2017 - 2020 Realistic three-dimensional virtual nodule based on spatial resolution in lung computed tomography
2014 - 2017 Virtual nodule based on 3D spatial resolution in lung CT and its application to performance evaluation of computer-aided detection (CAD) system
2013 - 2016 Performance evaluation of lung cancer CT screening CAD and developmant
2011 - 2014 Conversion of CT image quality to suitable quality for images input into a computer-aided detection (CAD) system for lung cancer
2008 - 2011 Quantitative evaluation of small spherical structures in PSF-based CT image simulation
1998 - 2000 超高磁場MR装置を用いたプロトンスペクトロスコピーに関する基礎研究
1996 - 1999 BASICAND CLINICAL RESEARCH ON CONCURRENT CHEMORADIOTHERAPY WITH PROTRACTED LOW DOSE CONTINUOUS INFUSION OF 5-FU + CDDP FOR ESOPHAGEAL CANCER
1993 - 1996 BASIC AND CLINICAL RESEARCH ON THE CONCURRENT CHEMORADIOTHERAPY WITH PROTRACTED LOW DOSE CONTINUOUS INFUSION OF 5-FLUOROURACIL
1990 - 1991 Classification of Japanese Consonants in terms of Structured Modeling and Geometrical Interpretation of Dynamic Characteristics in Transient Parts
1989 - 1991 A Study on Prediction of effects of Radiotherapy by Magnetic Resonance Spectroscory
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Papers (151)：
Yuki Ohsugi, Akihiro Narita, Masaki Ohkubo, Kenichi Sakai, Takahiro Fukaya, Yoshiyuki Noto. [Method for Measuring Noise Power Spectrum Depending on X-ray Tube Angle in Spiral Orbit of Helical CT Scan]. Nihon Hoshasen Gijutsu Gakkai zasshi. 2023
Akihiro Narita, Yuki Ohsugi, Masaki Ohkubo, Takahiro Fukaya, Kenichi Sakai, Yoshiyuki Noto. Method for measuring noise-power spectrum independent of the effect of extracting the region of interest from a noise image. Radiological Physics and Technology. 2023
Akihiro Narita, Masaki Ohkubo, Yuki Ohsugi, Kenichi Sakai, Takahiro Fukaya, Yoshiyuki Noto. [A Study of Longitudinal NPS Measurement in CT Images Based on the Central Cross-section Theorem]. Nihon Hoshasen Gijutsu Gakkai zasshi. 2022. 78. 7. 719-725
Akihiro Narita, Kazuki Okamoto, Kengo Toyonaga, Masaki Ohkubo. [An Easy-to-use Method for CT Image Simulation with Parameter Optimization Using a Water Phantom]. Nihon Hoshasen Gijutsu Gakkai zasshi. 2022. 78. 7. 732-740
Yuta Yagi, Masaki Ohkubo, Hiroaki Saito, Tsutomu Kanazawa. [A Method for Evaluating the T2∗-weighting Effect in MRI]. Nihon Hoshasen Gijutsu Gakkai zasshi. 2022. 78. 4. 357-363
