Keiko Imai

32 papers B 4C 1Misc 1Journal 14Unranked 11
YearRankTypeTitle / Venue / Authors
2021 J jnl
Automatic Drawing of Complex Metro Maps.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Masahiro Onda, Masaki Moriguchi, Keiko Imai
2021 J jnl
Extended formulations of lower-truncated transversal polymatroids.
Optim. Methods Softw.
Hiroshi Imai, Keiko Imai, Hidefumi Hiraishi
2021 J jnl
Minimum point-overlap labelling.
Optim. Methods Softw.
Yuya Higashikawa, Keiko Imai, Takeharu Shiraga, Noriyoshi Sukegawa, Yusuke Yokosuka
2017 C conf
Minimum Point-Overlap Labeling.
CIAC
Yuya Higashikawa, Keiko Imai, Yusuke Matsumoto, Noriyoshi Sukegawa, Yusuke Yokosuka
2017 J jnl
Polynomial Time Algorithms for Label Size Maximization on Rotating Maps.
J. Inf. Process.
Yusuke Yokosuka, Keiko Imai
2013 J jnl
On Total Unimodularity of Edge-Edge Adjacency Matrices.
Algorithmica
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
2013 — conf
Polynomial Time Algorithms for Label Size Maximization on Rotating Maps.
CCCG
Yusuke Yokosuka, Keiko Imai
2011 J jnl
An approximation algorithm dependent on edge-coloring number for minimum maximal matching problem.
Inf. Process. Lett.
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
2011 Misc conf
On Totally Unimodularity of Edge-Edge Adjacency Matrices.
COCOON
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
2010 — conf
Distance
SCG
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
2010 J jnl
Distance k-sectors exist.
Comput. Geom.
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
2009 J jnl
Distance k-Sectors Exist
CoRR
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
2009 J jnl
Guaranteed-quality anisotropic mesh generation for domains with curved boundaries.
Comput. Aided Des.
Yusuke Yokosuka, Keiko Imai
2008 — ch.
Computational Geometry Analysis of Quantum State Space and Its Applications.
Generalized Voronoi Diagram
Kimikazu Kato, Mayumi Oto, Hiroshi Imai, Keiko Imai
2007 — conf
Curved Voronoi Diagrams Consisting of Influence Areas with Differentiable Boundaries.
ISVD
Yusuke Matsumoto, Keiko Imai, Hisashi Suzuki
2007 — conf
Error Analysis of a Numerical Calculation about One-qubit Quantum Channel Capacity.
ISVD
Kimikazu Kato, Hiroshi Imai, Keiko Imai
2007 J jnl
Special Section on Discrete Mathematics and Its Applications.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Keiko Imai
2006 J jnl
Label Size Maximization for Rectangular Node Labels.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Shigeki Toriumi, Hisao Endo, Keiko Imai
2006 — conf
On a Geometric Structure of Pure Multi-qubit Quantum States and Its Applicability to a Numerical Computation.
ISVD
Kimikazu Kato, Mayumi Oto, Keiko Imai, Hiroshi Imai
2003 J jnl
Map Label Placement for Points and Curves.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Takayuki Kameda, Keiko Imai
2002 B conf
An Improved Algorithm for the Minimum Manhattan Network Problem.
ISAAC
Ryo Kato, Keiko Imai, Takao Asano
2002 J jnl
Enumerating Triangulations in General Dimensions.
Int. J. Comput. Geom. Appl.
Hiroshi Imai, Tomonari Masada, Fumihiko Takeuchi, Keiko Imai
1998 — conf
Voronoi Diagrams by Divergences with Additive Weights.
SCG
Kunihiko Sadakane, Hiroshi Imai, Kensuke Onishi, Mary Inaba, Fumihiko Takeuchi, Keiko Imai
1997 B conf
A Branch-and-Cut Approach for Minimum Weight Triangulation.
ISAAC
Yoshiaki Kyoda, Keiko Imai, Fumihiko Takeuchi, Akira Tajima
1996 — conf
A Package for Triangulations.
SCG
Tsuyoshi Ono, Yoshiaki Kyoda, Tomonari Masada, Kazuyoshi Hayase, Tetsuo Shibuya, Motoki Nakade, Mary Inaba, Hiroshi Imai, Keiko Imai, David Avis
1996 — conf
Enumeration of Regular Triangulations.
SCG
Tomonari Masada, Hiroshi Imai, Keiko Imai
1993 J jnl
Orthogonal Weighted Linear
Discret. Appl. Math.
Michael E. Houle, Hiroshi Imai, Keiko Imai, Jean-Marc Robert, Peter Yamamoto
1993 B conf
Probing a Set of Hyperplanes by Lines and Related Problems.
WADS
Yasukazu Aoki, Hiroshi Imai, Keiko Imai, David Rappaport
1990 — conf
Maximin Location of Convex Objects in a Polygon and Related Dynamic Voronoi Diagrams.
SCG
Hiromi Aonuma, Hiroshi Imai, Keiko Imai, Takeshi Tokuyama
1989 — conf
Minimax Geometric Fitting of Two Corresponding Sets of Points.
SCG
Keiko Imai, S. Sumino, Hiroshi Imai
1989 B conf
Weighted Orthogonal Linear L
WADS
Michael E. Houle, Hiroshi Imai, Keiko Imai, Jean-Marc Robert
1988 — conf
Algorithms for Vertical and Orthogonal L1 Linear Approximation of Points.
SCG
Peter Yamamoto, Kenji Kato, Keiko Imai, Hiroshi Imai