Hiroshi Natori

62 papers A 1B 6Journal 16Unranked 39
YearRankTypeTitle / Venue / Authors
2024 J jnl
SGSR: style-subnets-assisted generative latent bank for large-factor super-resolution with registered medical image dataset.
Int. J. Comput. Assist. Radiol. Surg.
Tong Zheng, Hirohisa Oda, Yuichiro Hayashi, Shota Nakamura, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Masahiro Oda, Kensaku Mori
2023 J jnl
Anatomy aware-based 2.5D bronchoscope tracking for image-guided bronchoscopic navigation.
Comput. methods Biomech. Biomed. Eng. Imaging Vis.
Cheng Wang, Masahiro Oda, Yuichiro Hayashi, Takayuki Kitasaka, Hayato Itoh, Hirotoshi Honma, Hirotsugu Takebatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2023 B conf
L-former: a lightweight transformer for realistic medical image generation and its application to super-resolution.
Image Processing
Tong Zheng, Hirohisa Oda, Yuichiro Hayashi, Shota Nakamura, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Masahiro Oda, Kensaku Mori
2023 — conf
Real bronchoscopic images-based bronchial nomenclature: a preliminary study.
Image-Guided Procedures
Cheng Wang, Yuichiro Hayashi, Masahiro Oda, Takayuki Kitasaka, Hirotsugu Takabatake, Masaki Mori, Hirotoshi Honma, Hiroshi Natori, Kensaku Mori
2022 — conf
Bronchial orifice tracking-based branch level estimation for bronchoscopic navigation.
Image-Guided Procedures
Cheng Wang, Yuichiro Hayashi, Masahiro Oda, Takayuki Kitasaka, Hitotsugu Takabatake, Masaki Mori, Hirotoshi Honma, Hiroshi Natori, Kensaku Mori
2022 B conf
Coarse-to-fine cascade framework for cross-modality super-resolution on clinical/micro CT dataset.
Image Processing
Tong Zheng, Hirohisa Oda, Yuichiro Hayashi, Shota Nakamura, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Masahiro Oda, Kensaku Mori
2022 J jnl
Depth Estimation from Single-shot Monocular Endoscope Image Using Image Domain Adaptation And Edge-Aware Depth Estimation.
CoRR
Masahiro Oda, Hayato Itoh, Kiyohito Tanaka, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2022 J jnl
Depth estimation from single-shot monocular endoscope image using image domain adaptation and edge-aware depth estimation.
Comput. methods Biomech. Biomed. Eng. Imaging Vis.
Masahiro Oda, Hayato Itoh, Kiyohito Tanaka, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2022 J jnl
Realistic Endoscopic Image Generation Method Using Virtual-to-real Image-domain Translation.
CoRR
Masahiro Oda, Kiyohito Tanaka, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2021 — conf
Bronchial orifice segmentation on bronchoscopic video frames based on generative adversarial depth estimation.
Image-Guided Procedures
Cheng Wang, Yuichiro Hayashi, Masahiro Oda, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2021 J jnl
Depth-based branching level estimation for bronchoscopic navigation.
Int. J. Comput. Assist. Radiol. Surg.
Cheng Wang, Yuichiro Hayashi, Masahiro Oda, Takayuki Kitasaka, Hirotsugu Takabatake, Masaki Mori, Hirotoshi Honma, Hiroshi Natori, Kensaku Mori
2021 — conf
Single-shot three-dimensional reconstruction for colonoscopic image analysis.
Image-Guided Procedures
Hayato Itoh, Masahiro Oda, Yuichi Mori, Masashi Misawa, Shin-Ei Kudo, Kinichi Hotta, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2021 J jnl
Unsupervised colonoscopic depth estimation by domain translations with a Lambertian-reflection keeping auxiliary task.
Int. J. Comput. Assist. Radiol. Surg.
Hayato Itoh, Masahiro Oda, Yuichi Mori, Masashi Misawa, Shin-Ei Kudo, Kenichiro Imai, Sayo Ito, Kinichi Hotta, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2021 B conf
Unsupervised segmentation of COVID-19 infected lung clinical CT volumes using image inpainting and representation learning.
Image Processing
Tong Zheng, Masahiro Oda, Chenglong Wang, Takayasu Moriya, Yuichiro Hayashi, Yoshito Otake, Masahiro Hashimoto, Toshiaki Akashi, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2020 J jnl
A visual SLAM-based bronchoscope tracking scheme for bronchoscopic navigation.
Int. J. Comput. Assist. Radiol. Surg.
Cheng Wang, Masahiro Oda, Yuichiro Hayashi, Benjamin Villard, Takayuki Kitasaka, Hirotsugu Takabatake, Masaki Mori, Hirotoshi Honma, Hiroshi Natori, Kensaku Mori
2020 — conf
Improved visual SLAM for bronchoscope tracking and registration with pre-operative CT images.
Image-Guided Procedures
Cheng Wang, Masahiro Oda, Yuichiro Hayashi, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2020 J jnl
Micro CT Image-Assisted Cross Modality Super-Resolution of Clinical CT Images Utilizing Synthesized Training Dataset.
CoRR
Tong Zheng, Hirohisa Oda, Masahiro Oda, Shota Nakamura, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2020 B conf
Multi-modality super-resolution loss for GAN-based super-resolution of clinical CT images using micro CT image database.
Image Processing
Tong Zheng, Hirohisa Oda, Takayasu Moriya, Takaaki Sugino, Shota Nakamura, Masahiro Oda, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2020 J jnl
Super-resolution of clinical CT volumes with modified CycleGAN using micro CT volumes.
CoRR
Tong Zheng, Hirohisa Oda, Takayasu Moriya, Takaaki Sugino, Shota Nakamura, Masahiro Oda, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2019 J jnl
Multi-modality super-resolution loss for GAN-based super-resolution of clinical CT images using micro CT image database.
CoRR
Tong Zheng, Hirohisa Oda, Takayasu Moriya, Shota Nakamura, Masahiro Oda, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2019 — conf
Visual SLAM for bronchoscope tracking and bronchus reconstruction in bronchoscopic navigation.
Image-Guided Procedures
Cheng Wang, Masahiro Oda, Yuichiro Hayashi, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2018 — conf
Dense volumetric detection and segmentation of mediastinal lymph nodes in chest CT images.
Computer-Aided Diagnosis
Hirohisa Oda, Holger R. Roth, Kanwal K. Bhatia, Masahiro Oda, Takayuki Kitasaka, Shingo Iwano, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Julia A. Schnabel, Kensaku Mori
2017 — conf
Hessian-assisted supervoxel: structure-oriented voxel clustering and application to mediastinal lymph node detection from CT volumes.
Computer-Aided Diagnosis
Hirohisa Oda, Kanwal K. Bhatia, Masahiro Oda, Takayuki Kitasaka, Shingo Iwano, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Julia A. Schnabel, Kensaku Mori
2016 — conf
Cascade Registration of Micro CT Volumes Taken in Multiple Resolutions.
MIAR
Kai Nagara, Hirohisa Oda, Shota Nakamura, Masahiro Oda, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Daniel Rueckert, Kensaku Mori
2016 — conf
Intensity targeted radial structure tensor analysis and its application for automated mediastinal lymph node detection from CT volumes.
Computer-Aided Diagnosis
Hirohisa Oda, Yukitaka Nimura, Masahiro Oda, Takayuki Kitasaka, Shingo Iwano, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2013 J jnl
Assessment of COPD severity by combining pulmonary function tests and chest CT images.
Int. J. Comput. Assist. Radiol. Surg.
Yukitaka Nimura, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2013 — conf
Robust Real-Time Image-Guided Endoscopy: A New Discriminative Structural Similarity Measure for Video to Volume Registration.
IPCAI
Xióngbiao Luó, Hirotsugu Takabatake, Hiroshi Natori, Kensaku Mori
2013 — conf
Supine and prone registration of the colon for CT colonography based on dynamic programming technique.
Computer-Aided Diagnosis
Masahiro Oda, Eiichiro Fukano, Takayuki Kitasaka, Tetsuji Takayama, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano, Kensaku Mori
2012 J jnl
Automatic segmentation of pulmonary blood vessels and nodules based on local intensity structure analysis and surface propagation in 3D chest CT images.
Int. J. Comput. Assist. Radiol. Surg.
Bin Chen, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2012 — conf
Automatic segmentation of solitary pulmonary nodules based on local intensity structure analysis and 3D neighborhood features in 3D chest CT images.
Computer-Aided Diagnosis
Bin Chen, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2012 — conf
Lung lobe segmentation based on statistical atlas and graph cuts.
Computer-Aided Diagnosis
Yukitaka Nimura, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2011 — conf
A novel bronchoscope tracking method for bronchoscopic navigation using a low cost optical mouse sensor.
Image-Guided Procedures
Xióngbiao Luó, Marco Feuerstein, Takayuki Kitasaka, Hiroshi Natori, Hirotsugu Takabatake, Yoshinori Hasegawa, Kensaku Mori
2011 — conf
A study on quantifying COPD severity by combining pulmonary function tests and CT image analysis.
Computer-Aided Diagnosis
Yukitaka Nimura, Takayuki Kitasaka, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2011 — conf
Automatic segmentation and identification of solitary pulmonary nodules on follow-up CT scans based on local intensity structure analysis and non-rigid image registration.
Computer-Aided Diagnosis
Bin Chen, Hideto Naito, Yoshihiko Nakamura, Takayuki Kitasaka, Daniel Rueckert, Hirotoshi Honma, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Kensaku Mori
2011 — conf
On scale invariant features and sequential Monte Carlo sampling for bronchoscope tracking.
Image-Guided Procedures
Xióngbiao Luó, Marco Feuerstein, Takayuki Kitasaka, Hiroshi Natori, Hirotsugu Takabatake, Yoshinori Hasegawa, Kensaku Mori
2010 — conf
Haustral fold registration in CT colonography and its application to registration of virtual stretched view of the colon.
Computer-Aided Diagnosis
Eiichiro Fukano, Masahiro Oda, Takayuki Kitasaka, Yasuhito Suenaga, Tetsuji Takayama, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano, Kensaku Mori
2010 — conf
Synchronized Display of Virtual Colonoscopic Views in Supine and Prone CT Images.
Virtual Colonoscopy and Abdominal Imaging
Masahiro Oda, Eiichiro Fukano, Takayuki Kitasaka, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano, Kensaku Mori
2009 — conf
Automated Anatomical Labeling of Bronchial Branches Extracted from CT Datasets Based on Machine Learning and Combination Optimization and Its Application to Bronchoscope Guidance.
MICCAI (1)
Kensaku Mori, Shunsuke Ota, Daisuke Deguchi, Takayuki Kitasaka, Yasuhito Suenaga, Shingo Iwano, Yosihnori Hasegawa, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2009 — conf
Haustral fold detection method for CT colonography based on difference filter along colon centerline.
Computer-Aided Diagnosis
Masahiro Oda, Takayuki Kitasaka, Kensaku Mori, Yasuhito Suenaga, Tetsuji Takayama, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano
2009 J jnl
Selective image similarity measure for bronchoscope tracking based on image registration.
Medical Image Anal.
Daisuke Deguchi, Kensaku Mori, Marco Feuerstein, Takayuki Kitasaka, Calvin R. Maurer Jr., Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2008 — conf
Augmented Display of Anatomical Names of Bronchial Branches for Bronchoscopy Assistance.
MIAR
Shunsuke Ota, Daisuke Deguchi, Takayuki Kitasaka, Kensaku Mori, Yasuhito Suenaga, Yoshinori Hasegawa, Kazuyoshi Imaizumi, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2008 — conf
Digital bowel cleansing free detection method of colonic polyp from fecal tagging CT images.
Computer-Aided Diagnosis
Masahiro Oda, Takayuki Kitasaka, Kensaku Mori, Yasuhito Suenaga, Tetsuji Takayama, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano
2008 B conf
Lung lobe and segmental lobe extraction from 3D chest CT datasets based on figure decomposition and Voronoi division.
Image Processing
Kensaku Mori, Yuichi Nakada, Takayuki Kitasaka, Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2007 — conf
A new method for detecting colonic polyps based on local intensity structure analysis from 3D abdominal CT images.
Computer-Aided Diagnosis
Masahiro Oda, Yuichi Nakada, Takayuki Kitasaka, Kensaku Mori, Yasuhito Suenaga, Tetsuji Takayama, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Shigeru Nawano
2007 — conf
Compensation of electromagnetic tracking system using an optical tracker and its application to bronchoscopy navigation system.
Image-Guided Procedures
Kensaku Mori, Kazuyoshi Ishitani, Daisuke Deguchi, Takayuki Kitasaka, Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2007 — conf
Easy and stable bronchoscope camera calibration technique for bronchoscope navigation system.
Image-Guided Procedures
Kazuyoshi Ishitani, Daisuke Deguchi, Takayuki Kitasaka, Kensaku Mori, Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2006 — conf
Bronchoscope Tracking Based on Image Registration Using Multiple Initial Starting Points Estimated by Motion Prediction.
MICCAI (2)
Kensaku Mori, Daisuke Deguchi, Takayuki Kitasaka, Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori, Calvin R. Maurer Jr.
2006 — conf
Recognition of lung lobes and its application to the bronchial structure analysis.
ICPR (3)
Takayuki Kitasaka, Yuichi Nakada, Kensaku Mori, Yasuhito Suenaga, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori
2005 — conf
Automated Nomenclature of Bronchial Branches Extracted from CT Images and Its Application to Biopsy Path Planning in Virtual Bronchoscopy.
MICCAI (2)
Kensaku Mori, Sinya Ema, Takayuki Kitasaka, Yoshito Mekada, Ichiro Ide, Hiroshi Murase, Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2005 — conf
Hybrid Bronchoscope Tracking Using a Magnetic Tracking Sensor and Image Registration.
MICCAI (2)
Kensaku Mori, Daisuke Deguchi, Kenta Akiyama, Takayuki Kitasaka, Calvin R. Maurer Jr., Yasuhito Suenaga, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori
2005 J jnl
Methods for detecting multiple small nodules from 3D chest X-ray CT images.
Syst. Comput. Jpn.
Yosuke Hayase, Yoshito Mekada, Kensaku Mori, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Masaki Mori, Hiroshi Natori
2004 — conf
An improved method for automated anatomical labeling of bronchial branches extracted from 3-D CT images.
CARS
Sinya Ema, Kensaku Mori, Takayuki Kitasaka, Yoshito Mekada, Hiroshi Murase, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Masaki Mori, Hirotsugu Takabatake, Hiroshi Natori
2004 — conf
Fast and Accurate Bronchoscope Tracking Using Image Registration and Motion Prediction.
MICCAI (2)
Jiro Nagao, Kensaku Mori, Tsutomu Enjouji, Daisuke Deguchi, Takayuki Kitasaka, Yasuhito Suenaga, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hirotsugu Takabatake, Hiroshi Natori
2004 — conf
Improved camera-tracking method by combining motion prediction and image registration for bronchoscope navigation system.
CARS
Kensaku Mori, Tsutomu Enjouji, Daisuke Deguchi, Takayuki Kitasaka, Yasuhito Suenaga, Jun-ichiro Toriwaki, Hiroshi Natori, Hirotsugu Takabatake
2003 — conf
A CAD System for Quantifying COPD Based on 3-D CT Images.
MICCAI (1)
Jiro Nagao, Takahisa Aiguchi, Kensaku Mori, Yasuhito Suenaga, Jun-ichiro Toriwaki, Masaki Mori, Hiroshi Natori
2003 — conf
Correspondence of lung nodules in sequential chest CT images for quantification of the curative effect.
CARS
Takashi Kusanagi, Yoshito Mekada, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Masaki Mori, Hiroshi Natori
2003 — conf
Detection of small nodules from 3D chest X-ray CT images based on shape features.
CARS
Yoshito Mekada, Takashi Kusanagi, Yosuke Hayase, Kensaku Mori, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Masaki Mori, Hiroshi Natori
2003 — conf
New Image Similarity Measure for Bronchoscope Tracking Based on Image Registration.
MICCAI (1)
Daisuke Deguchi, Kensaku Mori, Yasuhito Suenaga, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hirotsugu Takabatake, Hiroshi Natori
2003 — conf
New calculation method of image similarity for endoscope tracking based on image registration in endoscope navigation.
CARS
Daisuke Deguchi, Kensaku Mori, Yasuhito Suenaga, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hiroshi Natori, Hirotsugu Takabatake
2002 J jnl
Tracking of a bronchoscope using epipolar geometry analysis and intensity-based image registration of real and virtual endoscopic images.
Medical Image Anal.
Kensaku Mori, Daisuke Deguchi, Jun Sugiyama, Yasuhito Suenaga, Jun-ichiro Toriwaki, Calvin R. Maurer Jr., Hirotsugu Takabatake, Hiroshi Natori
2001 A conf
A Method for Tracking the Camera Motion of Real Endoscope by Epipolar Geometry Analysis and Virtual Endoscopy System.
MICCAI
Kensaku Mori, Daisuke Deguchi, Jun-ichi Hasegawa, Yasuhito Suenaga, Jun-ichiro Toriwaki, Hirotsugu Takabatake, Hiroshi Natori
1996 B conf
Computer-aided diagnosis system for lung tumors.
Image Processing
Hideo Suzuki, Noriko Inaoka, Hirotsugu Takabatake, Masaki Mori, Hiroshi Natori