Publications

Journal and Conference Papers

  1. Su* L Yang YM, Bednarz, Edmond Sterpin, Du* X, Liu* T, Ji W, Xu XG. ARCHERRT — A Photon-Electron Coupled Monte Carlo Dose Computing Engine for GPU:  Software Development of and Application to Helical Tomotherapy. Med Phys. 41:071709 (2014).
  2. Liu* T, Xu XG, and Carothers CD, Comparison of two accelerators for Monte Carlo radiation transport calculations, NVIDIA Tesla M2090 GPU and Intel Xeon Phi 5110p coprocessor: a case study for x-ray CT imaging dose calculation, Annals of Nuclear Energy, vol. 82, pp. 230-239 (2014).
  3. Xu XG, Liu T, Su L, Du X, Riblett MJ, Ji W, Gu D, Carothers CD, Shephard MS, Brown FB, Kalra MK, Liu B. ARCHER, a New Monte Carlo Software Tool for Emerging Heterogeneous Computing Environments. Annals of Nuclear Energy 82:2–9 (2015).
  4. Liu T*, Wolfe N, Carothers CD, Ji, W, Xu XG. Optimizing the Monte Carlo Neutron Cross-Section Construction Code XSBench for MIC and GPU Platforms. Nuclear Science and Engineering 185(1):232-242 (2017).
  5. Lin H*, Liu T, Su L, Bednarz BP, Caracappa PF, and Xu XG. Modeling of Radiotherapy Linac Source Terms Using ARCHER Monte Carlo Code: Performance Comparison for GPU and MIC Parallel Computing Devices, EDP Sciences 153:04010 (2017).
  6. Xu XG. Innovations in computer technologies have impacted radiation dosimetry through anatomically realistic phantoms and fast Monte-Carlo simulations. Health Phys 116(2):263-275 (2019).
  7. Ding A, Liu T, Liang C, Ji W, MS Shephard, Xu XG, FB Brown. Evaluation Of Speedup Of Monte Carlo Calculations Of Simple Reactor Physics Problems Coded For The GPU/CUDA Environment. International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (M&C 2011), Rio de Janeiro, RJ, Brazil, May 8-12, 2011.
  8. Liu T, Ding A, J Wei, Xu XG, Christopher Carothers, Forrest B. Brown. Preliminary Tests Of A 3d Monte Carlo Neutron Transport Code For Reactor Analysis Using Nvidia C2050 GPU Card and CUDA Environment, PHYSOR 2012 – Advances in Reactor Physics – Linking Research, Industry, and Education, Knoxville, Tennessee, USA, April 15-20, 2012.
  9. Xu XG, Su L, Liu L, Ding A. GPU-based Monte Carlo method for medical physics applications: preliminary results for x-ray and proton applications. World Congress on Medical Physics and Biomedical Engineering (WC2012), Beijing International Convention Center in Beijing, China, May 26-31, 2012.
  10. Liu T, Ding A, Xu XG. Accelerated Monte Carlo Methods for Photon Dosimetry Using a Dual-GPU System and CUDA. Med. Phys. 39(6):3818, 2012.
  11. Liu T, Ding A, Xu XG. GPU-Based Monte Carlo Methods for Accelerating Radiographic and CT Imaging Dose Calculations: Feasibility and Scalability. Med. Phys. 39(6):3876, 2012.
  12. Su L, Liu T, Ding A, Xu XG. A GPU/CUDA Based Monte Carlo Code for Proton Transport: Preliminary Results of Proton Depth Dose in Water. Med. Phys. 39(6):3945, 2012.
  13. Su L, Liu T, Ding A, Xu XG. GPU/CUDA-based Monte Carlo Methods for Radiation Protection Dose Calculations Involving X-ray and Proton Sources. 57th Annual Meeting of the Health Physics Society, Sacramento, CA, July 22-26, 2012.
  14. Liu T, Su L, Ding A, Ji W, Carothers C, Xu XG. GPU/CUDA-Ready Parallel Monte Carlo Codes for Reactor Analysis and Other Applications. 2012 ANS Annual Meeting, Chicago, IL, June 24-28, 2012.
  15. Su L, Du X, Xu XG. Monte Carlo Electron-Photon Transport Using GPUs as an Accelerator: Results for a Water-Aluminum-Water Phantom. International Conference on Mathematics and Computational Methods Applied to Nuclear Science & Engineering (M&C 2013), Sun Valley, Idaho, USA, May 5-9, 2013.
  16. Du X, Liu T, Ji W, Xu XG, Evaluation of Vectorized Monte Carlo Algorithms on GPUs for a Neutron Eigenvalue Problem. International Conference on Mathematics and Computational Methods Applied to Nuclear Science & Engineering (M&C 2013), Sun Valley, Idaho, USA, May 5-9, 2013.
  17. Liu T, Ji W, Xu GX. Development of GPU-based Monte Carlo Code for Fast CT Imaging Dose Calculation on CUDA Fermi Architecture. International Conference on Mathematics and Computational Methods Applied to Nuclear Science & Engineering, Sun Valley, Idaho, USA, May 5-9, 2013.
  18. Xu XG, Liu T, Su L, Du X, Riblett MJ, Ji W. An Update of ARCHER, a Monte Carlo Radiation Transport Software Testbed for Emerging Hardware Such as GPUs. 2013 American Nuclear Society Annual Meeting, Atlanta, GA, June 16-20, 2013.
  19. Riblett MJ, Liu T, Ji W, Xu XG. Use of Hardware Accelerators for Monte Carlo-based Neutron Radiation Transport: a Preliminary Study. Health Physics Society 58th Annual Meeting & Exhibition, Madison, WI, July 7-11, 2013.
  20. Su L, Du X, Liu T, Xu XG. Fast Monte Carlo Electron-Photon Transport Code Using Hardware Accelerators: Preliminary Results for Brachytherapy and Radionuclide Therapy Cases. AAPM 55th Annual Meeting & Exhibition, Indianapolis, Indiana, August 4-8, 2013.
  21. Liu T, Du X, Xu XG. Affordable Supercomputer-Based Monte Carlo CT Dose Calculations: A Hardware Comparison Between Nvidia M2090 GPU and Intel Xeon Phi 5110p Coprocessor. AAPM 55th Annual Meeting & Exhibition, Indianapolis, Indiana, August 4-8, 2013.
  22. Du X, Liu T, Su L, Riblett M, Xu XG. A Hardware Accelerator Based Fast Monte Carlo Code for Radiation Dosimetry: Software Design and Preliminary Results. AAPM 55th Annual Meeting & Exhibition, Indianapolis, Indiana, August 4-8, 2013.
  23. Su L, Du X, Liu T, Xu XG. GPU-Accelerated Monte Carlo Electron Transport Methods: Development and Application for Radiation Dose Calculations Using Six GPU Cards. Joint International Conference on Supercomputing in Nuclear Applications and Monte Carlo (SNA + MC 2013), Paris, France, October27-31, 2013.
  24. Xu XG, Liu T, Su L, Du X, Riblett MJ, Ji W, Gu D, Carothers CD, Shephard MS, Brown FB, Kalra MK, Liu B. ARCHER, a New Monte Carlo Software Tool for Emerging Heterogeneous Computing Environments. Joint International Conference on Supercomputing in Nuclear Applications and Monte Carlo 2013 (SNA + MC 2013), Paris, France, October 27-31, 2013.
  25. Liu T, Xu GX, Carothers CD. Comparison of Two Accelerators for Monte Carlo Radiation Transport Calculations, NVIDIA Tesla M2090 GPU and Intel Xeon Phi 3120 Coprocessor: a Case Study for X-ray CT Imaging Dose Calculation. Joint International Conference on Supercomputing in Nuclear Applications and Monte Carlo (SNA + MC 2013), Paris, France, October 27-31, 2013.
  26. Liu T, Du X, Ji W, Xu XG, Brown FB. A comparative study of history-based versus vectorized Monte Carlo methods in the GPU/CUDA environment for a simple neutron eigenvalue problem. Joint International Conference on Supercomputing in Nuclear Applications and Monte Carlo (SNA & MC 2013), Paris, France, October 27-31, 2013.
  27. Liu T, Du X, Su L, Ji W and Xu X G. Development of ARCHER-CT, a fast Monte Carlo code for patient-specific CT dose calculations using Nvidia GPU and Intel coprocessor technologies. GPU Technology Conference 2014, San Jose, CA, USA.
  28. Liu T, Du X, Su L, Gao Y, Ji W, Carothers CD, Shephard MS, Liu B, Kalra MK, Brown FB, Fitzgerald PF, Xu XG. Testing of ARCHER-CT, A Fast Monte Carlo Code for CT Dose Calculation: Experiment versus Simulation. Trans. Am. Nucl. Soc., 110: 481, 2014.
  29. Du X, Liu T, Su L, Caracappa PF, Xu XG. Extension of ARCHER Monte Carlo Code to Health Physics Dosimetry and Shielding Design: Preliminary Results. Health Phys. 107(1): S38, 2014.
  30. Lin H, Liu T, Su L, Du X, Gao Y, Caracappa PF, Xu XG. Formation of Computational Phantoms from CT Numbers for Use in the ARCHER Monte Carlo Code. Health Phys. 107(1): S98, 2014.
  31. Liu T, Su L, Du X, Caracappa PF, Xu XG. Comparison of Accuracy and Speed of ARCHER with MCNP for Organ Dose Calculations from External Pho ton Beams Under Standard Irradiation Geometries. Health Phys. 107(1): S114, 2014.
  32. Su L, Yang Y, Bednarz B, Sterpin E, Du X, Liu T, Xu XG. Application of ARCHERRT– A GPU-Based Monte Carlo Dose Engine for Radiation Therapy — to Tomotherapy and Patient-Independent IMRT. Medical Phys, 41(6): 395, 2014.
  33. Liu T, Du X, Su L, Gao Y, Ji W, Zhang D, Shi J, Liu B, Kalra M, Xu, XG. Monte Carlo CT Dose Calculation: A Comparison Between Experiment and Simulation Using ARCHER-CT. Medical Phys, 41(6): 424, 2014.
  34. Xining Du, Tianyu Liu, Lin Su, Wei Ji, Peter F. Caracappa, X. George Xu. Development of CSG-based Radiation Shielding Module for ARCHER: Preliminary Results for Photons. American Nuclear Society Radiation Protection and Shielding Topical Meeting (RPSD 2014), Knoxville, Tennessee, USA, Sept 14-18, 2014.
  35. Wanli Huo,Tianyu Liu, Lin Su, Xining Du, Zhi Chen, X. George Xu. Comparisons of Dosimetric Accuracy and Calculation Time of ARCHER and MCNP5 codes for the Ir-192 Brachytherapy Case. American Nuclear Society Radiation Protection and Shielding Topical Meeting (RPSD 2014), Knoxville, Tennessee, USA, Sept 14-18, 2014.
  36. Tianyu Liu, Lin Su, Xining Du, Hui Lin, Kris Zieb, Wei Ji, Peter F. Caracappa, X. George Xu. Parallel Monte Carlo Methods for Heterogeneous Hardware Computer Systems Using GPUs and Coprocessors: Recent Development of ARCHER Code. American Nuclear Society Radiation Protection and Shielding Topical Meeting (RPSD 2014), Knoxville, Tennessee, USA, Sept 14-18, 2014. Best-Paper award
  37. Wolfe N, Liu T, Xu XG, Carothers C. Heterogeneous Concurrent Execution of Monte Carlo Photon Transport on CPU, GPU and MIC. IA3 Workshop on Irregular Applications: Architectures & Algorithms, SuperComputing 14, New Orleans, USA (2014).
  38. Liu T, Wolfe N, Carothers CD, Xu XG. Development of A Medical Physics Monte Carlo Radiation Transport Code ARCHER. GPU Technology Conference March 17 – 20, 2015.
  39. Wolfe N, Carothers CD, Liu T, Xu XG. Concurrent CPU, GPU and MIC Execution Algorithms for ARCHER Monte Carlo Code Involving Photon and Neutron Radiation Transport Problems, Joint International Conference on Mathematics and Computation (M&C), Supercomputing in Nuclear Applications (SNA) and the Monte Carlo (MC) Method, Nashville, Tennessee, April 19-23, 2015.
  40. Xu XG, Liu T, Wolfe N, Carothers CD, Ji W. Status of ARCHER—A Monte Carlo Code for the High-Performance Heterogeneous Platforms Involving GPU and MIC, Joint International Conference on Mathematics and Computation (M&C), Supercomputing in Nuclear Applications (SNA) and the Monte Carlo (MC) Method, Nashville, Tennessee, April 19-23, 2015.
  41. Liu T, Wolfe N, Carothers CD, Xu XG. Optimizing the Monte Carlo Neutron Cross-section Construction Code, XSBench, to MIC and GPU Platforms, Joint International Conference on Mathematics and Computation (M&C), Supercomputing in Nuclear Applications (SNA) and the Monte Carlo (MC) Method, Nashville, Tennessee, April 19-23, 2015.
  42. Liu T, Su L, Du X, Lin H, Zieb K, Ji W, Caracappa PF, Xu XG. Parallel Monte Carlo Methods for Heterogeneous Hardware Computer Systems Using GPUs and Coprocessors: Recent Development of ARCHER Code. Special session on “Best of RPSD 2014”, 2015 ANS Annual Meeting in San Antonio, TX, USA, June 7-11, 2015.
  43. Liu T, Lin H, Caracappa PF, Xu XG, Development of GPU/MIC-based Monte Carlo code, ARCHER, for Targeted Radionuclide Therapy, American Association of Medical Physicists (AAPM) Annual Meeting, July 12-16, 2015.
  44. Liu T, Lin H, Caracappa PF, Xu XG. Extension of a GPU/MIC based Monte Carlo Code, ARCHER, to Internal Radiation Dose Calculations. Health Physics Soceity (HPS) Annual Meeting, July 12-16, 2015.
  45. Liu T, Wolfe N, Su L, Carothers CD, Bednarz B, X. Xu XG. Near real-time GPU and MIC-based Monte Carlo code ARCHER for Phantoms. 5th International Workshop on Computational Human Phantoms (CP2015), Seoul, Korea, July 21, 2015.
  46. Liu T, Lin H, Su L, Shi C, Tang X, Bednarz B, Xu XG. Modeling of radiotherapy Linac source terms using ARCHER Monte Carlo code: performance comparison of GPU and MIC computing American Association of Medical Physicists (AAPM) Annual Meeting, July 31-August 4 (2016). (Oral presentation)
  47. Liu T, Lin H, Gao Y, Caracappa P, Wang G, Cong W, Xu XG. Radiation dose simulation for a newly proposed dynamic bowtie filters for CT using fast Monte Carlo methods. American Association of Medical Physicists (AAPM) Annual Meeting, July 31-August 4 (2016). (Oral presentation)
  48. Lin H, Liu T, Su L, Bednarz B, Caracappa P, Xu XG. Modeling of radiotherapy Linac source terms using ARCHER Monte Carlo code: performance comparison for GPU and MIC parallel computing devices, 13th International Conference on Radiation Shielding & 19th Topical Meeting of the Radiation Protection and Shielding Division (ICRS-13 & RPSD 2016), Paris, France, October 3-6, 2016.
  49. Liu, N. Wolfe, H. Lin, K. Zieb, W. Ji, P. Caracappa, C. D. Carothers, and X. G. Xu, “Performance study of Monte Carlo codes on Xeon Phi coprocessors — testing MCNP 6.1 and profiling ARCHER geometry module on the FS7ONNi problem,” in 13th International Conference on Radiation Shielding & 19th Topical Meeting of the Radiation Protection and Shielding Division (ICRS-13 & RPSD 2016), France, Paris, 2016.
  50. Lu Yang, Tianyu Liu, Hui Lin, Hongdong Liu, Zhi Wang, Xi Pei, Zhi Chen, Xie George Xu. The dosimetric impact of MRI magnetic field on external-beam therapy using GPU-based rapid Monte Carlo code ARCHER[C]. 5th MR in RT Symposium, Sydney, Australia, June 20-23, 2017.
  51. Mao L, Liu T, Gao Y, Dauer LT, Caracappa P, Xu XG. A Study of Eye Lens Dose of Interventional Radiologist Wearing Protective Eye Glasses Using Fast Monte Carlo Simulation Code – ARCHER. Health Physics Society (HPS) Annual Meeting, 9-13 July 2017, Raleigh, NC, USA. (Oral presentation)
  52. Liu T, Lin H, Yang L, Liu H, Wang Z, Pei X, Chen Z, Xu XG. Fast dose calculation for magnetic-resonance imaging-guided radiation therapy (MRIgRT) using GPU-based Monte Carlo code ARCHER. The 59th Annual Meeting & Exhibition of the American Association of Physicists in Medicine (AAPM), Colorado Convention Center, USA, July 30 – Aug 3,2017.  (Oral presentation).
  53. H Lin, T Liu, C Shi, X Tang, X Pei, X Xu. Automatic Lung Cancer Detection From CT Using a GPU-Accelerated Deep Convolutional Neural Networks. The 59th Annual Meeting & Exhibition of the American Association of Physicists in Medicine (AAPM), Colorado Convention Center, USA, July 30 – Aug 3, (E-Poster)
  54. Adam D, Lin H, Liu T, Caracappa P, Xu XG, Bednarz B. Implementation of Heterogeneous Computing Methods and Development of an EGSnrc-Based External Beam Dose Engine for Validating a GPU-Based Monte Carlo Code, ARCHER. The 60th Annual Meeting & Exhibition of the American Association of Physicists in Medicine (AAPM), Nashville, TN, USA, July 29 – Aug 2,
  55. Liu T, Wolfe N, Lin Hui, Carothers CD, Xu XG. Performance study of atomic tally methods for GPU-accelerated Monte Carlo dose calculation. ANS RPSD 2018–20th Topical Meeting of the Radiation Protection & Shielding Division of ANS Santa Fe, NM, August 26–31, 2018.
  56. Xu XG, Liu T. Real-time Monte Carlo simulation methods: concept and feasibility. ANS RPSD 2018–20th Topical Meeting of the Radiation Protection & Shielding Division of ANS Santa Fe, NM, August 26–31, 2018.
  57. Liu T, Xu XG. Performance Study of Atomic Tally Methods For GPU-Accelerated Monte Carlo Dose Calculation. ANS Annual Meeting, Minneapolis, MN, June 10, 2019.
  58. Peng Z, Fang X, Shan H, Liu T, Pei X, Yan P, Wang G, Liu B, Kalra M, Xu XG. Multi-Organ Segmentation of CT Images Using Deep-Learning for Instant and Patient-Specific Dose Reporting. The 61st Annual Meeting & Exhibition of the American Association of Physicists in Medicine (AAPM), San Antonio, TX, July 14 – 18, 2019.
  59. Adam D, Liu T, Caracappa P, Xu XG, Bednarz B. Implementation and Benchmarking of Volumetric Modulated Arc Therapy (VMAT) Modeling in the GPU-Based High-Performance Monte Carlo Code ARCHER. The 61st Annual Meeting & Exhibition of the American Association of Physicists in Medicine (AAPM), San Antonio, TX, July 14 – 18, 2019.
  60. Guo Y, Peng Z, Wu X, Pei X, Xu XG. Medical image rigid registration based on CycleGAN; 2019 Chinese Annual Meeting of Radiation Oncology Physics; Yellow River Yingbinguan Hotel, Zhengzhou, China; August 15-17, 2019.
  61. Li Y, Wu Y, Pei X, Ge N, Wu A, Cao R, Xu XG. Automatic delineation of esophageal cancer in males based on deep learning; 2019 Chinese Annual Meeting of Radiation Oncology Physics; Yellow River Yingbinguan Hotel, Zhengzhou, China; August 15-17, 2019.
  62. Zieb K, Xu XG. Geometry and Performance Improvement of P++ Single Event Proton Scattering Algorithms on GPUs. Proceedings of ANS M&C 2019, Portland, OR, August 25-29, 2019.

 

Ph.D. Dissertations

  1. Liu T. Development of ARCHER – a parallel Monte Carlo radiation transport code — for X-ray CT dose calculations using GPU and coprocessor technologies, Ph.D. dissertation, Rensselaer Polytechnic Institute (2014).
  2. Su L. Development and Application of a GPU-Based Fast Electron-Photon Coupled Monte Carlo Code for Radiation Therapy, Ph.D. dissertation, Rensselaer Polytechnic Institute (2014).
  3. Lin H. GPU-based Monte Carlo Source Modeling and Simulation for Radiation Therapy involving Varian Truebeam Linac. Ph.D. dissertation, Rensselaer Polytechnic Institute (2018)

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