Hiroki Arimura

2009
61	EE	Hideyuki Ohtani, Takuya Kida, Takeaki Uno, Hiroki Arimura: Efficient serial episode mining with minimal occurrences. ICUIMC 2009: 457-464
60	EE	Takashi Katoh, Hiroki Arimura, Kouichi Hirata: A Polynomial-Delay Polynomial-Space Algorithm for Extracting Frequent Diamond Episodes from Event Sequences. PAKDD 2009: 172-183
2008
59	EE	Takashi Uemura, Daisuke Ikeda, Hiroki Arimura: Unsupervised Spam Detection by Document Complexity Estimation. Discovery Science 2008: 319-331
58	EE	Hiroki Arimura: Efficient Algorithms for Mining Frequent and Closed Patterns from Semi-structured Data. PAKDD 2008: 2-13
57	EE	Shin-ichi Minato, Takeaki Uno, Hiroki Arimura: LCM over ZBDDs: Fast Generation of Very Large-Scale Frequent Itemsets Using a Compact Graph-Based Representation. PAKDD 2008: 234-246
56	EE	Takeaki Uno, Hiroki Arimura: Ambiguous Frequent Itemset Mining and Polynomial Delay Enumeration. PAKDD 2008: 357-368
55	EE	Takuya Kida, Tomoya Saito, Hiroki Arimura: Flexible Framework for Time-Series Pattern Matching over Multi-dimension Data Stream. PAKDD Workshops 2008: 1-12
54	EE	Tatsuya Asai, Seishi Okamoto, Hiroki Arimura: An Adaptive Algorithm for Splitting Large Sets of Strings and Its Application to Efficient External Sorting. PAKDD Workshops 2008: 13-25
2007
53	EE	Takeaki Uno, Hiroki Arimura: An Efficient Polynomial Delay Algorithm for Pseudo Frequent Itemset Mining. Discovery Science 2007: 219-230
52	EE	Hiroki Arimura, Takeaki Uno, Shinichi Shimozono: Time and Space Efficient Discovery of Maximal Geometric Graphs. Discovery Science 2007: 42-55
51	EE	Hiroki Arimura, Takeaki Uno: Mining Maximal Flexible Patterns in a Sequence. JSAI 2007: 307-317
50	EE	Hiroki Arimura, Takeaki Uno: An efficient polynomial space and polynomial delay algorithm for enumeration of maximal motifs in a sequence. J. Comb. Optim. 13(3): 243-262 (2007)
2006
49	EE	Shin-ichi Minato, Hiroki Arimura: Frequent Pattern Mining and Knowledge Indexing Based on Zero-Suppressed BDDs. KDID 2006: 152-169
48	EE	Jörg Rothe, Hiroki Arimura: Computational Challenges of Massive Data Sets and Randomness in Computation (J.UCS Special Issue on the First and Second Japanese-German Frontiers of Science Symposia). J. UCS 12(6): 579-580 (2006)
2005
47	EE	Hiroki Arimura, Takeaki Uno: An Output-Polynomial Time Algorithm for Mining Frequent Closed Attribute Trees. ILP 2005: 1-19
46	EE	Hiroki Arimura, Takeaki Uno: A Polynomial Space and Polynomial Delay Algorithm for Enumeration of Maximal Motifs in a Sequence. ISAAC 2005: 724-737
45	EE	Satoshi Morinaga, Hiroki Arimura, Takahiro Ikeda, Yosuke Sakao, Susumu Akamine: Key semantics extraction by dependency tree mining. KDD 2005: 666-671
44	EE	Shin-ichi Minato, Hiroki Arimura: Efficient Method of Combinatorial Item Set Analysis Based on Zero-Suppressed BDDs. WIRI 2005: 4-11
43	EE	Hiroki Arimura, Sanjay Jain: Preface. Theor. Comput. Sci. 348(1): 1-2 (2005)
2004
42	EE	Takeaki Uno, Tatsuya Asai, Yuzo Uchida, Hiroki Arimura: An Efficient Algorithm for Enumerating Closed Patterns in Transaction Databases. Discovery Science 2004: 16-31
41	EE	Takeaki Uno, Masashi Kiyomi, Hiroki Arimura: LCM ver. 2: Efficient Mining Algorithms for Frequent/Closed/Maximal Itemsets FIMI 2004
2003
40	EE	Tatsuya Asai, Hiroki Arimura, Takeaki Uno, Shin-Ichi Nakano: Discovering Frequent Substructures in Large Unordered Trees. Discovery Science 2003: 47-61
39	EE	Takeaki Uno, Tatsuya Asai, Yuzo Uchida, Hiroki Arimura: LCM: An Efficient Algorithm for Enumerating Frequent Closed Item Sets. FIMI 2003
38	EE	Hiroshi Sakamoto, Kouichi Hirata, Hiroki Arimura: Learning elementary formal systems with queries. Theor. Comput. Sci. 1(298): 21-50 (2003)
2002
37	EE	Hiroki Arimura: Efficient Text Mining with Optimized Pattern Discovery. CPM 2002: 17-19
36	EE	Tatsuya Asai, Hiroki Arimura, Kenji Abe, Shinji Kawasoe, Setsuo Arikawa: Online Algorithms for Mining Semi-structured Data Stream. ICDM 2002: 27-34
35	EE	Kenji Abe, Shinji Kawasoe, Tatsuya Asai, Hiroki Arimura, Setsuo Arikawa: Optimized Substructure Discovery for Semi-structured Data. PKDD 2002: 1-14
34	EE	Hiroki Arimura, Hiroshi Sakamoto, Setsuo Arikawa: Efficient Data Mining from Large Text Databases. Progress in Discovery Science 2002: 123-139
33	EE	Hiroshi Sakamoto, Hiroki Arimura, Setsuo Arikawa: Knowledge Discovery from Semistructured Texts. Progress in Discovery Science 2002: 586-599
32	EE	Tatsuya Asai, Kenji Abe, Shinji Kawasoe, Hiroki Arimura, Hiroshi Sakamoto, Setsuo Arikawa: Efficient Substructure Discovery from Large Semi-structured Data. SDM 2002
2001
31	EE	Hiroki Arimura, Hiroshi Sakamoto, Setsuo Arikawa: Efficient Learning of Semi-structured Data from Queries. ALT 2001: 315-331
30	EE	Hiroki Arimura, Hiroki Asaka, Hiroshi Sakamoto, Setsuo Arikawa: Efficient Discovery of Proximity Patterns with Suffix Arrays. CPM 2001: 152-156
29	EE	Toru Kasai, Gunho Lee, Hiroki Arimura, Setsuo Arikawa, Kunsoo Park: Linear-Time Longest-Common-Prefix Computation in Suffix Arrays and Its Applications. CPM 2001: 181-192
28	EE	Katsuaki Taniguchi, Hiroshi Sakamoto, Hiroki Arimura, Shinichi Shimozono, Setsuo Arikawa: Mining Semi-structured Data by Path Expressions. Discovery Science 2001: 378-388
27		Hiroshi Sakamoto, Yoshitsugu Murakami, Hiroki Arimura, Setsuo Arikawa: Extracting Partial Structures from HTML Documents. FLAIRS Conference 2001: 264-268
26	EE	Akihiro Yamamoto, Kimihito Ito, Akira Ishino, Hiroki Arimura: Modelling Semi-structured Documents with Hedges for Deduction and Induction. ILP 2001: 240-247
2000
25		Hiroki Arimura, Sanjay Jain, Arun Sharma: Algorithmic Learning Theory, 11th International Conference, ALT 2000, Sydney, Australia, December 11-13, 2000, Proceedings Springer 2000
24		Hiroshi Sakamoto, Hiroki Arimura, Setsuo Arikawa: Identification of Tree Translation Rules from Examples. ICGI 2000: 241-255
23	EE	Hiroki Arimura, Hiroshi Sakamoto, Setsuo Arikawa: Learning Term Rewriting Systems from Entailment . ILP Work-in-progress reports 2000
22		Hiroki Arimura, Jun-ichiro Abe, Hiroshi Sakamoto, Setsuo Arikawa, Ryoichi Fujino, Shinichi Shimozono: Text Data Mining: Discovery of Important Keywords in the Cyberspace. Kyoto International Conference on Digital Libraries 2000: 121-126
21		Ryoichi Fujino, Hiroki Arimura, Setsuo Arikawa: Discovering Unordered and Ordered Phrase Association Patterns for Text Mining. PAKDD 2000: 281-293
20	EE	Tatsuya Akutsu, Hiroki Arimura, Shinichi Shimozono: On approximation algorithms for local multiple alignment. RECOMB 2000: 1-7
19		Shinichi Shimozono, Hiroki Arimura, Setsuo Arikawa: Efficient Discovery of Optimal Word-Association Patterns in Large Text Databases. New Generation Comput. 18(1): 49-60 (2000)
18	EE	Takeshi Shinohara, Hiroki Arimura: Inductive inference of unbounded unions of pattern languages from positive data. Theor. Comput. Sci. 241(1-2): 191-209 (2000)
1999
17	EE	Shigeru Takano, Teruya Minamoto, Hiroki Arimura, Koichi Niijima, Toshihiko Iyemori, Tohru Araki: Automatic Detection of Geomagnetic Sudden Commencement Using Lifting Wavelet Filters. Discovery Science 1999: 242-251
16	EE	Toru Takae, Minoru Chikamune, Hiroki Arimura, Ayumi Shinohara, Hitoshi Inoue, Shun-ichi Takeya, Keiko Uezono, Terukazu Kawasaki: Knowledge Discovery from Health Data Using Weighted Aggregation Classifiers. Discovery Science 1999: 359-361
1998
15	EE	Hiroki Arimura, Atsushi Wataki, Ryoichi Fujino, Setsuo Arikawa: A Fast Algorithm for Discovering Optimal String Patterns in Large Text Databases. ALT 1998: 247-261
14	EE	Hiroki Arimura, Atsushi Wataki, Ryoichi Fujino, Shinichi Shimozono, Setsuo Arikawa: An Efficient Tool for Discovering Simple Combinatorial Patterns from Large Text Databases. Discovery Science 1998: 393-394
13	EE	Hiroki Arimura, Shinichi Shimozono: Maximizing Agreement with a Classification by Bounded or Unbounded Number of Associated Words. ISAAC 1998: 39-48
12		Hiroki Ishizaka, Hiroki Arimura, Takeshi Shinohara: Finding Tree Patterns Consistent with Positive and Negative Examples Using Queries. Ann. Math. Artif. Intell. 23(1-2): 101-115 (1998)
1997
11		Hiroki Arimura: Learning Acyclic First-Order Horn Sentences from Entailment. ALT 1997: 432-445
10		Daisuke Ikeda, Hiroki Arimura: On the Complexity of Languages Definable by Hereditary Elementary Formal Systems. Developments in Language Theory 1997: 223-235
9	EE	Hiroki Arimura, Hiroki Ishizaka, Takeshi Shinohara: Learning Unions of Tree Patterns Using Queries. Theor. Comput. Sci. 185(1): 47-62 (1997)
1996
8		Takeshi Shinohara, Hiroki Arimura: Inductive Inference of Unbounded Unions of Pattern Languages from Positive Data. ALT 1996: 256-271
1995
7		Hiroki Arimura, Hiroki Ishizaka, Takeshi Shinohara: Learning Unions of Tree Patterns Using Queries. ALT 1995: 66-79
1994
6		Hiroki Ishizaka, Hiroki Arimura, Takeshi Shinohara: Finding Tree Patterns Consistent with Positive and Negative Examples Using Queries. AII/ALT 1994: 317-332
5		Hiroki Arimura, Takeshi Shinohara, Setsuko Otsuki, Hiroki Ishizaka: A Generalization of the Least General Generalization. Machine Intelligence 13 1994: 59-85
4		Hiroki Arimura, Takeshi Shinohara, Setsuko Otsuki: Finding Minimal Generalizations for Unions of Pattern Languages and Its Application to Inductive Inference from Positive Data. STACS 1994: 649-660
1992
3		Hiroki Ishizaka, Hiroki Arimura, Takeshi Shinohara: Efficient Inductive Inference of Primitive Prologs from Positive Data. ALT 1992: 135-146
2	EE	Hiroki Arimura, Hiroki Ishizaka, Takeshi Shinohara: Polynomial Time Inference of a Subclass of Context-Free Transformations. COLT 1992: 136-143
1991
1		Hiroki Arimura, Takeshi Shinohara, Setsuko Otsuki: A Polynomial Time Algorithm for Finding Finite Unions of Tree Pattern Languages. Nonmonotonic and Inductive Logic 1991: 118-131

Coauthor Index

1	Jun-ichiro Abe	[22]
2	Kenji Abe	[32] [35] [36]
3	Susumu Akamine	[45]
4	Tatsuya Akutsu	[20]
5	Tohru Araki	[17]
6	Setsuo Arikawa	[14] [15] [19] [21] [22] [23] [24] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36]
7	Tatsuya Asai	[32] [35] [36] [39] [40] [42] [54]
8	Hiroki Asaka	[30]
9	Minoru Chikamune	[16]
10	Ryoichi Fujino	[14] [15] [21] [22]
11	Kouichi Hirata	[38] [60]
12	Daisuke Ikeda	[10] [59]
13	Takahiro Ikeda	[45]
14	Hitoshi Inoue	[16]
15	Akira Ishino	[26]
16	Hiroki Ishizaka	[2] [3] [5] [6] [7] [9] [12]
17	Kimihito Ito	[26]
18	Toshihiko Iyemori	[17]
19	Sanjay Jain	[25] [43]
20	Toru Kasai	[29]
21	Takashi Katoh	[60]
22	Terukazu Kawasaki	[16]
23	Shinji Kawasoe	[32] [35] [36]
24	Takuya Kida	[55] [61]
25	Masashi Kiyomi	[41]
26	Gunho Lee	[29]
27	Teruya Minamoto	[17]
28	Shin-ichi Minato	[44] [49] [57]
29	Satoshi Morinaga	[45]
30	Yoshitsugu Murakami	[27]
31	Shin-Ichi Nakano	[40]
32	Koichi Niijima	[17]
33	Hideyuki Ohtani	[61]
34	Seishi Okamoto	[54]
35	Setsuko Otsuki	[1] [4] [5]
36	Kunsoo Park	[29]
37	Jörg Rothe	[48]
38	Tomoya Saito	[55]
39	Hiroshi Sakamoto	[22] [23] [24] [27] [28] [30] [31] [32] [33] [34] [38]
40	Yosuke Sakao	[45]
41	Arun Sharma	[25]
42	Shinichi Shimozono	[13] [14] [19] [20] [22] [28] [52]
43	Ayumi Shinohara	[16]
44	Takeshi Shinohara	[1] [2] [3] [4] [5] [6] [7] [8] [9] [12] [18]
45	Toru Takae	[16]
46	Shigeru Takano	[17]
47	Shun-ichi Takeya	[16]
48	Katsuaki Taniguchi	[28]
49	Yuzo Uchida	[39] [42]
50	Takashi Uemura	[59]
51	Keiko Uezono	[16]
52	Takeaki Uno	[39] [40] [41] [42] [46] [47] [50] [51] [52] [53] [56] [57] [61]
53	Atsushi Wataki	[14] [15]
54	Akihiro Yamamoto	[26]

Colors in the list of coauthors