Accuracy and resolution of ultrasonic distance measurement with high-time-resolution cross-correlation function obtained by single-bit signal processing S Hirata, MK Kurosawa, T Katagiri Acoustical science and technology 30 (6), 429-438, 2009 | 62 | 2009 |
Cross-correlation by single-bit signal processing for ultrasonic distance measurement S Hirata, MK Kurosawa, T Katagiri IEICE Transactions on Fundamentals of Electronics, Communications and …, 2008 | 54 | 2008 |
Liver tissue characterization for each pixel in ultrasound image using multi-Rayleigh model T Higuchi, S Hirata, T Yamaguchi, H Hachiya Japanese Journal of Applied Physics 53 (7S), 07KF27, 2014 | 39 | 2014 |
Ultrasonic distance and velocity measurement using a pair of LPM signals for cross-correlation method: Improvement of Doppler-shift compensation and examination of Doppler … S Hirata, MK Kurosawa Ultrasonics 52 (7), 873-879, 2012 | 39 | 2012 |
Quantitative evaluation method for liver fibrosis based on multi-Rayleigh model with estimation of number of tissue components in ultrasound B-mode image S Mori, S Hirata, T Yamaguchi, H Hachiya Japanese Journal of Applied Physics 57 (7S1), 07LF17, 2018 | 37 | 2018 |
Quantitative evaluation of liver fibrosis using multi-Rayleigh model with hypoechoic component T Higuchi, S Hirata, T Yamaguchi, H Hachiya Japanese Journal of Applied Physics 52 (7S), 07HF19, 2013 | 36 | 2013 |
Non-contact measurement of propagation speed in tissue-mimicking phantom using pass-through airborne ultrasound S Hirata, L Haritaipan, K Hoshiba, H Hachiya, N Niimi Japanese Journal of Applied Physics 53 (7S), 07KC17, 2014 | 34 | 2014 |
Ultrasonic position and velocity measurement for a moving object by M-sequence pulse compression using Doppler velocity estimation by spectrum-pattern analysis Y Ikari, S Hirata, H Hachiya Japanese Journal of Applied Physics 54 (7S1), 07HC14, 2015 | 33 | 2015 |
Doppler velocity estimation based on spectral characteristics of M-sequence-modulated signals in ultrasonic measurement for moving objects S Hirata, H Hachiya Japanese Journal of Applied Physics 52 (7S), 07HC06, 2013 | 26 | 2013 |
Real-time ultrasonic distance measurements for autonomous mobile robots using cross correlation by single-bit signal processing S Hirata, MK Kurosawa, T Katagiri ICRA2009 The 2009 IEEE International Conference on Robotics and Automation …, 2009 | 26 | 2009 |
Probability image of tissue characteristics for liver fibrosis using multi-Rayleigh model with removal of nonspeckle signals S Mori, S Hirata, T Yamaguchi, H Hachiya Japanese Journal of Applied Physics 54 (7S1), 07HF20, 2015 | 24 | 2015 |
Effect of beam width on quantitative estimation of liver fibrosis using ultrasonic images S Mori, S Hirata, H Hachiya Japanese Journal of Applied Physics 53 (7S), 07KF23, 2014 | 23 | 2014 |
Stability evaluation of parameter estimation of multi-Rayleigh model for ultrasound B-mode image of liver fibrosis S Mori, M Ohashi, S Hirata, H Hachiya Japanese Journal of Applied Physics 55 (7S1), 07KF09, 2016 | 21 | 2016 |
Quantitative analysis of ultrasonic images of fibrotic liver using co-occurrence matrix based on multi-Rayleigh model H Isono, S Hirata, H Hachiya Japanese Journal of Applied Physics 54 (7S1), 07HF15, 2015 | 21 | 2015 |
High-accuracy measurement of small movement of an object behind cloth using airborne ultrasound K Hoshiba, S Hirata, H Hachiya Japanese Journal of Applied Physics 52 (7S), 07HC15, 2013 | 21 | 2013 |
Evaluation of correlation property of linear-frequency-modulated signals coded by maximum-length sequences K Yamanaka, S Hirata, H Hachiya Japanese Journal of Applied Physics 55 (7S1), 07KC09, 2016 | 20 | 2016 |
Verification of the influence of liver microstructure on the evaluation of shear wave velocity D Ito, T Oguri, N Kamiyama, S Hirata, K Yoshida, T Yamaguchi Japanese Journal of Applied Physics 60 (SD), SDDE11, 2021 | 17 | 2021 |
Examination of optimal moments as input parameters for evaluation of liver fibrosis based on multi-Rayleigh model C Zhang, S Mori, S Hirata, H Hachiya Japanese Journal of Applied Physics 57 (7S1), 07LF27, 2018 | 16 | 2018 |
A linearization-based method of simultaneous position and velocity measurement using ultrasonic waves N Thong-un, S Hirata, Y Orino, MK Kurosawa Sensors and Actuators A: Physical 233, 480-499, 2015 | 16 | 2015 |
Ultrasonic distance and velocity measurement by low-calculation-cost Doppler-shift compensation and high-resolution Doppler velocity estimation with wide measurement range S Hirata, MK Kurosawa, T Katagiri Acoustical science and technology 30 (3), 220-223, 2009 | 15 | 2009 |