2018 Annual Meeting

Presentation information

Oral presentation

VI. Health Physics and Environmental Science » Health Physics and Environmental Science

[2E05-09] Radiation Medicine 2

Tue. Mar 27, 2018 10:35 AM - 12:00 PM Room E (R1-311 -R1 Building)

Chair: Haruo Sato (Okayama Univ.)

11:05 AM - 11:20 AM

[2E07] Development of lung tumor behavior prediction system for chasing X-ray radiation therapy using neural network

*Yasunari Sakai1, Kazuyuki Demachi2, Ritu Bhusal Chhatkuli2, Mitsuru Uesaka2 (1. Department of Systems Innovation, Faculty of Engineering, The University of Tokyo, 2. Department of Nuclear Engineering and Management School of Engineering, The University of Tokyo)

Keywords:Radiation Therapy, Lung Tumor Behavior, Future Prediction, Neural Network, Optical Flow

従来は追尾型放射線治療のための予測システムには,主成分分析及び特異スペクトル分析が用いられてきたが,本研究ではニューラルネットワークに腫瘍輪郭の挙動と周辺の組織の挙動の相関を学習させることによって予測を試みている.本発表では,従来の方法との予測の精度及び時間の比較や,ニューラルネットワークによる腫瘍位置予測技術の展望に関する考察を述べる.