Research Assistant

Research Areas

  • Phonetics
  • Phonology and Speech corpora


  • Chotimongkol, A., Chunwijitra, V., Thatphithakkul, S., Kurpukdee, N., Wutiwiwatchai, C., 2015., "Elicit spoken-style data from social media through a style classifier," in: Oriental COCOSDA held jointly with 2015 Conference on Asian Spoken Language Research and Evaluation (O-COCOSDA/CASLRE), 2015 In
  • Chatchawarn Hansakunbuntheung, Sumonmas Thatphithakkul, "Context-dependent Grapheme-to-Phoneme Evaluation Corpus Using Flexible Contexts and Categorial Matrix" In Proceedings of International Conference Oriental COCOSDA 2015, at Shanghai Jiao Tong University, Shanghai, China
  • Ananlada Chotimongkol, Santipong Thaiprayoon, Sumonmas Thatphithakkul, "flexible proper name search using a sound approximation approach", In Proceedings of Oriental-COCOSDA '14, Phuket, Thailand, 2014
  • Charturong Tantibundhit , Chutamanee Onsuwan , Sumonmas Thatphithakkul , Patcharika Chootrakool , Krit Kosawat , Nattanun Thatphithakkul , Tanawan Saimai , Nantaporn Saimai, "Subjective intelligibility testing and perceptual study of Thai initial and final consonants", the 17th International Congres
  • Ananlada Chotimongkol, Sumonmas Thatphithakkul, Patcharika Chootrakool,Chatchawarn Hansakunbuntheung, Chai Wutiwiwatchai, “The design and development of PELECAN: Pronunciation Errors from Learners of English Corpus and Annotation”, In Proceedings of Oriental-COCOSDA '11, Hsinchu, Taiwan, October 20
  • Charturong Tantibundhit, Chutamanee Onsuwan, Sumonmas Thatphithakkul, Patcharika Chootrakool, Nattanun Thatphithakkul, Krit Kosawat, Nantaporn Saimai, and Tanawan Saimai, "Perception study of consonants in Thai," in Proc. 21st Annu. Meeting of Southeast Asian Linguistic Soc. (SEALS), Bangkok, Thailand, May 11-13, 2011, pp.31-33.Tipraporn
  • Ananlada Chotimongkol, Nattanun Thatphithakkul, Sumonmas Purodakananda, Chai Wutiwiwatchai, Patcharika Chootrakool, Chatchawarn Hansakunbuntheung, Atiwong Suchato, Panuthat Boonpramuk, “The Development of the Large Thai Telephone Speech Corpus: LOTUS-Cell 2.0”, In Proceedings of Oriental-COCOSDA '
  • Sumonmas Purodakananda, Sitthaa Phaholphinyo, Monthika Boriboon, Kanyanut Kriengket, Krit Kosawat, and Chai Wutiwiwatchai, "Word-boundary annotation guidelines for Thai corpora," (in Thai), NECTEC, Pathum Thani, Thailand, Tech. Rep. KRID-045404070, Sep. 2010.
  • A. Rugchatjaroen, N. Thatphithakkul, A. Chotimongkol, A. Thangthai, C. Wutiwiwatchai, "Speaker adaptation using a parallel phone set pronunciation dictionary for Thai-English bilingual TTS," INTERSPEECH 2009, Sep 2009, United Kingdom.
  • Sitthaa Phaholphinyo, Sumonmas Purodakananda, Kanyanut Kriengket, Krit Kosawa, “Some observations about Thai Synonymous compounds from the BEST 2009 corpus” in Proceeding of Natural Language Processing, 2009. SNLP '09. Eighth International Symposium, 2009
  • Krit Kosawat, Monthika Boriboon, Patcharika Chootrakool, Ananlada Chotimongkol, Supon Klaithin, Sarawoot Kongyoung, Kanyanut Kriengket, Sitthaa Phaholphinyo, Sumonmas Purodakananda, Tipraporn Thanakulwarapas, and Chai Wutiwiwatchai, "BEST 2009: Thai word segmentation software contest," in Proc. 8th Int. Symp. Natural Language Process. (SNLP), Bangkok, Thailand, Oct.20-22, 2009, pp.83-88.
  • S. Saychum, A. Rugchatjaroen, N. Thatphithakkul,C. Wutiwiwatchai and A. Thangthai, "Automatic Duration Weighting in Thai Unit-selection Speech Synthesis," ECTI-CON 2008, May 2008, Thailand. (Best paper award)
  • A. Rugchatjaroen, A. Thangthai, S. Saychum, N. Thatphithakkul and C. Wutiwiwatchai, "Prosody-based Naturalness Improvement in Thai Unit-selection Speech Synthesis," ECTI-CON 2007, May 2007, Thailand. (Best paper award)