Hirofumi Taki - My portal

Profile Information

Affiliation: Lecturer, Graduate School of Biomedical Engineering, Department of Biomedical Engineering, Biomedical Engineering for Health and Welfare,Physical Medicine and Rehabilitation, Tohoku University

Degree: Doctor of Informatics(Kyoto University)

J-GLOBAL ID: 200901070647882672
researchmap Member ID: 5000032024

External link: http://db.tohoku.ac.jp/whois/detail/cafb71e02b32660db156509e54b84c32.html

Research Interests

Research Areas

Life sciences / Medical systems /

Papers

Small calcification indicator in ultrasonography using correlation of echoes with a modified Wiener filter

Hirofumi Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

JOURNAL OF MEDICAL ULTRASONICS, 39(3) 127-135, Jul, 2012 Peer-reviewed
Robust and Accurate Ultrasound 3-D Imaging Algorithm Incorporating Adaptive Smoothing Techniques

Kenshi Saho, Tomoki Kimura, Shouhei Kidera, Hirofumi Taki, Takuya Sakamoto, Toru Sato

IEICE TRANSACTIONS ON COMMUNICATIONS, E95B(2) 572-580, Feb, 2012 Peer-reviewed
High Range Resolution Ultrasonographic Vascular Imaging Using Frequency Domain Interferometry With the Capon Method

Hirofumi Taki, Kousuke Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Motoi Kudo, Toru Sato

IEEE TRANSACTIONS ON MEDICAL IMAGING, 31(2) 417-429, Feb, 2012 Peer-reviewed
High resolution ultrasound imaging using frequency domain interferometry-suppression of interference using adaptive frequency averaging

Hirofumi Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

IEEJ Transactions on Electronics, Information and Systems, 132(10) 3-1557, 2012 Peer-reviewed
Small calcification depiction in ultrasound B-mode images using decorrelation of echoes caused by forward scattered waves

Hirofumi Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Kenichi Nagae, Toru Sato

JOURNAL OF MEDICAL ULTRASONICS, 38(2) 73-80, Apr, 2011 Peer-reviewed
Evaluation of small calcification indicator in ultrasonography using decorrelation between adjacent scan lines

H. Taki, T. Sakamoto, M. Yamakawa, T. Shiina, T. Sato

Proc. the 17th International Meeting of the European Society of Gynaecological Oncology (ESGO), 2011 Peer-reviewed
Ultrasound phantom using thin wires for the depiction of calcification - Comparison of cross-sections of wire targets and mass targets -

Hirofumi Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

IEEJ Transactions on Electronics, Information and Systems, 131(9) 1528-1534, 2011 Peer-reviewed
Proper bandwidth for frequency averaging in medical ultrasound imaging using frequency domain interferometry

H.Taki, T. Sakamoto, M. Yamakawa, T. Shiina, T. Sato

The 32nd Symposium on Ultrasonic Electronics, 2011 Peer-reviewed
An experimental study of ultrasonic imaging with a reduced number of array elements using the envelope method

Takuya Sakamoto, Hirofumi Taki, Toru Sato

Acoustical Science and Technology, 32(4) 143-150, 2011 Peer-reviewed
Indicator of Small Calcification Detection in Ultrasonography Using Decorrelation of Forward Scattered Wave

瀧宏文, 阪本卓也, 山川誠, 椎名毅, 佐藤亨

ICCESSE Conference, Nov 24, 2010 Peer-reviewed
Calculus detection for ultrasonography using decorrelation of forward scattered wave

Hirofumi Taki, Takuya Sakamoto, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

Journal of Medical Ultrasonics, 37(3) 129-135, Jul, 2010 Peer-reviewed
Indicator of small calcification detection in ultrasonography using decorrelation of forward scattered waves

H. Taki, T. Sakamoto, M. Yamakawa, T. Shiina, T. Sato

World Academy of Science, Engineering and Technology, 71 556-560, 2010 Peer-reviewed
Calcification Indicator in Ultrasonography with Real Data Oversampling and a Rank Filter

瀧宏文, 阪本卓也, 山川誠, 椎名毅, 佐藤亨

第31 回超音波エレクトロニクスの基礎と応用に関するシンポジウム, 2010 Peer-reviewed
Aberration Correction with Low-Frequency Transmission for Medical Acoustic Imaging

Hirofumi Taki, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 49(7), 2010 Peer-reviewed
Experimental Study of High-Range-Resolution Medical Acoustic Imaging for Multiple Target Detection by Frequency Domain Interferometry

Tomoki Kimura, Hirofumi Taki, Takuya Sakamoto, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 48(7), Jul, 2009 Peer-reviewed
Improved spatial resolution in a three-dimensional acoustic medical imaging system based on a hybrid method using a synthetic aperture technique

Hirofumi Taki, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS, 46(7B) 4827-4833, Jul, 2007 Peer-reviewed
Transfer information enhancement with a 2-D tactile stimulator array for an acoustic vision substitute system

Hirofumi Taki, Toru Sato

IEICE Transactions on Information and Systems, E90-D(5) 808-815, 2007 Peer-reviewed
High-resolution real-time three-dimensional acoustic imaging system with a reflector

Hirofumi Taki, Toru Sato

JOURNAL OF MEDICAL ULTRASONICS, 34(3) 133-144, 2007 Peer-reviewed

Misc.

Feature-Based Correlation and Topological Similarity for Interbeat Interval Estimation Using Ultrawideband Radar

Takuya Sakamoto, Ryohei Imasaka, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 63(4) 747-757, Apr, 2016
Feature-Based Correlation and Topological Similarity for Interbeat Interval Estimation Using Ultrawideband Radar

Takuya Sakamoto, Ryohei Imasaka, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 63(4) 747-757, Apr, 2016
False Image Suppression in Two-Dimensional Shape Estimates of a Walking Human Using Multiple Ultra-Wideband Doppler Radar Interferometers

Hiroki Yamazaki, Takuya Sakamoto, Hirofumi Taki, Toru Sato

IEICE TRANSACTIONS ON COMMUNICATIONS, E99B(1) 134-142, Jan, 2016
False Image Suppression in Two-Dimensional Shape Estimates of a Walking Human Using Multiple Ultra-Wideband Doppler Radar Interferometers

Hiroki Yamazaki, Takuya Sakamoto, Hirofumi Taki, Toru Sato

IEICE TRANSACTIONS ON COMMUNICATIONS, E99B(1) 134-142, Jan, 2016
Remote heartbeat monitoring from human soles using 60-GHz ultra-wideband radar

Takuya Sakamoto, Shigeaki Okumura, Ryosuke Imanishi, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEICE ELECTRONICS EXPRESS, 12(21) 20150786, Nov, 2015
Remote heartbeat monitoring from human soles using 60-GHz ultra-wideband radar

Takuya Sakamoto, Shigeaki Okumura, Ryosuke Imanishi, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEICE ELECTRONICS EXPRESS, 12(21) 20150786, Nov, 2015
High-range-resolution imaging using frequency domain interferometry with stabilization techniques for real-time vascular ultrasound

Hirofumi Taki, Kousuke Taki, Makoto Yamakawa, Tsuyoshi Shiina, Motoi Kudo, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 54(7) 07HF05, Jul, 2015
Compensation technique for the intrinsic error in ultrasound motion estimation using a speckle tracking method

Hirofumi Taki, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 54(7) 07HF03, Jul, 2015
High-range-resolution imaging using frequency domain interferometry with stabilization techniques for real-time vascular ultrasound

Hirofumi Taki, Kousuke Taki, Makoto Yamakawa, Tsuyoshi Shiina, Motoi Kudo, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 54(7) 07HF05, Jul, 2015
Compensation technique for the intrinsic error in ultrasound motion estimation using a speckle tracking method

Hirofumi Taki, Makoto Yamakawa, Tsuyoshi Shiina, Toru Sato

JAPANESE JOURNAL OF APPLIED PHYSICS, 54(7) 07HF03, Jul, 2015
Fast characterization of two ultrasound longitudinal waves in cancellous bone using an adaptive beamforming technique

Hirofumi Taki, Yoshiki Nagatani, Mami Matsukawa, Katsunori Mizuno, Toru Sato

JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 137(4) 1683-1692, Apr, 2015
Fast characterization of two ultrasound longitudinal waves in cancellous bone using an adaptive beamforming technique

Hirofumi Taki, Yoshiki Nagatani, Mami Matsukawa, Katsunori Mizuno, Toru Sato

Journal of the Acoustical Society of America, 137(4) 1683-1692, Apr 1, 2015
High-contrast and low-computational complexity medical ultrasound imaging using beamspace capon method.

Okumura, Shigeaki, Taki, Hirofumi, Sato, Toru

Conf Proc IEEE Eng Med Biol Soc, 2015 6334-6337, 2015
Application of Spatial Domain Interferometry with the Capon Method to Transcranial Doppler Ultrasonography: a Simulation Study

Okumura Shigeaki, Kita Aya, Taki Hirofumi, Nagatani Yoshiki, Matsukawa Mami, Sato Toru

ABE, 4 73-79, 2015
Accurate heartbeat monitoring using ultra-wideband radar

Takuya Sakamoto, Ryohei Imasaka, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEICE ELECTRONICS EXPRESS, 12(3) 20141197, 2015
Accurate ultrasound imaging based on range point migration method for the depiction of fetal surface

Hirofumi Taki, Shinya Tanimura, Takuya Sakamoto, Tsuyoshi Shiina, Toru Sato

JOURNAL OF MEDICAL ULTRASONICS, 42(1) 51-58, Jan, 2015
High-contrast and low-computational complexity medical ultrasound imaging using beamspace capon method.

Okumura, Shigeaki, Taki, Hirofumi, Sato, Toru

Conf Proc IEEE Eng Med Biol Soc, 2015 6334-6337, 2015
Application of spatial domain interferometry with the Capon method to transcranial Doppler ultrasonography: a simulation study

Shigeaki Okumura, Aya Kita, Hirofumi Taki, Yoshiki Nagatani, Mami Matsukawa, Toru Sato

Advanced Biomedical Engineering, 4 73-79, 2015
Accurate heartbeat monitoring using ultra-wideband radar

Takuya Sakamoto, Ryohei Imasaka, Hirofumi Taki, Toru Sato, Mototaka Yoshioka, Kenichi Inoue, Takeshi Fukuda, Hiroyuki Sakai

IEICE ELECTRONICS EXPRESS, 12(3) 20141197, 2015
Accurate ultrasound imaging based on range point migration method for the depiction of fetal surface

Hirofumi Taki, Shinya Tanimura, Takuya Sakamoto, Tsuyoshi Shiina, Toru Sato

JOURNAL OF MEDICAL ULTRASONICS, 42(1) 51-58, Jan, 2015

Books and Other Publications

音響キーワードブック

コロナ社, 2016 (ISBN: 9784339008807)
音響キーワードブック

コロナ社, 2016 (ISBN: 9784339008807)