• Profile

Takahiko Horiuchi


Mailing Address:

Chiba University,
Department of Imaging Sciences
Graduate School of Science and Engineering

1-33, Yayoi-cho, Inage-ku, Chiba 263-8522, Japan

TEL/FAX: +81-43-290-3485

Email: horiuchi (*at*) faculty.chiba-u.jp


Educational History:

B.E., M.E., and Ph.D. degrees in information sciences and electronics from University of Tsukuba, Japan, in 1990, 1993, and 1995, respectively.


Professional History:

2017- presentProfessor & Chair, Dept. of Imaging Sciences, Graduate School of Engineering, Chiba University,Japan
2013-2017Professor, Dept. of Information Science, Graduate School of Advanced Integration Science, Chiba University,Japan
2007- 2013Associate Professor, Dept. of Information Science, Graduate School of Advanced Integration Science, Chiba University,Japan
2003-2007Associate Professor, Dept. of Information and Image Sciences, Faculty of Engineering, Chiba University, Japan
1998-2003Associate Professor, Fac. of Software and Information Sciences, Iwate Prefectural University, Takizawa, Iwate, Japan
1995-1998Assistant Processor, Inst. of Information Sciences and Electronics, University of Tsukuba, Ibaraki, Japan
1993-1995Member, The Promotion of Science for Japanese Junior Scientists

Professional Society Activities

Executive Committee

- AIC(International Colour Association) 2018-

Organizing Committee

- Midterm Meeting of the International Colour Association 2015

Editorial Board

- Color Research and Application 2017-

- The Scientific World Journal 2010-2012

Session/Track Organizer

- FedCSIS 2016, Advances in Image Processing and Colorization

- IEEE ISM 2016, Ph.D. Workshop on Multimedia Computing Research

- IEEE IST 2016, Computer vision based measurement

- AECIA 2015, Advances in Image Processing and Colorization

- IEEE ISM 2015, Ph.D. Workshop on Multimedia Computing Research

- IEEE ISM 2014, Ph.D. Workshop on Multimedia Computing Research

- IEEE ISM 2013, Ph.D. Workshop on Multimedia Computing Research

- IEEE ISM 2012, Ph.D. Workshop on Multimedia Computing Research

- ISVC 2010, Low-level color image processing

- APSIPA 2009, Low-level color image processing

Program Committee

- Ph.D. Workshop on Multimedia Computing Research (IEEE ISM), 2012

- IEEE Color and Photometry in Computer Vision Workshop 2011-2017

- Color and Reflectance in Imaging and Computer Vision Workshop 2009 (ICCV), 2010 (ECCV)

- Computational Color Imaging Workshop 2007, 2009, 2013

Auditor

- The Color Science Association of Japan, 2015-2016

Director

- The Color Science Association of Japan, 2011-2014


Publications

Journal papers

1. A method of compressing data volume of left ventricular cineangiograms for their digital database systemCK.Toraichi, T.Horiuchi, F.Nagasaki, Y.Matsumoto, IEEJ(C)C110-C(8), 490-499 (1990).

2. Recognition of handwritten Kanji and Hiragana characters by relaxation matching method using straight and curved lines approximation of boundary lines, K.Toraichi, S.Ishiuchi, T.Horiuchi, K.Yamamoto, H.Yamada, IEICEJ(D-II), J73-D-II(9), 1448-1457 (1990).

3. On Speeding Candidate Selection in Handprinted Chinese Character Recognition: T.Kumamoto, K.Toraichi, T.Horiuchi, K.Yamamoto and H.Yamada, Pattern Recognition, 24(8), 793-799 (1991).

4. Computer Recognition of Handwritten Japanese Characters by Wisdom Algorithms: K.Toraichi, T.Horiuchi, K.Yamamoto and H.Yamada, IEE Electronics Letters, 28(7), 675-676 (1992).

5. Extended Relaxation Matching Method, Including Dynamic Programming Matching Method, T.Horiuchi, K.Toraichi, K.Yamamoto, H.Yamada, IEICEJ(D-II), J75-D-II(4), 714-719 (1992).

6. On a Method of Restoring a Polyhedron from Three Orthographic Views by Relaxation Matching, T.Horiuchi, K.Toraichi, K.Yamamoto, H.Yamada, IEICEJ(D-II), J76-D-II(1), 9-19 (1993).

7. Compressing Data Volume of Left Ventricular Cineangiograms: K.Toraichi, T.Horiuchi, R.E.Kalman, Y.Ohtaki and H.Nagasaki, IEEE Trans. Biomedical Engineering, 40(6), 579-588 (1993).

8. Measurement of Stamped Characters using Range Image and its Effectiveness, T.Horiuchi, K.Toraichi, H.Yamada, K.Yamamoto, IEEJ(C), 113-C(12), 1100-1106 (1993).

9. On Method of Extracting Joint Points for Generating Function-Fonts of Multi-Symbols, T.Horiuchi, Y.Ohtaki, K.Toraichi, IEEJ(C), 113-C(12), 1136-1143 (1993).

10. Isomorphism between Continuous- and Discrete-Time Systems with Input Signals of Piecewise Polynomials: K.Toraichi and T.Horiuchi, IEICE Trans. Fundamentals, E77-A(5), 771-777 (1994).

11. Generalized Optimization Method for Pattern Recognition: T.Horiuchi, K.Toraichi, K.Yamamoto and H.Yamada, Int. J. Systems Science, 25(7), 1213-1217 (1994).

12. Three-Dimensional Measurement Approach for Seal Identification: R.Haruki, M.Rioux, Y.Ohtaki, T.Horiuchi, K.Yamamoto, H.Yamada and K.Toraichi, IEICE Trans. Information and Systems, E78-D(12), 1642-1648 (1995).

13. Three-Dimensional Approach to Thresholding Seal Impression: T.Horiuchi, M.Rioux, R.Haruki, K.Yamamoto, H.Yamada and K.Toraichi, Pattern Recognition, 29(5), 719-724 (1996).

14. Relaxation Optimizing Operations in Extended Probabilistic Space: T.Horiuchi, K.Yamamoto, H.Yamada and K.Toraichi, Int. J. Systems Science, 27(5), 447-452 (1996).

15. A New Theory of Evidence for Non-Exclusive Elementary Propositions: Takahiko Horiuchi, Int. J. Systems Science, 27(10), 989-994 (1996).

16. Automatic Seal Impression Identification Using Three-Dimensional Reference Seals, R.Haruki, T.Horiuchi, H.Yamada, K.Yamamoto, IEICEJ(D-II), J80-D-II(1), 148-155 (1997).

17. Pattern Classification by Integrating Interval Feature Values, Takahiko Horiuchi, IEICEJ(D-II), J80-D-II(5), 1144-1151 (1997).

18. Two-dimensional Extension of Nonlinear Normalization Method Using Line Density, T.Horiuchi, R.Haruki, H.Yamada, K.Yamamoto, IEICE(D-II), J80-D-II(6), 1600-1607 (1997).

19. Decision Rule for Pattern Classification by Integrating Interval Feature Values: Takahiko Horiuchi, IEEE Trans. PAMI, 20(4), 440-448 (1998).

20. Class-Selective Rejection Rule to Minimize the Maximum Distance between Selected Classes: Takahiko Horiuchi, Pattern Recognition, 31(10), 1579-1588 (1999).

21. Automatic Seal Impression Identification Using the 3-D Shape of a Reference Seal, T.Horiuchi, M.Yamaguchi, IEICE(D-II), J82-D-II(11), 2000-2007 (1999).

22. Two-Dimensional Nonlinear Normalization by Transforming Shape of Pixels, Takahiko Horiuchi, IEICEJ(D-II), J82-D-II(12), 2428-2431 (1999).

23. Colorization Algorithm for Grayscale Image by Planting Seed Pixels, T.Horiuchi, S.Hirano, IIEEJ, 33(1), 2-8 (2004).

24. Colorization Algorithm Using Probabilistic Relaxation, Takahiko Horiuchi, Image and Vision Computing, 22(3), 197-202 (2004).

25. Faxed Form Position Adjustment and Identification Methods using Hough Transform , R.Ohtera, T.Horiuchi, IIEEJ, 34(3), 202-209 (2005).

26. Edge Detection Using Regression Surface, S.Koizumi, P.O.D.Ardiansyah, K.Itoh, T.Horiuchi, IIEEJ, 34(6), 778-785 (2005).

27. CBIR Using Self-Organizing Map and Relevance Feed-back, T.Horiuchi, T.Nishikawa, H.Kotera, IIEEJ, 35(1), 46-53 (2006).

28. Grayscale Image Segmentation Using Color Space, Takahiko Horiuchi, IEICE Trans. on Information and Systems, IEICE Transactions on Information and Systems, Vol.E89-D, No.3, pp.1231-1237 (2006).

29. Colorization Algorithm for Monochrome Video by Sowing Color Seeds, Takahiko Horiuchi and Hiroaki Kotera, Journal of Imaging Science and Technology, Vol.50, No.3, pp.243-250 (2006).

30. Image Split Method for Ubiquitous Image Transmission Based on Visual Characteristics, T.Aizawa, T.Horiuchi, IIEEJ, 35(5), pp.509-517, (2006).

31. HDR Image Compression by Local Adaptation for Scene and Display Using Retinal Model: L.Wang, T.Horiuchi and H.Kotera, IEICE Transactions on Information and Systems, Vol.E90-D, No.1, pp.173-181, (2007).

32. High Dynamic Range Image Compression by Fast Integrated Surround Retinex Model: L.Wang, T.Horiuchi and H.Kotera, Journal of Imaging Science and Technology, Vol.51, No.1, pp.32-34, (2007).

33. Confined Error Diffusion Algorithm for Flat Panel Display: J.-H. Lee, T.Horiuchi and R.Saito, Journal of the Society for Information Display, Vol.15, No.7, pp.507-518, (2007).

34. HDR Image Compression and Evaluation based on Local Adaptation Using Retinal Model: L.Wang, T.Horiuchi, H.Kotera and S.Tominaga, Journal of the Society for Information Display (JSID), Vol.15, No.9, pp.731-739, (2007).

35. Digital Color Image Halftone: Hybrid Error Diffusion using the Mask Perturbation and Quality Verification: J.-H Lee, T.Horiuchi, R.Saito and H.Kotera, Journal of Imaging Science and Technology, Vol.51, No.5, pp.391-401, (2007).

36. Retinex Algorithm for Improving Appearance of Spatially Localized Images: K.Sugata, R.Ohtera and T.Horiuchi, Journal of Image Electronics Engineers of Japan, Vol.36, No.5, pp.674-679, (2007).

37. Colorization of Diffuse Reflection Component on Monochrome Image: T.Horiuchi and H.Kotera, Journal of Imaging Science and Technology, Vol.51, No.6, pp.486-491, (2007).

38. Multi-level Confined Error Diffusion Algorithm for Flat Panel Display: J.-H.Lee, T.Horiuchi and S.Tominaga, IEICE Trans. Information & Systems, Vol.E91-D, No.1, pp.62-69, (2008).

39. Color Image Coding by Colorization Approach: T.Horiuchi and S.Tominaga, EURASIP Journal on Image and Video Processing, Vol.2008, Article ID 158273, 9 pages (2008).

40. Image Quality Assessment for Color Halftone Images based on Color Structural Similarity: J.-H.Lee, and T.Horiuchi, IEICE Trans. Fundamentals of Electronics, Communications and Computer Sciences, Vol.E91-A, No.6, pp.1392-1399, (2008).

41. Semi-Invariant Reversible Mapping from Color to Gray: T.Horiuchi, F.Nohara and S.Tominaga, Journal of Imaging Science and Technology, Vol.52, No.4, pp.04903-1 - 04903-9, (2008).

42. A Median Filter for Preserving Image Quality Based on the Analysis of Real Impulse Noises, P.Saem, T.Horiuchi, S.Tominaga, JITE, Vol.62, No.11, pp.1858-1865, (2008)D

43. Improvement of contrast and haloing artifact for single-scale retinex model, Y.Koike, T.Horiuchi, S.Tominaga, R.Saito, JISJ, Vol.48, No.2, pp.84-91, (2009).

44. Iris Extraction Using Parametric Template Matching for Eyegaze Tracking, R.Ohtera, T.Horiuchi and S.Tominaga, Optical Engineering, Vol.48, No.4, pp.047204-1 - 047204-8, (2009).

45. Improving Embedded Information Quantity of Watermarked Images by Using Multiple-Valued Area of Signals, M.Wada,T.Horiuchi, R.Saito, S.Tominaga, JITE, Vol.63, No.11, pp.1566-1573, (2009).

46. Eyegaze Detection from Monocular Camera Image for Eyegaze Communication System, R.Ohtera, T.Horiuchi and H.Kotera, IEICE Transactions on Information and Systems, Vol.E93-D, No.1, pp.134-143, (2010).

47. High-speed processing for image quality improvement system based on the Retinex and its evaluations, R.Ohtera, T.Horiuchi, S.Tominaga, IIEEJ, Vol.39, No.2, pp.195-203, (2010).

48. Investigation and analysis of color vocabulary for the modern Japanese, A.Ono, T.Horiuchi, S.Tominaga, CSAJ, Vol.34, No.1, pp.2-13, (2010).

49. Real-time image quality improvement system by utilizing eyegaze tracking, R.Ohtera, T.Horiuchi, S.Tominaga, CSAJ, Vol.34, No.1, pp.27-38, (2010).

50. A Spectral Imaging Method for Material Classification and Inspection of Printed Circuit Boards, A.Ibrahim, S.Tominaga and T.Horiuchi, Optical Engineering, Vol.49, No.5, pp.057201-1 - 057201-10, (2010).

51. Spectral Analysis of Omnidirectional Illumination in a Natural Scene, S.Tominaga1, A.Matsuura and T.Horiuchi, Journal of Imaging Science and Technology, Vol.54, No.4, pp. 040502-1 - 040502-9, (2010).

52. Accurate Reversible Color-to-Gray Mapping Algorithm without Distortion Conditions, T. Horiuchi, F.Nohara and S.Tominaga, Pattern Recognition Letters, Vol.31, Issue 15, pp.2405-2414, (2010).

53. HDR Image Quality Enhancement Based on Spatially-Variant Retinal Response, T.Horiuchi and S.Tominaga, EURASIP Journal on Image and Video Processing, Vol. 2010, Article ID 438958, 11 pages, 2010. doi:10.1155/2010/438958, (2010).

54. A Spectral Invariant Representation of Spectral Reflectance, A.Ibrahim, S.Tominaga and T.Horiuchi, Optical Review, Vol.18, No.2, pp.231-236, (2011).

55. Invariant Representation for Spectral Reflectance Images and Its Application, A.Ibrahim, S.Tominaga and T.Horiuchi, EURASIP Journal on Image and Video Processing, Vol. 2011, 12 pages, doi:10.1186/1687-5281-2011-2, (2011).

56. Estimation of Spectral Components of Fluorescent Objects Using Visible Lights and a Multi-band Camera, T.Kamiyama, K.Hirai, T.Horiuchi and S.Tominaga, IEICE Trans. (D), Vol.J95-D, No.3, pp.638-644, (2012).

57. Spectral Imaging by Synchronizing Capture and Illumination, S.Tominaga and T.Horiuchi, The Journal of the Optical Society of America A, Vol.29, No.9, pp.1764-1775, (2012).

58. Illuminant Estimation of Multiple Light Sources based on Specular Highlight Detection, Y.Imai, Y.Kato, T.Horiuchi and S.Tominaga, Journal of the Imaging Society of Japan, Vol.51, No.6, pp.597-606, (2012).

59. Color Image Correction of Art Paintings Based on Artists' Color Features and Illuminant Conversion, Y.Imai, R.Saito, T.Horiuchi and S.Tominaga, Journal of Light and Visual Environment, Vol.37, No.2&3, pp.114-122, (2013).

60. Estimation of Surface Properties for Art Paintings Using a Six-band Scanner, S.Tominaga, S.Nakamoto, K.Hirai and T.Horiuchi, Journal of International Colour Association, vol.12, pp.9-21, (2014).

61. Prediction of Incomplete Chromatic Adaptation under Illuminant A from Images, S.Tominaga, T.Horiuchi, S.Nakajima and M.Yano, Journal of Imaging Science and Technology, vol.58, no.3, pp.030403-1030403-9, (2014).

62. Color Naming Experiments Using 2D and 3D Rendered Samples, M.Tanaka, T.Horiuchi and S.Tominaga, Color Research and Application, Vol.40, Issue 3, pp.270-280, (2015).

63. An integrated spectral imaging system for producing color images of static and moving objects, S.Tominaga, D.Nishioka and T.Horiuchi, Color Research and Application, vol.40, no.4, pp.329-340, (2015).

64. Investigating perceptual qualities of static surface appearance using real materials and displayed images, M.Tanaka and T.Horiuchi, Vision Research, vol.115, Part B, pp.246?258, (2015).

65. Estimation of Bispectral Donaldson Matrices of Fluorescent Objects by Using Two Illuminant Projections, S.Tominaga, K.Hirai and T.Horiuchi, The Journal of the Optical Society of America A, vol.32, no.6, pp.1063-1067, (2015).

66. Multi-primary Image Projector using Programmable Spectral Light Source, K.Hirai, D.Irie and T.Horiuchi, Journal of the Society for Information Display, vol.24, no.3, pp.144-153, (2016).

67. Appearance harmony of materials using real objects and displayed images, M.Tanaka and T.Horiuchi, Journal of the International Colour Association, vol.15, pp.3-18, (2016).

68. Hierarchical Scrambling Method for Palette-Based Image Using Bitwise Operation, A.Aryal, S.Imaizumi and T.Horiuchi, Bulletin of the Society of Photography and Imaging of Japan, vol.26, no.1, pp.1-9, (2016).

69. Spectral image analysis of mutual illumination between florescent objects, S.Tominaga, K.Kato, K.Hirai and T.Horiuchi, The Journal of the Optical Society of America A, vol.33, issue 8, pp.1476-1487, (2016).

70. Perception of gold materials by projecting a solid color on black materials, M.Tanaka and T.Horiuchi, Color Research and Application, vol.42, issue 4, pp.522-530, (2017).

71. Fabric Appearance Control System for Example-based Interactive Texture and Color Design, T.Katsunuma, K.Hirai and T.Horiuchi, ACM Trans. Advanced Perception, vol.14, issue 3, article 16, (2017).

72. PuRet:Material Appearance Enhancement Considering Pupil and Retina Behaviors, M.Tanaka, R.Arai and T.Horiuchi, Journal of Imaging Science and Technology, vol.61, no.4, pp.040401-1-040401-8, (2017).

73. Analysis of Material Representation of Manga Line Drawings using Convolutional Neural Networks, T.Horiuchi, Y.Saito and K.Hirai, Journal of Imaging Science and Technology, vol.61, no.4, pp.040404-1-040404-10, (2017).

74. Physical Indices for Judging Appearance Harmony of Materials, M.Tanaka and T.Horiuchi, Color Research and Application, vol.42, issue 6, pp.788-798, (2017).

75. Image Processing Pipeline for Segmentation and Material Classification based on Multispectral High Dynamic Range Polarimetric Images, M.A. Martinez-Domingo, E.M. Valero, J. Hernandez-Andres, S. Tominaga, T. Horiuchi and K. Hirai, Optics Express, vol.25, no.24, pp.30073-30090, (2017).

76. Evaluation for faithful reproduction of star fields in a planetarium, M.Tanaka, T.Horiuchi, K.Otani and P.Hung, Journal of Imaging Science and Technology, Vol.61, No.6, pp.060401-1-060401-12, (2017).

77. Integrated Model of Image Protection Techniques, A.Aryal, S.Imaizumi, T.Horiuchi and H.Kiya, Journal of Imaging, vol.4, no.1, 12 pages (2018).


Conference proceedings

1. On the Improvement on Accuracy of Handwritten Japanese Characters Recognition System based on Fluency Function Approximation: T.Horiuchi, K.Toraichi, M.Kamada, K.Yamamoto and H.Yamada, Proc. IASTED Int. Symp. Machine Learning and Neural Networks, pp.10-13, (1990).

2. On Method of Compressing Data Volume of Leftventricular Cineangiograms for Their Digital Database System: T.Horiuchi, K.Toraichi and H.Nagasaki, Digest 16th World Comgress on Medical Phy. and Biom. Eng., vol.29, no.2, p.1126, (1991).

3. A Method of Automatically Compressing Fonts with High Resolution: Y.Ohtaki, K.Toraichi, T.Horiuchi and M.Kamada, Proc. 1st Int. Conf. Document Anal. and Recog., vol.1, pp.251-259, (1991).

4. On a Method of Noise Reduction for 3D Stamped Character Recognition using Fluency-Wavelet: R.Haruki, K.Toraichi, T.Horiuchi, H.Yamada and K.Toraichi, Proc. IEEE PACRIM Conf. Comm. Comp. & Signal Process., vol.1, pp.252-255, (1993).

5. Extended Relaxation Method, including Dynamic Programming: T.Horiuchi, K.Toraichi, K.Yamamoto and H.Yamada, Proc. IEEE PACRIM Conf. Comm. Comp. $\&$ Signal Process., vol.2, pp.489-492, (1993).

6. Data Compression Method of Left Ventricular Cineangiograms for Their Digital Database System: Y.Ohtaki, K.Toraichi, T.Horiuchi and H.Nagasaki, Proc. IEEE PACRIM Conf. Comm. Comp. & Signal Process., vol.2, pp.602-605, (1993).

7. Restoring to A Polyhedron from Three Orthographic Views by Relaxation Matching Method: T.Horiuchi, K.Toraichi, Y.Ohtaki, K.Yamamoto and H.Yamada, Proc. IEEE PACRIM Conf. Comm. Comp. & Signal Process., vol.2, pp.626-629, (1993).

8. Generalized Interpretation of Optimization Methods for Labeling Problems'', T.Horiuchi, K.Toraichi, H.Yamada, K.Yamamoto and T.Iwama,@Proc. 2nd Int. Conf. Document Anal. and Recog., pp.6-9, (1993).

9. On Method of Training Dictionaries for Handwritten Character Recognition using Relaxation Matching: T.Horiuchi, K.Toraichi, K.Yamamoto and H.Yamada,@Proc. 2nd Int. Conf. Document Anal. and Recog., pp.638-641, (1993).

10. Stamped Character Recognition Method using Range Image: T.Horiuchi, K.Toraichi, H.Yamada and K.Yamamoto, Proc. 2nd Int. Conf. Document Anal. and Recog., pp.782-785, (1993).

11. Automatic Seal Identification using Fluency Function Approximation and Relaxation Matching Method: Y.Yang, T.Horiuchi and K.Toraichi, Proc. 2nd Int. Conf. Document Anal. and Recog., pp.786-789, (1993).

12. Isomorphism between Continuous-Time System and Discrete-Time System based on Differentiability of the Input Signal: T.Horiuchi and K.Toraichi, Proc. Europian Signal Processing Conf., vol.2, pp.1098-1101, (1994).

13. Consideration of Generalized Optimization Methods for Labeling Problems: T.Iwama, T.Horiuchi and K.Toraichi, Proc. Europian Signal Processing Conf., vol.3, pp.1788-1791, (1994).

14. An Automatic System for Generating Function-Fonts: R.Haruki, T.Horiuchi and K.Toraichi, Proc. Japan-Israel Workshop on Comp. Vision $\&$ Visual Comm., pp.143-147, (1994).

15. An Algorithm to Restore a Curved Object from Three Orthographic Views by Using Relaxation Matching Method: T.Iwama, T.Horiuchi, K.Toraichi, H.Yamada and K.Yamamoto, Proc. IAPR Workshop on Machine Vision and Appl., pp.439-442, (1994).

16. Three-Dimensional Measurement Approach for Automatic Seal Impression Identification: R.Haruki, T.Horiuchi, K.Toraichi, K.Yamamoto, H.Yamada and A.Fu, Proc. IAPR Workshop on Machine Vision and Appl., pp.571-574, (1994).

17. A Parallel Relaxation Architecture for Japanese Character Recognition: K.Mori, T.Horiuchi, K.Wada and K.Toraichi, Proc. IEEE PACRIM Conf. Comm. Comp. & Signal Process., pp.74-77, (1995).

18. Relaxation Optimizing Processes in Extended Probabilistic Space: T.Horiuchi, K.Toraichi, K.Yamamoto and H.Yamada, Proc. 3rd Int. Conf. Document Anal. and Recog., vol.1, pp.266-269, (1995).

19. Observation Method for Mathematical Graphology: K.Toraichi, T.Horiuchi and R.Haruki, Proc. 3rd Int. Conf. Document Anal. and Recog., vol.2, pp.656-659, (1995).

20. Robust Relaxation Method for Structural Matching under Uncertainty: T.Horiuchi, K.Yamamoto and H.Yamada, Proc. 13th Int. Conf. Pattern Recog., vol.2, pp.176-180, (1996).

21. Automatic Seal Verification using Three-Dimensional Reference Seals: R.Haruki, T.Horiuchi, H.Yamada and K.Yamamoto, Proc. 13th Int. Conf. Pattern Recog., vol.3, pp.199-203, (1996).

22. Scalable Image Coding by Spline Approximation for Gray-Scale Image: R.Haruki and T.Horiuchi, Proc. 4th International Conference on Document Analysis and Recognition (ICDAR`97), 1, 407-411 (1997).

23. Two-Dimensional Extension of Nonlinear Normalization Method Using Line Density for Character Recognition: T.Horiuchi, R.Haruki, H.Yamada and K.Yamamoto, Proc. 4th International Conference on Document Analysis and Recognition (ICDAR`97), 2, 511-514 (1997).

24. Pattern Classification Method by Integrating Interval Feature Values: Takahiko Horiuchi, Proc. IEEE 4th International Conference on Document Analysis and Recgnition (ICDAR`97), 2, 847-850 (1997).

25. Automatic Seal Verification by Calculating Distance Between 2D and 3D Patterns: T.Horiuchi and N.Yamaguchi, Proc. IAPR Workshop on Machine Vision and Applications (MVA`98), 98-101 (1998).

26. Improved and Extended Scalable Image Coding by Spline Approximation for a Binary, Gray-scale and Color Image: R.Haruki and T.Horiuchi, Proc. IEEE 7th International Conference on Parallel and Distributed Systems (ICPADS-2000), 31-38 (2000).

27. Data Fitting by Spline Functions Using the Biorthonormal Basis of the C-spline Basis: R.Haruki and T.Horiuchi, Proc. IEEE 15th International Conference on Pattern Recognition (ICPR 2000),3, 274-277 (2000).

28. Automatic Seal Verification by Evaluating Positive Cost: Takahiko Horiuchi, Proc. IEEE 6th International Conference on Document Analysis and Recognition (ICDAR 2001), 572-576 (2001).

29. Estimation of Color for Gray-level Image by Probabilistic Relaxation: Takahiko Horiuchi, Proc. IEEE 16th International Conference on Pattern Recognition (ICPR 2002), 3, 867-870 (2002).

30. Tinting Component Extraction from Gray-scale Image for Color Estimation: S.Koizumi and T.Horiuchi, Proc. IAPR Workshop on Machine Vision Applications (MVA 2002), pp.180-183 (2002).

31. Image Based Retrieval Method for Unrestricted Textline Direction Documents: T.Noge and T.Horiuchi, Proc. IAPR Workshop on Machine Vision Applications (MVA 2002), pp.294-297 (2002).

32. Colorization Algorithm for Grayscale Image by Propagating Seed Pixels: T.Horiuchi and S.Hirano, Proc. IEEE International Conference on Image Processing (ICIP 2003), pp.457-460, (2003).

33. Hue-Based Region Segmentation of Gray-Scale Images, S.Koizumi and T.Horiuchi, Proc. 10th Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV2004), 293-298, (2004).

34. Faxed Form Identification using Histogram of the Hough-Space, R.Ohtera and T.Horiuchi, Proc. IEEE 17th International Conference on Pattern Recognition (ICPR 2004), vol.2, 566-569, (2004).

35. Similarity Measure of Labelled Images, Takahiko Horiuchi, Proc. IEEE 17th International Conference on Pattern Recognition (ICPR 2004), vol.3, pp.602-605, (2004).

36. Image Coding Algorithm Using Luminance-Chrominance Correlation and Spatial Correlation, T.Fujisawa, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP20), pp.617-621, (2004).

37. Unsupervised Image Segmentation by Bayesian Discriminator Starting with K-means Classifier, H.Kotera and T.Horiuchi, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP20), pp.622-625, (2004).

38. Automatic Interchange in Scene Colors by Image Segmentation, H.Kotera and T.Horiuchi, Proc. IS&T/SIDfs 12th Color Imaging Conference (CIC12), pp.93-99, (2004).

39. Colorization Algorithms for Monochrome Image Sequences using Optical Flow, T.Horiuchi and H.Kotera, Proc. IS&T/SIDfs 12th Color Imaging Conference (CIC12), pp.140-143, (2004).

40. SOM-based Sample Learning Algorithm for Relevance Feedback in CBIR, T.Nishikawa, T.Horiuchi and H.Kotera, Proc. IEEE Pacific-Rim Conference on Multimedia (PCM2004), (2004). Lecture Notes in Computer Science, Advances in Multimedia Information Processing ? PCM2004, LNCS3332, PartI, pp.190-197, Springer, (2004).

41. Improvement on Colorization Accuracy by Partitioning Algorithm in CIELAB Color Space, T.Takahama, T.Horiuchi and H.Kotera, Proc. IEEE Pacific-Rim Conference on Multimedia (PCM2004), (2004). Lecture Notes in Computer Science, Advances in Multimedia Information Processing ? PCM2004, LNCS3332, PartII, pp.794-801, Springer, (2004).

42. Colorization for Monochrome Image Based on Diffuse-Only Reflection Model, T.Horiuchi and H.Kotera, Proc. Congress of the International Colour Association (AIC 05), PartI, pp.353-356, (2005).

43. Automatic Color Interchange between Images, H.Kotera, Y.Matsusaki, T.Horiuchi and R.Saito, Proc. Congress of the International Colour Association (AIC 05), PartII, pp.1019-1022, (2005).

44. A Novel Picture Coding Using Colorization Technique, M.Nishi, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP21), pp.380-383, (2005).

45. A Digital Halftoning Using Magic Square, H.Kotera, F.Jin and T.Horiuchi, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP21), pp.403-407, (2005).

46. Colorization for Monochrome Image with Texture, T.Horiuchi and H.Kotera, Proc. IS&T/SIDfs 13th Color Imaging Conference (CIC13), pp.245-250, (2005).

47. Eye-gaze Detection from Monocular Camera Image Based on Physiological Eyeball Models, R.Ohtera, T.Horiuchi and H.Kotera, Proc. International Workshop on Advanced Image Technology (IWAIT2006), pp.639-644, (2006).

48. Serial Retinex Algorithm for Time-Sequential Processing, T.Horiuchi, H.Kotera and L.Wang, Proc. 3rd European Conference on Colour in Graphics, Imaging and Vision (CGIV2006), pp.87-91, (2006).

49. Hybrid Error Diffusion Scheme by Mask Perturbation, J.-H. Lee, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP22), pp.248-251, (2006).

50. HDR Image Compression by Integrated Surround Retinex Model, L.Wang, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP22), pp.339-342, (2006).

51. Scene Color Interchange using Histogram Rescaling, R.Saito, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP22), pp.378-381, (2006).

52. Examination on Pseudo-Spectral Color Reproduction of Facial Image Using Spectral Skin Color Palette, S.Kagaya, T.Horiuchi, R.Saito and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP22), pp.382-385, (2006).

53. Colorization for Monochrome Motion Pictures By Using Reliable Displacement Vectors, T.Murakami, T.Horiuchi and H.Kotera, Proc. IS&Tfs International Conference on Digital Printing Technologies (NIP22), pp.386-389, (2006).

54. Visual Contrast Mapping Based on Weber's Fraction, H. Kotera, T. Horiuchi, R. Saito, H. Yamashita, and Y. Monobe, Proc. IS&T/SIDfs 14th Color Imaging Conference (CIC14), pp.257-262, (2006).

55. HDR Image Compression based on Local Adaptation for Scene and Display Using Retinal Model, L.Wang, T.Horiuchi and H.Kotera, Proc. IS&T/SIDfs 14th Color Imaging Conference (CIC14), pp.327-332, (2006).

56. Confined Error Diffusion Algorithms for Display Device: J.-H. Lee, T.Horiuchi and R.Saito, Proc. IEEE ICASSP07, pp.I-885-I-888, (2007).

57. Color Image Compression Including Texture By Colorization Technique, T.Horiuchi, Y.Kohda, R.Saito and S.Tominaga, Proc. AIC'07, pp.114-117 (2007).

58. Scene-to-Scene Color Transfer Model Based on Histogram Rescaling, R.Saito, H.Okuda, T.Horiuchi and S.Tominaga, Proc. AIC'07, pp.122-125 (2007).

59. Adaptive Filtering for Color Image Sharpening and Denoising, T.Horiuchi, K.Watanabe and S.Tominaga, Proc. Computational Color Imaging Workshop (CCIW2007), pp.196-201, (2007).

60. Semi-Invariant Algorithm for Color to Gray and Back, T.Horiuchi, F.Nohara and S.Tominaga, Proc. IS&T/SID's 15th Color Imaging Conference (CIC15), pp.83-88, (2007).

61. Eye-gaze Detection from Monocular Camera Image Using Parametric Template Matching, R.Ohtera, T.Horiuchi and S.Tominaga, Proc. 8th Asian Conference on Computer Vision (ACCV2007). Lecture Notes in Computer Science, Computer Vision ? ACCV2007, LNCS4843, PartI, pp.708-717, Springer-Verlag, (2007).

62. Image Quality Assessment for Displayed Color Halftone Images based on Structural Similarity, J.-H. Lee, T.Horiuchi and S.Tominaga, Proc. SID International Display Workshop (IDW07), pp.2283-2286, (2007).

63. A Treatise on Mathematical Color Inpainting of Japanese Old Statues, T.Sakata, K.Takenouchi, K.Nouno, K.Maehara and T.Horiuchi, Proc. International MultiConference of Engineers and Computer Scientists (IMECS 2008), (2008).

64. HDR Image Rendering by Combining Single-Scale Local and Global Tone Mapping Operators, T.Horiuchi, Y.Koike and T.Horiuchi, Proc. IS&T's 4th European Conference on Colour in Graphics, Imaging, and Vision (CGIV2008), pp. 138-143, (2008).

65. Color Gamut Mapping Algorithm for Preserving Spatial Ratios, T.Horiuchi and S.Tominaga, Proc. IS&T/SID's 16th Color Imaging Conference (CIC16), pp.61-66, (2008).

66. Implementation of Retinex Algorithm by Eyegaze Tracking Interface, R.Ohtera, T.Horiuchi and S.Tominaga, Proc. 21st Annual IS&T/SPIE Symposium on Electronic Imaging, Color Imaging XIV: Displaying, Hardcopy, Processing, and Applications, Vol. 7241, 724107, (2009).

67. Spectral reflectance estimation using a six-color scanner, S.Tominaga, S.Kohno, H.Kakinuma, F.Nohara and T.Horiuchi, Proc. 21st Annual IS&T/SPIE Symposium on Electronic Imaging, Color Imaging XIV: Displaying, Hardcopy, Processing, and Applications, Vol.7241, 72410W, (2009).

68. Material Classification for Printed Circuit Boards by Spectral Imaging System, A.Ibrahim, S.Tominaga and T.Horiuchi, Proc. IAPR Computational Color Imaging Workshop (CCIW2009), (2009). Lecture Notes in Computer Science, Computational Color Imaging, LNCS5646, pp.216-225, Springer, (2009).

69. Unsupervised Material Classification of Printed Circuit Boards Using Dimension-Reduced Spectral Information, A.Ibrahim, S.Tominaga and T.Horiuchi, Proc. IAPR Conference on Machine Vision Applications (MVA2009), pp.435-438, (2009).

70. Precise Analysis of Spectral Reflectance Properties of Cosmetic Foundation, Y.Moriuchi, S.Tominaga and T.Horiuchi, Proc. 11th International Symposium on Multispectral Color Science (MCS'09), pp.138-148, (2009).

71. Analysis of Omnidirectional Spectral Images in Natural Scenes, S.Tominaga, A.Matsuura and T.Horiuchi, Proc. Gjovik Color Imaging Symposium (GCIS2009), pp.62-69, (2009).

72. Perceptual and Colorimetric Evaluations of HDR Rendering with/without Real-world Scenes, T.Horiuchi, Y.Q.Fu and S.Tominaga, Proc. Congress of the International Colour Association (AIC 09), (2009).

73. Improvement on Information Capacity of Watermarked Images by Using Multi-Valued Area of Embedded Signals, T.Horiuchi, M.Wada, R.Saito and S.Tominaga, Proc. 2009 APSIPA Annual Summit and Conference, pp.765-768, (2009).

74. An Accurate Algorithm for Color to Gray and Back, F.Nohara, T.Horiuchi and S.Tominaga, Proc. IEEE International Conference on Image Processing (ICIP2009), pp.485-488, (2009).

75. Spectral Imaging with a Programmable Light Source, S.Tominaga, T.Horiuchi, H.Kakinuma and A.Kimachi, Proc. IS&T/SID's 17th Color Imaging Conference (CIC17), pp.133-138, (2009).

76. Investigation and analysis of color terms in modern Japanese, S.Tominaga, A.Ono and T.Horiuchi, Proc. 22nd Annual IS&T/SPIE Symposium on Electronic Imaging, Volume 7528, pp. 752804-752804-8 (2010).

77. Real-time color measurement using active illuminant, S.Tominaga, T.Horiuchi and A.Yoshimura, Proc. 22nd Annual IS&T/SPIE Symposium on Electronic Imaging, Volume 7528, pp. 752809-752809-8 (2010).

78. Surface Reconstruction of Oil Paintings for Digital Archiving, S.Tominaga, H.Ujike and T.Horiuchi, Proc. IEEE Southwest Symposium on Image Analysis and Interpretation (SSIAI2010), pp.173-176, (2010).

79. Effective Illumination Control for an Active Spectral Imaging System, T.Horiuchi, H.Kakinuma and S.Tominaga, Proc. 12th International Symposium on Multispectral Colour Science (MCSf10), pp.529-534, (2010).

80. Spectral Invariant Representation for Spectral Reflectance Image, A.Ibrahim, S.Tominaga and T.Horiuchi, Proc. IEEE International Conference on Pattern Recognition (ICPR 2010), pp.2776-2779, (2010).

82. Illuminant Estimation under Multiple Light Sources, Y.Imai, Y.Kato, T.Horiuchi and S.Tominaga, Proc. Congress of the International Colour Association (AIC 2010), pp.306-309, (2010).

81. Feature Extraction of Painter-Specific Color Distribution from Real Paintings, R.Saito, T.Horiuchi and S.Tominaga, Proc. Congress of the International Colour Association (AIC 2010), pp.600-603, (2010).

83. An Active Illumination Method for Tristimulus Image Display, S.Tominaga, T.Horiuchi and A.Yoshimura, Proc. IS&T/SID's 18th Color Imaging Conference (CIC18), pp.160-165, (2010).

84. Color Gamut Extension by Projector-Camera System, T.Horiuchi, M.Uno and S.Tominaga, Proc. 6th International Symposium on Visual Computing (ISVC10), Lecture Notes in Computer Science, ISVC2010, LNCS6453, PartI, pp.181-189, Springer-Verlag, (2010).

85. Color control of a lighting system using RGBW LEDs, M.Tanaka, T.Horiuchi and S.Tominaga, Proc. 23rd IS&T/SPIE Symposium on Electronic Imaging, pp.78660W-{1-9}, (2011).

86. Material Classification for Printed Circuit Boards by Kernel Fisher Discriminant Analysis, T.Horiuchi, Y.Suzuki and S.Tominaga, Proc. IAPR Computational Color Imaging Workshop (CCIW2011), pp.75-84, (2011).

87. Estimation of Multiple Illuminants Based on Specular Highlight Detection, Y.Imai, Y.Kato, H.Kadoi, T.Horiuchi and S.Tominaga, Proc. IAPR Computational Color Imaging Workshop (CCIW2011), pp.85-98, (2011).

88. Color Naming Experiment Using 2D And 3D Rendered Samplers, M.Tanaka, S.Tominaga and T.Horiuchi, Proc. Midterm Meeiting of the International Colour Association (AIC 2011), pp.90-93, (2011).

89. Quality Improvement for Omnidirectional Spectral Images Captured with a Fisheye Lens, T.Horiuchi, S.Tominaga and S.Abe, Proc. 6th edition of Gjovik Color Imaging Symposium (GCIS 2011), (2011).

90. Spectral Estimation of Fluorescent Objects Using Visible Lights and an Imaging Device, S.Tominaga, T.Horiuchi and T.Kamiyama, Proc. IS&T/SID's 19th Color Imaging Conference (CIC19), pp.352-356,(2011).

91. Appropriate Observation Condition of Diagonal-Pixel- Offset Projection for Improving Visual Resolution, T.Horiuchi, Y.Fukuda, Y.Kohda and S.Tominaga, Proc. 18th International Display Workshop (IDW'11), pp.357-360, (2011).

92. Color Analysis and Image Rendering of Woodblock Prints with Oil-based Ink, T.Horiuchi, T.Tanimoto and S.Tominaga, Proc. 24th IS&T/SPIE Symposium on Electronic Imaging, pp.8292R-{1-8}, (2012).

93. Illumination-Invariant Representation for Natural Color Images and Its Application, A.Ibrahim, T.Horiuchi and S.Tominaga, Proc. IEEE Southwest Symposium on Image Analysis and Interpretation (SSIAI2012), pp.157-160, (2012).

94. Color Appearance Control for Color Vision Deficiency by Projector-Camera System, Y.Koshikizawa, T.Horiuchi and S.Tominaga, Proc. IS&Tfs 6th European Conference on Colour in Graphics, Imaging (CGIV 2012), pp.11-16, (2012).

95. Color Naming Experiment using Plural Color Stimuli under Different Viewing Environments, M.Tanaka, T.Horiuchi and S.Tominaga, Proc. Interim Meeting of the International Colour Association (AIC 2012), pp.72-75, (2012).

96. An Effective Method for Illumination-Invariant Representation of Color Images, T.Horiuchi, A.Ibrahim, H.Kadoi and S.Tominaga, Proc. ECCV workshop on Color and Photometry in Computer Vision (CPCV 2012), (2012).

97. Color Naming Estimation of Multiple Light Sources from Specular Highlights, Y.Kato, T.Horiuchi and S.Tominaga, Proc. IEEE 21st International Conference on Pattern Recognition (ICPR 2012), (2012).

98. Scene Illuminant Estimation of Multiple Light Sources, S.Tominaga, T.Horiuchi and Y.Kato, Proc. IS&T/SID's 20th Color Imaging Conference (CIC20), (2012).

99. Material classification of object surfaces by using spectral reflectance and polarization property, S.Tominaga, H.Kadoi, K.Hirai and T.Horiuchi, Proc. 25th IS&T/SPIE Symposium on Electronic Imaging, (2013).

100. Precise Estimation of Painting Surfaces for Digital Archiving, T.Tanimoto, T.Horiuchi and S.Tominaga, Proc. 4th IAPR Computational Color Imaging Workshop, (2013).

101. An Integrated Spectral Imaging System for Exact Color Image Production, S.Tominaga, D.Nishioka, K.Hirai and T.Horiuchi, Proc. OSA Imaging Systems and Applications (IS), (2013).

102. Visual Perception of Fluorescent and Neon Colors on an LCD Monitor, M.Tanaka, T.Horiuchi and S.Tominaga, Proc. Congress of the International Colour Association (AIC), (2013).

103. Estimation of Painting Surfaces Using a Six-band Scanner, S.Tominaga, S.Nakamoto, K.Hirai and T.Horiuchi, Proc. Congress of the International Colour Association (AIC), (2013).

104. Estimation of Bispectral Matrix for Fluorescent Objects, S.Tominaga, K.Hirai and T.Horiuchi, Proc. The Colour and Visual Computing Symposium (CVCS 2013), (2013).

105. Extraction of Artistsf Color Features of Art Paintings and its Application to Color Image Correction, S.Tominaga, Y.Imai, R.Saito and T.Horiuchi, Proc. IS&T/SID's 21st Color Imaging Conference (CIC21), (2013).

106. An Assessment of Simultaneous Dynamic Range for HDR Rendering, Y.Izumisawa, T.Horiuchi, K.Hirai and S.Tominaga, Proc. Asia Color Association Conference (ACA2013), (2013).

107. An LED-based Spectral Imaging System for Surface Reflectance and Normal Estimation, K.Hirai, T.Tanimoto, K.Yamamoto, T.Horiuchi and S.Tominaga, Proc. IEEE Workshop on Colour and Multispectral Imaging in SITIS 2013, (2013).

108. Estimation of Two Illuminant Spectral Power Distributions from Highlights of Overlapping Illuminants, N.T.D. Hang, T.Horiuchi, K.Hirai and S.Tominaga, Proc. IEEE Workshop on Colour and Multispectral Imaging in SITIS 2013, (2013).

109. Investigation of Japanese Onomatopoeias as Features for SHITSUKAN-based Image Retrieval, Y. Wu, K.Hirai and T.Horiuchi, Proc. IEEE International Ph.D. Workshop on Multimedia Computing Research, Anaheim, (2013).

110. Spectral analysis of omnidirectional color signals in natural scenes, S.Tominaga, D.Watanabe, K.Hirai and T.Horiuchi, Proc. 25th IS&T/SPIE Symposium on Electronic Imaging, (2014).

111. Color Image Recovery System from Printed Gray Image, J.Lin, T.Horiuchi, K.Hirai and S.Tominaga, Proc. 2014 IEEE Southwest Symposium on Image Analysis and Interpretation(SSIAI 2014), (2014).

112. Color-Texture Transfer of Art Paintings to Digital Photographs, K.Tamagawa, T.Horiuchi, K.Hirai and S.Tominaga, Proc. International Congress of Imaging Science 2014 (ICIS 2014), (2014).

113. Measurement and Modeling of Bidirectional Characteristics of Fluorescent Objects, S.Tominaga, K.Hirai and T.Hoiriuchi, Proc. 16th International Symposium on Multispectral Colour Science, (2014).

114. An HDR Spectral Imaging System for Time-Varying Omnidirectional Scene, K.Hirai, N.Osawa, T.Horiuchi and S.Tominaga, Proc. 22nd International Conference on Pattern Recognition, (2014).

115. Prediction of Incomplete Chromatic Adaptation under Illuminant A from Images, S.Tominaga, T.Horiuchi, S.Nakajima and M.Yano, Proc. IS&T/SID's 22nd Color Imaging Conference (CIC22), (2014).

116. Comparison of Fluorescent Color Perception using Real Objects and LCD Monitor, K.Hirai, M.Yamaguchi, T.Horiuchi and S.Tominaga, Proc. AIC2014 Interim Meeting, (2014).

117. An Investigation of the Appearance Harmony of Materials, M.Tanaka and T.Horiuchi, Proc. AIC2014 Interim Meeting, (2014).

118. Image Quality Metrics for Color Breakup Based on Perceived Image Simulation, K.Hirai, N.Torige, T.Horiuchi, S.Tominaga, T.Shibuya, F.Hasegawa and M.Nose, Proc. 21st International Display Workshop (IDW'14), (2014).

119. Development of a Dynamic Relighting System for Moving Planar Objects with Unknown Reflectance, R.Nakahata, K.Hirai, T.Horiuchi and S.Tominaga, Proc. CCIW2015, (2015).

120. Driving Features from Spectral Reflectance Images for Improving Minute Object Detection, A.Ibrahim, A.T.Khalil, T.Horiuchi and S.Tominaga, Proc.NRSC2015, (2015).

121. An Investigation of the Appearance Harmony using Real Materials and Displayed Images, M.Tanaka and T.Horiuchi, Proc. AIC2015, (2015).

122. Spectral Gigapixel Imaging System for Omnidirectional Outdoor Scene Measurement, M.Hori, N.Osawa, K.Hirai, T.Horiuchi and S.Tominaga, Proc. MCS2015, (2015).

123. Bispectral Estimation of Fluorescent Objects, S.Tominaga, K.Hirai and T.Horiuchi, Proc. Imaging and Applied Optics Congress, (2015).

124. Estimation of Spectral Reflectance of Watercolor Painting by the Two-Constant Method in the Kubelka-Munk Theory, Y.Kuma, S.Tominaga, K.Hirai and T.Horiuchi, Proc.ICAI2015, (2015).

126. Effects of Material Appearance on Visual Memory, T.Horiuchi, J.Lin and K.Hirai, Proc. AECIA2015, (2015).

127. Color Vision Deficiency Test using Multi-primary Image Projector, K. Hirai, S. Takehi and T. Horiuchi, Proc. ECVP2015, (2015).

128. Visual Quality Improvement of Color-Embedded Gray Images for a Reversible Color-to-Gray Algorithm, K. Hirai, S. Takehi and T. Horiuchi, Proc. ECVP2015, (2015).

129. Photometric and Geometric Measurements based on Multi-primary Image Projector, K. Hirai, D. Irie and T. Horiuchi, Proc. CVCS2015, (2015).

130. Bispectral Interreflection Estimation of Fluorescent Objects, S. Tominaga, K. Kato, K. Hirai and T. Horiuchi, Proc. CIC23, (2015).

131. Construction of Manga Materials Database for Analyzing Perception of Materials in Line Drawings, Y. Saito, K. Hirai and T. Horiuchi, Proc. CIC23, (2015).

132. Perceptual Dependencies between Texture and Color in Fabric Appearance, T.Katsunuma, K.Hirai and T.Horiuchi, Proc. IS&T Electronic Imaging, (2016).

133. Modeling and Estimation for Surface-Spectral Reflectance of Watercolor Paintings, S.Tominaga et al., Proc. IS&T Electronic Imaging, (2016).

134. Measuring Spectral Reflectance and 3D Shape using Multi-primary Image Projector, K.Hirai, R.Nakahata and T.Horiuchi, Proc. Multispectral Colour Science, (2016).

135. Influence of Viewing Conditions on Perceptual Qualities of Materials, K.Kato, K.Hirai and T.Horiuchi, Proc. Asia Pacific Conference on Vision, (2016).

136. Effects of 3D shape on Lightness Perception, K.Kato, K.Hirai and T.Horiuchi, Proc. Asia Pacific Conference on Vision, (2016).

137. Effects of Texture on Lightness Perception, K.Kato, K.Hirai and T.Horiuchi, Proc. Asia Pacific Conference on Vision, (2016).

138. Memory Effects in gold material perception, T.Horiuchi, Q.Zheng and K.Hirai, Proc. 4th CIE Expert Symposium on Colour and Visual Appearance, (2016).

139. Physical index for judging appearance harmony of materials, M.Tanaka and T.Horiuchi, Proc. Proc. 4th CIE Expert Symposium on Colour and Visual Appearance, (2016).

140. Spectral Image Analysis and Appearance Reconstruction of Fluorescent Objects under Different Illuminations, S.Tominaga, K.Kato, K.Hirai, T.Horiuchi, Proc. Proc. 4th CIE Expert Symposium on Colour and Visual Appearance, (2016).

141. Perception of Gold Materials by Projecting Solid Colour on Black Materials, M.Tanaka and T.Horiuchi, Proc. AIC2016 Interim Meeting, (2016).

142. Spectral Image Analysis of Florescent Objects with Mutual Illumination, S. Tominaga, K. Kato, K. Hirai and T. Horiuchi, Proc. CIC24, (2016).

143. Appearance Decomposition and Reconstruction of Textured Fluorescent Objects, S. Tominaga, K. Kato, K. Hirai and T. Horiuchi, Proc. IS&T Electronic Imaging, (2017).

144. Interactive Object Surface Retexturing using Perceptual Quality Indexes, K.Hirai, W.Suzuki, Y.Yamada and T.Horiuchi, Proc. IS&T Electronic Imaging, (2017).

145. Edge-Preserving Error Diffusion for Multi-Toning Based on Dual Quantization, T.Kiyotomo, K.Hoshino, Y.Tsukano, H.Kibushi and T.Horiuchi, Proc. IS&T Electronic Imaging, (2017).

146. Video Smoke Removal based on Smoke Imaging Model and Space-Time Pixel Compensation, S.Yamaguchi, K.Hirai and T.Horiuchi, Proc. 6th Computational Color Imaging Workshop, (2017).

147. Analysis of Material Representation of Manga Line Drawings using Convolutional Neural Networks, T.Horiuchi, Y.Saito and K.Hirai, Proc. 25th Color Imaging Conference, (2017).

148. PuRet:Material Appearance Enhancement Considering Pupil and Retina Behaviors, M.Tanaka, R.Arai and T.Horiuchi, Proc. 25th Color Imaging Conference, (2017).

149. Correlation Analysis between Wood Eigen Textures and Perceptual Qualities, Y.Yamada, K.Hirai and T.Horiuchi, Proc. 25th Color Imaging Conference, (2017).

150. Appearance Reconstruction of Fluorescent Objects for Different Materials and Light Source, S.Tominaga, K.Kato, K.Hirai and T.Horiuchi, Proc. 25th Color Imaging Conference, (2017).

151. Perception of Metallic Materials by Projecting Solid Color on Nonmetallic Materials, M.Tanaka and T.Horiuchi, Proc. 13th AIC International Congress, (2017).

152. Changes of Pupil Size during Colored Texture Observation, R.Arai, M.Tanaka, T.Horiuchi, Proc. 13th AIC International Congress, (2017).

153. A Memory Effect in Metallic Material Perception, P.Kondo, M.Tanaka, T.Horiuchi, Proc. 13th AIC International Congress, (2017).

154. Contribution of ipRGC to the Fluorescent Feeling, Y.Tanaka, K.Hirai, M.Tanaka, T.Horiuchi and K.Okajima, Proc. 13th AIC International Congress, (2017).

155. Effect of Projection Mapping on Haptic Perception of Texture, K.Hirai, T.Katsunuma and T.Horiuchi, Proc. International Display Workshops, (2017).

156. Integrated Algorithm for Block-Permutation-Based Encryption with Reversible Data Hiding, A.Anu, S.Imaizumi, T.Horiuchi and H.Kiya, Proc. APSIPA ASC, (2017).

157. Evaluation for faithful reproduction of star fields in a planetarium, Journal of Imaging Science and Technology, M.Tanaka, T.Horiuchi, K.Otani and P.Hung, Proc. IS&T Electronic Imaging, (2018).

158. General method for estimating fluorescent Donaldson matrices, S.Tominaga, K.Hirai and T.Horiuchi, Proc. IS&T Electronic Imaging, (2018).