査読付
Dynamical System Approach to Linear Inverse Problems Using Mutual Power Divergence
Ryosuke Kasai, Omar M. Abou Al-Ola, Takeshi Kojima, and Tetsuya Yoshinaga
MathematicsDOI
Activities
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2026
2025
査読付
Variable Dose-Constraints Method Based on Multiplicative Dynamical Systems for High-Precision Intensity-Modulated Radiation Therapy Planning
Omar M. Abou Al-Ola, Takeshi Kojima, Ryosei Nakada, Norihisa Obata, Kohei Hayashi, and Tetsuya Yoshinaga
MathematicsDOI
2024
査読付
Variable Dose-Constraints Method for Enhancing Intensity-Modulated Radiation Therapy Treatment Planning
Norihisa Obata, Omar M. Abou Al-Ola, Ryosei Nakada, Takeshi Kojima, and Tetsuya Yoshinaga
MathematicsDOI
査読付筆頭著者
Optimizing Parameters for Enhanced Iterative Image Reconstruction Using Extended Power Divergence
Takeshi Kojima, Yusaku Yamaguchi, Omar M. Abou Al-Ola, and Tetsuya Yoshinaga
AlgorithmsDOI
査読付責任著者
Iterative Tomographic Image Reconstruction Algorithm Based on Extended Power Divergence by Dynamic Parameter Tuning
Ryuto Yabuki, Yusaku Yamaguchi, Omar M. Abou Al-Ola, Takeshi Kojima, and Tetsuya Yoshinaga
Journal of ImagingDOI
2023
査読付筆頭著者
Iterative Image Reconstruction Algorithm with Parameter Estimation by Neural Network for Computed Tomography
Takeshi Kojima, and Tetsuya Yoshinaga
AlgorithmsDOI
2022
査読付
Image Reconstruction Algorithm Using Weighted Mean of Ordered-Subsets EM and MART for Computed Tomography
Omar M. Abou Al-Ola, Ryosuke Kasai, Yusaku Yamaguchi, Takeshi Kojima, and Tetsuya Yoshinaga
MathematicsDOI
査読付
Block-Iterative Reconstruction from Dynamically Selected Sparse Projection Views Using Extended Power-Divergence Measure
Kazuki Ishikawa, Yusaku Yamaguchi, Omar M. Abou Al-Ola, Takeshi Kojima, and Tetsuya Yoshinaga
EntropyDOI
2021
査読付
Noise-Robust Image Reconstruction Based on Minimizing Extended Class of Power-Divergence Measures
Ryosuke Kasai, Yusaku Yamaguchi, Takeshi Kojima, Omar M. Abou Al-Ola, and Tetsuya Yoshinaga
EntropyDOI
2020
査読付
Hybrid Euler Method for Discretizing Continuous-Time Tomographic Dynamical System
Ryosuke Kasai, Yusaku Yamaguchi, Takeshi Kojima, and Tetsuya Yoshinaga
Journal of Signal ProcessingDOI
2018
査読付
Tomographic Image Reconstruction Based on Minimization of Symmetrized Kullback-Leibler Divergence
Ryosuke Kasai, Yusaku Yamaguchi, Takeshi Kojima, and Tetsuya Yoshinaga
Mathematical Problems in EngineeringDOI
2017
査読付筆頭著者
Multivalued Discrete Tomography Using Dynamical System That Describes Competition
Takeshi Kojima, Tetsushi Ueta, and Tetsuya Yoshinaga
Mathematical Problems in EngineeringDOI