Manabu Machida Lecturer Institute for Medical Photonics Research Hamamatsu University School of Medicine JST PRESTO researcher Address: 1-20-1 Handayama, Higashi-ku, Hamamatsu,      Shizuoka 431-3192, Japan Email:  Inverse problems, Wave propagation in random media Erdös Number: 3 Einstein Number: 4 Ph.D., The University of Tokyo

---

Teaching

Department of Life Science and Medical Bioscience, Waseda University: Calculus

2022

数学Ｂ１（微分積分）　生医

微分積分学の基本とその応用

Doctoral course (Cooperative Major in Medical Photonics): Light propagation in biological tissue

Spring 2021

メディカル生体情報処理学 (1st&2nd lectures)

生体内光伝播

Some past teaching materials including lecture notes can be found below.

• 数学特別講義（応用数学Ｉ）偏微分方程式の逆問題 (Inverse problems for partial differential equations), Department of Mathematics, Kyoto University (Fall 2020)
• Numerical methods (University of Michigan, Math 471 course page)
• Partial differential equations (University of Michigan, Math 454 course page)
• Linear algebra (University of Michigan, Math 417 course page)
• Lecture note on Case's method in linear transport theory (pdf)
• Lecture note on inverse problems by Carleman estimates (pdf)

Miscellaneous materials.

• Optics and Inverse Problems: Optical Tomography (Japanese), 日本物理学会誌 (membership journal of the Physical Society of Japan) 72:10, 712–716, October 2017.
• note: rotated boiled egg (Japanese), May 2002.

Recent Papers

• (arXiv:2208.07718)
  M. Machida, K. Osada, and K. Kagawa,
  The depth of the banana and the impulse stripe illumination for diffuse optical tomography,
  submitted.

• H. Yamada, L. Xu, F. Eto, R. Takeichi, A. Islam, M. A. Mamun, C. Zhang, I. Yao, T. Sakamoto, S. Aramaki, K. Kikushima, T. Sato, Y. Takahashi, M. Machida, T. Kahyo, and M. Setou,
  Changes of Mass Spectra Patterns on a Brain Tissue Section Revealed by Deep Learning with Imaging Mass Spectrometry Data,
  to appear in Journal of the American Society for Mass Spectrometry.
  doi: 10.1021/jasms.2c00080
  (press release [Japanese])

• (arXiv:2203.12327)
  M. Machida,
  Analytical discrete ordinates for the three-dimensional radiative radiative equation in the half space,
  submitted.

• (arXiv:2105.12398)
  M. Machida and K. Das,
  Three-dimensional analytical discrete-ordinates method for the radiative transport equation,
  to appear in Waves in Random and Complex Media.
  doi: 10.1080/17455030.2022.2049924

• (arXiv:2201.08651)
  M. Machida,
  The inverse Rytov series for diffuse optical tomography,
  submitted.

• (arXiv:1907.00719)
  J. Eom, M. Machida, G. Nakamura, G. Nishimura, and C. Sun,
  Expression of the peak time for time-domain boundary measurements of diffuse light,
  submitted.

• (arXiv:2107.09799)
  T. Mimura, Y. Jiang, N. Todoroki, and M. Machida,
  Shape-constrained reconstruction in diffuse optical tomography by simulated annealing,
  submitted.

• T. Mimura, M. Machida, S. Okawa, H. Kawaguchi, Y. Tanikawa, and Y. Hoshi,
  Imaging the human whole thyroid using three-dimensional diffuse optical tomography,
  submitted.

• (arXiv:2009.04277)
  M. Machida and M. Yamamoto,
  Global Lipschitz stability for inverse problems for radiative transport equations,
  submitted.

• A. Capart, S. Ikegaya, E. Okada, M. Machida, Y. Hoshi,
  Experimental tests of indicators for the degree of validness of the diffusion approximation,
  Journal of Physics Communications 5:2, 025012, February 2021.
  doi: 10.1088/2399-6528/abe4e1

• (arXiv:2005.11946)
  K. Amagai, Y. Hatano, and M. Machida,
  Linear transport in porous media,
  Journal of Computational and Theoretical Transport 50:5, 377–389, 2021.
  doi: 10.1080/23324309.2020.1842453

• (arXiv:1304.5207)
  M. Machida,
  Chandrasekhar polynomials - A brief review,
  RIMS Kokyuroku 2174 88–92, February 2021.

• (arXiv:1912.11375)
  Y. Jiang, M. Machida, and N. Todoroki,
  Diffuse optical tomography by simulated annealing via a spin Hamiltonian,
  Journal of the Optical Society of America A 38:7, 1032–1040, June 2021.
  doi: 10.1364/JOSAA.421219

• J. J. Liu, M. Machida, G. Nakamura, G. Nishimura, C. L. Sun,
  On fluorescence imaging: diffusion equation model and recovery of absorption coefficient of fluorophores,
  Science China Mathematics 65, 1179–1198, June 2022.
  doi: 10.1007/s11425-020-1731-y

• M. Machida, A. Kawamoto, Y. Tanikawa, and Y. Hoshi,
  submitted.

• (arXiv:1608.07914)
  A. Kawamoto and M. Machida,
  Global Lipschitz stability for a fractional inverse transport problem by Carleman estimates,
  Applicable Analysis 100:4, 752–771, February 2021.
  doi: 10.1080/00036811.2019.1620931

Recent Talks

• [invited, 特別講演] 逆級数を用いた偏微分方程式の逆問題解法, JSIAM 日本応用数理学会2022年度年会, 北海道大学, September 10, 2022.

• 医学のための数理科学研究, 第3回浜松医科大学学内研究交流会, 奥浜名湖, June 19, 2022.

• [invited] 偏微分方程式の逆問題の逆級数による再構成法, 岡山応用数学セミナー, Okayama Univ Sci & Okayama Univ, June 3, 2022.

• [invited] Diffuse optical tomography with a simulated annealing Monte Carlo algorithm, The 10th International Conference Inverse Problems: Modeling and Simulation, Malta, May 23, 2022.

• 多孔質媒体中の輸送の支配方程式としての輻射輸送方程式, JSIAM 第18回 研究部会連合発表会, 九州大学, March 8, 2022 (Zoom).

• [invited] Direct and iterative reconstruction methods in optical tomography, Practical inverse problems and their prospects, Institute of Mathematics for Industry, Kyushu University, March 4, 2022 (Zoom).

• [invited] Diffuse optical tomography using simulated annealing, 逆問題における理論と実用, RIMS, Kyoto University, Kyoto, January 7, 2022 (Zoom).

• [invited] Optical tomography and biophysics, Annual Meeting of the Biophysical Society of Japan, Sendai International Center, Miyagi, November 25, 2021 (Zoom).

• [invited] Inverse problems with strong scattering: Optical tomography, Optics & Photonics Japan 2021（日本光学会年次学術講演会）, National Olympics Memorial Youth Center, Tokyo, October 28, 2021 (Zoom).

• [invited] 光トモグラフィーを通じた医学と理学の交流, 静岡大学理学部x浜松医科大学 研究情報交換会, September 14, 2021 (Zoom).

• [invited] 逆級数を用いた逆問題解法による光トモグラフィー, 数理情報学談話会, Department of Mathematical Informatics, The University of Tokyo, Tokyo, June 21, 2021 (Zoom).

Java Applet

EZ-RTE is now released!  →  https://sites.google.com/site/ezrte13/

---

• [2021/3] 第9回WASEDA e-Teaching Award大賞（早稲田大学）
  Waseda University e-Teaching Grand Award
• [2019/6] 日本応用数理学会　研究部会連合発表会優秀講演賞
  (JSIAM 2019 Best Talk Award)  学会記事

---

• Publications
• Conferences and Talks

---

Biography: I was a postdoctoral researcher at Department of Bioengineering, University of Pennsylvania and a term assistant professor at Department of Mathematics, University of Michigan. After briefly staying at Department of Mathematical Sciences, The University of Tokyo, I arrived at Hamamatsu.

---

[Hamamatsu, Japan]

Countries I have visited: visited 18 states (8%) Create your own visited map of The World