2007 |
24 | EE | Xuzhen Xie,
Mutsunori Yagiura,
Takao Ono,
Tomio Hirata,
Uri Zwick:
New Bounds for the Nearly Equitable Edge Coloring Problem.
ISAAC 2007: 280-291 |
23 | EE | Takao Ono,
Mutsunori Yagiura,
Tomio Hirata:
A Vector Assignment Approach for the Graph Coloring Problem.
LION 2007: 167-176 |
2006 |
22 | EE | Masafumi Miyazawa,
PeiFeng Zeng,
Naoyuki Iso,
Tomio Hirata:
A Systolic Algorithm for Euclidean Distance Transform.
IEEE Trans. Pattern Anal. Mach. Intell. 28(7): 1127-1134 (2006) |
21 | EE | Daisuke Adachi,
Tomio Hirata:
Refined Computations for Points of the Form 2kP Based on Montgomery Trick.
IEICE Transactions 89-A(1): 334-339 (2006) |
20 | EE | Hideaki Otsuki,
Tomio Hirata:
Inapproximability of the Edge-Contraction Problem.
IEICE Transactions 89-A(5): 1425-1427 (2006) |
2005 |
19 | EE | Akihisa Kako,
Takao Ono,
Tomio Hirata,
Magnús M. Halldórsson:
Approximation Algorithms for the Weighted Independent Set Problem.
WG 2005: 341-350 |
2003 |
18 | EE | Xuehou Tan,
Tomio Hirata:
Finding shortest safari routes in simple polygons.
Inf. Process. Lett. 87(4): 179-186 (2003) |
2002 |
17 | EE | PeiFeng Zeng,
Tomio Hirata:
Distance Map Based Enhancementfor Interpolated Images.
Theoretical Foundations of Computer Vision 2002: 86-100 |
1999 |
16 | | Xuehou Tan,
Tomio Hirata,
Yasuyoshi Inagaki:
Corrigendum to ``An Incremental Algorithm for Constructing Shortest Watchman Routes''.
Int. J. Comput. Geometry Appl. 9(3): 319-323 (1999) |
1997 |
15 | | Takao Asano,
Kuniaki Hori,
Takao Ono,
Tomio Hirata:
A Theoretical Framework of Hybrid Approaches to MAX SAT.
ISAAC 1997: 153-162 |
1996 |
14 | | Takao Asano,
Takao Ono,
Tomio Hirata:
Approximation Algorithms for the Maximum Satisfiability Problem.
SWAT 1996: 100-111 |
13 | EE | Tomio Hirata:
A Unified Linear-Time Algorithm for Computing Distance Maps.
Inf. Process. Lett. 58(3): 129-133 (1996) |
12 | | Takao Asano,
Takao Ono,
Tomio Hirata:
Approximation Algorithms for the Maximum Satisfiability Problem.
Nord. J. Comput. 3(4): 388-404 (1996) |
1995 |
11 | | Takao Ono,
Tomio Hirata,
Takao Asano:
An Approximation Algorithm for MAX 3-SAT.
ISAAC 1995: 163-170 |
1994 |
10 | | Xuehou Tan,
Tomio Hirata:
Shortest Safari Routes in Simple Polygon.
ISAAC 1994: 523-531 |
9 | | Tomio Hirata,
Jirí Matousek,
Xuehou Tan,
Takeshi Tokuyama:
Complexity of Projected Images of Convex Subdivisions.
Comput. Geom. 4: 293-308 (1994) |
1993 |
8 | | Xuehou Tan,
Tomio Hirata:
Constructing Shortest Watchman Routes by Divide-and-Conquer.
ISAAC 1993: 68-77 |
7 | | Xuehou Tan,
Tomio Hirata,
Yasuyoshi Inagaki:
An incremental algorithm for constructing shortest watchman routes.
Int. J. Comput. Geometry Appl. 3(4): 351-365 (1993) |
1991 |
6 | | Xuehou Tan,
Tomio Hirata,
Yasuyoshi Inagaki:
An Incremental Algorithm for Constructing Shortest Watchman Routes.
ISA 1991: 163-175 |
5 | | Xuehou Tan,
Tomio Hirata,
Yasuyoshi Inagaki:
The Intersection Searching Problem for c-Oriented Polygons.
Inf. Process. Lett. 37(4): 201-204 (1991) |
1990 |
4 | | Xuehou Tan,
Tomio Hirata,
Yasuyoshi Inagaki:
Spatial Point Location and Its Applications.
SIGAL International Symposium on Algorithms 1990: 241-250 |
1984 |
3 | EE | Tomio Hirata,
Kiyohito Kubota,
Osami Saito:
A sufficient condition for a graph to be weakly k-linked.
J. Comb. Theory, Ser. B 36(1): 85-94 (1984) |
1983 |
2 | | Takao Asano,
Tomio Hirata:
Edge-Contraction Problems.
J. Comput. Syst. Sci. 26(2): 197-208 (1983) |
1982 |
1 | | Takao Asano,
Tomio Hirata:
Edge-Deletion and Edge-Contraction Problems
STOC 1982: 245-254 |