Yoshikazu Nakajima

Publication Activity (10 Years)

Years Active: 1997-2024
Publications (10 Years): 11

Top Topics

Convolutional Neural Network

Automatic Segmentation

Minimally Invasive

Top Venues

Int. J. Comput. Assist. Radiol. Surg.

Publications

Takaaki Sugino, Taichi Kin, Nobuhito Saito, Yoshikazu Nakajima
Improved segmentation of basal ganglia from MR images using convolutional neural network with crossover-typed skip connection. Int. J. Comput. Assist. Radiol. Surg. 19 (3) (2024)
Takaaki Sugino, Shinya Onogi, Rieko Oishi, Chie Hanayama, Satoki Inoue, Shinjiro Ishida, Yuhang Yao, Nobuhiro Ogasawara, Masahiro Murakawa, Yoshikazu Nakajima
Investigation of Appropriate Scaling of Networks and Images for Convolutional Neural Network-Based Nerve Detection in Ultrasound-Guided Nerve Blocks. Sensors 24 (11) (2024)
Dongbo Zhou, Wataru Hayakawa, Yoshikazu Nakajima, Kotaro Tadano
Development of a Wearable Haptic Glove Presenting Haptic Sensation by Electrical Stimulation. Sensors 23 (1) (2023)
Hiroyuki Hayashi, Toshihiro Kawase, Tetsuro Miyazaki, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
Online Assistance Control of a Pneumatic Gait Assistive Suit Using Physical Reservoir Computing Exploiting Air Dynamics. ICRA (2022)
Hiroyuki Hayashi, Toshihiro Kawase, Tetsuro Miyazaki, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
Multi-Joint Motion Estimation of a Soft Gait Assistive Suit Using Pneumatic Reservoir Computing. SII (2022)
Yoshikazu Nakajima, Nobuyuki Tanigaki, Takaaki Sugino, Toshihiro Kawase, Shinya Onogi
A Small and High-Speed Driving Mechanism for 3D Shape Measurement in Monocular Endoscopy. Sensors 21 (14) (2021)
Tetsuro Miyazaki, Toshihiro Kawase, Takahiro Kanno, Maina Sogabe, Yoshikazu Nakajima, Kenji Kawashima
Running Motion Assistance Using a Soft Gait-Assistive Suit and Its Experimental Validation. IEEE Access 9 (2021)
Takaaki Sugino, Yutaro Suzuki, Taichi Kin, Nobuhito Saito, Shinya Onogi, Toshihiro Kawase, Kensaku Mori, Yoshikazu Nakajima
Label cleaning and propagation for improved segmentation performance using fully convolutional networks. Int. J. Comput. Assist. Radiol. Surg. 16 (3) (2021)
Zisheng Yao, Shangchun Fan, Yoshikazu Nakajima, Xiaolei Qu
A Combined Regularization Method Using Prior Structural Information for Sound-Speed Image Reconstruction of Ultrasound Computed Tomography. IEEE Access 8 (2020)
Yoshikazu Nakajima, Rina Suzuki, Yutaro Suzuki, Takaaki Sugino, Toshihiro Kawase, Shinya Onogi, Haruna Seki, Tatsuki Fujiwara, Katsuhiro Ouchi
Suction-fixing surgical device for assisting liver manipulation with laparoscopic forceps. Int. J. Comput. Assist. Radiol. Surg. 15 (10) (2020)
Jue Jiang, Yoshikazu Nakajima, Yoshio Sohma, Toki Saito, Taichi Kin, Hiroshi Oyama, Nobuhito Saito
Marker-less tracking of brain surface deformations by non-rigid registration integrating surface and vessel/sulci features. Int. J. Comput. Assist. Radiol. Surg. 11 (9) (2016)
Akira Bekku, Yoshikazu Nakajima
Fixing Device for a Planar Object by Incorporating Jamming Transition Phenomenon and a Suction Unit. J. Robotics 2015 (2015)
Takehito Doke, Jack T. Liang, Shinya Onogi, Yoshikazu Nakajima
Fluoroscopy-based laser guidance system for linear surgical tool insertion depth control. Int. J. Comput. Assist. Radiol. Surg. 10 (3) (2015)
Yaming Xu, Yoshikazu Nakajima
Single-trial decoding for an event-related potential-based brain-computer interface. AH (2014)
Masaki Chino, Yoshikazu Nakajima, Akira Bekku, Hiroyuki Tsuda, Tomomi Kotani, Fumitaka Kikkawa
An obstetric forceps contouring the head surface to improve gripping capability in delivery assistance. BioRob (2014)
Akira Bekku, Joonhwan Kim, Yoshikazu Nakajima, Kazuo Yonenobu
A body-mounted surgical assistance robot for minimally invasive spinal puncture surgery. BioRob (2014)
Lassad Ben Younes, Yoshikazu Nakajima, Toki Saito
Fully automatic segmentation of the Femur from 3D-CT images using primitive shape recognition and statistical shape models. Int. J. Comput. Assist. Radiol. Surg. 9 (2) (2014)
Lassad Ben Younes, Yoshikazu Nakajima, Toki Saito
Erratum to: Fully automatic segmentation of the Femur from 3D-CT images using primitive shape recognition and statistical shape models. Int. J. Comput. Assist. Radiol. Surg. 9 (2) (2014)
Yaming Xu, Yoshikazu Nakajima
A Two-Level Predictive Event-Related Potential-Based Brain-Computer Interface. IEEE Trans. Biomed. Eng. 60 (10) (2013)
Takaaki Takeshita, Minkyu Kim, Yoshikazu Nakajima
3-D shape measurement endoscope using a single-lens system. Int. J. Comput. Assist. Radiol. Surg. 8 (3) (2013)
Yoshikazu Nakajima, Takeyoshi Dohi, Toshihiko Sasama, Yasuyuki Momoi, Nobuhiko Sugano, Yuichi Tamura, Sung-hwan Lim, Ichiro Sakuma, Mamoru Mitsuishi, Tsuyoshi Koyama, Kazuo Yonenobu, Satoru Ohashi, Masahiko Bessho, Isao Ohnishi
Surgical Tool Alignment Guidance by Drawing Two Cross-Sectional Laser-Beam Planes. IEEE Trans. Biomed. Eng. 60 (6) (2013)
Xiaolei Qu, Takashi Azuma, Jack T. Liang, Yoshikazu Nakajima
Average sound speed estimation using speckle analysis of medical ultrasound data. Int. J. Comput. Assist. Radiol. Surg. 7 (6) (2012)
Jack T. Liang, Shinya Onogi, Yoshikazu Nakajima
Surgical Tool Alignment by Laser Guidance using Fluoroscopic-based Navigation Technique - A System Implementation and Validation Study. BIODEVICES (2012)
Jack T. Liang, Takehito Doke, Shinya Onogi, Satoru Ohashi, Isao Ohnishi, Ichiro Sakuma, Yoshikazu Nakajima
A fluorolaser navigation system to guide linear surgical tool insertion. Int. J. Comput. Assist. Radiol. Surg. 7 (6) (2012)
Sanghyun Joung, Hongen Liao, Etsuko Kobayashi, Mamoru Mitsuishi, Yoshikazu Nakajima, Nobuhiko Sugano, Masahiko Bessho, Satoru Ohashi, Takuya Matsumoto, Isao Ohnishi, Ichiro Sakuma
Hazard analysis of fracture-reduction robot and its application to safety design of fracture-reduction assisting robotic system. ICRA (2010)
Naohiko Sugita, Taiga Nakano, Takayuki Osa, Yoshikazu Nakajima, Kazuo Fujiwara, Nobuhiro Abe, Toshifumi Ozaki, Masahiko Suzuki, Mamoru Mitsuishi
Cutting Tool Protects for Soft Tissues in Bone-Milling Machining. Int. J. Autom. Technol. 3 (2) (2009)
Takaaki Takeshita, Yoshikazu Nakajima, M. K. Kim, Shinya Onogi, Mamoru Mitsuishi, Yoichiro Matsumoto
3D Shape Reconstruction Endoscope using Shape from Focus. VISAPP (1) (2009)
M. K. Kim, Yoshikazu Nakajima, Takaaki Takeshita, Shinya Onogi, Mamoru Mitsuishi, Yoichiro Matsumoto
Multi-layered Contents Generation from Real World Scene by Three-dimensional Measurement. VISAPP (1) (2009)
Sanghyun Joung, Hirokazu Kamon, Hongen Liao, Junichiro Iwaki, Touji Nakazawa, Mamoru Mitsuishi, Yoshikazu Nakajima, Tsuyoshi Koyama, Nobuhiko Sugano, Yuki Maeda, Masahiko Bessho, Satoru Ohashi, Takuya Matsumoto, Isao Ohnishi, Ichiro Sakuma
A Robot Assisted Hip Fracture Reduction with a Navigation System. MICCAI (2) (2008)
Naohiko Sugita, Takayuki Osa, Yoshikazu Nakajima, Mamoru Mitsuishi
Deformation analysis and active compensation of surgical milling robot based on system error evaluation. ICRA (2008)
Yoshikazu Nakajima, Takahito Tashiro, Nobuhiko Sugano, Kazuo Yonenobu, Tsuyoshi Koyama, Yuki Maeda, Yuichi Tamura, Masanobu Saito, Shinichi Tamura, Mamoru Mitsuishi, Naohiko Sugita, Ichiro Sakuma, Takahiro Ochi, Yoichiro Matsumoto
Fluoroscopic Bone Fragment Tracking for Surgical Navigation in Femur Fracture Reduction by Incorporating Optical Tracking of Hip Joint Rotation Center. IEEE Trans. Biomed. Eng. 54 (9) (2007)
Naohiko Sugita, Yoshikazu Nakajima, Mamoru Mitsuishi, Shosaku Kawata, Kazuo Fujiwara, Nobuhiro Abe, Toshifumi Ozaki, Masahiko Suzuki
Cutting Tool System to Minimize Soft Tissue Damage for Robot-Assisted Minimally Invasive Orthopedic Surgery. MICCAI (1) (2007)
Naohiko Sugita, Fumiaki Genma, Yoshikazu Nakajima, Mamoru Mitsuishi
Toolpath Optimization for a Milling Robot of Minimally Invasive Orthopedic Surgery. ICRA (2007)
Naohiko Sugita, Fumiaki Genma, Yoshikazu Nakajima, Mamoru Mitsuishi
Adaptive Controlled Milling Robot for Orthopedic Surgery. ICRA (2007)
Yuanzhi Cheng, Shuguo Wang, Takaharu Yamazaki, Jie Zhao, Yoshikazu Nakajima, Shinichi Tamura
Hip cartilage thickness measurement accuracy improvement. Comput. Medical Imaging Graph. 31 (8) (2007)
Takahito Tashiro, Yoshikazu Nakajima, Yuichi Tamura, Kazuo Yonenobu, Shigeru Uji, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
Spinal alignment measurement in standing position using stereo-view roentgenography without positional calibration. Systems and Computers in Japan 38 (2) (2007)
Fumihiko Ino, Yasuhiro Kawasaki, Takahito Tashiro, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura, Kenichi Hagihara
A parallel implementation of 2-D/3-D image registration for computer-assisted surgery. Int. J. Bioinform. Res. Appl. 2 (4) (2006)
Shinya Onogi, K. Morimoto, Ichiro Sakuma, Yoshikazu Nakajima, Tsuyoshi Koyama, Nobuhiko Sugano, Yuichi Tamura, S. Yonenobu, Yasuyuki Momoi
Development of the Needle Insertion Robot for Percutaneous Vertebroplasty. MICCAI (2) (2005)
Fumihiko Ino, Yasuhiro Kawasaki, Takahito Tashiro, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura, Kenichi Hagihara
A Parallel Implementation of 2-D/3-D Image Registration for Computer-Assisted Surgery. ICPADS (2) (2005)
Yoshikazu Nakajima, Takahito Tashiro, Toshiyuki Okada, Yoshinobu Sato, Nobuhiko Sugano, Masanobu Saito, Kazuo Yonenobu, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
Computer-assisted fracture reduction of proximal femur using preoperative CT data and intraoperative fluoroscopic images. CARS (2004)
Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Hideki Yoshikawa, Shinichi Tamura
Improvement of depth position in 2-D/3-D registration of knee implants using single-plane fluoroscopy. IEEE Trans. Medical Imaging 23 (5) (2004)
Yoshikazu Nakajima, Hiroyuki Yamamoto, Yoshinobu Sato, Nobuhiko Sugano, Yasuyuki Momoi, Toshihiko Sasama, Tsuyoshi Koyama, Yuichi Tamura, Kazuo Yonenobu, Ichiro Sakuma, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
Available range analysis of laser guidance system and its application to monolithic integration with optical tracker. CARS (2004)
Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Yoshinobu Sato, Hideki Yoshikawa, Shinichi Tamura
A fluoroscopy-based system for three-dimensional kinematic analysis of artificial knee implants and clinical application. CARS (2004)
Masahiko Nakamoto, Yoshinobu Sato, Kazuhisa Nakada, Yoshikazu Nakajima, Kozo Konishi, Makoto Hashizume, Shinichi Tamura
A temporal calibration method for freehand 3D ultrasound system: a preliminary result. CARS (2003)
Yoshikazu Nakajima, Hiroshi Inomata, Hiroki Nogawa, Yoshinobu Sato, Shinichi Tamura, Kozo Okazaki, Seiji Torii
Physics-based flow estimation of fluids. Pattern Recognit. 36 (5) (2003)
Tetsuzo Yamaguchi, Masahiko Nakamoto, Yoshikazu Nakajima, Yoshinobu Sato, Makoto Hashizume, Nobuhiko Sugano, Shinichi Tamura
Projection model and calibration method for oblique-viewing endscope. CARS (2003)
Tetsuzo Yamaguchi, Masahiko Nakamoto, Yoshinobu Sato, Yoshikazu Nakajima, Kozo Konishi, Makoto Hashizume, Takashi Nishii, Nobuhiko Sugano, Hideki Yoshikawa, Kazuo Yonenobu, Shinichi Tamura
Camera Model and Calibration Procedure for Oblique-Viewing Endoscope. MICCAI (2) (2003)
Takaharu Yamazaki, Tetsu Watanabe, Yoshikazu Nakajima, Kazuomi Sugamoto, Tetsuya Tomita, Yoshinobu Sato, Hideki Yoshikawa, Shinichi Tamura
Visualization of femorotibial contract area in total knee arthroplasty under in vivo conditions. CARS (2003)
Yoshikazu Nakajima, Yuichi Tamura, Yoshinobu Sato, Takahito Tashiro, Nobuhiko Sugano, Kazuo Yonenobu, Hideki Yoshikawa, Takahiro Ochi, Shinichi Tamura
Preoperative Analysis of Optimal Imaging Orientation in Fluoroscopy for Voxel-Based 2-D/3-D Registration. MICCAI (2) (2002)
Masahiko Nakamoto, Yoshinobu Sato, Masaki Miyamoto, Yoshikazu Nakajima, Kozo Konishi, Mitsuo Shimada, Makoto Hashizume, Shinichi Tamura
3D Ultrasound System Using a Magneto-optic Hybrid Tracker for Augmented Reality Visualization in Laparoscopic Liver Surgery. MICCAI (2) (2002)
Toshihiko Sasama, Nobuhiko Sugano, Yoshinobu Sato, Yasuyuki Momoi, Tsuyoshi Koyama, Yoshikazu Nakajima, Ichiro Sakuma, Masakatsu G. Fujie, Kazuo Yonenobu, Takahiro Ochi, Shinichi Tamura
A Novel Laser Guidance System for Alignment of Linear Surgical Tools: Its Principles and Performance Evaluation as a Man-Machine System. MICCAI (2) (2002)
Yoshikazu Nakajima, Toshihiko Sasama, Yoshinobu Sato, Takashi Nishii, Nobuhiko Sugano, Takashi Ishikawa, Kazuo Yonenobu, Takahiro Ochi, Shinichi Tamura
Accuracy Validation of Cone-Beam CT Based Registration. MICCAI (2001)
Yoshinobu Sato, Masaki Miyamoto, Masahiko Nakamoto, Yoshikazu Nakajima, Mitsuo Shimada, Makoto Hashizume, Shinichi Tamura
3D Ultrasound Image Acquisition Using a Magneto-optic Hybrid Sensor for Laparoscopic Surgery. MICCAI (2001)
Nobuhiko Sugano, Toshihiko Sasama, Yoshikazu Nakajima, Yoshinobu Sato, Takashi Nishii, T. Iida, K. Nakagawa, Keiro Ono, Shunsaku Nishihara, Shinichi Tamura, Kazuo Yonenobu, Takahiro Ochi
Effects of CT threshold value to make a surface bone model on accuracy of shape-based registration in a CT-based navigation system for hip surgery. CARS (2001)
Shuzo Yamamoto, Yoshikazu Nakajima, Shinichi Tamura, Yoshinobu Sato, Seiyo Harino
Extraction of fluorescent dot traces from a scanning laser ophthalmoscope image sequence by spatio-temporal image analysis: Gabor filter and radon transform filtering. IEEE Trans. Biomed. Eng. 46 (11) (1999)
Yoshikazu Nakajima, Hiroshi Inomata, Hiroki Nogawa, Yoshinobu Sato, Shinichi Tamura, Kozo Okazaki, Seiji Torii
Fluid flow computation based on physical model. Systems and Computers in Japan 30 (4) (1999)
Yoshinobu Sato, Masahiko Nakamoto, Toshihiko Sasama, Yasuhiro Tamaki, I. Sakita, Yoshikazu Nakajima, Shinichi Tamura, Morito Monden
Image guidance of breast cancer surgery using 3D ultrasonic images and augmented reality visualization. IEEE Trans. Medical Imaging 17 (5) (1998)
Hiroki Nogawa, Yoshikazu Nakajima, Yoshinobu Sato, Shinichi Tamura
Acquisition of Symbolic Description from Flow Fields: A New Approach Based on a Fluid Model. IEEE Trans. Pattern Anal. Mach. Intell. 19 (1) (1997)