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Researcher Search Results >> Tadashi Yamaguchi
 

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Tadashi Yamaguchi

 
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NameTadashi Yamaguchi
URLhttp://www.cfme.chiba-u.jp/~umi/index_e.html
AffiliationChiba University
SectionCenter for Frontier Medical Engineering
Job titleProfessor
DegreePh.D
Other AffiliationGraduate School of Engineering, Ultrasound Center, Chiba University Hospital
J-Global ID200901007599937458

Research Interests

 
Ultrasound, Quantitative diagnosis, Tissue Characterization, Standardization, Signal Processing, Diagnosis support, Treatment support, Acoustic Characteristic

Research Areas

 
  • Life sciences / Biomaterials / Acoutic Characteristics
  • Life sciences / Biomedical engineering / Acoutic Characteristics
  • Life sciences / Medical systems / Medical Ultrasonics

Research History

 
Dec 2013
 - 
Today
Chiba University Center for Frontier Medical Engineering Professor 
 
Jan 2008
 - 
Dec 2013
Chiba University Research Center for Frontier Medical Engineering Associate Professor 
 
Apr 2007
 - 
Jan 2008
Chiba University Department of Information, Processing and Computer Science, Graduate School of Advanced Integration Science Assistant Professor 
 
Apr 2001
 - 
Mar 2007
Chiba University Department of Information and Image Science, Faculty of Engineering Assistant Professor 
 

Education

 
Apr 1998
 - 
Mar 2001
Chiba University Graduate School of Science and Technology Division of Information Science
 
Apr 1996
 - 
Mar 1998
Chiba University Graduate School of Science and Technology Division of Information Science
 
Apr 1993
 - 
Mar 1996
Chiba University Faculty of Engineering Department of Information Engineering
 

Committee Memberships

 
Sep 2020
 - 
Today
AIUM/RSNA QIBA  PEQUS Committee
 
Oct 2018
 - 
Today
日本超音波医学会  SWEの標準化に関する小委員会 委員長
 
Apr 2016
 - 
Today
AIUM/RSNA QIBA  SWE Committee
 
Apr 2016
 - 
Today
日本放射線医学会  J-QIBA US委員会 SWE代表
 
Jun 2020
 - 
May 2022
日本超音波医学会  監事
 

Awards

 
Oct 2018
Symposium on Ultrasonic Electronics, Paper Award,Quantitative evaluation method for liver fibrosis based on multi-Rayleigh model with estimation of;number of;tissue components in ultrasou;B-mode imag
Shohei Mori Shinnosuke Hirata Tadashi Yamaguchi Hiroyuki Hachiya 
 
Jun 2018
JSUM, Kikuchi Award,Analysis of fluctuation for pixel-pair distance in co-occurrence matrix applied to ultrasonic images for diagnosis of liver fibrosis
Hiroshi Isono, Shinnosuke Hirata, Tadashi Yamaguchi, Hiroyuki Hachiya 
 
May 2013
日本超音波医学会, 日本超音波医学会 論文賞（菊池賞）,超音波凝固切開装置のキャビテーション発生に関する基礎的検討:
蜂屋弘之,大屋優,山口匡,林秀樹 
 
Jun 2012
JSUM, Kikuchi Award,Proposal of the parametric imaging method for a quantitative diagnosis of liver fibrosis
Tadashi Yamaguchi, Hiroyuki Hachiya 
 
Mar 2001
Acoustic Society of Japan, 第18回 日本音響学会 粟屋潔学術奨励賞
山口 匡 
 

Papers

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The Effect of Steatosis on Shear-Wave Velocity and Viscoelastic Properties Related to Liver Fibrosis Progression in Rat Models.
Kazuki Tamura   Kazuyo Ito   Riwa Kishimoto   Kenji Yoshida   Takashi Kishimoto   Takayuki Obata   Tadashi Yamaguchi   
Ultrasound in medicine & biology   50(4) 592-599   Apr 2024
OBJECTIVE: Hepatic fibrosis has recently been evaluated using ultrasonography or magnetic resonance elastography. Although the shear wave velocity (SWV) obtained using point shear wave elastography (pSWE) provides a valuable measure of fibrosis, u...
 
Detection of individual microbubbles by burst-wave-aided contrast-enhanced active Doppler ultrasonography
K. Yoshida   M. Omura   K. Tamura   S. Hirata   T. Yamaguchi   
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control   1-1   2024
 
Convolutional Neural Network Classification of Liver Fibrosis Stages Using Ultrasonic Images Colorized by Features of Echo-Envelope Statistics
Akiho Isshiki   Dar-In Tai   Po-Hsiang Tsui   Kenji Yoshida   Tadashi Yamaguchi   Shinnosuke Hirata   
Medical Imaging and Computer-Aided Diagnosis   441-451   Dec 2023
 
Modified multi-Rayleigh model-based statistical analysis of ultrasound envelope for quantification of liver steatosis and fibrosis
Yuki Ujihara   Kazuki Tamura   Shohei Mori   Dar-In Tai   Po-Hsiang Tsui   Shinnosuke Hirata   Kenji Yoshida   Hitoshi Maruyama   Tadashi Yamaguchi   
Journal of Medical Ultrasonics      Oct 2023
 
Convolutional neural network classification of ultrasound images by liver fibrosis stages based on echo-envelope statistics
Shinnosuke Hirata   Akiho Isshiki   Dar-In Tai   Po-Hsiang Tsui   Kenji Yoshida   Tadashi Yamaguchi   
Frontiers in Physics   11    Jun 2023
Introduction: Assessing the stage of liver fibrosis during the diagnosis and follow-up of patients with diffuse liver disease is crucial. The tissue structure in the fibrotic liver is reflected in the texture and contrast of an ultrasound image, w...

Misc.

12345>
 
 
Thin sliced sample preparation and measurement protocol that enables stable biological speed of sound evaluation
瀬戸駿   野口和馬   伊能舞   田村和輝   平田慎之介   吉田憲司   山口匡   
電子情報通信学会技術研究報告(Web)   121(310(US2021 47-57))    2021
 
Simulation verification of amplitude envelope characteristics evaluation using multi-Rayleigh model by amplitude enveloping statistics analysis
氏原裕貴   田村和輝   森翔平   平田慎之介   吉田憲司   山口匡   
電子情報通信学会技術研究報告(Web)   121(310(US2021 47-57))    2021
 
Fundamental study of the effect of the destruction/aggregation phenomenon of microbubbles on the Doppler effect
木戸口哉太   大村眞朗   山口匡   吉田憲司   
日本音響学会研究発表会講演論文集(CD-ROM)   2021    2021
 
Experimental study on cavitation generated by ultrasonically activated devices
NAGAOKA Sota   YOSHIDA Kenji   YAMAGUCHI Tadashi   MATSUBARA Hisahiro   HAYASHI Hideki   
日本内視鏡外科学会総会(Web)   33rd    2021
 
Experimental Investigation of the Stability of Contrast Agents for Ultrasound and Near Infrared Fluorescence dual imaging
金兒千晶   ZHANG Yiting   豊田太郎   林秀樹   山口匡   吉田憲司   
超音波医学 Supplement   48    2021

Presentations

12345>
 
 
Dec 2023   
 
Dec 2023   
 
Dec 2023   
 
Akiho Issiki   Daisuke Okazaki   Kisako Fujiwara   Takayuki Kondo   Kenji Yoshida   Tadashi Yamaguchi   Shinnosuke Hirata   
Acoustics 2023 (Sydney)   Dec 2023   
 
Hayato Kutsuzawa   Shinnosuke Hirata   Kenji Yoshida   Emillie Franceschini   Tadashi Yamaguchi   
Acoustics 2023 (Sydney)   Dec 2023   

Teaching Experience

1234>
 
 
   
 
医工学実験III (千葉大学)
 
   
 
工学入門C (千葉大学)
 
   
 
工学入門B (千葉大学)
 
   
 
工学入門A (千葉大学)
 
   
 
工学基礎セミナー (千葉大学)

Professional Memberships

12>
 
 
   
 
信号処理学会
 
   
 
海洋音響学会
 
   
 
日本超音波医学会
 
   
 
IEEE
 
   
 
電子情報通信学会

Research Projects

12345>
 
 
Creation of ultrasound pathology based on biological wave physical properties
Japan Society for the Promotion of Science: Core-to-Core Program
Project Year: Apr 2024 - Mar 2029
 
Non-invasive quantitative evaluation of liver diseases using comprehensive biophysical properties database as basis for ultrasound pathology
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research
Project Year: Apr 2023 - Mar 2026
 
Non-invasive three-dimensional real-time in vivo tissue characterization of lymph nodes
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
Project Year: Oct 2022 - Mar 2026
 
超音波レオロジー理論を用いた脂肪性肝障害の病態解明と非侵襲的組織診断法の確立
日本学術振興会: 科学研究費助成事業 基盤研究(C)
飯島 尋子 矢野 博久 波多野 悦朗 山口 匡 
Project Year: Apr 2021 - Mar 2024
 
骨格筋環境に対する音響学的識別指標の創生：健康寿命延伸へ向けた技術開発
日本学術振興会: 科学研究費助成事業 基盤研究(C)
丸山 紀史 吉田 憲司 山口 匡 
Project Year: Apr 2020 - Mar 2023

Industrial Property Rights

12>
 
 
小林 和人   山口 匡   光田 益士   
 
山口 匡   丸山 紀史   吉田 憲司   伊藤 一陽   
 
小林 和人   山口 匡   光田 益士   
 
山口 匡   神山 直久   
 
山口 匡   

Social Activities

12345>
 
 
[Others]
 May 2023 - Today
 
[Others]
 Jun 2022 - Today
 
[Others]
日本医学放射線学会 Jul 2018 - Today
学外委員会等
 
[Others]
 Jun 2020 - May 2022
 
[Others]
日本超音波医学会 Jun 2018 - Jun 2020
学会活動
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