Kunio Doi - RankMe

91 papers B 27Journal 31Unranked 29

Year	Rank	Type	Title / Venue / Authors
2017	—	`conf`	Frequency analysis of gaze points with CT colonography interpretation using eye gaze tracking system. Digital Pathology Shoko Tsutsumi, Wataru Tamashiro, Mitsuru Sato, Mika Okajima, Toshihiro Ogura, Kunio Doi
2013	—	`conf`	Psychophysical similarity measure based on multi-dimensional scaling for retrieval of similar images of breast masses on mammograms. Computer-Aided Diagnosis Kohei Nishimura, Chisako Muramatsu, Mikinao Oiwa, Misaki Shiraiwa, Tokiko Endo, Kunio Doi, Hiroshi Fujita
2013	J	`jnl`	Representation of Lesion Similarity by Use of Multidimensional Scaling for Breast Masses on Mammograms. J. Digit. Imaging Chisako Muramatsu, Kohei Nishimura, Tokiko Endo, Mikinao Oiwa, Misaki Shiraiwa, Kunio Doi, Hiroshi Fujita
2012	—	`conf`	Computerized scheme for lung nodule detection in multi-projection chest radiography. Computer-Aided Diagnosis Wei Guo, Qiang Li, Sarah J. Boyce, H. Page McAdams, Junji Shiraishi, Kunio Doi, Ehsan Samei
2012	—	`conf`	Correspondence among Subjective and Objective Similarities and Pathologic Types of Breast Masses on Digital Mammography. Digital Mammography / IWDM Chisako Muramatsu, Kohei Nishimura, Mikinao Oiwa, Misaki Shiraiwa, Tokiko Endo, Kunio Doi, Hiroshi Fujita
2011	J	`jnl`	Clinical Utility of Temporal Subtraction Images in Successive Whole-Body Bone Scans: Evaluation in a Prospective Clinical Study. J. Digit. Imaging Junji Shiraishi, Daniel Appelbaum, Yonglin Pu, Roger Engelmann, Qiang Li, Kunio Doi
2011	J	`jnl`	Evaluation of Objective Similarity Measures for Selecting Similar Images of Mammographic Lesions. J. Digit. Imaging Ryohei Nakayama, Hiroyuki Abe, Junji Shiraishi, Kunio Doi
2010	J	`jnl`	Development of a Voxel-Matching Technique for Substantial Reduction of Subtraction Artifacts in Temporal Subtraction Images Obtained from Thoracic MDCT. J. Digit. Imaging Yoshinori Itai, Hyoungseop Kim, Seiji Ishikawa, Shigehiko Katsuragawa, Kunio Doi
2010	J	`jnl`	Observer Study for Evaluating Potential Utility of a Super-High-Resolution LCD in the Detection of Clustered Microcalcifications on Digital Mammograms. J. Digit. Imaging Junji Shiraishi, Hiroyuki Abe, Katsuhiro Ichikawa, Robert A. Schmidt, Kunio Doi
2010	J	`jnl`	Presentation of Similar Images as a Reference for Distinction Between Benign and Malignant Masses on Mammograms: Analysis of Initial Observer Study. J. Digit. Imaging Chisako Muramatsu, Robert A. Schmidt, Junji Shiraishi, Qiang Li, Kunio Doi
2010	J	`jnl`	True Detection Versus "Accidental" Detection of Small Lung Cancer by a Computer-Aided Detection (CAD) Program on Chest Radiographs. J. Digit. Imaging Feng Li, Roger Engelmann, Kunio Doi, Heber MacMahon
2009	—	`conf`	A novel scheme for detection of diffuse lung disease in MDCT by use of statistical texture features. Computer-Aided Diagnosis Jiahui Wang, Feng Li, Kunio Doi, Qiang Li
2009	—	`conf`	Presentation of similar images for diagnosis of breast masses on mammograms: analysis of the effect on residents. Computer-Aided Diagnosis Chisako Muramatsu, Robert A. Schmidt, Junji Shiraishi, Qiang Li, Hiroshi Fujita, Kunio Doi
2008	—	`conf`	A new registration method with voxel-matching technique for temporal subtraction images. Computer-Aided Diagnosis Yoshinori Itai, Hyoungseop Kim, Seiji Ishikawa, Shigehiko Katsuragawa, Kunio Doi
2008	B	`conf`	An accurate segmentation method for volumetry of brain tumor in 3D MRI. Image Processing Jiahui Wang, Qiang Li, Toshinori Hirai, Shigehiko Katsuragawa, Feng Li, Kunio Doi
2008	—	`conf`	Computer-aided diagnosis for classification of focal liver lesions on contrast-enhanced ultrasonography: feature extraction and characterization of vascularity patterns. Computer-Aided Diagnosis Junji Shiraishi, Katsutoshi Sugimoto, Naohisa Kamiyama, Fuminori Moriyasu, Kunio Doi
2008	—	`conf`	Computerized scheme for detection of diffuse lung diseases on CR chest images. Computer-Aided Diagnosis Roberto Rodrigues Pereira, Junji Shiraishi, Feng Li, Qiang Li, Kunio Doi
2008	J	`jnl`	Integration of Temporal Subtraction and Nodule Detection System for Digital Chest Radiographs into Picture Archiving and Communication System (PACS): Four-year Experience. J. Digit. Imaging Shuji Sakai, Hidetake Yabuuchi, Yoshio Matsuo, Takashi Okafuji, Takeshi Kamitani, Hiroshi Honda, Keiji Yamamoto, Keiichi Fujiwara, Naoki Sugiyama, Kunio Doi
2008	—	`conf`	Performance levels for computerized detection of nodules in different size and pattern groups on thin-slice CT. Computer-Aided Diagnosis Qiang Li, Feng Li, Kunio Doi
2008	—	`conf`	Reduction of FPs for Lung Nodules in MDCT by Use of Temporal Subtraction with Voxel-Matching Technique. ICONIP (1) Yoshinori Itai, Hyoungseop Kim, Seiji Ishikawa, Shigehiko Katsuragawa, Kunio Doi
2007	—	`conf`	3D temporal subtraction on multislice CT images using nonlinear warping technique. Computer-Aided Diagnosis Takayuki Ishida, Shigehiko Katsuragawa, Ikuo Kawashita, Hyoungseop Kim, Yoshinori Itai, Kazuo Awai, Qiang Li, Kunio Doi
2007	—	`conf`	An Image Warping Method for Temporal Subtraction Images Employing Smoothing of Shift Vectors on MDCT Images. ICONIP (1) Yoshinori Itai, Hyoungseop Kim, Seiji Ishikawa, Shigehiko Katsuragawa, Takayuki Ishida, Ikuo Kawashita, Kazuo Awai, Kunio Doi
2007	J	`jnl`	Computer-aided diagnosis (CAD) and image-guided decision support. Comput. Medical Imaging Graph. Kunio Doi, H. K. Huang
2007	J	`jnl`	Computer-aided diagnosis in chest radiography. Comput. Medical Imaging Graph. Shigehiko Katsuragawa, Kunio Doi
2007	J	`jnl`	Computer-aided diagnosis in medical imaging: Historical review, current status and future potential. Comput. Medical Imaging Graph. Kunio Doi
2007	—	`conf`	Computerized method for detection of vertebral fractures on lateral chest radiographs based on morphometric data. Computer-Aided Diagnosis Satoshi Kasai, Feng Li, Junji Shiraishi, Qiang Li, Christopher Straus, Tamara Vokes, Heber MacMahon, Kunio Doi
2007	—	`conf`	Contralateral subtraction technique for detection of asymmetric abnormalities on whole-body bone scintigrams. Computer-Aided Diagnosis Junji Shiraishi, Qiang Li, Daniel Appelbaum, Yonglin Pu, Kunio Doi
2007	—	`conf`	Determination of subjective and objective similarity for pairs of masses on mammograms for selection of similar images. Computer-Aided Diagnosis Chisako Muramatsu, Qiang Li, Robert A. Schmidt, Junji Shiraishi, Kenji Suzuki, Gillian M. Newstead, Kunio Doi
2007	—	`conf`	Some practical issues for assessment of computer-aided diagnostic schemes. Computer-Aided Diagnosis Qiang Li, Kunio Doi
2007	J	`jnl`	Usefulness of Texture Analysis for Computerized Classification of Breast Lesions on Mammograms. J. Digit. Imaging Roberto Rodrigues Pereira, Paulo M. Azevedo-Marques, Marcelo O. Honda, Sérgio Koodi Kinoshita, Roger Engelmann, Chisako Muramatsu, Kunio Doi
2006	J	`jnl`	Computer-Aided Nodule Detection on Digital Chest Radiography: Validation Test on Consecutive T1 Cases of Resectable Lung Cancer. J. Digit. Imaging Shuji Sakai, Hiroyasu Soeda, Naoki Takahashi, Takashi Okafuji, Tadamasa Yoshitake, Hidetake Yabuuchi, Ichiro Yoshino, Keiji Yamamoto, Hiroshi Honda, Kunio Doi
2006	B	`conf`	Development of a computerized scheme for detection of very subtle lung nodules located in opaque areas on chest radiographs. Image Processing Junji Shiraishi, Qiang Li, Kunio Doi
2006	B	`conf`	Development of computerized method for detection of vertebral fractures on lateral chest radiographs. Image Processing Satoshi Kasai, Feng Li, Junji Shiraishi, Qiang Li, Yongkang Nie, Kunio Doi
2006	J	`jnl`	Evaluation of the Image Quality of Temporal Subtraction Images Produced Automatically in a PACS Environment. J. Digit. Imaging Shuji Sakai, Hiroyasu Soeda, Akio Furuya, Hidetake Yabuuchi, Takashi Okafuji, Keiji Yamamoto, Hiroshi Honda, Kunio Doi
2006	J	`jnl`	Image-processing technique for suppressing ribs in chest radiographs by means of massive training artificial neural network (MTANN). IEEE Trans. Medical Imaging Kenji Suzuki, Hiroyuki Abe, Heber MacMahon, Kunio Doi
2006	—	`conf`	Potential Usefulness of Multiple-Mammographic Views in Computer-Aided Diagnosis Scheme for Identifying Histological Classification of Clustered Microcalcification. Digital Mammography / IWDM Ryohei Nakayama, Ryoji Watanabe, Kiyoshi Namba, Koji Yamamoto, Kan Takeda, Shigehiko Katsuragawa, Kunio Doi
2005	B	`conf`	CAD scheme for detection of intracranial aneurysms in MRA based on 3D analysis of vessel skeletons and enhanced aneurysms. Image Processing Hidetaka Arimura, Qiang Li, Yukunori Korogi, Toshinori Hirai, Yasuyuki Yamashita, Shigehiko Katsuragawa, Ryuji Ikeda, Kunio Doi
2005	B	`conf`	Computer-aided diagnosis for detection of cardiomegaly in digital chest radiographs. Image Processing Takayuki Ishida, Shigehiko Katsuragawa, Koichi Chida, Heber MacMahon, Kunio Doi
2005	J	`jnl`	Computer-aided diagnostic scheme for distinction between benign and malignant nodules in thoracic low-dose CT by use of massive training artificial neural network. IEEE Trans. Medical Imaging Kenji Suzuki, Feng Li, Shusuke Sone, Kunio Doi
2005	B	`conf`	Computerized nodule detection in thin-slice CT using selective enhancement filter and automated rule-based classifier. Image Processing Qiang Li, Feng Li, Kunio Doi
2005	B	`conf`	Effect of massive training artificial neural networks for rib suppression on reduction of false positives in computerized detection of nodules on chest radiographs. Image Processing Kenji Suzuki, Junji Shiraishi, Feng Li, Hiroyuki Abe, Heber MacMahon, Kunio Doi
2005	J	`jnl`	Eigen Image Recognition of Pulmonary Nodules from Thoracic CT Images by Use of Subspace Method. IEICE Trans. Inf. Syst. Gentaro Fukano, Yoshihiko Nakamura, Hotaka Takizawa, Shinji Mizuno, Shinji Yamamoto, Kunio Doi, Shigehiko Katsuragawa, Toru Matsumoto, Yukio Tateno, Takeshi Iinuma
2004	—	`ed.`	CARS 2004. Computer Assisted Radiology and Surgery. Proceedings of the 18th International Congress and Exhibition, Chicago, USA, June 23-26, 2004 CARS Heinz U. Lemke, Kiyonari Inamura, Kunio Doi, Michael W. Vannier, Allan G. Farman, Johan H. C. Reiber
2004	—	`conf`	Characteristics of a massive training artificial neural network in the distinction between lung nodules and vessels in CT images. CARS Kenji Suzuki, Kunio Doi
2004	—	`conf`	Computer-aided diagnosis for distinction between benign and malignant pulmonary nodules on chest radiographs using temporal subtraction images. CARS Nobuhiro Oda, Shoji Kido, Shoko Yamada, Takatoshi Aoki, Hideyuki Watanabe, Yukunori Korogi, Shigehiko Katsuragawa, Kunio Doi
2004	—	`conf`	Development of CAD scheme for automated detection of intracranial aneurysms in magnetic resonance angiography. CARS Hidetaka Arimura, Qiang Li, Yukunori Korogi, Toshinori Hirai, Hiroyuki Abe, Yasuyuki Yamashita, Shigehiko Katsuragawa, Ryuji Ikeda, Kunio Doi
2004	B	`conf`	New selective nodule enhancement filter and its application for significant improvement of nodule detection on computed tomography. Image Processing Qiang Li, Kunio Doi
2004	—	`conf`	Selective enhancement filters for lung nodules, intracranial aneurysms, and breast microcalcifications. CARS Qiang Li, Hidetaka Arimura, Kunio Doi
2004	B	`conf`	Suppression of the contrast of ribs in chest radiographs by means of massive training artificial neural network. Image Processing Kenji Suzuki, Hiroyuki Abe, Feng Li, Kunio Doi
2004	—	`conf`	Usefulness of computerized scheme for differentiating benign from malignant lung nodules on high-resolution CT. CARS Feng Li, Qiang Li, Masahito Aoyama, Junji Shiraishi, Hiroyuki Abe, Kenji Suzuki, Roger Engelmann, Shusuke Sone, Heber MacMahon, Kunio Doi
2003	—	`ed.`	CARS 2003. Computer Assisted Radiology and Surgery. Proceedings of the 17th International Congress and Exhibition, London, UK, June 25-28, 2003 CARS Heinz U. Lemke, Michael W. Vannier, Kiyonari Inamura, Allan G. Farman, Kunio Doi, Johan H. C. Reiber
2003	B	`conf`	Effect of a small number of training cases on the performance of massive training artificial neural network (MTANN) for reduction of false positives in computerized detection of lung nodules in low-dose CT. Image Processing Kenji Suzuki, Samuel G. Armato, Feng Li, Shusuke Sone, Kunio Doi
2003	B	`conf`	Effect of the number of cases in image database on the performance of computer-aided diagnosis (CAD) for the detection of pulmonary nodules in chest radiographs. Image Processing Junji Shiraishi, Hiroyuki Abe, Roger M. Engelmann, Kyongtae Ty Bae, Kunio Doi
2002	J	`jnl`	Automatic Detection of Abnormalities in Chest Radiographs Using Local Texture Analysis. IEEE Trans. Medical Imaging Bram van Ginneken, Shigehiko Katsuragawa, Bart M. ter Haar Romeny, Kunio Doi, Max A. Viergever
2002	J	`jnl`	Computerized Detection of Pulmonary Embolism in Spiral CT Angiography Based on Volumetric Image Analysis. IEEE Trans. Medical Imaging Yoshitaka Masutani, Heber MacMahon, Kunio Doi
2002	B	`conf`	Computerized analysis of interstitial lung diseases on chest radiographs based on lung texture, geometric-pattern features, and artificial neural networks. Image Processing Takayuki Ishida, Shigehiko Katsuragawa, Katsumi Nakamura, Kazuto Ashizawa, Heber MacMahon, Kunio Doi
2002	B	`conf`	Performance evaluation of an advanced method for automated identification of view positions of chest radiographs by use of a large database. Image Processing Hidetaka Arimura, Shigehiko Katsuragawa, Takayuki Ishida, Nobuhiro Oda, Hajime Nakata, Kunio Doi
2001	—	`conf`	A deformable model for image segmentation in noisy medical images. ICIP (3) Francisco L. Valverde, Nicolás Guil, José Muñoz, Takashi Aoyama, Q. Li, Kunio Doi
2001	—	`conf`	An evaluation criterion for edge detection techniques in noisy images. ICIP (1) Francisco L. Valverde, Nicolás Guil, José Muñoz, Robert M. Nishikawa, Kunio Doi
2001	—	`ed.`	CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, Berlin, Germany, June 27-30, 2001 CARS Heinz U. Lemke, Michael W. Vannier, Kiyonari Inamura, Allan G. Farman, Kunio Doi
2001	B	`conf`	Computerized lung nodule detection: comparison of performance for low-dose and standard-dose helical CT scans. Image Processing Samuel G. Armato, Maryellen Lissak Giger, Kunio Doi, Ulrich Bick, Heber MacMahon
2001	B	`conf`	Development of a multiple-template matching technique for removal of false positives in a computer-aided diagnostic scheme. Image Processing Qiang Li, Shigehiko Katsuragawa, Roger M. Engelmann, Samuel G. Armato, Heber MacMahon, Kunio Doi
2000	—	`ed.`	CARS 2000. Computer Assisted Radiology and Surgery. Proceedings of the 14th International Congress and Exhibition, San Francisco, USA, June 28 - July 1, 2000 CARS Heinz U. Lemke, Michael W. Vannier, Kiyonari Inamura, Allan G. Farman, Kunio Doi
2000	B	`conf`	Computer-assisted detection of pulmonary embolism. Image Processing Yoshitaka Masutani, Heber MacMahon, Kunio Doi
2000	B	`conf`	Computerized detection of pulmonary nodules in chest radiographs: reduction of false positives based on symmetry between left and right lungs. Image Processing Hiroyuki Yoshida, Kunio Doi
2000	B	`conf`	Temporal subtraction technique for detection of interval changes on digital chest radiographs by using an elastic matching technique. Image Processing Qiang Li, Shigehiko Katsuragawa, Kunio Doi
1999	J	`jnl`	Application of temporal subtraction for detection of interval changes on chest radiographs: Improvement of subtraction images using automated initial image matching. J. Digit. Imaging Takayuki Ishida, Kazuto Ashizawa, Roger Engelmann, Shigehiko Katsuragawa, Heber MacMahon, Kunio Doi
1999	J	`jnl`	Comparison of the quality of temporal subtraction images obtained with manual and automated methods of digital chest radiography. J. Digit. Imaging Shigehiko Katsuragawa, Hiroyuki Tagashira, Qiang Li, Heber MacMahon, Kunio Doi
1999	B	`conf`	Three-dimensional approach to lung nodule detection in helical CT. Image Processing Samuel G. Armato, Maryellen Lissak Giger, James T. Blackburn, Kunio Doi, Heber MacMahon
1998	B	`conf`	Alaysis of image features of histograms of edge gradient for false positive reduction in lung nodule detection in chest radiographs. Image Processing Xin-Wei Xu, Shigehiko Katsuragawa, Kazuto Ashizawa, Heber MacMahon, Kunio Doi
1998	J	`jnl`	Application of artificial neural networks for quantitative analysis of image data in chest radiographs for detection of interstitial lung disease. J. Digit. Imaging Takayuki Ishida, Shigehiko Katsuragawa, Kazuto Ashizawa, Heber MacMahon, Kunio Doi
1998	B	`conf`	Automated centerline tracking of the human colon. Image Processing Yaseen Samara, Martin Fiebich, Abraham H. Dachman, Kunio Doi, Kenneth R. Hoffmann
1998	B	`conf`	Automated detection of pulmonary nodules in helical computed tomography images of the thorax. Image Processing Samuel G. Armato, Maryellen Lissak Giger, Catherine J. Moran, Heber MacMahon, Kunio Doi
1998	—	`conf`	Benefits of Computer-Aided Diagnosis (CAD) in Mammographic Diagnosis of Malignant and Benign Clustered Microcalcifications. Digital Mammography / IWDM Yulei Jiang, Robert M. Nishikawa, Robert A. Schmidt, Charles E. Metz, Maryellen L. Giger, Kunio Doi
1998	—	`conf`	Computer-Aided Diagnosis of Digital Mammography and Ultrasound Images of Breast Mass Lesions. Digital Mammography / IWDM Maryellen L. Giger, Zhimin Huo, Dulcy E. Wolverton, Carl J. Vyborny, Catherine Moran, Robert A. Schmidt, Hania A. Al-Hallaq, Robert M. Nishikawa, Kunio Doi
1998	B	`conf`	Computer-Aided Diagnosis of Pulmonary Nodules in Chest Radiographs: A Wavelet-Based Snake Approach. CBMS Hiroyuki Yoshida, Bilgin Keserci, Kunio Doi
1998	B	`conf`	Determination and evaluation of 3D biplane imaging geometries without a calibration object. Image Processing Anindya Sen, Jacqueline Esthappan, Li Lan, Kok-Gee Chua, Kunio Doi, Kenneth R. Hoffmann
1998	—	`conf`	Prospective Testing of a Clinical Mammography Workstation for CAD: Analysis of the First 10, 000 Cases. Digital Mammography / IWDM Robert M. Nishikawa, Maryellen L. Giger, Dulcy E. Wolverton, Robert A. Schmidt, Christopher E. Comstock, John Papaioannou, Stephen A. Collins, Kunio Doi
1997	J	`jnl`	Classification of normal and abnormal lungs with interstitial diseases by rule-based method and artificial neural networks. J. Digit. Imaging Shigehiko Katsuragawa, Kunio Doi, Heber MacMahon, Laurence Monnier-Cholley, Takayuki Ishida, Takeshi Kobayashi
1996	J	`jnl`	Quantitative analysis of geometric-pattern features of interstitial infiltrates in digital chest radiographs: Preliminary results. J. Digit. Imaging Shigehiko Katsuragawa, Kunio Doi, Heber MacMahon, Laurence Monnier-Cholley, Junji Morishita, Takayuki Ishida
1995	J	`jnl`	Detection of lung nodules in digital chest radiographs using artificial neural networks: A pilot study. J. Digit. Imaging Yuzheng C. Wu, Kunio Doi, Maryellen L. Giger
1995	J	`jnl`	Erratum to: Detection of lung nodules in digital chest radiographs using artificial neural networks: A pilot study. J. Digit. Imaging Yuzheng C. Wu, Kunio Doi, Maryellen L. Giger
1995	—	`conf`	Optimizing wavelet transform based on supervised learning for detection of microcalcifications in digital mammograms. ICIP (3) Hiroyuki Yoshida, Wei Zhang, Weidong Cai, Kunio Doi, Robert M. Nishikawa, Maryellen L. Giger
1994	J	`jnl`	Computerized detection of masses in digital mammograms: Investigation of feature-analysis techniques. J. Digit. Imaging Fang-Fang Yin, Maryellen L. Giger, Kunio Doi, Carl J. Vyborny, Robert A. Schmidt
1994	J	`jnl`	Development of a digital duplication system for portable chest radiographs. J. Digit. Imaging Kenneth R. Hoffmann, Kunio Doi, Heber MacMahon, Maryellen L. Giger, Robert M. Nishikawa, Xin-Wei Xu, Lian Yao, Akiko Kano, Michael Carlin
1994	J	`jnl`	Reduction of false positives in computerized detection of lung nodules in chest radiographs using artificial neural networks, discriminant analysis, and a rule-based scheme. J. Digit. Imaging Yuzheng C. Wu, Kunio Doi, Maryellen L. Giger, Charles E. Metz, Wei Zhang
1993	J	`jnl`	Simulation studies of data classification by artificial neural networks: Potential applications in medical imaging and decision making. J. Digit. Imaging Yuzheng C. Wu, Kunio Doi, Charles E. Metz, Naoki Asada, Maryellen L. Giger
1992	J	`jnl`	A simple method for determining the modulation transfer function in digital radiography. IEEE Trans. Medical Imaging Hiroshi Fujita, Du-Yih Tsai, Takumi Itoh, Kunio Doi, Junji Morishita, Katsuhiko Ueda, Akiyoshi Ohtsuka
1990	B	`conf`	Investigation of methods for the computerized detection and analysis of mammographic masses. Image Processing Maryellen Lissak Giger, Fang-Fang Yin, Kunio Doi, Charles E. Metz, Robert A. Schmidt, Carl J. Vyborny
1990	B	`conf`	Neural network approach for differential diagnosis of interstitial lung diseases. Image Processing Naoki Asada, Kunio Doi, Heber MacMahon, Steven M. Montner, Maryellen Lissak Giger, Chihiro Abe, Chris Yuzheng Wu
1990	B	`conf`	New angiographic technique for measurement of instantaneous blood flow rates using distance-density curves. Image Processing Kenneth R. Hoffmann, Kunio Doi