データ圧縮に基づく高速パラメタ化文字列照合技法の開発

2013 年度 研究成果報告書

• 研究課題/領域番号: 23700022
• 研究種目: 若手研究(B)
• 配分区分: 基金
• 研究分野: 情報学基礎
• 研究機関: 九州大学
• 研究代表者: 稲永 俊介 九州大学, システム情報科学研究科(研究院, 准教授 (60448404)
• 研究期間 (年度): 2011 – 2013
• キーワード: アルゴリズム / 文字列処理 / データ圧縮

研究概要

機械可読なデータの多くは，文字列とみなすことができる．大規模データの効率的な処理・活用を実現するため，本研究では，高速かつ省領域に動作する文字列処理アルゴリズムを開発した．特に，SLP という圧縮形式で表現された大規模文字列に対して，高度情報処理を高速かつ省領域に行うアルゴリズムを複数開発した．圧縮データを陽に展開することなく処理することで，高速化と省領域化を同時に達成した点が，本研究の最大の特徴である．本研究の成果を，国内・国際会議，国際論文誌において発表し，国内外に発信した．

研究成果

• [雑誌論文] Faster Compact On-Line Lempel-Ziv Factorization (2014)
  • 著者名/発表者名: Jun'ichi Yamamoto, Tomohiro I, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: Proc. the 31st Symposium on Theoretical Aspects of Computer Science (STACS 2014) ページ: 675-686
  • DOI: 10.4230/LIPIcs.STACS.2014.675
  • 査読あり
• [雑誌論文] Shortest Unique Substrings Queries in Optimal Time (2014)
  • 著者名/発表者名: Kazuya Tsuruta, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: Proc. the 40th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2014), Lecture Notes in Computer Science 巻: 8327 ページ: 503-513
  • DOI: 10.1007/978-3-319-04298-5_44
  • 査読あり
• [雑誌論文] Inferring Strings from Suffix Trees and Links on a Binary Alphabet (2014)
  • 著者名/発表者名: Tomohiro I, Hideo Bannai, Shunsuke Inenaga and Masayuki Takeda
  • 雑誌名: Discrete Applied Mathematics 巻: 163(3) ページ: 316-325
  • DOI: 10.1016/j.dam.2013.02.033
  • 査読あり
• [雑誌論文] Faster Lyndon Factorization Algorithms for SLP and LZ78 Compressed Text (2013)
  • 著者名/発表者名: Tomohiro I, Yuto Nakashima, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 雑誌名: In Proc. the 20th Symposium on String Processing and Information Retrieval (SPIRE 2013), Lecture Notes in Computer Science 巻: 8214 ページ: 174-185
  • DOI: 10.1007/978-3-319-02432-5_21
  • 査読あり
• [雑誌論文] Computing Reversed Lempel-Ziv Factorization Online (2013)
  • 著者名/発表者名: Shiho Sugimoto, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. the Prague Stringology Conference 2013 (PSC 2013) ページ: 107-118
  • URL: http://www.stringology.org/event/2013/p10.html
  • 査読あり
• [雑誌論文] Detecting Regularities on Grammar-compressed Strings (2013)
  • 著者名/発表者名: Tomohiro I, Wataru Matsubara, Kouji Shimohira, Shunsuke Inenaga, Hideo Bannai, Masayuki Takeda, Kazuyuki Narisawa, Ayumi Shinohara
  • 雑誌名: In Proc. the 38th International Symposium on Mathematical Foundations of Computer Science (MFCS 2013), Lecture Notes in Computer Science 巻: 8087 ページ: 571-582
  • DOI: 10.1007/978-3-642-40313-2_51
  • 査読あり
• [雑誌論文] Compressed Automata for Dictionary Matching (2013)
  • 著者名/発表者名: Tomohiro I, Takaaki Nishimoto, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 雑誌名: In Proc. the 18th International Conference on Implementation and Application of Automata (CIAA 2013), Lecture Notes in Computer Science 巻: 7982 ページ: 319-330
  • DOI: 10.1007/978-3-642-39274-0_28
  • 査読あり
• [雑誌論文] Converting SLP to LZ78 in almost linear time (2013)
  • 著者名/発表者名: Hideo Bannai, Pawel Gawrychowski, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: In Proc. 24th Annual Symposium on Combinatorial Pattern Matching (CPM 2013), Lecture Notes in Computer Science 巻: 7922 ページ: 38-49
  • DOI: 10.1007/978-3-642-38905-4_6
  • 査読あり
• [雑誌論文] Efficient Lyndon factorization of grammar compressed text (2013)
  • 著者名/発表者名: Tomohiro I, Yuto Nakashima, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 雑誌名: In Proc. 24th Annual Symposium on Combinatorial Pattern Matching (CPM 2013), Lecture Notes in Computer Science 巻: 7922 ページ: 153-164
  • DOI: 10.1007/978-3-642-38905-4_16
  • 査読あり
• [雑誌論文] Palindrome Pattern Matching (2013)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga and Masayuki Takeda
  • 雑誌名: Theoretical Computer Science 巻: 483 ページ: 162-170
  • DOI: 10.1016/j.tcs.2012.01.047
  • 査読あり
• [雑誌論文] Computing convolution on grammar-compressed text (2013)
  • 著者名/発表者名: Toshiya Tanaka, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. Data Compression Conference 2013 (DCC 2013), (IEEE Computer Society Press) ページ: 451-460
  • DOI: 10.1109/DCC.2013.53
  • 査読あり
• [雑誌論文] From Run Length Encoding to LZ78 and Back Again (2013)
  • 著者名/発表者名: Yuya Tamakoshi, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. Data Compression Conference 2013 (DCC 2013), (IEEE Computer Society Press) ページ: 143-152
  • DOI: 10.1109/DCC.2013.22
  • 査読あり
• [雑誌論文] Permuted Pattern Matching on Multi-Track Strings (2013)
  • 著者名/発表者名: Takashi Katsura, Kazuyuki Narisawa, Ayumi Shinohara, Hideo Bannai, and Shunsuke Inenaga
  • 雑誌名: In Proc. The 39th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2013), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7741 ページ: 280-291
  • DOI: 10.1007/978-3-642-35843-2_25
  • 査読あり
• [雑誌論文] Fast q-gram mining on SLP compressed strings (2013)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga and Masayuki Takeda
  • 雑誌名: Journal of Discrete Algorithms 巻: 18 ページ: 89-99
  • DOI: 10.1016/j.jda.2012.07.006
  • 査読あり
• [雑誌論文] An efficient algorithm to test square-freeness of strings compressed by straight-line programs (2012)
  • 著者名/発表者名: Hideo Bannai, Travis Gagie, Tomohiro I, Shunsuke Inenaga, Gad M. Landau, and Moshe Lewenstein
  • 雑誌名: Information Processing Letters 巻: 122(9) ページ: 711-714
  • DOI: 10.1016/j.ipl.2012.06.017
  • 査読あり
• [雑誌論文] The Position Heap of a Trie (2012)
  • 著者名/発表者名: Yuto Nakashima, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. the 19th Symposium on String Processing and Information Retrieval (SPIRE 2012), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7608 ページ: 360-371
  • DOI: 10.1007/978-3-642-34109-0_38
  • 査読あり
• [雑誌論文] Efficient LZ78 Factorization of Grammar Compressed Text (2012)
  • 著者名/発表者名: Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: In Proc. the 19th Symposium on String Processing and Information Retrieval (SPIRE 2012), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7608 ページ: 86-98
  • DOI: 10.1007/978-3-642-34109-0_10
  • 査読あり
• [雑誌論文] Speeding-up q-gram mining on grammar-based compressed texts (2012)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: In Proc. the 23rd Annual Symposium on Combinatorial Pattern Matching (CPM 2012), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7354 ページ: 220-231
  • DOI: 10.1007/978-3-642-31265-6_18
  • 査読あり
• [雑誌論文] Finding Characteristic Substrings from Compressed Texts (2012)
  • 著者名/発表者名: Shunsuke Inenaga and Hideo Bannai
  • 雑誌名: International Journal of Foundations of Computer Science 巻: 23(2) ページ: 261-280
  • DOI: 10.1142/S0129054112400126
  • 査読あり
• [雑誌論文] Computing q-gram Non-overlapping Frequencies on SLP Compressed Texts (2012)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: In Proc. the 38th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2012), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7147 ページ: 301-312
  • DOI: 10.1007/978-3-642-27660-6_25
  • 査読あり
• [雑誌論文] Verifying and Enumerating Parameterized Border Arrays (2011)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: Theoretical Computer Science 巻: 412(50) ページ: 6959-6981
  • DOI: 10.1016/j.tcs.2011.09.008
  • 査読あり
• [雑誌論文] Fast q-gram Mining on SLP Compressed Strings (2011)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 雑誌名: In Proc. the 18th Symposium on String Processing and Information Retrieval (SPIRE 2011), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 7024 ページ: 278-289
  • DOI: 10.1007/978-3-642-24583-1_27
  • 査読あり
• [雑誌論文] Computing Longest Common Substring/Subsequence of Non-linear Texts (2011)
  • 著者名/発表者名: Kouji Shimohira, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. The Prague Stringology Conference 2011 (PSC 2011), (Czech Technical University) ページ: 197-208
  • URL: http://www.stringology.org/event/2011/p17.html
  • 査読あり
• [雑誌論文] Inferring Strings from Suffix Trees and Links on a Binary Alphabet (2011)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 雑誌名: In Proc. The Prague Stringology Conference 2011 (PSC 2011), (Czech Technical University) ページ: 121-131
  • URL: http://www.stringology.org/event/2011/p11.html
  • 査読あり
• [雑誌論文] Faster Subsequence and Don't-Care Pattern Matching on Compressed Texts (2011)
  • 著者名/発表者名: Takanori Yamamoto, Hideo Bannai, Shunsuke Inenaga and Masayuki Takeda
  • 雑誌名: In Proc. the 22nd Annual Symposium on Combinatorial Pattern Matching (CPM 2011), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 6661 ページ: 309-322
  • DOI: 10.1007/978-3-642-21458-5_27
  • 査読あり
• [雑誌論文] Palindrome Pattern Matching (2011)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga and Masayuki Takeda
  • 雑誌名: In Proc. the 22nd Annual Symposium on Combinatorial Pattern Matching (CPM 2011), Lecture Notes in Computer Science, (Springer-Verlag) 巻: 6661 ページ: 232-245
  • DOI: 10.1007/978-3-642-21458-5_21
  • 査読あり
• [雑誌論文] Finding Missing Patterns (2011)
  • 著者名/発表者名: Stanislav Angelov, Shunsuke Inenaga, Teemu Kivioja, and Veli Makinen
  • 雑誌名: Journal of Discrete Algorithms 巻: 9(2) ページ: 153-165
  • DOI: 10.1016/j.jda.2010.08.005
  • 査読あり
• [学会発表] Faster Compact On-Line Lempel-Ziv Factorization (2014)
  • 著者名/発表者名: Jun'ichi Yamamoto, Tomohiro I, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 31st Symposium on Theoretical Aspects of Computer Science (STACS 2014)
  • 発表場所: Lyon, France
  • 年月日: 20140305-08
• [学会発表] Shortest Unique Substrings Queries in Optimal Time (2014)
  • 著者名/発表者名: Kazuya Tsuruta, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: 40th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2014)
  • 発表場所: High Tatras, Slovakia
  • 年月日: 20140125-30
• [学会発表] Faster Lyndon Factorization Algorithms for SLP and LZ78 Compressed Text (2013)
  • 著者名/発表者名: Tomohiro I, Yuto Nakashima, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 学会等名: 20th Symposium on String Processing and Information Retrieval (SPIRE 2013)
  • 発表場所: Jerusalem, Israel
  • 年月日: 20131007-09
• [学会発表] Computing Reversed Lempel-Ziv Factorization Online (2013)
  • 著者名/発表者名: Shiho Sugimoto, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: Prague Stringology Conference 2013 (PSC 2013)
  • 発表場所: Prague, Czech Republic
  • 年月日: 20130902-03
• [学会発表] Detecting Regularities on Grammar-compressed Strings (2013)
  • 著者名/発表者名: Tomohiro I, Wataru Matsubara, Kouji Shimohira, Shunsuke Inenaga, Hideo Bannai, Masayuki Takeda, Kazuyuki Narisawa, Ayumi Shinohara
  • 学会等名: 38th International Symposium on Mathematical Foundations of Computer Science (MFCS 2013)
  • 発表場所: Klosterneuburg, Austria
  • 年月日: 20130826-30
• [学会発表] Compressed Automata for Dictionary Matching (2013)
  • 著者名/発表者名: Tomohiro I, Takaaki Nishimoto, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 学会等名: 18th International Conference on Implementation and Application of Automata (CIAA 2013)
  • 発表場所: Halifax, Canada
  • 年月日: 20130716-19
• [学会発表] Converting SLP to LZ78 in almost linear time (2013)
  • 著者名/発表者名: Hideo Bannai, Pawel Gawrychowski, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 24th Annual Symposium on Combinatorial Pattern Matching (CPM 2013)
  • 発表場所: Bad Herrenalb, Germany
  • 年月日: 20130617-19
• [学会発表] Efficient Lyndon factorization of grammar compressed text (2013)
  • 著者名/発表者名: Tomohiro I, Yuto Nakashima, Shunsuke Inenaga, Hideo Bannai and Masayuki Takeda
  • 学会等名: 24th Annual Symposium on Combinatorial Pattern Matching (CPM 2013)
  • 発表場所: Bad Herrenalb, Germany
  • 年月日: 20130617-19
• [学会発表] Computing convolution on grammar-compressed text (2013)
  • 著者名/発表者名: Toshiya Tanaka, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: Data Compression Conference 2013 (DCC 2013)
  • 発表場所: Snowbird, USA
  • 年月日: 20130320-22
• [学会発表] From Run Length Encoding to LZ78 and Back Again (2013)
  • 著者名/発表者名: Yuya Tamakoshi, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: Data Compression Conference 2013 (DCC 2013)
  • 発表場所: Snowbird, USA
  • 年月日: 20130320-22
• [学会発表] Permuted Pattern Matching on Multi-Track Strings (2013)
  • 著者名/発表者名: Takashi Katsura, Kazuyuki Narisawa, Ayumi Shinohara, Hideo Bannai, and Shunsuke Inenaga
  • 学会等名: 39th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2013)
  • 発表場所: Spindleruv Mlyn, Czech Republic
  • 年月日: 20130126-31
• [学会発表] The Position Heap of a Trie (2012)
  • 著者名/発表者名: Yuto Nakashima, Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: 19th Symposium on String Processing and Information Retrieval (SPIRE 2012)
  • 発表場所: Cartagena, Colombia
  • 年月日: 20121021-25
• [学会発表] Efficient LZ78 Factorization of Grammar Compressed Text (2012)
  • 著者名/発表者名: Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 19th Symposium on String Processing and Information Retrieval (SPIRE 2012)
  • 発表場所: Cartagena, Colombia
  • 年月日: 20121021-25
• [学会発表] Speeding-up q-gram mining on grammar-based compressed texts (2012)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 23rd Annual Symposium on Combinatorial Pattern Matching (CPM 2012)
  • 発表場所: Helsinki, Finland
  • 年月日: 20120703-05
• [学会発表] Computing q-gram Non-overlapping Frequencies on SLP Compressed Texts (2012)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 38th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM 2012)
  • 発表場所: Spindleruv Mlyn, Czech Republic
  • 年月日: 20120121-27
• [学会発表] Fast q-gram Mining on SLP Compressed Strings (2011)
  • 著者名/発表者名: Keisuke Goto, Hideo Bannai, Shunsuke Inenaga, and Masayuki Takeda
  • 学会等名: 18th Symposium on String Processing and Information Retrieval (SPIRE 2011)
  • 発表場所: Pisa, Italy
  • 年月日: 20111017-21
• [学会発表] Computing Longest Common Substring/Subsequence of Non-linear Texts (2011)
  • 著者名/発表者名: Kouji Shimohira, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: Prague Stringology Conference 2011 (PSC 2011)
  • 発表場所: Prague, Czech Republic
  • 年月日: 20110829-31
• [学会発表] Inferring Strings from Suffix Trees and Links on a Binary Alphabet (2011)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga, Hideo Bannai, and Masayuki Takeda
  • 学会等名: Prague Stringology Conference 2011 (PSC 2011)
  • 発表場所: Czech Republic
  • 年月日: 20110829-31
• [学会発表] Faster Subsequence and Don't-Care Pattern Matching on Compressed Texts (2011)
  • 著者名/発表者名: Takanori Yamamoto, Hideo Bannai, Shunsuke Inenaga and Masayuki Takeda
  • 学会等名: 22nd Annual Symposium on Combinatorial Pattern Matching (CPM 2011)
  • 発表場所: Palermo, Italy
  • 年月日: 20110627-29
• [学会発表] Palindrome Pattern Matching (2011)
  • 著者名/発表者名: Tomohiro I, Shunsuke Inenaga and Masayuki Takeda
  • 学会等名: 22nd Annual Symposium on Combinatorial Pattern Matching (CPM 2011)
  • 発表場所: Palermo, Italy
  • 年月日: 20110627-19