Canasai Kruengkrai

ฆนาศัย กรึงไกร

I have moved to Knowledge Creating Communication Research Center

3-5 Hikaridai, Seika-cho, Soraku-gun, Kyoto, 619-0289 Japan

Research Associate

Thai Computational Linguistics Laboratory (TCL)

National Institute of Information and Communications Technology (NICT)

Room 224, NECTEC Building, Thailand Science Park

112 Paholyothin Road, Klong 1, Klong Luang, Pathumthani, 12120, Thailand

Telephone: (+66)-2564-7990 (ext. 217)

Fax: (+66)-2564-7992

E-mail: canasaiREMOVETHIS@tcllab.org, canasaiREMOVETHIS@gmail.com

Research Interests

• Statistical NLP, computational linguistics
• Data mining, text mining
• Algorithms for unsupervised clustering
• Parallel algorithms for optimization

Software

• LIBS: Language Identifier on Byte String
• OMNICLUSTERER: a collection of Java source codes for unsupervised clustering, including k-means, spherical Gaussian EM, Principal Direction Divisive Partitioning (PDDP), sequential Information Bottleneck (sIB), etc.
• UNIB: Unigram Baseline Part-Of-Speech Tagger for Thai
• ckhash: C hash package based on Cuckoo Hashing

Publications

2008

Canasai Kruengkrai and Hitoshi Isahara. A Two-Pass Search Algorithm for Thai Morphological Analysis. (Poster). 9th International Conference on Intelligent Text Processing and Computational Linguistics (CICLing-2008), February 17-23, 2008. Haifa, Israel.

2007

• Thatsanee Charoenporn, Canasai Kruengkrai, Thanaruk Theeramunkong, and Virach Sornlertlamvanich. An EM-based Approach for Mining Word Senses from Corpora. IEICE Transactions on Information and Systems 2007 E90-D(4):775-782.

2006

• Canasai Kruengkrai, Virach Sornlertlamvanich, and Hitoshi Isahara. Language, Script, and Encoding Identification with String Kernel Classifiers. Proceedings of the First International Conference on Knowledge, Information and Creativity Support Systems (KICSS-2006), August 1-4, 2006. Ayutthaya, Thailand.
• Thatsanee Charoenporn, Canasai Kruengkrai, Thanaruk Theeramunkong, and Virach Sornlertlamvanich. Construction of Thai Lexicon from Existing Dictionaries and Texts on the Web. IEICE Transactions on Information and Systems 2006 E89-D(7):2286-2293.
• Thatsanee Charoenporn, Canasai Kruengkrai, Thanaruk Theeramunkong, Virach Sornlertlamvanich, and Hitoshi Isahara. Word Knowledge Acquisition for Computational Lexicon Construction. Proceedings of the Fifth International Conference on Language Resources and Evaluatio n (LREC-2006), May 24-26, 2006. Genoa, Italy.
• Canasai Kruengkrai, Virach Sornlertlamvanich, and Hitoshi Isahara. A Conditional Random Field Framework for Thai Morphological Analysis. (Poster). Proceedings of the Fifth International Conference on Language Resources and Evaluation (LREC-2006), May 24-26, 2006. Genoa, Italy.

2005

• Canasai Kruengkrai, Prapass Srichaivattana, Virach Sornlertlamvanich, and Hitoshi Isahara. Language Identification Based on String Kernels. Proceedings of the 5th International Symposium on Communications and Information Technologies (ISCIT-2005), October 12-14, 2005. Beijing, China.
• Shisanu Tongchim, Canasai Kruengkrai, Virach Sornlertlamvanich, Prapass Srichaivattana, and Hitoshi Isahara. Analysis of an Iterative Algorithm for Term-Based Ontology Alignment. Proceedings of the Second International Joint Conference on Natural Language Processing (IJCNLP-05). October 11-13, 2005. Jeju Island, Republic of Korea.
• Virach Sornlertlamvanich, Canasai Kruengkrai, Shisanu Tongchim, Prapass Srichaivattana, and Hitoshi Isahara. Term-Based Ontology Alignment. Proceedings of the Second International Workshop on UNL, other Interlinguas and their Applications. February 16, 2005. Mexico City, Mexico.

2004

• Canasai Kruengkrai, Thatsanee Charoenporn, Virach Sornlertlamvanich, and Hitoshi Isahara. Mining Word Senses from Text for Corpus-Based Lexicography. Proceedings of the International Conference On Natural Language Processing (ICON-2004), December 19-22, 2004. Hyderabad, India.
• Thatsanee Charoenporn, Canasai Kruengkrai, Virach Sornlertlamvanich, Thanaruk Theeramungkong, and Hitoshi Isahara. A Constraint-Based Approach for Computational Lexicon Construction. Proceedings of the 2004 IFIP International Conference on Intelligence in Communication Systems (INTELLCOMM-04). November 23-26, 2004. Bangkok, Thailand.
• Canasai Kruengkrai, Virach Sornlertlamvanich, and Hitoshi Isahara. Document Clustering using Linear Partitioning Hyperplanes and Reallocation. Proceedings of the 1st Asia Information Retrieval Symposium (AIRS-2004), October 18-20, 2004. Beijing, China.
• Canasai Kruengkrai, Thatsanee Charoenporn, Virach Sornlertlamvanich, and Hitoshi Isahara. Enriching a Thai Lexical Database with Selectional Preferences. Proceedings of the Fourth International Conference on Language Resources and Evaluation (LREC-2004), May 26-28, 2004. Lisbon, Portugal.
• Thatsanee Charoenporn, Canasai Kruengkrai, Virach Sornlertlamvanich, and Hitoshi Isahara. Acquiring Semantic Information in the TCL's Computational Lexicon. Proceedings of the Fourth Workshop on Asia Language Resources (ALR-04), March 25, 2004. Sanya City, Hainan Island, China.
• Canasai Kruengkrai, Thatsanee Charoenporn, Virach Sornlertlamvanich, and Hitoshi Isahara. Acquiring Selectional Preferences in a Thai Lexical Database. Proceedings of the First International Joint Conference on Natural Language Processing (IJCNLP-04), March 22-24, 2004. Sanya City, Hainan Island, China.

2003

• Canasai Kruengkrai, Virach Sornlertlamvanich, and Hitoshi Isahara. Refining A Divisive Partitioning Algorithm for Unsupervised Clustering. Proceedings of the Third International conference on Hybrid Intelligent Systems (HIS'03), December 14-17, 2003. Melbourne, Australia.
• Canasai Kruengkrai and Chuleerat Jaruskulchai. Using One-Class SVMs for Relevant Sentence Extraction. Proceedings of the 3rd International Symposium on Communications and Information Technologies (ISCIT-2003), September 3-5, 2003. Songkhla, Thailand.
• Canasai Kruengkrai and Chuleerat Jaruskulchai. Generic Text Summarization Using Local and Global Properties of Sentences. Proceedings of the 2003 IEEE/WIC International Conference on Web Intelligence (WI-2003). October 13-16, 2003. Halifax, Canada.
• Chuleerat Jaruskulchai and Canasai Kruengkrai. A Practical Text Summarizer by Paragraph Extraction for Thai. Proceedings of the Sixth International Workshop on Information Retrieval with Asian Languages (IRAL-2003), July 7, 2003. Sapporo, Japan.

2002

• Chuleerat Jaruskulchai and Canasai Kruengkrai. Building Inverted Files Through Efficient Dynamic Hashing. Proceedings of the Fifth National Computer Science and Engineering Conference (NCSEC-2002). October 29-31, 2002. Pattaya, Chonburi, Thailand.
• Canasai Kruengkrai and Chuleerat Jaruskulchai. A Parallel Learning Algorithm for Text Classification. Proceedings of the Eighth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD-2002). July 23-26, 2002. Edmonton, Alberta, Canada.
• Canasai Kruengkrai and Chuleerat Jaruskulchai. A Parallel Learning Algorithm for Text Categorization on PIRUN Beowulf Cluster. Workshops on Text Mining, The Sixth Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD-02). May 6, 2002. Taipei, Taiwan.

2001

• Canasai Kruengkrai and Chuleerat Jaruskulchai. Thai Text Document Clustering Using Parallel Spherical K-means Algorithm on PIRUN Linux Cluster. Proceedings of the Fifth National Computer Science and Engineering Conference (NCSEC-2001). November 7-9, 2001. Chiang Mai University, Chiang Mai, Thailand.