

Publications (24)

Proceedings Article | 6 November 2023 Paper

A fiber-optic probe-based Raman imaging approach in combination with AR/MR visualization

Wei Yang, Iwan Schie, Qian Liu

Proceedings Volume 12921, 129211Y (2023) https://doi.org/10.1117/12.2688868

KEYWORDS: Raman spectroscopy, Fiber optics, Visualization, Biomedical applications, Mixed reality

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SPIE Journal Paper | 18 May 2022 Open Access

No-reference image quality assessment for confocal endoscopy images with perceptual local descriptor

Xiangjiang Dong, Ling Fu, Qian Liu

JBO, Vol. 27, Issue 05, 056503, (May 2022) https://doi.org/10.1117/12.10.1117/1.JBO.27.5.056503

KEYWORDS: Image quality, Confocal microscopy, Endoscopy, Molybdenum, Image processing, Image enhancement, Medical imaging, Image filtering, Feature extraction, Databases

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Proceedings Article | 10 October 2020 Presentation + Paper

A micron precision fiber bundle coupler for confocal endomicroscope

Qian Liu, Xiaoxiao Ma, Yong Deng

Proceedings Volume 11553, 1155304 (2020) https://doi.org/10.1117/12.2573741

KEYWORDS: Fiber couplers, Confocal microscopy, Fiber lasers, Connectors, Actuators, Data communications, Image transmission, Shape memory alloys, Structured optical fibers, Polishing

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Proceedings Article | 19 March 2014 Paper

A service protocol for post-processing of medical images on the mobile device

Lang Xu, Qian Liu, Longjun He, Xing Ming

Proceedings Volume 9039, 90390Q (2014) https://doi.org/10.1117/12.2043358

KEYWORDS: Medical imaging, Mobile devices, Picture Archiving and Communication System, 3D image processing, Image processing, Data communications, Visualization, Standards development, Mobile communications, Volume rendering

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Proceedings Article | 26 October 2013 Paper

New navigation algorithm based on the entropy image

Jianguo Liu, Yi Liu, Qian Liu

Proceedings Volume 8921, 892109 (2013) https://doi.org/10.1117/12.2031885

KEYWORDS: Navigation systems, Optical flow, Motion estimation, Affine motion model, Image information entropy, Visualization, Cameras, Motion models, Video processing, Video

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Proceedings Article | 20 February 2009 Paper

Computational study on cortical spreading depression based on a generalized cellular automaton model

Lele Hu, Shangbin Chen, Changcheng Xu, Qian Liu, Bing Li

Proceedings Volume 7186, 71860H (2009) https://doi.org/10.1117/12.811305

KEYWORDS: Wavefronts, Wave propagation, Mathematical modeling, Optical imaging, Brain, Lithium, Ischemia, Convolution, Cerebral cortex, Biomedical optics

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Proceedings Article | 6 February 2008 Paper

Conversion coefficients for external monoenergic photon beams in the visible Chinese human model

Qian Liu, Shaoqun Zeng, Guozhi Zhang

Proceedings Volume 6855, 68550J (2008) https://doi.org/10.1117/12.763417

KEYWORDS: Mathematical modeling, Data modeling, Tissues, Particles, Intestine, Bone, Radiation dosimetry, Radiation effects, Skin, Bladder

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SPIE Journal Paper | 1 January 2008

Effective method for automatic contour extraction

Zheng Fang, Qingming Luo, Qian Liu, Kun Bi, Xiaomin Sun

JEI, Vol. 17, Issue 01, 013016, (January 2008) https://doi.org/10.1117/12.10.1117/1.2885248

KEYWORDS: Image segmentation, Computed tomography, Reconstruction algorithms, Tomography, Sensors, X-rays, Detection and tracking algorithms, Charge-coupled devices, X-ray computed tomography, Computer simulations

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Proceedings Article | 26 April 2007 Paper

A high-resolution optical imaging system for obtaining the serial transverse section images of biologic tissue

Ping Wu, Hui Gong, Qian Liu, Li Wu, Bin Zhang

Proceedings Volume 6535, 65350Z (2007) https://doi.org/10.1117/12.740969

KEYWORDS: Tissues, Imaging systems, Microscopes, Optical imaging, Tissue optics, Optical resolution, Brain, Charge-coupled devices, Objectives, Image resolution

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Proceedings Article | 27 October 2006 Paper

A digital rat atlas of sectional anatomy

Yinping Liao, Hui Gong, Li Yu, Qingming Luo, Xueling Bai, Qian Liu

Proceedings Volume 6047, 60470Y (2006) https://doi.org/10.1117/12.710690

KEYWORDS: 3D modeling, 3D image processing, Image processing, Brain, Scanners, Tissues, Computed tomography, Image segmentation, Eye models, Iron

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Proceedings Article | 27 October 2006 Paper

Design and evaluation of a portable continuous-wave NIR topography instrument

Qian Liu, Yi Zheng, Zhili Zhang, Hui Gong, Chuanhua Cao

Proceedings Volume 6047, 60470X (2006) https://doi.org/10.1117/12.710686

KEYWORDS: Signal detection, Blood, Near infrared, Light emitting diodes, Continuous wave operation, Sensors, Brain, Photodiodes, Near infrared spectroscopy, Absorbance

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Proceedings Article | 21 July 2006 Paper

Laser speckle techniques for studying thermally induced dynamics of blood perfusion of mice's mesentery

Qian Liu, Yang Weng, Qingming Luo, Ting Zhang, Dan Zhu

Proceedings Volume 6163, 616302 (2006) https://doi.org/10.1117/12.696925

KEYWORDS: Blood, Speckle, Tumors, Blood circulation, Laser speckle imaging, Microscopy, Temperature metrology, Tissues, Laser systems engineering, Blood vessels

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Proceedings Article | 22 February 2006 Paper

Study of the left prefrontal cortex activity of Chinese children with dyslexia in phonological processing by NIRS

Hui Gong, Qingming Luo, Yi Zheng, Ting Li, Ranran Song, Zhili Zhang

Proceedings Volume 6078, 607833 (2006) https://doi.org/10.1117/12.648771

KEYWORDS: Near infrared spectroscopy, Prefrontal cortex, Hemodynamics, Positron emission tomography, Brain, Functional magnetic resonance imaging, Neuroimaging, Light emitting diodes, Tissues, Cerium

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Proceedings Article | 2 February 2006 Paper

Monitoring thermally induced blood flow change of rat mesentery by laser speckle imaging

Weng Yang, Qingming Luo, Dan Zhu, Qian Liu

Proceedings Volume 6026, 60260B (2006) https://doi.org/10.1117/12.667105

KEYWORDS: Blood circulation, Blood, Velocity measurements, Speckle, Tissues, Laser speckle imaging, Blood vessels, Resistance, Image analysis, Image resolution

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Proceedings Article | 29 March 2005 Paper

Temporal dynamics of blood microcirculation in oral cavity mucous membrane caused by low-intensity laser irradiation

Haiying Chen, Qingming Luo, Nisong Lin, Sergey Ulyanov, Natalia Kharish, Alexander Lepilin, Mikhail Naumov, Elena Safonkina, Alexey Sedykh, Liu Qian, Weng Yang, Onega Ulianova, Dan Zhu

Proceedings Volume 5696, (2005) https://doi.org/10.1117/12.596957

KEYWORDS: Blood, Doppler effect, Laser therapeutics, Laser irradiation, Diagnostics, Light scattering, Laser dentistry, Laser speckle imaging, Capillaries, Photoplethysmography

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SPIE Journal Paper | 1 March 2005 Open Access

Temporal clustering analysis of cerebral blood flow activation maps measured by laser speckle contrast imaging

Qian Liu, Zheng Wang, Qingming Luo

JBO, Vol. 10, Issue 02, 024019, (March 2005) https://doi.org/10.1117/12.10.1117/1.1891105

KEYWORDS: Laser speckle contrast imaging, Brain, Speckle, Functional magnetic resonance imaging, Nerve, Cerebral blood flow, Blood circulation, Brain mapping, Somatosensory cortex, Blood

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Proceedings Article | 18 January 2005 Paper

Micro-CT images reconstruction and 3D visualization for small animal studying

Zheng Fang, Hui Gong, Shan Ju, Qian Liu, Quan Fang, Aijun Zhong

Proceedings Volume 5630, (2005) https://doi.org/10.1117/12.580577

KEYWORDS: Reconstruction algorithms, Charge-coupled devices, Sensors, Visualization, 3D image processing, X-rays, X-ray imaging, CCD image sensors, Computing systems, Ear

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Proceedings Article | 18 January 2005 Paper

Laser speckle contrast imaging: monitoring blood flow dynamics and vascular structure of photodynamic therapy

Sibo Zhou, Qian Liu, Qingming Luo, Zhihong Zhang

Proceedings Volume 5630, (2005) https://doi.org/10.1117/12.572202

KEYWORDS: Speckle, Photodynamic therapy, Laser speckle contrast imaging, Blood circulation, Content addressable memory, In vivo imaging, Blood, Tumors, Speckle pattern, CCD cameras

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Proceedings Article | 8 December 2003 Paper

Assessment of tumor angiogenesis using fluorescence contrast agents

Xavier Intes, Ping Huang, Yu Chen, Qian Liu, Shay Hyman, Britton Chance, William Lee

Proceedings Volume 5254, (2003) https://doi.org/10.1117/12.546210

KEYWORDS: Tumors, Tissues, Luminescence, Indocyanine green, Data modeling, Animal model studies, Interference filters, Blood, Tissue optics, Optical imaging

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Proceedings Article | 8 December 2003 Paper

Low-frequency phased-array 2D fluorescence localization in breast cancer detection

Britton Chance, Qian Liu, Qingming Luo, Yu Chen

Proceedings Volume 5254, (2003) https://doi.org/10.1117/12.546147

KEYWORDS: Luminescence, Breast cancer, Signal detection, Absorption, Phased arrays, Sensors, Light emitting diodes, Light sources, Breast, Modulation

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Proceedings Article | 29 July 2003 Paper

Handheld low-frequency phased array near-infrared (NIR) breast cancer localizer

Qian Liu, Yu Chen, Qingming Luo

Proceedings Volume 4955, (2003) https://doi.org/10.1117/12.503168

KEYWORDS: Light emitting diodes, Phased arrays, Signal detection, Sensors, Breast cancer, Tumors, Scattering, Modulation, Near infrared, Oscillators

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Proceedings Article | 29 July 2003 Paper

Three-dimensional imaging of the metabolic state of c-MYC-induced mammary tumor with the cryo-imager

Qingming Luo, Min Zhang, Dana Blessington, Zhihong Zhang, Gang Zheng, Lewis Chodosh, Britton Chance, Qian Liu, Lanlan Zhou

Proceedings Volume 4955, (2003) https://doi.org/10.1117/12.503163

KEYWORDS: Tumors, 3D image processing, Glucose, Luminescence, Tissues, Signal detection, Tissue optics, Natural surfaces, Mode conditioning cables, Oxygen

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Proceedings Article | 29 July 2003 Paper

Determination of subsurface tumor localization in animal models with near-infrared (NIR) fluorescence imaging

Min Zhang, Gang Zheng, Samuel Achilefu, Yu Chen, Qian Liu, Chenpeng Mu, Britton Chance, Dana Blessington, Xavier Intes, Zhihong Zhang, Lanlan Zhou, Hui Li

Proceedings Volume 4955, (2003) https://doi.org/10.1117/12.478187

KEYWORDS: Tumors, Luminescence, Animal model studies, Scattering, Near infrared, Phased arrays, In vivo imaging, Breast, Signal detection, Imaging systems

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Proceedings Article | 12 April 2002 Paper

Restoration of deep-layer image attenuation in multiphoton microscopy

Shaoqun Zeng, Qian Liu, Qingming Luo, Qiang Lu

Proceedings Volume 4536, (2002) https://doi.org/10.1117/12.462553

KEYWORDS: Signal attenuation, Multiphoton microscopy, 3D modeling, Confocal microscopy, Image restoration, Photonics, Biology, Medicine, Mathematics, Mathematical modeling

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Showing 5 of 24 publications

Conference Committee Involvement (4)

Dynamics and Fluctuations in Biomedical Photonics XXII

25 January 2025 | San Francisco, California, United States

Dynamics and Fluctuations in Biomedical Photonics XXI

28 January 2024 | San Francisco, California, United States

Second Conference on Biomedical Photonics and Cross-Fusion (BPC2023)

8 June 2023 | Shanghai, China

Dynamics and Fluctuations in Biomedical Photonics XX

29 January 2023 | San Francisco, California, United States

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