Yen-Wei Chen (陳 延偉)

Professor & Ph.D supervisor

College of Information Science and Engineering, Ritsumeikan University

1-1-1 Noji-Higashi, Kusatsu, Shiga, Japan

E-mail: /

Tel.: +81-77-561-5926 (Japan) /





Yen-Wei Chen was born in Hangzhou, China in 1962. He received his B.E. degree in 1985 from Kobe Univ., Kobe, Japan. He received his M.E. degree in 1987, and his D.E. degree in 1990, both from Osaka Univ., Osaka, Japan. He was a research fellow at the Institute of Laser Technology, Osaka, from 1991 to 1994. From Oct. 1994 to Mar. 2004, he was an associate Professor and a professor in the department of Electrical and Electronic Engineering, Univ. of the Ryukyus, Okinawa, Japan. He is currently a professor at the college of Information Science and Engineering, and the director at the Research Center of Advanced ICT for Medical and Healthcare, Ritsumeikan Univ., Kyoto, Japan. He is also a chair professor at the college of Computer Science and Technology, Zhejiang Univ., Hangzhou, China. He was a visiting scholar at Oxford University, Oxford, UK in 2003 and at Pennsylvania State University, Pennsylvania, USA in 2010.His research interests include medical image analysis, pattern recognition. He has published more than 300 research papers. He has received many distinguished awards including Best Scientific Paper Award of ICPR2013, Outstanding Chinese Oversea Scholar Fund of Chinese Academy of Science. He is the Principal Investigator of several projects in bio-medical engineering and image analysis, funded by Japanese Government.

Books (All books)    


Yen-Wei Chen and Lahmi C. Jain (Eds): SubspaceMethod for Pattern Recognition in Intelligent Environment, Springer, 2014 (ISBN: 978-3-642-54850-5 (Print) 978-3-642-54851-2 (Online))




Yen-Wei Chen: Image Enhancement, Image Restoration and Super Resolution, Triceps, 2011 (in Japanese)




Yen-Wei Chen: Independent Component Analysis (ICA) and Its Application to Pattern Recognition (with Matlab programs), Triceps, 2007 (in Japanese)




Chien-wen Shen, Sy-Yen Kuo, Kae Dal Kwack, Yen-Wei Chen, Ping-Yu Hsu and Franz Ko (Eds): Proceedings of 2012 International Conference on New Trends in Information Science, Service Science and Data Mining, IEEE Press, 2012 


Gang Kou, Yi Peng, Franz I.S. Ko, Yen-Wei Chen and Tomoko Tateyama (Eds): Software Engineering and Data Mining, IEEE Computer Society, 2010



Peng-Shyang Pan, Yen-Wei Chen and Lahmi C. Jain (Eds): Proc. of 2009 Fifth International Conference on Intelligent Information Hiding and Multimedia Signal Processing, IEEE Computational Intelligence Society, 2009


Selected Publications (All publications)  

Journals (peer reviewed)

1. Xian-Hua Han, Jian Wang, Gang Xu, Yen-Wei Chen:“High-order Statistics of Micro-Texton for HEp-2 Staining Pattern Classification,” IEEE Transaction on Biomedical Engineering, Vol.61, No.8, pp.2223-2234 (Aug.2014) (SCI, Impact factor: 2.348)
2. Amir H. Foruzan, Yen-Wei Chen, Masatoshi Hori, Yoshinobu Sato and Noriyuki Tomiyama, “Capturing Large Shape Variations of Liver Using Population-Based Statistical Shape Models,” International Journal of Computer Assisted Radiology and Surgery, (2014.4) DOI 10.1007/s11548-014-1000-5 (SCI, Impact factor: 1.36)
3. GuifangDuan, Hongcui Wang, Zhenyu Liu, Jianrong Tan, Yen-Wei Chen, “Automatic optical phase identification of micro-drill bits based on improved ASM and bag of shape segment in PCB production,” Machine Vision and Applications, Vol.25, pp.1411-1422 (2014.6) (SCI, Impact factor: 1.444)
4. Yen-Wei Chen, So Sasatani, Xianhua Han, “Alignment-Free and High-Frequency Compensation in Face Hallucination,” The Scientific World Journal, Vol. 2014, Article ID 903160, 9 pages (2014.2) (SCI, Impact factor:1.73)
5. Yen-Wei Chen, JieLuo, Chunhua Dong, Xianhua Han, Tomoko Tateyama, Akira Furukawa, Shuzo Kanasaki, “Computer-Aided Diagnosis and Quantification of Cirrhotic Livers Based on Morphological Analysis and Machine Learning,” Computational and Mathematical Methods in Medicine, Volume 2013, Article ID 264809, 8 pages(2013)  (SCI, Impact factor: 1.018)
6. Kaibori M, Chen YW, Matsui K, Ishizaki M, Tsuda T, Nakatake R, Sakaguchi T, Matsushima H, Miyawaki K, Shindo T, Tateyama T, Kwon AH, “Novel Liver Visualization and Surgical Simulation System,” J Gastrointest Surg. Vol.17, pp.1422-1428 (2013 Jun 25).  (SCI, Impact Factor: 2.361)
7. A. H. Foruzan, Y.-W. Chen at. al., “Segmentation of Liver in Low-contrast Images Using K-Means Clustering and Geodesic Active Contour Algorithms,” IEICE Trans., Vol.E96-D, pp.798-807 (2013). (SCI, Impact factor: 0.3)
8. Junping Deng, XuQiao and Yen-Wei Chen: “Statistical Texture Modeling for Medical Volume Using Linear Tensor Coding,” Computational and Mathematical Methods in Medicine, Volume 2013, Article ID 630902, 10 pages (2013)  (SCI, Impact factor: 1.018)
9. Danni Ai, GuifangDuan, Xianhua Han, Yen-Wei Chen: “Generalized N-Dimensional Independent Component Analysisand Its Application to MultipleFeature Selection and Fusion for Image Classification,” Neurocomputing, Vol.103, pp.186-197 (2013)  (SCI, Impact Factor: 1.6)
10. GuifangDuan, Hongcui Wang, Zhenyu Liu, and Yen-Wei Chen: “A Machine Learning-Based Framework for Automatic Visual Inspection of Microdrill Bits in PCB Production,” IEEE Trans. on Systems, Man, and Cybernetics—PART C: Applications and Reviews, Vol. 42, NO. 6, pp. 1679-1689 (2012)  (SCI, Impact Factor: 2.01)
11. Xian-Hua Han and Yen-Wei Chen: “Multilinear Supervised Neighborhood Embedding of Local Descriptor Tensor for Scene/object Recognition,”IEEE Trans. on Image Processing, Vol.21, No.3, pp.1314-1326 (2012). (SCI, Impact Factor: 2.01)
12. Songyuan Tang, Yongtian Wang, Yen-Wei Chen: “Application of ICA to X-ray coronary digital subtraction angiography,”Neurocomputing, Vol.79, pp.168-172 (2012)   (SCI, Impact Factor: 1.6)
13. Shifeng Li and Huchuan Lu and Xiang Ruan and Yen-Wei Chen: "Human body segmentation based on deformable models and two-scale superpixel," Pattern Anal. Appl., Vol.15, pp.399-413 (2012)  (SCI, Impact Factor: 0.814)
14. Amir H. Foruzan, Yen-Wie Chen, Reza A. Zoroofi, Masaki Kaibori: “Analysis of CT Images of Liver for Surgical Planning,” American Journal of Biomedical Engineering Vol.2, No.2, pp.23-28 (2012) DOI: 10.5923/j.ajbe.20120202.05
15. Chen-Lun Lin, AyaMimori, and Yen-Wei Chen: “Hybrid Particle Swarm Optimization and Its Application to Multimodal 3D Medical Image Registration,”Computational Intelligence and Neuroscience, Vol. 2012, Article ID 561406, 7 pages, 2012. doi:10.1155/2012/561406. (SCI)
16. Xian-Hua Han and Yen-Wei Chen: “"Biomedical Imaging Modality Classification Using Combined Visual Features and Textual Terms,”International Journal of Biomedical Imaging, Vol.2011, ID241396 (2011) doi: 10.1155/2011/241396
17.  XuQiao and Yen-Wei Chen: “A Statistical Texture Model of the Liver Based on Generalized N-dimensional Principal Component Analysis (GND-PCA) and 3D Shape Normalization,"International Journal of Biomedical Imaging, Vol.2011, ID601672 (2011) doi:10.1155
18. Danni Ai, Xianhua Han, Xiang Ruan and Yen-Wei Chen,“Global Selection vs Local Ordering of Color SIFT  Independent Components for Object/Scene Classification,”IEICE Transactions. Vol.E94-D,No.9,  pp.1800-1808 (2011) . (SCI, Impact factor: 0.3)
19. Huchuan Lu, Dong Wang, Yen-wei Chen, Hao Chen, A Novel Texture-based Multi-linear Analysis Algorithm for Face Recognition, International Journal of Image and Graphics,Vol.11, No.4, pp. 495-508 (2011)
20. Xian-Hua Han, Yen-Wei Chen, “A robust method based on ICA and mixture sparsity for edge detection in medical images for edge detection in medical images”, Signal Image and Video Processing, Vol.5, No.1, pp.39-47 (2011) (SCI, Impact factor: 1.019) DOI:10.1007/s11760-009-0140-5
21. Xian-Hua Han, XuQiao and Yen-Wei Chen, “Multilinear Supervised Neighborhood Embedding with Local Descriptor Tensor for Face Recognition,”IEICE Transactions. Vol.E94-D,No.1,pp. 158-161 (2011-1) (SCI, Impact factor: 0.3)
22. Huchuan Lu, Dong Wang,Ruijuan Zhang andYen-Wei Chen, “Video object pursuit by tri-tracker with online learning from positive and negative candidates,”IET Image Processing, Vol.5, pp.101-111 (2011).  (SCI, Imapct factor: 0.676)
23. X. Qiao, X.H. Han, T. Igarashi, K. Nakao, and Y.-W. Chen, “Tensor-Based Subspace Learning and Its Applications in Multi-Pose Face Synthesis,”Neurocomputing, Vol.73, pp.2727-2736 (2010).(SCI, Impact Factor: 1.6)
24. Danni Ai, Xianhua Han, Xiang Ruan and Yen-Wei Chen,“Color Independent Components based SIFT Descriptors  for Object/Scene Classification,”IEICE Transactions. Vol.E93-D,No.9,pp. 2577-2586 (2010) .(SCI, Impact Factor: 0.3)
25. GuifangDuan, Yen-Wei Chen, Takeshi Sukegawa, “Automatic optical flankwear measurement of microdrills using level set for cutting planesegmentation,” Machine Vision and Applications,Vol.21, pp.667-676(2010).(SCI, Impact factor: 1.444)
26. Huchuan LuYingjie HuangYen-wei Chen, “Automatic facial expression recognition based on pixel-pattern-based texture feature,” International Journal of Image Systems and Technology, Vol. 20, pp.253–260 (2010).(SCI, Impact factor: 0.768)
27. Hu-Chuan Lu, Guo-Liang Fang, Chao Wang and Yen-Wei Chen, “A novel method for gaze tracking by local pattern model and support vector regressor,”Signal Processing, Vol.90, pp.1290-1299 (2010).(SCI, Impact Factor:2.115)
28. Xing Wu, Qi Xi, Yen-wei Chen and Shen-sheng Zhang, “Orientation adaptive fast marching method for the contour tracking of small intestine”, Electronics Letters, 2009, 45(23): pp.1154-1155. (SCI, Impact Factor:1.14)
29. RuiXu and Yen-Wei Chen, “Generalized N-dimensional Principal Component Analysis (GND-PCA) and Its Application on Construction of Statistical Appearance Models for Medical Volumes with Fewer Samples,”Neurocomputing, Vol.72, pp.2276-2287(2009-5). (SCI, Impact Factor: 1.6)
30. XuQiao, RuiXu, Yen-Wei Chen, Takanori Igarashi, Keisuke Nakao and Akio Kashimoto, “Generalized N-dimensional Principal Component Analysis (GND-PCA) Based Statistical Appearance Modeling of Facial Images with Multiple Modes,”IPSJ Trans. On Computer Vision and Applications, Vol.1, pp.231-241 (2009-9)
31. Rui-Juan Zhang, Hu-Chuan Lu, Chun-HuaJia and Yen-Wei Chen, “Tri-tracking method for robust object tracking,”Electronics Letters Vol.44, pp.1401-1402(2008).(SCI, Impact Factor:1.14)
32. T. Okada, R. Shimada, M. Hori, M. Nakamoto, Y.-W. Chen YW,H. Nakamaura, Y. Sato, “Automated segmentation of the liver from 3D CT images using probabilistic atlas and multi-level statistical shape model,” Academic Radiology, V63.15, pp.1390-1403 (2008). (SCI, Impact Factor:2.07)
33. Toshiyuki Okada, Yuta Iwasaki, Tsuyoshi Koyama, Nobuhiko Sugano, Yen-Wei Chen, Kazuo Yonenobu, Yoshinobu Sato, “Computer-assisted preoperative planning for reduction of proximal femoral fracture using 3D-CT data,” IEEE Transactions on Biomedical Engineering, Vol.56, No.3, pp.749-759 (2009-3).(SCI, Impact factor: 2.348)
34. Huchuan Lu, Yingjie Huang,Yenwei Chen and Deli Yang, “Automatic gender recognition based on pixel-pattern-based texture feature,” Journal of Real-Time Image Processing, Vol.3, pp.109-116 (2008).(SCI, Impact factor: 1.111)
35. RuiXu, Yen-Wei Chen, Song-Yuan Tang, ShigehiroMorikawa and Yoshimasa Kurumi, “Parzen-window based normalized mutual information for medical image registration,” IEICE Trans Information & Systems,Vol. E91-D, No.1, pp.132-144 (2008).(SCI, Impact factor: 0.3)
36. JianpinQiao, Ju Liu and Yen-Wei Chen, “Joint Blind Super-Resolution and Shadow Removing,”IEICE Trans Information & Systems,Vol. E90-D, No. 12, pp. 2060-2069 (2007).(SCI, Impact factor: 0.3)
37. H.-C. Lu, Y.-J. Huang, Y.-W. Chen and D.-I. Yang, “Real-time facial expression recognition based on pixel-pattern-based texture feature,” Electronics Letters, Vol.43, pp.916-918 (2007).(SCI, Impact factor: 1.11)
38. RuiXu, Yen-Wei Chen, Song-Yuan Tang, ShigehiroMorikawa, HasnineAkterHaque and Yoshimasa Kurumi, “3D Non-rigid Image Registration Algorithm for MR-Guided Microwave Thermocoagulation of Liver Tumors,”Medical Imaging Technology, Vol. 25, No.4, pp.261-276 (2007)
39. R.Xu and Y.-W.Chen, “A Wavelet-based Multiresolution Medical Image Registration Strategy Combining Mutual Information with Spatial Information,”International Journal of Innovative Computing, Information and Control, Vol.3, pp.285-296(2007)
40. T.D.Hien, Z.Nakao and Y.W.Chen:”Robust multi-logo watermarking by RDWT and ICA,” Signal Processing, Vol.86, 2981-2993 (2006)(SCI, Impact Factor:2.115)
41. J.Cheng, Q.Liu, H.Lu and Y.-W.Chen: “Ensemble Learning for Independent Component Analysis,” Pattern Recognition,Vol.39, pp.81-88 (2006). (SCI, Impact Factor:3.153)
42. Xian-Hua Han, ZenshoNakao and Yen-Wei Chen,“An ICA-Domain Shrinkage based Poisson-Noise Reduction Algorithm and Its Application to Penumbral Imaging”, IEICE Trans. Inf. & Syst., Vol.E88-D, No.4, pp.750-757, (2005).(SCI, Impact Factor:0.3)
43. J. Cheng, Q. Liu, H. Lu and Y.-W. Chen, “Supervised Kernel Locality Preserving Projections for Face Recognition,” Neurocomputing, Vol.67, pp.443-449 (2005).(SCI, Impact Factor:1.6)
44. Y.-W.Chen, X.Han and S.Nozaki: “ICA-domain filtering for penumbral imaging,”Rev. Sci. Instrum., Vol. 75, pp.3977-3979, (2004).(SCI, Impact Factor:1.584)
45. Y.-W.Chen, H.Yamamoto and S.Nozaki: “Coded Penumbral Imaging for Improvements of SN Ratio,”Rev. Sci. Instrum., Vol. 75,pp. 4017-4019, (2004).(SCI, Impact Factor:1.584)
46. S.Nozaki and Y.-W.Chen: “Heuristic Reconstructions of Neutron Penumbral Image,”Rev. Sci. Instrum.Vol. 75, pp. 3980-3982, (2004).(SCI, Impact Factor:1.584)
47. X.Han, Y.-W.Chen and Z.Nakao: “Robust edge detection by independent component analysis in noisy images,“IEICE Trans. Information & Systems, Vol.E87-D, No.9, pp.2204-2211 (2004).(SCI, Impact Factor:0.3)
48. X.-Y.Zeng, Y.-W.Chen, Z.Nakao and H.Lu: “Texture representations based on Pattern Maps,”Signal Processing, Vol.84, No.3, pp.589-599 (2004-3).(SCI, Impact Factor:2.115)
49. X.-Y.Zeng, Y.-W.Chen and Z.Nakao: “Classification of remotely sensed images using independent component analysis and spatial consistency,”Journal of Advanced Computational Intelligence and Intelligent Informatics, Vol.8, pp.216-222 (2004).
50. X.-Y.Zeng, Y.-W.Chen, Z.Nakao, J.Cheng and H.Lu: “Independent Component Analysis for Color Indexing,” IEICE Trans. Information & Systems, Vol.E87-D, pp.997-1003 (2004)(SCI, Impact Factor:0.3)
51. Jian CHENG, Yen-Wei CHEN, Hanqing LU, and Xiangyan ZENG: ”A Spatial Weighted Color Histogram for Image Retrieval,”IEICE Trans. Information & Systems, Vol.E-87D, No.1, pp.246-49 (2004). (SCI, Impact Factor:0.3)
52. Yen-Wei CHEN, Keisuke NARIEDA and Katsumi YAMASHITA: “Blind Nonlinear System Identification Based on a Constrained Hybrid Genetic Algorithm,”IEEE Trans. Instrumentation & Measurement, Vol. 52, No.3 pp.898-902 (2003-6).   (SCI, Impact Factor:1.710)
53. Yen-Wei CHEN and Keisaku KISHIMOTO: “Tomographic resolution of uniformly redundant arrays coded aperture,”Review of Scientific Instruments, Vol.74, pp.2232-2235 (2003-3).   (SCI, Impact Factor:1.584)
54. Yen-Wei CHEN, Tetsuya KOHATSU, Shinya NOZAKI and Rosuke KODAMA: “Heuristic reconstruction of 3D laser-imploded targets from x-ray pinhole images,”Review of Scientific Instruments, Vol.74, pp.2236-2239 (2003-3).  (SCI, Impact Factor:1.584)
55. Shinya NOZAKI, Yen-Wei CHEN, Zensho NAKAO, Rosuke KODAMA and Hiroyaki SHIRAGA:” Blind reconstruction of x-ray penumbral images based on a heuristic method,”Review of Scientific Instruments, Vol.74, pp.2240-2244 (2003-3).  (SCI, Impact Factor:1.584)
56. Xiang-Yan Zeng, Yen-Wei Chen, ZenshoNakao and Hanqing Lu: ”A new texture feature based on PCA pattern maps and its application to image retrieval,”IEICE Trans. Information & Systems, Vol.E-86D, pp.929-936 (2003-5).              (SCI, Impact Factor:0.3)
57. Sinya Nozaki, Yen-Wei Chen, ZenshoNakao, Shinsuke Fujioka and Hiroyuki Shiraga: “A heuristic penumbral imaging technique for measurements of laser-produced plasma density profile,”Review of Scientific Instruments, Vol.73, pp.3198-3204(2002-9)   (SCI, Impact Factor:1.584)
58. Yen-Wei Chen, Noel Mendoza, ZenshoNakao and TatsuhiroAdachi :” Estimating Wind Speed in the Lower Atmosphere Wind Profiler Based on a Genetic Algorithm,”IEEE Trans. Instrumentation & Measurement, Vol.51, pp.593-597 (2002-8).   (SCI, Impact Factor:1.710)
59.  Noel Mendoza, Yen-Wei Chen, ZenshoNakao, Tatsuhiro Adachi: "A hybrid optimization method using real-coded multi-parent EA, simplex and simulated annealing with applications in the resolution of overlapped signals," Applied Soft Computing, Vol.1, pp.225-235 (2001-12). (SCI, Impact Factor:2.970)
60. Y.-W.Chen: “Simultaneous Measurement of Time-resolved 2D Temperature Distribution of Evaporation Surface Heated by Swept Electron Beam,”IEEE Trans. Instrumentation & Measurement, Vol. 50, pp.781-785(2001-6).       (SCI, Impact Factor:1.710)
61. Y.-W.Chen, S.Yamauchi, N.Wang and Z.Nakao: "A fast kinoform optimization algorithm based on simulated annealing," IEICE Trans. Fundamentals, Vol.E83-A, No.4, pp.774-776 (2000-4).(SCI, Impact Factor:0.3)
62. F.F.Ali, Z.Nakao, Y.-W.Chen: “An adaptive backpropagation for limited-angle CT image reconstruction,” IEICE Trans. Fundamentals, Vol.E83-A, No.6, pp.1049-1058 (2000-6).(SCI, Impact Factor:0.3)
63. N.Wang, Y.-W.Chen, Z.Nakao, and S.Tamura: "Parallel-distributed blind deconvolution based on a self-organizing neural network", Appl. Opt., Vol. 38, No.20, pp.4345-4353 (1999-7).  (SCI, Impact Factor:1.649)
64. Y-W.Chen, Z.Nakao, K.Arakaki, X.Fang and S.Tamura: "Restoration of Gray Images Based on a Genetic Algorithm with Laplacian Constraint", Fuzzy Sets and Systems, Vol.103, No.2, pp.285-293(1999-4).(SCI, Impact Factor:2.263)
65. F.Ali, Z.Nakao and Y.-W.Chen: "Two new neural network approaches to two-dimensional CT image reconstruction", Fuzzy Sets and Systems, Vol.103, No.2, pp.295-302(1999-4).(SCI, Impact Factor:2.263)
66. N.Wang, Y.-W.Chen, Z.Nakao, S.Tamura and H.Aritome: "Synthesis of Binary Computer Generated Holograms Based on a Coding and Frequency Domain Optimization Algorithm", International Journals of Opt. Electronics, Vol.12, No.3, pp.69-78 (1998).(SCI, Impact Factor:1.279)
67. Y.-W.Chen, R.Kodama and Z.Nakao: "Penumbral Imaging of Laser Imploded Targets and Its Blind Reconstruction", IEEE Trans. Nuclear Science, Vol. NS-45, No.3, pp.992-996(1998-6).(SCI, Impact Factor:1.455)
68. Y.-W.Chen, K.Otsuki, Z.Nakao and R.Kodama: "Blind Dconvolution of X-ray Penumbral Images", Rev. Sci. Instrum., Vol.69, No.5, pp.1966-1969(1998-5).(SCI, Impact Factor:1.584)
69. Y.-W.Chen, H.Arakawa, Z.Nakao, K.Yamashita and R.Kodama: "A Noise-Smoothing Filter Based on Adaptive Windowing Applied to Penumbral Imaging", IEICE Trans.  Fundamentals, Vol.E81-A, No.3, pp.500-506(1998-3).(SCI, Impact Factor:0.3)
70. K.Nomaru, Y.Izawa and Y.-W.Chen: "Growth of Spatial Nonuniformity of Laser Beam Propagating in Near-Resonant Atomic Vapor", Journal of Nuclear Science and Technology, Vol.34, No.12, pp.1147-1152 (1997-12).  (SCI, Impact Factor:1.452)
71. Y.-W.Chen, Z.Nakao, K.Arakaki and S.Tamura: "Blind Deconvolution Based on Genetic Algorithms", IEICE Trans.  Fundamentals, Vol.E-80-A, No.12, pp.2603-2607(1997-12).(SCI, Impact Factor:0.3)
72. Y.-W.Chen, Z.Nakao, K.Arakaki and S.Tamura: "Distortion-Free Reconstruction of Neutron Penumbral Images by a Genetic Algorithm", IEEE Trans. Nuclear Science, Vol.NS-44, No.3, pp.905-910 (1997-6).(SCI, Impact Factor:1.455)
73. Y.-W.Chen, N.Miyanaga, M.Yamanaka, M.Nakai, T.Yamanaka and S.Nakai: "Three-Dimensional Imaging of Laser-Imploded Targets Using X-ray Computed Tomography Technique", IEEE Trans. Nuclear Science,Vol.NS-44, No.3, pp.890-893 (1997-6).(SCI, Impact Factor:1.455)
74. Y.-W.Chen, Z.Nakao and I.Nakamura: "A Quantitative Evaluation of Neutron Penumbral Imaging with a Toroidal-Segment Aperture", IEICE Trans.Electronics, Vol.E80-C, No.2, pp.346-351 (1997-2).(SCI, Impact Factor: 0.2)
75. Y.-W.Chen, Z.Nakao, and S.Tamura: "Attenuation correction for x-ray emission computed tomography of laser-produced plasma", IEICE Trans Fundamentals, Vol.E-79A, No.8, pp.1287-1290 (1996-8).(SCI, Impact Factor:0.3)
76. Y.-W.Chen, N.Miyanaga, M.Yamanaka, T.Yamanaka, S.Nakai, T.Iguchi, M.Nakazawa, T.Iida and S.Tamura: "High resolution penumbral imaging of 14-MeV neutrons", IEICE Trans. Electronics, Vol.E78-C, No.12, pp.1787-1792 (1995-12).(SCI, Impact Factor:0.2)
77. Y.-W.Chen, Y.Izawa, S.Nakai and C.Yamanaka: "Analysis of laser beam propagation effects in atomic laser isotope separation", Jpn. J. Appl. Phys., Vol. 34, pp.504-509 (1995-2).(SCI, Impact Factor:1.057)
78. K.Noumaru, Y.-W.Chen, Y.Izawa, S.Nakai and C.Yamanaka: "Near-resonant effects on propagation of frequency-swept laser pulse in atomic vapor laser isotope separation", J. Nucl. Sci. Technol., Vol. 31, pp.914-920 (1994-9).(SCI, Impact Factor:1.452)
79. Y.-W.Chen, H.Niki, S.Adachi, Y.Izawa, S.Nakai and C.Yamanaka: "Numerical studies on propagation of laser pulses in multilevel photoionization system", J. Opt. Soc. Am. B, Vol. 11, pp.1585-1594 (1994-9).(SCI, Impact Factor:1.806)
80. Y.-W.Chen, N.Miyanaga, M.Yamanaka, H.Azechi, K.Nishihara, T.Yamanaka, S.Nakai and C.Yamanaka: "Observation of burn and pusher regions of laser-driven large-high-aspect-ratio-target by a-particle imaging", Jpn. J. Appl. Phys., Vol.29, pp.2135-2138 (1990-10).(SCI, Impact Factor:1.057)
81. Y.-W.Chen, N.Miyanaga, M.Yamanaka, M.Nakai, K.A.Tanaka, K.Nishihara, T.Yamanaka and S.Nakai: "Three-dimensional imaging of laser imploded targets", J. Appl. Phys., Vol.68, pp.1483-1488 (1990-8).(SCI, Impact Factor:2.185)
82. Y.-W.Chen, M.Yamanaka, N.Miyanaga, H.Azechi, S.Ishikawa, T.Yamanaka, S.Naka and S.Tamura: "Measurement of D-D burn region using proton prnumbral coded aperture imaging", Opt. Commun., Vol.73, pp.337-341 (1989-10).(SCI, Impact Factor:1.468)
83. Y.-W.Chen, M.Yamanaka, N.Miyanaga, T.Yamanaka, S.Nakai, C.Yamanaka and S.Tamura: "Three-dimensional reconstruction of laser-irradiated targets using URA coded aperture cameras", Opt. Commun., Vol.71, pp.249-255 (1989-6).(SCI, Impact Factor:1.468)

  link to all patents

  link to all awards

  Ritsumeikan University
  College of Computer Science and Technology, Zhejiang University
  The Research Center of Advanced ICT for Medical and Healthcare
  Chen Lab. (Intelligent Image Processing Lab.)