Keiko Imai

Publication Activity (10 Years)

Years Active: 1988-2021
Publications (10 Years): 5

Top Topics

Computationally Intensive

Optimization Problems

Top Venues

Optim. Methods Softw.

IEICE Trans. Fundam. Electron. Commun. Comput. Sci.

J. Inf. Process.

Publications

Masahiro Onda, Masaki Moriguchi, Keiko Imai
Automatic Drawing of Complex Metro Maps. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2021)
Yuya Higashikawa, Keiko Imai, Takeharu Shiraga, Noriyoshi Sukegawa, Yusuke Yokosuka
Minimum point-overlap labelling. Optim. Methods Softw. 36 (2-3) (2021)
Hiroshi Imai, Keiko Imai, Hidefumi Hiraishi
Extended formulations of lower-truncated transversal polymatroids. Optim. Methods Softw. 36 (2-3) (2021)
Yusuke Yokosuka, Keiko Imai
Polynomial Time Algorithms for Label Size Maximization on Rotating Maps. J. Inf. Process. 25 (2017)
Yuya Higashikawa, Keiko Imai, Yusuke Matsumoto, Noriyoshi Sukegawa, Yusuke Yokosuka
Minimum Point-Overlap Labeling. CIAC (2017)
Yusuke Yokosuka, Keiko Imai
Polynomial Time Algorithms for Label Size Maximization on Rotating Maps. CCCG (2013)
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
On Total Unimodularity of Edge-Edge Adjacency Matrices. Algorithmica 67 (2) (2013)
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
On Totally Unimodularity of Edge-Edge Adjacency Matrices. COCOON (2011)
Yusuke Matsumoto, Naoyuki Kamiyama, Keiko Imai
An approximation algorithm dependent on edge-coloring number for minimum maximal matching problem. Inf. Process. Lett. 111 (10) (2011)
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
Distance k-sectors exist. Comput. Geom. 43 (9) (2010)
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
-sectors exist. SCG (2010)
Keiko Imai, Akitoshi Kawamura, Jirí Matousek, Daniel Reem, Takeshi Tokuyama
Distance k-Sectors Exist CoRR (2009)
Yusuke Yokosuka, Keiko Imai
Guaranteed-quality anisotropic mesh generation for domains with curved boundaries. Comput. Aided Des. 41 (5) (2009)
Yusuke Matsumoto, Keiko Imai, Hisashi Suzuki
Curved Voronoi Diagrams Consisting of Influence Areas with Differentiable Boundaries. ISVD (2007)
Keiko Imai
Special Section on Discrete Mathematics and Its Applications. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (5) (2007)
Kimikazu Kato, Hiroshi Imai, Keiko Imai
Error Analysis of a Numerical Calculation about One-qubit Quantum Channel Capacity. ISVD (2007)
Shigeki Toriumi, Hisao Endo, Keiko Imai
Label Size Maximization for Rectangular Node Labels. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (4) (2006)
Kimikazu Kato, Mayumi Oto, Keiko Imai, Hiroshi Imai
On a Geometric Structure of Pure Multi-qubit Quantum States and Its Applicability to a Numerical Computation. ISVD (2006)
Takayuki Kameda, Keiko Imai
Map Label Placement for Points and Curves. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (4) (2003)
Hiroshi Imai, Tomonari Masada, Fumihiko Takeuchi, Keiko Imai
Enumerating Triangulations in General Dimensions. Int. J. Comput. Geom. Appl. 12 (6) (2002)
Ryo Kato, Keiko Imai, Takao Asano
An Improved Algorithm for the Minimum Manhattan Network Problem. ISAAC (2002)
Kunihiko Sadakane, Hiroshi Imai, Kensuke Onishi, Mary Inaba, Fumihiko Takeuchi, Keiko Imai
Voronoi Diagrams by Divergences with Additive Weights. SCG (1998)
Yoshiaki Kyoda, Keiko Imai, Fumihiko Takeuchi, Akira Tajima
A Branch-and-Cut Approach for Minimum Weight Triangulation. ISAAC (1997)
Tomonari Masada, Hiroshi Imai, Keiko Imai
Enumeration of Regular Triangulations. SCG (1996)
Tsuyoshi Ono, Yoshiaki Kyoda, Tomonari Masada, Kazuyoshi Hayase, Tetsuo Shibuya, Motoki Nakade, Mary Inaba, Hiroshi Imai, Keiko Imai, David Avis
A Package for Triangulations. SCG (1996)
Michael E. Houle, Hiroshi Imai, Keiko Imai, Jean-Marc Robert, Peter Yamamoto
Approximation and Applications. Discret. Appl. Math. 43 (3) (1993)
Yasukazu Aoki, Hiroshi Imai, Keiko Imai, David Rappaport
Probing a Set of Hyperplanes by Lines and Related Problems. WADS (1993)
Hiromi Aonuma, Hiroshi Imai, Keiko Imai, Takeshi Tokuyama
Maximin Location of Convex Objects in a Polygon and Related Dynamic Voronoi Diagrams. SCG (1990)
Michael E. Houle, Hiroshi Imai, Keiko Imai, Jean-Marc Robert
-Approximation and Applications. WADS (1989)
Keiko Imai, S. Sumino, Hiroshi Imai
Minimax Geometric Fitting of Two Corresponding Sets of Points. SCG (1989)
Peter Yamamoto, Kenji Kato, Keiko Imai, Hiroshi Imai
Algorithms for Vertical and Orthogonal L1 Linear Approximation of Points. SCG (1988)