komachi @ matsu-lab
Japanese page

At lab
- Name: Mamoru Komachi (My CV)
- Affiliation: Assistant Professor, Graduate School of Information Science, Nara Institute of
Science and Technology, Japan
- Address: 8916-5 Takayama, Ikoma, Nara 630-0192, Japan
- Tel: +81-743-72-5242
- FAX: +81-743-72-5249
- Research interest:
- Graph-based semi-supervised methods in NLP
- Statistical machine translation with syntactic and semantic clues
- Automatic analaysis of semantic relations using large corpora
- Computer assisted language learning
- Education:
- PhD (Best Student Award), Nara Institute of Science and Technology,
Graduate School of Information Science.
Graph-Theoretic Approaces to Minimally Supervised Natural Language
Learning (PDF), March
2010. (Supervisor: Yuji Matsumoto)
- MEng (Best Student Award), Nara Institute of Science
and Technology, Graduate School of Information Science.
Argument Structure Analysis of Event Nouns Based on Noun-verb Co-occurences
and Noun Phrase Patterns, March 2007. (Supervisor: Yuji Matsumoto)
- BA, The University of Tokyo, Faculty of Arts and Sciences.
March 2005.
- Publication (refereed)
- Toshinobu Ogiso (National Institute for Japanese Language and
Linguistics), Mamoru Komachi, Yasuharu Den (Chiba University)
and Yuji Matsumoto.
UniDic for Early Middle Japanese: an Electronic Dictionary for
Morphological Analysis of Classical Japanese.
In Proceedings of the 8th International Conference on Language
Resources and Evaluation (LREC): Posters. Istanbul, Turkey, May 2012. (to
appear)
- Seiji Kasahara, Mamoru Komachi, Masaaki Nagata (NTT) and Yuji
Matsumoto.
Error Correcting Romaji-Kana Conversion for Japanese Language Education.
In Proceedings of the Workshop on Text Input Methods (WTIM 2011): Short
papers (oral), pp.38-42. Chaing Mai, Thailand, November 2011.
(paper)
- Tomoya Mizumoto, Mamoru Komachi, Masaaki Nagata (NTT)
and Yuji Matsumoto.
Mining Revision Log of Language Learning SNS for Automated Japanese
Error Correction of Second Language Learners.
In Proceedings of the 5th International Joint Conference on Natural
Language Processing (IJCNLP), pp.147-155. Chaing Mai, Thailand, November 2011.
(paper,
slides)
- Yuta Hayashibe, Mamoru Komachi and Yuji Matsumoto.
Japanese Predicate Argument Structure Analysis Exploiting Argument
Position and Type.
In Proceedings of the 5th International Joint Conference on Natural
Language Processing (IJCNLP), pp.201-209. Chaing Mai, Thailand, November 2011.
(paper)
- Teruaki Oka, Mamoru Komachi, Toshinobu Ogiso (National
Institute for Japanese Language and Linguistics) and Yuji Matsumoto.
Automatic Labeling of Voiced Consonants for Morphological Analysis
of Modern Japanese Literature.
In Proceedings of the 5th International Joint Conference on Natural
Language Processing (IJCNLP), pp.292-300. Chaing Mai, Thailand, November 2011.
(paper)
- Kei Uchiumi (Yahoo Japan), Mamoru Komachi, Keigo Machinaga
(Yahoo Japan), Toshiyuki Maezawa (Yahoo Japan), Toshinori Satou (Yahoo
Japan) and Yoshinori Kobayashi (Google).
Japanese Abbreviation Expansion with Query and Clickthrough Logs.
In Proceedings of the 5th International Joint Conference on Natural
Language Processing (IJCNLP), pp.410-419. Chaing Mai, Thailand, November 2011.
(paper,
slides)
- Kohei Ozaki, Masashi Shimbo, Mamoru Komachi and Yuji Matsumoto.
Using the Mutual k-Nearest Neighbor Graphs for Semi-supervised
Classification on Natural Language Data.
In Proceedings of the Fifteenth Conference on Computational Natural
Language Learning (CoNLL-2011), pp.154-162. Portland, USA, June 2011.
(paper)
- Tetsuo Kiso, Masashi Shimbo, Mamoru Komachi and Yuji Matsumoto.
HITS-based Seed Selection and Stop List Construction for
Bootstrapping.
In Proceedings of the 49th Annual Meeting of the Association for
Computational Linguistics (ACL HLT 2011): Short Papers, pp.30-36.
Portland, USA, June 2011.
(paper)
- Mamoru Komachi, Shimpei Makimoto (Yahoo Japan), Kei Uchiumi (Yahoo Japan),
Manabu Sassano (Yahoo Japan).
Learning Semantic Categories from Clickthrough Logs.
In Proceedings of the Joint conference of the 47th Annual Meeting of the
Association for Computational Linguistics and the 4th International
Joint Conference on Natural Language Processing of the Asian Federation of
Natural Language Processing (ACL-IJCNLP 2009): Short Papers, pp.189-192.
Singapore, August 2009.
(draft)
- Mamoru Komachi, Taku Kudo (Google), Masashi Shimbo and Yuji Matsumoto.
Graph-based Analysis of Semantic Drift in Espresso-like Bootstrapping
Algorithms.
In Proceedings of the Conference on Empirical Methods in Natural Language
Processing (EMNLP 2008), pp.1011-1020. Honolulu, USA, October 2008.
(paper,
slides)
- Masaki Noguchi (Tokyo Institute of Technology), Kenta Miyoshi (Tokyo
Institute of Technology), Takenobu Tokunaga (Tokyo Institute of Technology),
Ryu Iida, Mamoru Komachi and Kentaro Inui.
Multiple Purpose Annotation using
SLAT - Segment and Link-based Annotation Tool -.
In Proceedings of the
Linguistic Annotation Workshop II, pp.61-64. May 2008.
- Mamoru Komachi and Hisami Suzuki.
Minimally Supervised Learning of Semantic Knowledge from Query Logs.
In Proceedings of the 3rd International Joint Conference on Natural Language
Processing, pp.358-365. Hyderabad, India, January 2008. (paper, slides)
- Mamoru Komachi, Ryu Iida, Kentaro Inui, Yuji Matsumoto.
Learning Based Argument Structure Analysis of Event-nouns in Japanese
(paper,
slides).
In Proceedings of the Conference of the Pacific Association for Computational
Linguistics(PACLING), pp.120-128. September 2007.
- Ryu Iida, Mamoru Komachi, Kentaro Inui, Yuji Matsumoto.
Annotating a Japanese Text Corpus with Predicate-Argument and
Coreference Relations.
In Proceedings of the Linguistic Annotation Workshop, pp.132-139, June 2007.
- Publication (others)
- Shuhei Kondo, Mamoru Komachi, Yuji Matsumoto,
Katsuhito Sudoh (NTT), Kevin Duh (NTT) and Hajime Tsukada (NTT).
Learning of Linear Ordering Problems and its Application
to J-E Patent Translation in NTCIR-9 PatentMT.
In Proceedings of the NTCIR-9 Workshop, pp.641-645. Tokyo, Japan, December
2011.
(paper)
- Joseph Irwin, Mamoru Komachi and Yuji Matsumoto.
Narrative Schema as World Knowledge for Coreference Resulution.
In Proceedings of the Fifteenth
Conference on Computational Natural Language Learning (CoNLL-2011 Shared
Task), pp.86-92. Portland, USA, June 2011.
- Mamoru Komachi, Masaaki Nagata (NTT) and Yuji Matsumoto.
NAIST-NTT System Description for Patent Translation Task at NTCIR-7
In Proceedings of the NTCIR-7 Workshop, pp.435-440.
Tokyo, Japan, December 2008.
(paper,
poster)
- Mamoru Komachi, Masaaki Nagata, and Yuji Matsumoto.
Phrase Reordering for Statistical Machine Translation Based on
Predicate-Argument Structure
(paper,
slides)
In Proceedings of the International Workshop on Spoken Language Translation
(IWSLT 2006), pp.77-82, Kyoto, Japan, November 2006.
Other activities
- Software Engineer @ Apple Japan, Inc., Tokyo, Japan (2010.5-2011.09)
- Summer internship @ Apple Inc., Cupertino, CA, USA (2009.6-2009.9)
- Research associate @ Yahoo! JAPAN Research, Tokyo, Japan (2008.9-2009.5)
- Summer internship @ Microsoft Research, Redmond, WA, USA (2007.5-2007.8)
- Summer internship @ NTT Cyber Space Laboratories, Kanagawa, Japan
(2005.8-2005.9)
- Fink Project developer (2004.6-present)
- Gentoo Project CJK developer (2003.7-2007.10)
Grants
- Primary Investigator
- "Learning L1-aware Error Models from the Web",
Microsoft Research CORE Project. (2012.04-2013.03, JPY 2.0M)
- "Large-scale Parallel Processing for Global Optimization in Natural
Language Processing",
JSPS Grant-in-Aid for Young Scientists (B). (2011.04-2014.03, JPY 2.7M)
- "Research on Robust Predicate Argument Structure Analysis for
Large-scale Information Extraction",
SCAT Research Grant. (2011.04-2014.03, JPY 2.5M)
-
"Exploiting Large Corpora for Learning-based Argument Structure
Analysis of Noun Phrases",
Japan Society for the Promotion of Science (JSPS) Grant-in-Aid for
JSPS Fellows. (2008.04-2010.03, JPY 1M)
-
"Robust Statistical Japanese IME with Unknown Word Processing
Using Large Corpus",
Creative and International Competitiveness Project, Nara Institute
of Science and Technology. (2007.11-2008.03, JPY 1.25M)
- Co-Investigator
- "Research and Development of Support System for Asian Medical
Tourism based on Knowledge and Language Grid",
NICT Contract Research. (2011.12-; PI: Yuji Matsumoto)
-
"Joint Learning Approach to Natural Language Processing using
Global Information",
MEXT Grant-in-Aid for Scientific Research (A). (2011.04-2015.03;
PI: Yuji Matsumoto)
-
"Statistical and Machine Learning-based Approaches to History
of the Japanese Language Research",
National Institute for Japanese Language and Linguistics.
(2010.11-2013.09; PI: Toshinobu Ogiso)
-
"Japanese Corpus: Automatic Labeling of the Balanced Corpus of
Contemporary Written Japanese (BCCWJ)",
MEXT Grant-in-Aid for Scientific Research in Priority Areas.
(2010-2011.03; PI: Yuji Matsumoto)
-
"User-Oriented Package Management System", Exploratory Software Project
(Exploratory Youth Program), Information-Technology Promotion Agency
(2005.07-2008.03; PI: Tomonari Yoshizawa)
Awards
- JSAI Best Paper Award 2010, The Japanese Society for Artificial Intelligence
(2011.04)
- IPSJ Yamashita SIG Research Award 2009, Information Processing Society
of Japan (2010.08)
- Best Student Paper Award, Special Interest Group of Natural Language
Processing of the Information Processing Society of Japan. (2009.05)
- Apple WWDC 2009 Student Scholarship (2009.05)
- Best Paper Award, the 14th Annual Meeting of the Association for
Natural Language Processing, Japan. (2009.03)
- Japan Society of the Propotion of Science (JSPS) Research Fellowship for
Young Scientists (DC2) (2008.04-2010.03)
- Outstanding Paper Award, the 13th Annual Meeting of the Association
for Natural Language Processing, Japan. (2007.03)
- Apple WWDC 2006 Student Scholarship (2006.05)
- Scholarship of Graduate School of Information Science,
Nara Institute of Science and Technology
(2005.12-2007.03)
Mamoru Komachi on the Web
Mamoru Komachi <komachi--at--is.naist.jp>
Computational Linguistics Laboratory
Graduate School of Information Science
Nara Institute of Science and Technology