| Day 2 (Sep. 10, 2021) | |||
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| Symposium 3: Imaging and Therapy Together (25mins Presentations/5mins Q&A) | ALL | ||
| Chairs: Jinsu Kim KIRAMS Shinichiro Mori National Institutes for Quantum and Radiological Science and Technology |
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| 09:00-09:30 | Advanced preclinical and clinical PET/MR imaging techniques | Jae Sung Lee Seoul National University |
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| 09:30-10:00 | Radiomics and theragnosis approaches for precision medicine | Hidetaka Arimura Kyushu University |
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| 10:00-10:30 | MR-LINAC research focuses | Noriyuki Kadoya Tohoku University |
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| 10:30-10:40 | Break | ||
| Oral Session 3: Imaging Track (7mins Presentations/2mins Q&A) | Channel A | ||
| Chairs: Kyeong Min Kim KIRAMS Makoto Sakai Gunma University |
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| 10:40-10:49 | Effect of Tilted Source Trajectory on Image Quality in Stationary-Inverse Geometry Digital Tomosynthesis | Dahye Lee Konyang University |
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| 10:49-10:58 | Evaluation of CBCT to CT deformable image registration accuracy using a geometric physical phantom | Erika Segawa Tohoku University |
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| 10:58-11:07 | Electron Imaging Simulation by small irradiation field | Atsushi Myojoyama Tokyo Metropolitan University |
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| 11:07-11:16 | Mapping lower-Frequency Conductivity in Human Brain using both magnetic resonance electrical property tomography and diffusivity without injecting external current | Geon-Ho Jahng Kyung Hee University |
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| 11:16-11:25 | Observation of the neural activity foci using fMRI with diffusion weighted datasets | Minghui Tang Hokkaido University |
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| 11:25-11:34 | Comparison of Quantitative Image Quality on Mobile and Fixed Magnetic Resonance Imaging Using Digital Analysis Methods | Hye-Lan Hong Cheongju University |
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| Oral Session 4: Data Science Track (7mins Presentations/2mins Q&A) | Channel B | ||
| Chairs: Chul Hee Min Yonsei University Satoru Sugimoto Juntendo University |
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| 10:40-10:49 | Deep learning prediction of proton range and SOBP for passive scattering proton therapy | Young Kyu Lee Yonsei University |
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| 10:49-10:58 | Identification of prognostic factors associated with late xerostomia in patients with oropharyngeal cancer | Hikaru Takahashi Japanese Foundation for Cancer Research |
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| 10:58-11:07 | Skin cancer prediction using hyperspectral pre-processing data and CNN model | Eun Jeong Heo Korea University |
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| 11:07-11:16 | Automated contour correction of deep learning-based sphere-shaped contour errors | Natsumi Futakami Tokai University |
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| 11:16-11:25 | Bladder auto-segmentation on CBCT with Residual U-net | Ui-seob Lee Asan Medical Center |
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| 11:25-11:34 | Outcome modeling using extrapolation data in oropharyngeal cancer patients after radiotherapy | Kohei Oguma Komazawa University |
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| 11:34-11:43 | Automatic MRI head image 3D segmentation for tumor treating fields therapy using 3D Residual convolutional neural networks | Yongha Ki Korea University |
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| 11:43-11:52 | Clinical applicability of deep-learning based respiratory signal prediction models for radiation therapy | Sang Woon Jeong Sungkyunkwan University |
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| YIA Competition 2 (7mins Presentations/2mins Q&A) | Channel C | ||
| Chairs: Yoonsun Chung Hanyang University Satoshi Kito Komagome Hospital |
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| 10:40-10:49 | Time-Resolved Dosimetry with Pencil-Beam Scanning for Quality Assurance/Quality Control in Particle Therapy | Soorim Han Chiba University |
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| 10:49-10:58 | Prediction of the primary gross tumor volume and their inter-observer variabilities with non-small cell lung cancer by using Convolutional neural network and Fuzzy set theory | Wonjoong Cheon National Cancer Center, Korea |
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| 10:58-11:07 | TCP Analysis to Estimate Radiobiological Parameters of Carbon Ion Radiotherapy for Prostate Cancer | Yushi Wakisaka Osaka University |
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| 11:07-11:16 | Prediction of Vertebral Compression Fracture after Stereotactic Body Radiotherapy using Multi-modal Network | Hyoyi Kim KAIST |
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| 11:16-11:25 | Pretreatment Prediction of Radiation Pneumonitis Based on Deep Transfer Learning after Lung Cancer Stereotactic Body Radiation Therapy | Hirose Taka-aki Kyushu University Hospital |
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| 11:25-11:34 | BinkieRT™ tongue positioning device to reduce inter- and intra-fractional motions for head and neck radiotherapy | Seongmoon Jung Seoul National University Hospital |
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| 11:34-11:43 | Evaluation of Monte Carlo calculated beam quality correction factors for several ionization chamber types in carbon-ion beams | Yuka Urago Tokyo Metropolitan University |
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| 11:43-11:52 | Clinical application of ICRP mesh-type reference computational phantom for total body irradiation and semi-optimization of spoiler thickness | Wook-Geun Shin Seoul National University Hospital |
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| 11:52-12:01 | Evaluation of radiation shielding ability of LiF collimator for BNCT using PVA-I gel dosimeter | Mihiro Takemori Tokyo Metropolitan University |
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| Industrial Talk 4 (Elekta) | Channel A | ||
| Moderator: Jiyoung Kim Elekta |
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| 12:10-13:10 | Precision Radiation Medicine - Improving ACCESS through Automation | Raniel Sarmiento Elekta |
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| Industrial Talk 5 (Varian) | Channel B | ||
| Moderator: Selena Hsieh Min-Joo Kim Varian |
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| 12:10-13:10 | Adaptive Radiotherapy: Insights for Ethos clinical implementation. | Jeremy Booth Royal North Shore Hospital |
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| Industrial Talk 6 (Withus Meditech) | Channel C | ||
| Moderator: Jaejong Cho Withus Meditech |
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| 12:10-13:10 | Building Future QA Solutions for Patient Safety with LAP | Elaine Mathews LAP Laser |
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| 13:10-13:30 | Virtual Vendor Booth Visit | ||
| Poster Session 1 (Fast View) | Channel A | ||
| Chairs: Kihong Son ETRI Hidetaka Arimura Kyushu University |
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| 13:30 - 14:30 | Effect of Hyperparameters in Deep Learning-based Object Detection Model using Computed Tomography Images | Sungmin Kim Konyang University |
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| Performance Analysis and Evaluation of Mask R-CNN for Lung Segmentation Using Chest Computed Tomography Images | Kibok Nam Konyang University |
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| Skin cancer prediction using dermoscopy images and different CNN models | Eun Jeong Heo Korea University |
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| A Study on Machine Learning Algorithms for the Multi-leaf Collimator (MLC) Error Prediction with DICOM and Log File Analysis | Manjin Ha Chungbuk National University Hospital |
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| EA multivariate approach to determine electron beam parameters for a Monte Carlo 6 MV Linac model: statistical and machine learning methods | Hye Jeong Yang The Catholic University |
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| Prediction Of Organs At Risks’ Dose Volume Histogram In Volumetric Modulated Arc Therapy For Nasopharynx Cancer Using Machine Learning | Yeong-bi Kim Sungkyunkwan University |
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| T1 standard brain template for Alzheimer disease | Geon-Ho Jahng Kyung Hee University |
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| Justification of PET-CT for the detection of colorectal cancer: A preliminary study | Kyung Hoon Hwang Gachon University |
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| Monte Carlo Simulation for Image Analysis and Image Quality Improvement in Portal Imaging System | Kentaro Saguchi Tokyo Metropolitan University |
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| A Fast Digitally Reconstructed Radiograph Generation Method without Ray Tracing for Patient Positioning | Yukinobu Sakata Toshiba Corporation |
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| Data augmentation of 4DCT dataset based on principal component analysis of deformation vector field | Suzuka Asano Hokkaido University |
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| Prediction of internal markers’ position with deep learning in real-time tumor-tracking radiotherapy | Yuta Aoyama Hokkaido University |
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| Examination of the material used for inner type radiological protection clothes | Hiroki Ohtani Teikyo University |
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| Analysis of variations in respiratory tumor motion during lung SBRT by continuous wavelet transform | Changmin Park Hokkaido University |
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| Investigation Of Dose Rate Dependence Of UVC Camera As A Semiconductor Detector | Musashi Kaneko Tokyo Metropolitan University |
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| Compact Bunker Shielding Assessment for 1.5 T MR-LINAC | Jiwon Sung Yonsei University |
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| Study of kQ factor calculation at clinical proton beam condition using Monte Carlo simulation method | Yong-Cheol Kwon National Cancer Center, Korea |
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| A study of secondary cancer risk evaluation and dose calculation difference using tissue density correction in Image-guided brachytherapy for cervical cancer | Dong-Jin Kang Inje University |
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| Impact of multi-leaf collimator position error on dose calculation according to different types of multi-leaf collimators | Sang Hoon Jung Samsung Medical Center |
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| Study of Relative Output and Profile for Small Field Wobbling Proton Therapy | Sung Hwan Ahn Samsung Medical Center |
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| Development of Semi-automatic Quality Assurance Tool for Radiation and Light Fields Coincidence | Sehyung Lee Hanyang University |
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| Poster Session 2 (Fast View) | Channel B | ||
| Chairs: Minjae Park Asan Medical Center Kenta Takada Gunma Prefectural College of Health Sciences |
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| 13:30 - 14:30 | Development of real-time 3D dose distribution measurement system using multiple projection method for dynamic phosphor screen | Minsik Lee Kangwon National University |
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| Performance Improvement of Gamma Electron Vertex Imaging System for Application to Pencil Beam Scanning Proton Therapy | Sung Hun Kim National Cancer Center |
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| Study on the electrical properties of the compound of Mercuric Iodide and Oxide material for Digital x-ray detector | Gyu-Seok Cho Korea Institute of Radiological & Medical Sciences |
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| Development and validation of a 300 kilovoltage radiation treatment system for companion animals: LEP-300 | Na Hye Kwon Yonsei University |
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| An improved version of the multiple material marching cubes algorithm with topological guarantees | Hyunwoo Kim Korea University |
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| The RPLD postal dosimetry audits for radiotherapy hospital: a full investigation of linear accelerators in republic of Korea | Kyo-Tae Kim Korea Institute of Radiological & Medical Sciences |
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| Analysis of delivered DVH and planning DVH using ViewRay planning system | Jinsol Shin The Catholic University |
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| Fabrication of Rando head phantom using the 3D printer and plaster mixed with PLA for patient specific QA in IMRT | Sung Yeop Kim Yeungnam University |
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| Dosimetric study using patient specific 3D printed head phantom with Polymer gel in Radaition therapy | Yona Choi Korea Institute of Radiological and Medical Sciences |
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| Microdosimetry Study using SOI Based Detector in 30MeV Proton Beam | Youngjae Jang Korea Institute of Radiological & Medical Sciences |
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| Activation Evaluation of SIEMENS Linear Accelerator using PHITS Monte Carlo Code | Youngjae Jang Korea Institute of Radiological & Medical Sciences |
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| Fabrication of scintillator-based screen monitoring system for real-time profile measurement of heavy ion beams | Sang Hyoun Choi Korea Institute of Radiological & Medical Sciences |
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| The Monte Carlo and experimental evaluation of energy and angular dependence of RPLGD in MV photon beams | Dong-wook Park Ilsan Paik Hospital |
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| Evaluation of the Quasi-Small Phantom with Photon Dose Comparison in Medical Linacs | Jhin Kee Kim Jeonbuk National University Hospital |
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| Evaluation of the Small Phantom with Photon Dose Comparison in Medical Linacs | Jhin Kee Kim Jeonbuk National University Hospital |
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| Study on the radiological characteristics of metal infilled filaments for 3-Dimensional printing according to the infill rates and patterns | Taehyeong Kim Samsung Medical Center |
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| Development of a Small Phantom with Positional Balance by Buoyancy for Photon Beams in Medical Linac | Jhin Kee Kim Jeonbuk National University Hospital |
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| Development of Infrared marker for Thermoplastic immobilization tool | Yongjin Kim The Catholic University |
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| Verification of MLC leaf position accuracy and dose distribution using trajectory log files | Chul Hang Kim Gyeongsang National University |
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| Angular dependence of an Edge detector in small fields | Me-yong Kim Hallym University |
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| Evaluation of Deformable Image Registration Performance with B-spline and Optical-flow Algorithm for Head and Neck Cases | Soon Sung Lee University of Science and Technology |
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| Poster Session 3 (Fast View) | Channel C | ||
| Chairs: Rizza Pua KAIST Hirokazu Mizuno Osaka Rosai Hospital |
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| 13:30 - 14:30 | Evaluation of PTW microSilicon diode detector for small field dosimetry by detector orientation | Hyo Kyeong Kang Yonsei University |
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| Dosimetric accuracy of CyberKnife Stereotactic Radiosurgery for Perioptic lesions | KyoungJun Yoon Asan Medical Center |
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| A new quality assurance system in electric field therapy | Heehun Sung Korea University |
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| Validation of Geant4 Electromagnetic Physical Models Based on Theoretical Data for Biological Effectiveness in Particle Therapy | Min Cheol Han Yonsei University |
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| Development of real time thermoplastic mask setup monitoring system using force sensing technique | Tae Ho Kim National Cancer Center, Korea |
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| Development of a Novel Dosimetry Tool for Proton Pencil Beam Scanning using an Acrylic Plate with Solar Cells: a Preliminary Study | Dong-Seok Shin National Cancer Center, Korea |
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| Evaluation of Setup Accuracy for Prone Breast Radiotherapy with a Three-Dimension Surface Imaging System | Jin Young Kim Dongnam Institute of Radiological and Medical Sciences |
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| Complexity Analysis of Radiation Fluence Modulation in Advanced Radiation Therapy | Sung Jin Kim Samsung Medical Center |
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| A Novel Adaptive Strategy using Beam Selection for Pancreatic Cancer in Carbon-ion Therapy | Motohiro Kawashima Gunma University |
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| Multiple regression analysis of the correlation between PTV dose indexes and the overlapping volume | Yuki Saito Hokkaido University |
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| Dosimetric impact of multi-leaf collimator positional errors on dose distribution and related factors in intensity-modulated radiation therapy | Hiromi Enomoto Kyorin University Hospital |
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| Electron beam simulation Of Elekta Versa HD using Geant4 | Taiji Fukayama Tokyo Metropolitan University |
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| The control of electron beams using cavity iron core solenoids | Hayata Sakamoto Tokyo Metropolitan University |
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| Estimation Method for Changes in Dose Distribution from Changes in Water-Equivalent Thickness in Proton Therapy | Yuki Nihonyanagi Hokkaido University |
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| Suppression of MV electron beam scattering in a low vacuum using a vacuum chamber | Yuma Hayashi Tokyo Metropolitan University |
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| Investigate the effect of aperture shape controller for leaf sequence setting in leaf setting optimization of VMAT | Satoshi Yasuhiro Musashino Red Cross Hospital |
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| Feasibility of utilizing reusable general-purpose bolus in broad beam proton prostate cancer therapy: Simulation study | Kakinohana Yasumasa Medipolis Proton Therapy and Research Center |
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| Simplified sigmoidal curve fitting for 6 MV FFF photon beam of Halcyon to determine field size for Beam commissioning and quality assurance | Min-Geon Choi The Catholic University of Korea |
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| Quantification of temperature equilibrium time by thermal analysis of a water equivalent phantom | Hiraku Fuse Ibaraki Prefectural University of Health Sciences |
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| Prediction of the fiducial marker recognition by body thickness using real-time tumor tracking radiation therapy | Kenji Yasue Ibaraki Prefectural University of Health Sciences |
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| Determination Of Depth And Fluence Scaling Factors For A New Solid Phantom In High-Energy Electron Beams Using Monte Carlo Simulations | Koichi Hanada Ibaraki Prefectural University of Health Sciences |
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| The Fundamental Study Of The Monte Carlo Verification System For Brachy Therapy | FumihiroTomita Ibaraki Prefectural University of Health Sciences |
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| 14:30-14:40 | Break | ||
| Oral Session 5: Therapy Track (7mins Presentations/2mins Q&A) | Channel A | ||
| Chairs: Young Kyung Lim National Cancer Center Mutsumi Tashiro Gunma University |
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| 14:40-14:49 | Scattering Correction For Integrated-type Proton Computed Tomography | Yojiro Shimada Hokkaido University |
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| 14:49-14:58 | Development of a Graphite Calorimeter for the Absolute Dose Measurement of the Leksell Gamma Knife® | Ka-Young Park Inha University |
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| 14:58-15:07 | Dosimetric Impact of the Adaptive Planning Frequency for IMPT of Prostate Cancer Using Daily In-Room CT Images | Hiroshi Tamura Hokkaido University |
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| 15:07-15:16 | Development of portable image-guidance system (PIGS) for small-animal experiments with the cone-beam irradiation of X-RAD | Jun-Bong Shin Asan Medical Center |
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| 15:16-15:25 | Range Adapted Patient Alignment Based on the Water Equivalent Thickness in Spot-Scanning Proton Therapy. | Yuhei Kikkawa Hokkaido University |
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| 15:25-15:34 | Influence of material combination on arrival time of iono-acoustic wave: a feasibility study | Sang Woon Jeong Sungkyunkwan University |
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| 15:34-15:43 | Tolerances of CT number to mass density table for adaptive helical tomotherapy with MVCT | Shogo Tsunemine Hiroshima University |
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| 15:43-15:52 | A methodology to estimate the proton beam range from the two-dimensional scintillated light distribution using the deep-learning. | Eunho Lee Asan Medical Center |
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| 15:52-16:01 | Commissioning of East Japan Heavy Ion Center, Faculty of Medicine, Yamagata University | Takeo Iwai Yamagata University |
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| 16:01-16:10 | Dose perturbations due to the heterogeneous media in personalized radionuclide therapy | Yeseul Kim The Catholic University |
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| Oral Session 6: Multi-disciplinary Track (7mins Presentations/2mins Q&A) | Channel B | ||
| Chairs: Changhwan Kim Yonsei Cancer Center Hideyuki Takei University of Tsukuba |
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| 14:40-14:49 | LET Measurement of Heavy Ion Beam Using the Plural Scintillators | Ryoga Masuda Chiba University |
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| 14:49-14:58 | Spectroscopy of Induced Radioactive Nuclides in High Energy Linear Accelerators | Na Hye Kwon Yonsei University |
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| 14:58-15:07 | A Study on 2D Component-Discrimination Estimation for BNCT Irradiation Field using Radiochromic Gel Dosimeter | Yoshinori Sakurai Kyoto University |
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| 15:07-15:16 | 3-Dimensional Dosimetric Quality Assurance of Leksell Gamma Knife® Icon™ using Mobile Phosper Probe | Seung Mo Hong Asan Medical Center |
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| 15:16-15:25 | An Experimental Verification for Discrimination-ability between Tumor and Normal Parts using the Improved Gamma-ray Telescope System for BNCT | Yoshinori Sakurai Kyoto University |
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| 15:25-15:34 | Measurement of collimator output factors of Gamma Knife Perfexion/Icon using Isodose-Shaped Scintillation Detectors | Hyun-Tai Chung Hanyang University |
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| 15:34-15:43 | Evaluation of electron backscatter in internal shielding using microDiamond detector and Monte Carlo simulation | Takuto Takizawa Komazawa University |
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| 15:43-15:52 | Feasibility Study of a 2D plastic scintillation detector for Performing Quality Assurance in Pencil Beam Scanning Proton Beam | Jaehyeon Seo Korea University |
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| 15:52-16:01 | Electromagnetic simulation of an RF burn injury accident in MRI occurred at the contact of calves | Minghui Tang Hokkaido University |
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| 16:01-16:10 | Characteristic analysis of 3D Printing materials for patient-specific phantom | Yona Choi Korea Institute of Radiological and Medical Sciences |
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| Oral Session 7: Therapy Track (7mins Presentations/2mins Q&A) | Channel C | ||
| Chairs: Myonggeun Yoon Korea University Toshiyuki Toshito Nagoya Proton Therapy Center |
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| 14:40-14:49 | Development of stoichiometric CT number calibration with three-parameter fit for ion therapy | Minoru Nakao Hiroshima University |
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| 14:49-14:58 | Measurements of dose distribution in different target motions for MR-guided gated radiotherapy | Hiroki Nakayama Tokyo Metropolitan University |
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| 14:58-15:07 | Superficial dose reduction technique with lead foil in the HalcyonTM: A feasibility study | Sung-woo Kim Asan Medical Center |
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| 15:07-15:16 | Establishing the commissioning system for verifying the clinical dose of Intensity Modulated Particle Therapy | Naoto Saruwatari Osaka University |
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| 15:16-15:25 | Physical dose measurement in a water phantom at an accelerator-based boron neutron capture therapy facility in Korea | Jun Gyu YI Hanyang University |
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| 15:25-15:34 | Evaluation of a New Independent Dose Verification Software SciMoCa Compared with a Radiotherapy Treatment Planning System in the CyberKnife Treatment of Brain Metastases | Kaito Sakai Komazawa University |
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| 15:34-15:43 | Feasibility study of integrated C-arm CT/SPECT system for patient dose verification in brachytherapy using Monte Carlo simulation | Hyojun Park Yonsei University |
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| 15:43-15:52 | Study of interplay effect for stomach IMRT using XCAT phantom | Ryusuke Suzuki Hokkaido University Hospital |
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| 15:52-16:01 | Development of a Linear Accelerator Room Shielding Evaluation Program using Patient Treatment Data | Dong Hyeok Choi Yonsei University |
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| 16:10-16:40 | Break & Award Committee Meeting | ||
| 16:40-17:10 | Award Ceremony & Closing Address | ||