People Directory

Weixing Cai, PhD

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Education

  • Harvard Medical School, Boston, MA 2014 – 2017. Medical Physics Resident (Radiation Oncology).

  • University of Rochester, Rochester, NY 2003 – 2009. Ph.D. in Physics “Feasibility study of phase-contrast cone beam CT imaging systems”.

  • Nanjing University, Nanjing, China 2000 – 2003. M.S. in Radio Physics “Fabrication and Characterization of NbN/AlN/NbN superconductive junctions”.

  • Nanjing University, Nanjing, China 1996 – 2000. B.S. in Physics.

Working Experience

  • University of Rochester Medical Center, Rochester, NY. Research Assistant Professor 2010 – 2014. Instructor 2009 – 2010.

  • University of Rochester, Rochester, NY. PhD Student and Research Assistant 2004 – 2009.

  • Nanjing University, Nanjing, China. Master Student and Research Assistant 2000 – 2003.

Memberships

  • The International Society for Optics and Photonics (SPIE)

  • American Association of Physicists in Medicine (AAPM)

Editorial positions

Frequent reviewer for the following journals:

  • Medical Physics

  • IEEE Transaction on Biomedical Engineering

  • IEEE Transaction on Nuclear Sciences

  • Optical engineering

  • Journal of X-ray Science and Technology

  • International Journal of Biomedical Imaging

  • Journal of Electronic Imaging

  • Inverse Problems in Sciences and Engineering

Patents

  • Ruola Ning and Weixing Cai, “Method and apparatus of differential phase-contrast cone beam CT imaging and hybrid cone beam CT imaging,” United States Patent No.: 7,949,095 (2011)

  • Lin Kang, Peiheng Wu, Weixing Cai, Jianrong Shi and Yajun Chen, "Single crystal AlN thin film and its fabrication technology," Chinese Patent No. 03132208.5 (2005)

Journal Publications

  1. Weixing Cai, Martina Hurwitz, Chris Williams, Salam Dhou, Ross Berbeco, Joao Seco, Fulya Cifter, Marios Myronakis and John H Lewis, “4DCBCT-Based Dose Assessment for SBRT Lung Cancer Treatment”, submitted to Phys. Med. Biol. (2015)

  2. Weixing Cai, Martina Hurwitz, Chris Williams, Salam Dhou, Ross Berbeco, Joao Seco, Pankaj Mishra, John H Lewis, “3D Delivered Dose Assessment Using a 4DCT-Based Motion Model”, Med. Phys. 42(6), 2897-2907 (2015)

  3. Salam Dhou, Martina Hurwitz, Pankaj Mishra, Weixing Cai, Joerg Rottmann, Ruijiang Li, Chris Williams, Matthew Wagar, Ross Berbeco, D Ionascu and John H Lewis, “3D fluoroscopic image estimation using patient-specific 4DCBCT-based motion models” Phys. Med. Biol. 60, 3807-3824 (2015)

  4. Binghui Zhao, Xiaohua Zhang, Weixing Cai, David Conover and Ruola Ning, “Cone beam breast CT with multiplanar and three dimensional visualization in differentiating breast masses compared with mammography,” Euro. J. Radiol. 84, 48-53 (2015)

  5. Weixing Cai, Binghui Zhao, David Conover, Jiangkun Liu and Ruola Ning, "Dynamic cone beam CT angiography of carotid and cerebral arteries using canine model," Med. Phys. 39(1), 543-553 (2012)

  6. Jiangkun Liu, Ruola Ning, Weixing Cai, Ricardo Betancourt-Benitez, "Enhancement of breast calcification visualization and detection using a modified PG method in cone beam breast CT," J. X-ray Sci. Technol. 20(1), 107-120 (2012)

  7. Weixing Cai, Ruola Ning and David Conover, “Scatter correction for clinical cone beam CT breast imaging based on breast phantom studies,” J. of X-ray Sci. Technol. 19(1), 91-109 (2011)

  8. Dong Yang, Ruola Ning and Weixing Cai, “Circle plus partial helical scan scheme for a flat panel detector-based cone beam breast x-ray CT (CBBCT),” Int. J. Biomed. Imag. 637867 (2009)

  9. Weixing Cai and Ruola Ning, “Preliminary study of a phase-contrast cone-beam computed tomography system: the edge-enhancement effect in the tomographic reconstruction of in-line holographic images,” Opt. Eng. 47(3), 037004 (2008)

  10. Weixing Cai, Ruola Ning and David Conover, “A simplified method of scatter correction using beam-stop-array algorithm for cone-beam computed tomography breast imaging,” Opt. Eng. 47(9), 097003 (2008)

  11. Yajun Chen, Lin Kang, Weixing Cai, Jianrong Shi, Shaoqi Zhao, Zhengming Ji and Peiheng Wu, "Epitaxial growth of AlN and NbN films on (111) Mgo substrates," Chinese Journal of Low Temperature Physics 3, 207-210 (2005)

  12. Kailuo Wang, Yijun Feng and Weixing Cai, "Design of superconductor coplanar waveguide band-pass filter," Chinese Journal of Low Temperature Physics 2, 116-120 (2003)

  13. Lixing You, Peiheng Wu, Zhengming Ji, Shixiong Fan, Weiwei Xu, Weixing Cai, Lin Kang and C. T. Lin, "Fabrication of intrinsic Josephson junctions with controllable number of junctions," Chinese Journal of Low Temperature Physics 3, 198-201 (2003)

  14. Jianrong Shi, Lin Kang, Weixing Cai, Yajun Chen, Zhengming Ji and Peiheng Wu,
    "Fabrication of NbN/AlN/NbN trilayers on MgO substrates," Chinese Journal of Low Temperature Physics S1, 272-275 (2003)

  15. Lin Kang, Peiheng Wu, Jianrong Shi, Weixing Cai, Senzu Yang, Zhengming Ji and Zhen Wang, “Fabrication and characterization of NbN, AlN and NbN/AlN/NbN on MgO substrates,” Supercond. Sci. Technol. 16, 1417-1421 (2003)

  16. Guozhu Sun, Peiheng Wu, Weixing Cai, Zhengming Ji, Weiwei Xu, Lin Kang and Senzu Yang, “Quasi-particle injection into YBa2Cu3O(7-) micro-bridge,” Chinese Science Bulletin 48(11), 1161-1164 (2003)

  17. Lixing You, Peiheng Wu, Weixing Cai, Senzu Yang, Huabing Wang and Lin Kang, “Fabrication and characteristics of intrinsic Josephson junctions in Bi2Sr2CaCu2O(8+x) single crystals,” Chinese Science Bulletin 48(1), 24-27 (2003)

  18. Lin Kang, Peiheng Wu, Jun Pan, Weixing Cai, Senzu Yang and Chunhai Cao, “High-Tc superconductor detection coils for a magnetic resonance system,” Chinese Phys. Lett. 19, 1380-1381 (2002)

  19. Huarong Xu, Liyong Wu, Jianrong Shi, Chunhai Cao, Weixing Cai et al, "Research of standard measurement system of surface resistance and error discussion," Chinese Journal of Low temperature Physics 24(4), 268-275 (2002)

  20. Weixing Cai, Lin Kang, Peiheng Wu, Senzu Yang and Zhengming Ji, “Fabrication of AlN thin films on different substrates at ambient temperature,” Supercond. Sci. Technol. 15, 1781-1783 (2002)

Conference Proceedings

  1. Weixing Cai, Ruola Ning and Jiangkun Liu, “Effect of coherence loss in differential phase contrast imaging,” Proc. SPIE 9033, 903357 (2014)

  2. Weixing Cai, Ruola Ning and Jiangkun Liu, "Feasibility study of spectral imaging for differential phase contrast cone beam CT: computer simulations," Proc. SPIE 8668-181 (2013)

  3. Jiangkun Liu, Ruola Ning and Weixing Cai, "Phantom study for volume-of-interest breast imaging using differential phase contrast cone beam CT (DPC-CBCT)," Proc. SPIE 8668-182 (2013)

  4. Weixing Cai, Yang Yu, Ruola Ning, Jiangkun Liu and David Conover, "Investigation of source grating stepping for differential phase-contrast cone beam CT system," Proc. SPIE 8313, 83132S (2012)

  5. Weixing Cai, Ruola Ning, Yang Yu, Jiangkun Liu and David Conover, "Investigation of moiré pattern-based phase retrieval approach for differential phase-contrast cone beam CT imaging using a hospital-grade tube," Proc. SPIE 8313, 83132R (2012)

  6. Yang Yu, Ruola Ning, Weixing Cai, Jiangkun Liu and David Conover, "Performance investigation of a hospital-grade x-ray tube-based differential phase-contrast cone beam CT system," Proc. SPIE 8313, 83134F (2012)

  7. Yang Yu, Ruola Ning and Weixing Cai, “Performance evaluation of a differential phase-contrast cone-beam CT (DPC-CBCT) system for soft tissue imaging,” Proc. SPIE 7961, 79614X (2011)

  8. Weixing Cai and Ruola Ning, "Design and construction of a micro-focus in-line phase-contrast cone-beam CT (PC-CBCT) system for soft tissue imaging," Proc. SPIE 7622, 76225F (2010)

  9. Jiangkun Liu, Ruola Ning and Weixing Cai, “Pseudo super-resolution for improved calcification characterization for cone beam breast CT (CBBCT),” Proc. SPIE 7622, 762236 (2010)

  10. Weixing Cai and Ruola Ning, “Dose efficiency consideration for volume-of-interest breast imaging using x-ray differential phase-contrast CT,” Proc. SPIE 7258, 72584D (2009)

  11. Weixing Cai and Ruola Ning, “Cone-beam reconstruction using retrieved phase projections of in-line holography for breast imaging,” Proc. SPIE 6913, 69132Q (2008)

  12. Ricardo Betancourt-Benítez, Ruola Ning, David Conover, Yan Zhang and Weixing Cai, “Development of a quality control program for a cone beam CT imaging system,” Proc. SPIE 6913, 691356 (2008)

  13. Weixing Cai, Ruola Ning, Yan Zhang and David Conover, “Evaluation of a new breast-shaped compensation filter for a newly built breast imaging system,” Proc. SPIE 6510, 651039 (2007)

  14. Ruola Ning, David Conover, Yong Yu, Yan Zhang, Weixing Cai, Ricardo Betancourt-Benitez and Xianghua Lu, “A novel cone beam breast CT scanner: system evaluation,” Proc. SPIE 6510, 651030 (2007)

  15. Weixing Cai, Ruola Ning and David Conover, “Scatter correction using beam stop array algorithm for cone-beam CT breast imaging,” Proc. SPIE 6142, 61423E (2006)

  16. Weixing Cai, Ruola Ning and Dong Yang, “Computer simulation of FDK reconstruction with the in-line holographic projection data,” Proc. SPIE 6142, 61424G (2006)

  17. Ruola Ning, David Conover, Yong Yu, Yan Zhang, Weixing Cai, Dong Yang and Xianghua Lu, “Flat panel detector-based cone beam CT for dynamic imaging: system evaluation,” Proc. SPIE 6142, 61422C (2006)

  18. Ruola Ning, David Conover, Yong Yu, Yan Zhang, Weixing Cai, Xianghua Lu and Ricardo Betancourt Benitez, “A novel cone beam CT breast-imaging scanner: preliminary system evaluation,” Proc. SPIE 6142, 614211 (2006)

  19. Ruola Ning, David Conover, Yong Yu, Weixing Cai and Xianghua Lu, “Flat panel detector-based cone beam CT lung imaging: Preliminary system evaluation,” Proc. SPIE 5745, 147-158 (2005)

Abstracts and Presentations

  1. Weixing Cai, Martina Hurwitz, Chris Williams, Salam Dhou, Ross Berbeco, Joao Seco, Fulya Cifter, Marios Myronakis, Pankaj Mishra and John H Lewis, “3D Delivered Dose Assessment Using a 4DCT-Based Motion Model,” Oral, AAPM Annual Meeting (2015)

  2. Weixing Cai, Martina Hurwitz, Chris Williams, Salam Dhou, Ross Berbeco, Joao Seco, Fulya Cifter, Marios Myronakis and John H Lewis, “4DCBCT-Based Dose Assessment for SBRT Lung Cancer Treatment,” Oral, AAPM Annual Meeting (2015)

  3. Salam Dhou, Fulya Cifter, Marios Myronakis, Ross Berbeco, John H Lewis, Weixing Cai (Corresponding and presenting author), “Lateral Truncation Artifact Correction for 4DCBCT-Based Motion Modeling and Dose Assessment,” Poster, AAPM Annual Meeting (2015)

  4. Marios Myronakis, Weixing Cai, Salam Dhou, Fulya Cifter, Martina Hurwitz, Paul Segars, John H Lewis, “A Graphical Interface for XCAT Phantom Configuration, Generation and Processing,” Poster, AAPM Annual Meeting (2015)

  5. Salam Dhou, Weixing Cai, Martina Hurwitz, Chris Williams, Joerg Rottmann, Pankaj Mishra, Marios Myronakis, Fulya Cifter, Ross Berbeco, D Ionascu, John H Lewis, “3D Fluoroscopic Image Generation From Patient-Specific 4DCBCT-Based Motion Models Derived From Physical Phantom and Clinical Patient Images,” Oral, AAPM Annual Meeting (2015)

  6. Marios Myronakis, Weixing Cai, Salam Dhou, Fulya Cifter, John H Lewis, “Using 4DCT-Based Motion Modeling to Predict Motion and Duty Cycle On Successive Days of Gated Radiotherapy,” Poster, AAPM Annual Meeting (2015)

  7. Salam Dhou, Weixing Cai, Martina Hurwitz, Chris Williams, Fulya Cifter, Marios Myronakis, D Ionascu, John H Lewis, “Day-To-Day Variations in Fraction-Specific Motion Modeling Using Patient 4DCBCT Images,” Poster, AAPM Annual Meeting (2015)

  8. Y Yang, H Xie, Weixing Cai, X Tang, “Phase Retrieval in Grating-Based X-Ray Differential Phase Contrast CT with Twin-Peaks in Phase-Stepping Curves,” Oral, AAPM Annual Meeting (2015)

  9. Weixing Cai, "Development in cone beam CT and X-ray phase contrast imaging," Invited talk, Department of Physics and Astronomy, University of Rochester (April 23, 2010)

  10. Weixing Cai, "Differential phase contrast cone beam CT and cone beam breast CT," Invited talk, Department of Biomedical Engineering, Peking University, Beijing, China (June 4, 2012)

Research Support

  1. Varian Research Grant RSCH1206 (PI Lewis, J H)
    “A treatment planning decision support tool for selection of motion management techniques in lung SBRT”.
    11/01/2014 – 10/31/2016 Role: Co-Investigator

  1. NIH 2P 50 AR054041-06A1 (PI Schwarz, E)
    "Translating PTH therapy as an adjuvant for structural allografting"
    08/16/2012 – 06/30/2014 Role: Co-Investigator

  2. NIH R01 CA143050 (PI Ning, R) “Phase Contrast Cone Beam CT Imaging"
    04/08/2010 – 01/31/2014 Role: Co-Investigator

  3. NIH R01 9 HL078181 (PI Ning, R) “Three-Dimensional Tomographic Angiography”
    04/15/2004 – 02/28/2011 (with no cost extension) Role: Research Associate

  4. NIH 5 R33 CA094300 (PI Ning, R) “High Resolution Cone Beam Volume CT for Breast Imaging”
    06/03/2003 – 05/31/2009 Role: Research Associate

  5. NIH/NCI 1R44CA103236-04 (PI Conover, D) “Cone Beam Volume CT Breast Imaging Scanner”
    02/05/2004 – 02/28/2010 (with no cost extension) Role: Research Associate 

  6. NIH 8 R01 EB 002775 (PI Ning, R) "Flat Panel Detector-based Cone Beam Volume CT"
    02/01/2001 - 01/31/2006 Role: Research Associate

Located in: Past Members