YOSHINAGA Naoki (Dr)

JSPS Research Fellow (PD)
E-mail: n-yoshi at jaist.ac.jp
Web-pages: Tokyo Univ. (old) / private
Mail: IS Building I 7F, 1-1 Asahidai, Nomi, Ishikawa 923-1292 Japan
Phone: +81-761-51-1297

NOTE: This site is no longer maintained. Visit New Home Page@Univ. of Tokyo

Affiliation

JSPS Research Fellow (PD)
and
School of Information Science,
Japan Advanced Institute of Science and Technology (JAIST)

Curriculum Vitae

Education and Awards:
2005 - pres.: JSPS Research Fellow (PD)
2002 - 2005: Ph.D in Computer Science, University of Tokyo; thesis title: Collaborative and Corpus-Driven Approaches towards Lexicalized Grammar-based Natural Language Processing
2002 - 2005: JSPS Research Fellow (DC1)
2003 - 2004: Visiting researcher of the Department of Informatics at the University of Sussex
2000 - 2002: MSc in Information Science, University of Tokyo; thesis title: TAG-to-HPSG conversion and its applications.
1996 - 2000: BSc in Information Science, University of Tokyo.

Full CV

Research Interests

Parsing with lexicalized grammars, Supertagging, Data-Oriented Parsing
Acquisition of Grammar Resources from Corpora
Acquisition of Linguistic Knowledge from the Web
NLP/CL Applications: Information Extraction, Information Retrieval etc.

Selected Refereed Publications

Boosting Precision and Recall of Hyponymy Relation Acquisition from Hierarchical Layouts in Wikipedia. Sumida, A., N. Yoshinaga, and K. Torisawa. In Proceedings of the 6th nternational Conference on Language Resources and Evaluation. Morocco. May, 2008. To appear.
Open-Domain Attribute-Value Acquisition from Semi-Structured Texts, Yoshinaga, N. and Kentaro Torisawa. In Proceedings of the sixth ISWC workshop, OntoLex07 - From Text to Knowledge: The Lexicon/Ontology Interface, pp. 55--66. Busan, South-Korea, 2007. A writing-support environment based on this method is presented at the IEEE/WIC/ACM Web Intelligence Workshop on Intelligent Web Interaction.
Finding Specification Pages from the Web. Yoshinaga, N. and Kentaro Torisawa. Transactions of the Japanese Society for Artificial Intelligence. vol. 21, num. 6. pp. 493--501. 2006. (In Japanese). This article includes the detailed explanation of the paper presented at the 15th World Wide Web conference.
Improving the Accuracy of Subcategorizations Acquired from Corpora. Yoshinaga, N. In Proceedings of the 42nd ACL companion volume, pp. 43--48. Barcelona, Spain. July, 2004.
Parsing Comparison across Grammar Formalisms Using Strongly Equivalent Grammars. Yoshinaga, N., Y. Miyao, K. Torisawa, and J. Tsujii. In Journal of Traitement Automatique des Langues, a special issue on Evolutions in Parsing. vol. 44, num. 3. pp. 15--39. 2003.
Grammar Conversion from LTAG to HPSG. Yoshinaga, N. and Y. Miyao. In the European Student Journal on Language and Speech, a special issue on the language sections of the 6th ESSLLI student session. 2002. (the original paper presented in the student session)

Selected Presentations

Parsing comparison between LTAG and HPSG using strongly equivalent grammars. Yoshinaga, N. Talk given in the Sussex Informatics NLCL Seminar at University of Sussex, Brighton, U.K., October, 2003
Automatic conversion from FB-LTAG to HPSG. Yoshinaga, N. Talk given in the XTAG meeting at University of Pennsylvania (IRCS), Philadelphia, PA, U.S.A., September, 2000.