

Publications
 Y. Kenmochi.
"Discrete Combinatorial Polyhedra: Theory and Applications,"
Chiba University, Japan, March 1998.
 P. Ngo, Y. Kenmochi, N. Passat and H. Talbot.
"Combinatorial structure of rigid transformations in 2D digital images",
Computer Vision and Image Understanding,
Vol. 117, Issue 4, pp. 393408, April 2013.
 Y. Thibault, A. Sugimoto and Y. Kenmochi.
"3D discrete rotations using hinge angles",
Theoretical Computer Science, Vol. 412, Issue 15,
pp.13781391, March 2011.
 R. Zrour, Y. Kenmochi, H. Talbot, L. Buzer,
Y. Haman, I. Shimizu and A. Sugimoto.
"Optimal consensus set for digital line and plane fitting",
International Journal of Imaging Systems and Technology,
Vol. 21, pp.4547, February, 2011.
 Y. Thibault, Y. Kenmochi and A. Sugimoto.
"Computing upper and lower bounds of rotation angles from
digital images",
Pattern Recognition, Vol.42, No.8, pp.17081717,
August 2009.
 Y. Kenmochi, L. Buzer, A. Sugimoto and I. Shimizu.
"Discrete plane segmentation and estimation from a point cloud using
local geometric patterns,"
International Journal of Autumation and Computing,
Vol.5, No.3, pp.246256, July 2008.
 Y. Kenmochi and Y. Nomura.
"Local configurations in discrete combinatorial surfaces",
Image and Vision Computing, Vol.25, pp. 16571670, October 2007.
 Y. Kenmochi and A. Imiya.
"Combinatorial boundary of a 3D lattice point set",
Journal of Visual Communication and Image Representation,
Vol. 17, No. 4, pp. 738766, August 2006.
 Y. Kenmochi.
"A survey of discrete shape analysis for computer imagery" (in Japanese),
Journal of IEICE,
Vol. J87DII, No. 7, pp. 13731390, July 2004.
best paper award of Information and Systems Society of IEICE
 J. Iwamoto, K. Kotani, Y. Kenmochi and I. Nagasawa.
"3D graph structure extraction of the gallery regions for Xray CT images of wooden statues of buddha"
(in Japanese),
Journal of ITE,
Vol. 58, No. 4, pp. 514521, April 2004.
 M. Couprie, G. Bertrand and Y. Kenmochi.
"Discretization in 2D and 3D orders",
Graphical Models, Vol.65, No.3, pp.7791, May 2003.
 H. Imamura, Y. Kenmochi and K. Kotani.
"Estimation of Optical Flow for Brightness Change
Using a ThreeDimensional Voting Space" (in Japanese),
Journal of IEICE,
Vol. J85DII, No. 1, pp. 1222, January 2002.
 H. Imamura, Y. Kenmochi and K. Kotani.
"Estimation of Optical Flow for Occlusion Using Extrapolation"
(in Japanese), Journal of IEICE,
Vol. J84DII, No. 8, pp. 16361644, August 2001.
 Y. Saito, Y. Kenmochi and K. Kotani.
"Extraction and Removal of Eyeglasses Frame Region in Facial Images
Using Prametric Model of Eyeglasses Frame" (in Japanese),
Journal of IEICE,
Vol. J82DII, No. 5, pp. 880890, May 1999.
 Y. Kenmochi, A. Imiya and A. Ichikawa.
"Boundary Extraction of Discrete Objects",
Computer Vision and Image Understanding,
Vol. 71, No.3, pp. 281293, September 1998.
 Y. Kenmochi, A. Imiya and A. Ichikawa.
"Discrete Combinatorial Geometry",
Pattern Recognition,
Vol. 30, No. 10, pp. 17191728, October 1997.
 Y. Kenmochi and A. Imiya.
"Deformation of Discrete Surfaces,"
in Advances in Digital and Computational Geometry,
A. Rosenfeld, F. Sloboda and R. Klette (Eds.),
pp. 285316, Springer, 1998.
 P. Ngo, Y. Kenmochi, N. Passat and H. Talbot.
"Combinatorial properties of 2D discrete rigid transformations under
pixelinvariance constraints",
in LNCS 7655 : Proceesings of 15th International workshop on
Combinatorial Image Analysis,
R. P. Barneva, V. E. Brimkov, J. K. Aggarwal (éditeurs),
pp. 234248, Austin, November 2012.
 E. Andres, G. LargeteauSkapin, R. Zrour, A. Sugimoto and Y. Kenmochi.
"Optimal consensus set and preimage of 4Connected circles in a noisy environment",
in Proceedings of 2012 International Conference on Pattern Recognition, ICPR2012,
pp.37743777, Tsukuba, November 2012.
 M. Postolski, M. Janaszewski, Y. Kenmochi et J.O. Lachaud.
"Tangent estimation along 3D digital curves",
in Proceedings of 2012 International Conference on Pattern Recognition, ICPR2012,
pp.20792082, Tsukuba, November 2012.
 S. J. F. Guimarães, J. Cousty, Y. Kenmochi and L. Najman.
"A hierarchical image segmentation algorithm based on an observation scale",
in LNCS 7626 : Structural, Syntactic and Statistical Pattern Recognition,
Proceedings of S+SSPR2012,
G. L. Gimel'farb, E. R. Hancock, A. Imiya, and A. Kuijper, M. Kudo,
S. Omachi, T. Windeatt, K. Yamada (éditeurs),
pp. 116125, Hirosima, November 2012.
 D. Aiger, Y. Kenmochi and H. Talbot.
"Efficiently robust digital hyperplane fitting with bounded error",
in LNCS 6607 : Discrete Geometry for Computer Imagery,
Proceedings of 16th International Conference, DGCI2011,
I. DebledRennesson, E. Domenjoud, B. Kerautret, P. Even (éditeurs),
pp. 223234, Nancy, April 2011.
 Y. Kenmochi, L. Buzer and H. Talbot.
"Efficiently computing optimal consensus of digital line
fitting", in Proceedings of 2010 International
Conference on Pattern Recognition, pp.10641068,
Istanbul, August 2010.
 Y. Thibault, A. Sugimoto and Y. Kenmochi.
"Hinge angles for 3D discrete rotations",
in LNCS 5842 : Proceedings of 13th International Workshop
on Combinatorial Image Analysis,
P. Wiederhold, R. P. Barneva (Eds.),
pp.122134, Mexico, November 2009.
 R. Zrour, Y. Kenmochi, H. Talbot, L. Buzer,
Y. Hamam, I. Shimizu and A. Sugimoto.
"Optimal consensus set for digital line fitting",
in Progress in Combinatorial Image Analysis :
Proceedings of 13th International Workshop on
Combinatorial Image Analysis,
P. Wiederhold, R. P. Barneva (Eds.),
Research Publishing Services, pp. 93107,
Mexico, November 2009.
 R. Zrour, Y. Kenmochi, H. Talbot, L. Buzer,
Y. Hamam, I. Shimizu and A. Sugimoto.
"Optimal consensus set for digital line fitting",
in Proceedings of 3DIM'09 ICCV Satellite Workshop,
pp. 18171824, Kyoto, Japan, October 2009.
 R. Zrour, Y. Kenmochi, H. Talbot, I. Shimizu and A. Sugimoto.
"Combinatorial optimization for fitting of digital line and plane",
in Proceedings of PSIVT'09 CVIM Workshop, pp. 3541,
Tokyo, Japan, January 2009.
 Y. Kenmochi, L. Buzer, A. Sugimoto and I. Shimizu.
"Digital planar surface segmentation using local geometric patterns",
in LNCS 4992: Discrete Geometry for Computer Imagery,
Proceedings of 14th International Conference, DGCI2008,
D. Coeurjolly, I. Sivignon, L. Tougne, F. Dupont (Eds.),
pp. 322333, Lyon, France, April 2008.
 H. Natsumi, A. Sugimoto and Y. Kenmochi.
"Predicting corresponding region in a third view using discrete epipolar lines",
in LNCS 4992: Discrete Geometry for Computer Imagery,
Proceedings of 14th International Conference, DGCI2008,
D. Coeurjolly, I. Sivignon, L. Tougne, F. Dupont (Eds.),
pp. 470481, Lyon, France, April 2008.
 Y. Thibault, Y. Kenmochi and A. Sugimoto.
"Computing admissible rotation angles from rotated digital images",
in LNCS 4958: Proceedings of International Workshop on
Combinatorial Image Analysis,
V. E. Brimkov, R. P. Barneva, H. A. Hauptman (Eds.),
pp. 99111, Buffalo, USA, April 2008.
best student paper award
 Y. Kenmochi, L. Buzer, A. Sugimoto and I. Shimizu.
"Planar surface segmentation of a point cloud using local geometric patterns",
in Proceedings of ACCV'07 Workshop on Multidimensional and
Multiview Image Processing, Tokyo, Japan, November 2007.
 M. Hamanaka, Y. Kenmochi and A. Sugimoto.
"Discrete epipolar geometry",
in LNCS 3429:
Discrete Geometry
for Computer Imagery,
Proceedings of 12th International Conference, DGCI2005,
E. Andres, G. Damiand and P. Lienhardt (Eds),
pp. 324335, Poitiers, France, April 2005.
 Y. Kenmochi and Y. Nomura.
"Local point configurations of discrete combinatorial surfaces",
in LNCS 3429:
Discrete Geometry for Computer Imagery,
Proceedings of 12th International Conference, DGCI2005,
E. Andres, G. Damiand and P. Lienhardt (Eds),
pp. 336347, Poitiers, France, April 2005.
 N. Ohnishi, A. Imiya and Y. Kenmochi.
"Temporal model based robot navigation using optical flow",
in Proceedings of Mirage 2005, pp. 3544, INRIA Rocquentcourt, France, March 2005.
 Y. Kenmochi and A. Imiya.
"Combinatorial topologies for discrete planes",
in LNCS 2886:
Discrete Geometry
for Computer Imagery,
Proceedings of 11th International Conference, DGCI2003,
I. Nyström, G. Sanniti di Baja and S. Svensson (Eds),
pp. 144153, Naples, Italy, November 2003.
 T. Yabui, Y. Kenmochi and K. Kotani.
"Facial expression analysis from 3D range images;
comparison with the analysis from 2D images and their integration",
in Proceedings of IEEE International Conference on Image Processing,
Vol. 2, pp. 879882, Barcelona, Spain, September 2003.
 Y. Kenmochi.
"A survey of shape representation techniques for discrete image analysis",
in Proceedings of SPIE, Vision Geometry XI, Vol. 4794, pp. 129140,
L. J. Latecki, D. M. Mount, and A. Y. Wu (Eds),
Seattle, USA, July 2002.
 Y. Kenmochi.
"Discrete planes: comparison of geometric and topological representations",
in Proceedings of
Denis Richard 60th Birthday Conference,
ClermontFerrand, France, May 2002.
 M. Couprie, G. Bertrand and Y. Kenmochi.
"Discretization in 2D and 3D orders",
in LNCS 2301: Discrete Geometry for Computer Imagery,
Proceedings of 10th International Conference, DGCI2002,
A. Braquelaire, J.O. Lachaud and A. Vialard (Eds.),
pp. 301312, Springer, Bordeaux, France, April 2002.
 J. Iwamoto, Y. Kenmochi, K. Kotani and I. Nagasawa.
"Extraction of a 3D graph structure of wormholes in a wooden statue of Buddha
by Xray CT image analysis",
in Proceedings of the 5th Asian Conference on Computer Vision, ACCV2002,
Vol. 2, pp. 864870, Melbourne, Australia, January 2002.
 Y. Kenmochi and A. Imiya.
"Discrete Polyhedrization of a Lattice Point Set",
in LNCS 2243; Digital and Image Geometry,
G. Bertrand, A. Imiya and R. Klette (Eds.),
pp. 148160, SpringerVerlag, 2002.
 Y. Kenmochi, C. Li and K. Kotani.
"Flatness Analysis of ThreeDimensional Images for Global Polyhedrization",
in LNCS 2124; Computer Analysis of Images and Patterns,
Proceedings of 9th International Conference, CAIP2001,
W. Skarbek (Ed.), pp. 482492,
Warsaw, Poland, September 2001.
 A. Imiya, A. Ito and Y. Kenmochi.
"Inverse Quantization of Digital Binary Images for Resolution Conversion",
in LNCS 2106; Proceedings of 3rd International Conference, ScaleSpace2001,
M. Kerckhove (Ed.), pp. 426434, SpringerVerlag and IEEE/CS 2001,
Vancouver, Canada, July 2001.
 Y. Kenmochi and A. Imiya.
"Polyhedral Set Operations for 3D Discrete Object Deformation",
in LNCS 2106; Proceedings of 3rd International Conference, ScaleSpace2001,
M. Kerckhove (Ed.),
pp. 417425, SpringerVerlag and IEEE/CS 2001, Vancouver, Canada, July 2001.
 Y. Kenmochi, A. Imiya, T. Nomura and K. Kotani.
"Extraction of Topological Features from Sequential Volume Data",
in LNCS 2059; Proceedings of 4th International Workshop on Visual Form, IWVF4,
C. Arcelli, L. P. Cordella and G. Sanniti di Baja (Eds.),
pp. 333345, Springer, Capri, Italy, May 2001.
 Y. Kenmochi and A. Imiya.
"Naive Planes as Discrete Combinatorial Surfaces",
in LNCS 1953; Proceedings of 9th International Workshop, DGCI2000,
G. Borgefors, I. Nyström and G. Sanniti di Baja (Eds.),
pp. 249261, SpringerVerlag, Uppsala, Sweden, December 2000.
 Y. Saito, Y. Kenmochi and K. Kotani.
"Extraction of a Symmetric Object for Eyeglass Face Analysis
Using Active Contour Model,"
in Proceedings of 2000 International Conference on Image Processing,
Vol. II, pp. 231234, Vancouver, Canada, September 2000.
 H. Imamura, Y. Kenmochi and K. Kotani.
"Estimation of Optical Flow for Occlusion Using Extrapolation,"
in Proceedings of 2000 International Conference on Image Processing,
Vol. I, pp. 828831, Vancouver, Canada, September 2000.
 Y. Shinza, Y. Saito, Y. Kenmochi and K. Kotani.
"Facial Expression Analysis by Integrating Information of
FeaturePoint Positions and Gray Levels of Facial Images,"
in Proceedings of 2000 International Conference on Image Processing,
Vol. I, pp. 466469, Vancouver, Canada, September 2000.
 Y. Kenmochi and R. Klette.
"Surface area estimation for digitized regular solids,"
in Proceedings of SPIE, Vol. 4117; Vision Geometry IX,
L. J. Latecki, D. M. Mount and A. Y. Wu (Eds.),
pp. 100111, San Diego, USA, July 2000.
 Y. Kenmochi and A. Imiya.
"On Combinatorial Properties of Discrete Planar Surfaces,"
in Gakuto International Series, Mathematical Sciences and Applications,
Vol. 14, Free Boundary Problems: Theory and Applications,
N. Kenmochi (Ed.),
pp. 255272, Gakkotosho, Chiba, Japan, November 2000.
 H. Imamura, Y. Kitaoka, Y. Kenmochi and K. Kotani.
"Estimation of Stereo Image Pairs from SingleCamera Views
for a Rotating Spherical Object Covered with Moving Texture",
in Proceedings of 1999 International Conference on Image Processing,
Vol. 4, pp. 400404, Kobe, Japan, October 1999.
 Y. Kenmochi, K. Kotani and A. Imiya.
"Marching Cubes Method with Connectivity",
in Proceedings of 1999 International Conference on Image Processing,
Vol. 4, pp. 361365, Kobe, Japan, October 1999.
 Y. Saito, Y. Kenmochi and K. Kotani.
"Estimation of Eyeglassless Facial Images Using Principal
Component Analysis",
in Proceedings of 1999 International Conference on Image Processing,
Vol. 4, pp. 197202, Kobe, Japan, October 1999.
 I. Terado, R. Tachino, Y. Kenmochi and K. Kotani.
"Reflection and Transparency Model of Rose Petals for
Computer Graphics Based on the MicroScopic Scale Structures",
in Proceedings of 1999 International Conference on Image Processing,
Vol. 3, pp. 593596, Kobe, Japan, October 1999.
 T. Kurozumi, Y. Shinza, Y. Kenmochi and K. Kotani.
"Facial Individuality and Expression Analysis by Eigenspace
Method Based on Class Features or Multiple Discriminant Analysis",
in Proceedings of 1999 International Conference on Image Processing,
Vol. 1, pp. 648652, Kobe, Japan, October 1999.
 Y. Kenmochi and A. Imiya.
"Discretization of threedimensional objects:
approximation and convergence",
in Proceedings of SPIE, Vol. 3454; Vision Geometry VII,
R. A. Melter, A. Y. Wu and L. J. Latecki (Eds.)
pp. 6474, San Diego, USA, July 1998.
 Y. Kenmochi and A. Imiya.
"Deformation of Discrete Object Surfaces",
in LNCS 1296; Computer Analysis of Images and Patterns,
Proceedings of 7th International Conference, CAIP'97,
G. Sommer, K. Daniilidis and J. Pauli (Eds.),
pp. 146153, SpringerVerlag, Kiel, Germany, September 1997.
 Y. Kenmochi and A. Imiya.
"Digitization of Planes: Approximation and Convergence",
Proceedings of SPIE, Vol. 3168; Vision Geometry VI,
R. A. Melter, A. Y. Wu and L. J. Latecki (Eds.)
pp. 328337, Spie, San Diego, USA, July 1997.
 Y. Kenmochi and A. Imiya.
"Shape Decomposition by Topology",
in Proceedings of the 3rd International Workshop on Visual Form,
C. Arcelli, L. P. Cordella and G. Sanniti di Baja (Eds.),
pp. 298307, World Scientific, Capri, Italy, May 1997.
 Y. Kenmochi, A. Imiya and N. Ezquerra.
"Polyhedra Generation from Lattice Points",
in LNCS 1176; Proceedings of 6th International Workshop, DGCI'96,
S. Miguet, A. Montanvert and S. Ubéda (Eds.),
pp. 127138, SpringerVerlag, Lyon, France, November 1996.
 Y. Kenmochi and A. Imiya.
"Combinatorial boundary tracking of a 3D lattice point set",
in Memoirs of the Faculty of Engineering, Okayama University,
Vol.38, Nos.1&2, pp.7390, March 2004.
