Chai Wutiwiwatchai, Vataya Chunwijitra, Sila Chunwijitra, Phuttapong Sertsi, Sawit Kasuriya, Patcharika Chootrakool, Kwanchiva Thangthai, "The NECTEC 2015 Thai Open-Domain Automatic Speech Recognition System", SNLP 2016.

Sila Chunwijitra, Chanchai Junlouchai, Sitdhibong Laokok, Pornchai Tummarattananont, Kamthorn Krairaksa, Chai Wutiwiwatchai, “An Interoperability Framework of Open Educational Resources and Massive Open Online Courses for Sustainable e-Learning Platform”, IEICE Trans Vol. E99.D (2016) No. 8, pp. 2140-2150, August 2016

Mohamed Osamnia, Berena Arjuli John, Sila Chunwijitra, Hitoshi Okada, Haruki Ueno, "A Novel Automated Course Generation System Embedded in the Online Lecturing Platform for Higher Education", Journal of Computer Applications in Engineering Education, Vol. 24, No. 4, pp.586–598, July 2016

Phuttapong Sertsi, Vataya Chunwijitra, Sila Chunwijitra, Chai Wutiwiwatchai, "Offline Thai Speech Recognition Framework on Mobile Device", Conferrence on The 13th International Joint Conference on Computer Science and Software Engineering (JCSSE2016), July 2016

Sila Chunwijitra, Sitdhibong Laokok, Chanchai Junlouchai, Pornchai Tummarattananont, Kamthorn Krairaksa, Phondanai Khanti, Chai Wutiwiwatchai, "A System Analytic Perspective of the Sustainable Sharing Resources Repository for Thailand MOOCs Framework", Conference on 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), June 2016

Sila Chunwijitra, Chanchai Junlouchai, Kamthorn Krairaksa, Vataya Chunwijitra, Chai Wutiwiwatchai, "A cloud-based framework for Thai Large Vocabulary Speech Recognition", Conference on 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), June 2016

Surasak Boonkla, Masashi Unoki and Stanislav S. Makhanov, and Chai Wutiwiwatchai, “Speech Analysis Method Based on Source-Filter Model Using Multivariate Empirical Mode Decomposition,” IEICE Trans. Vol. E99-A, No. 10, Oct. 2016.

Surasak Boonkla, Masashi Unoki and Stanislav S. Makhanov, Lecture Notes in Computer Science, vol. 9811, pp. 580, 2016, ISSN 0302-9743, ISBN 978-3-319-43957-0.

Vataya Chunwijitra, Ananlada Chotimongkol, Chai Wutiwiwatchai, "Combining multiple-type input units using recurrent neural network for LVCSR language modeling," INTERSPEECH 2015, pp. 2385-2389

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

Nattapong Kurpukdee, Phuttapong Sertsi, Sila Chunwijitra, Vataya Chunwijitra, Ananlada Chotimongkol, Chai Wutiwiwatchai, “Enhance Run-time Performance with a Collaborative Distributed Speech Recognition Framework”, International Computer Science and Engineering Conference (ICSEC), Nov, 2015

Berena Arjulie John, Sila Chunwijitra, Mohammed Osamnia, Hitoshi Okada, Haruki Ueno, “A Cloud-based Authoring Tool for Creating Reusable Multimedia Learning Content on WebELS”, IEICE Technical Report, June, 2015

Sila Chunwijitra, Pornchai Tummarattananont, Sitdhibong Laokok, Kamthorn Krairaksa, Chanchai Junlouchai, Wasan Na Chai, Chai Wutiwiwatchai, “The strategy to sustainable sharing resources repository for Massive Open Online Courses in Thailand”, 12th International Conference on Electrical Engineering/

Berena Arjulie John, Sila Chunwijitra, Mohamed Osamnia, Hitoshi Okada, Haruki Ueno, “ WebELS: Multimedia e-Meeting system to support international cooperation for sustainable development”, May 2014

Mohamed Osamnia, Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, “CLOUD-BASED Automated Authoring System To Support E-Learning In Higher Education Under Low-Speed Interne”, IEEE Conference on e-Learning, e-Management and e-Services, At Melbourne, Australia, Sep 2014

Mohamed Osamnia, Berena Arjuli John, Sila Chunwijitra, Hitoshi Okada, Haruki Ueno, “An Automated Authoring System by Means of Integrating e-Meeting and e-Learning to Support Higher Education Under the WebELS Platform”, International Journal of Advances in Computer Science & Its Applications, JICSIA,

Surasak Boonkla, Masashi Unoki and Stanislav S. Makhanov, and Chai Wutiwiwatchai, “Speech analysis method based on source-filter model using multivariate empirical mode decomposition in log-spectrum domain,” Proc. IEEE Int. Symposium on Chinese Spoken Language Processing (ISCSLP), pp. 555--559, Sept. 2014.

Thangthai Kwanchiva, Ananlada Chotimongkol, and Chai Wutiwiwatchai. "A hybrid language model for open-vocabulary Thai LVCSR." INTERSPEECH. 2013.

Berena John Arjulie, Chunwijitra Sila, Okada Hitoshi, Ueno Haruki, "Shared virtual presentation board for e-Meeting in higher education on the WebeLS platform", Human-centric Computing and Information Sciences, April, 2013

Mohamed Osamnia, Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, “A Cloud-based Multi-Functional e-Meeting System by Flash-based Multimedia Technology for Higher Education on the WebELS System”, LNCS 2013, pp. 1–12, Springer International Publishing Switzerland, 2013

Mohamed Osamnia, Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, “Video Embedded Synchronization to Support On-Line Presentation For Higher Education on the WebELS System”, 3rd International Conference on Education, Research and Innovation - ICERI 2013, Sep 2013

Berena Arjulie John, Sila Chunwijitra, Mohamed Osamnia, Hitoshi Okada, Haruki Ueno, “WebELS: Realizing e-Learning in Higher Education over Low Bandwidth Environment”, The Asian Conference on Society, Education and Technology, 2013

Berena Arjulie John, Sila Chunwijitra, Mohamed Osamnia, Hitoshi Okada, Haruki Ueno, “WebELS: Enabling e-Learning in Higher Education over Low Bandwidth Environment”, International Conference on Computers in Education - ICCE 2013, Nov 2013

Berena Arjulie John, Mohamed Osamnia, Sila Chunwijitra, Hitoshi Okada, Haruki Ueno, “Realizing e-Learning in Higher Education over Low Bandwidth Environment”, The First Asian Conference on Society, Education and Technology - ACSET 2013, Nov, 2013

Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, "Advanced Content Authoring and Viewing Tools Using Aggregated Video and Slide Synchronization by Key Marking for Web-Based e-Learning System in Higher Education", the IEICE Transactions, pp. 1754-1765, August, 2013

Kongthon, A., Haruechaiyasak, C., Pailai, J., and Kongyoung, S., “The role of Twitter during a natural disaster: Case study of 2011 Thai Flood,” In Proceedings of the 2012 Portland International Conference on Management of Engineering and Technology (PICMET 2012), pp. 2227-2232.

Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, "Authoring Tool for Video-based Content on WebELS Learning System to Support Higher Education", JCSSE 2012, pp. 317-322, May, 2012

Surasak Boonkla, Pakinee Aimmanee, Chai Wutiwiwatchai, and Hiroaki Kunieda (2012). Online traffic information retrieving for a driver using speech recognition including enhancement methods, in Proceedings of The First ASIAN Conference on Information Systems (ACIS 2012) [CD-ROM], 6-8 December 2012, Siem Reap, Cambodia.

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

Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, "Design of Suitable Meeting Management Model for WebELS Meeting to Meet the Business Situations", COLLA 2011 : The First International Conference on Advanced Collaborative Networks, Systems and Applications, pp. 52-57, Jun, 2011

Sila Chunwijitra, Arjulie John Berena, Hitoshi Okada, Haruki Ueno, "Authoring Tool based on Flash Technology for WebELS Learning System to Support Higher Education", IEICE Tech. Rep., vol. 111, no. 282, KBSE2011-44, pp. 49-54, Nov, 2011

A.J. Berena, Sila Chunwijitra, H. Ueno, Z. He, P. Sriprasertsuk, "e-Meeting Solution for Higher Education on the WebELS Platform", Proceedings of the International Conference on Education, Informatics, and Cybernetics 2011, pp. 19-24, Dec, 2011

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

Kongthon, A., Kongyoung, S., Sangkeettrakarn, C., and Haruechaiyasak, C., “Thailand’s Tourism Information Service based on Semantic Search and Opinion Mining,” in Proceedings of the 25th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2010), pp. 1109-11

Haruechaiyasak, C., Thaiprayoon, S., and Kongthon, A.,“Expertise Mapping Based on a Bibliographic Keyword Annotation Model,” ICADL 2010, pp. 256-257.

Saykham, Kwanchiva, Ananlada Chotimongkol, and Chai Wutiwiwatchai. "Online Temporal Language Model Adaptation for a Thai Broadcast News Transcription System." LREC. 2010.

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 '

Pao Sriprasertsuk, Arjulie John Berena, Sila Chunwijitra and Haruki Ueno, "A Study on an Open Source for Distance Real-Time Learning Environment", Technical report of IEICE. KBSE, Vol. 109, no. 392, pp. 53-58, Jan, 2010

Sila Chunwijitra, Arjulie John Berena,Pao Sriprasertsuk,Hitoshi Okada,Haruki Ueno, "WebELS Meeting: Multi-Functional Online Conference Tool For Higher Education For Low-Speed Internet", In Proceedings of Third International Conference on Education Technology and Training (ETT 2010), Nov, 2010

Klaithin S., Chootrakool P. and Kosawat K., "LEXiTRON-Pro Editor: an Integrated Tool for developing Thai Pronunciation Dictionary", CLA'10 – Computational Linguistics – Applications, 2010, pp. 33-37.

Surasak Boonkla, Pakinee Aimmanee, Chai Wutiwiwatchai, N.Thatphitakkul, Hiroaki Kuneida (2010). The Optimization Process of Speech Recognition for in-Vehicle Embeded Systems, in Proceeding of the International Conference of Intelligent Transport System Telecommunication, 15 September 2010, Kyoto, Japan.

Surasak Boonkla, Pakinee Aimmanee, Chai Wutiwiwatchai, and Hiroaki Kuneida (2010). An Isolated Word Speech Recognition for Car Telematics Services, in Proceedings of the International Conference on Information and Communication Technology for Embedded Systems(ICICTES 2010), 28-30 January 2010, Pathumthani, Thailand.

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.

V. Boonpiam, A. Rugchatjaroen, C. Wutiwiwatchai, "Cross-language F0 modeling for under-resourced tonal languages: a case study on Thai-Mandarin," INTERSPEECH 2009, Sep 2009, United Kingdom.

Sila Chunwijitra and Marut Buranarach, Navigation System for Application on OLPC Guideline : Pictorial Dictionary Case Study, The Sixth international Joint Conference on Computer Science and Software Engineering (JCSSE) 2009

Monthika Boriboon, Kanyanut Kriengket, Patcharika Chootrakool, Sitthaa Phaholphinyo, Sumonmas Purodakananda, Tipraporn Thanakulwarapas, and Krit Kosawat, "BEST corpus development and analysis," in Proc. 2nd Int. Conf. Asian Language Process. (IALP), Singapore, Dec.7-9, 2009, pp.322-327.

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.

Patcharika Chootrakool, Chai Wuttiwiwatchai, and Krit Kosawat, "A large pronunciation dictionary for Thai speech processing," in Proc. 6th Biennial Conf. Asian Assoc. for Lexicography (ASIALEX), Bangkok, Thailand, Aug.20-22, 2009.

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)

U. Sherpa, D. Pemo, D. Chhoeden, A. Rugchatjaroen, A. Thangthai, C. Wutiwiwatchai, "Pioneering Dzongkha Text-to-Speech Synthesis," O-Cocosda 2008, Nov 2008, Japan

Kwanchiva Saykham, Nattanun Thatphithakkul, Chai Wutiwiwatchai Vataya Boonpiam and Cholwich Natthee. “Thai Named Entity Recognition Using Class based Language Modeling on Multiple sized Subword Units" ,Interspeech. 2008.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. “Robust Speech Recognition Using Noise-Cluster HMM Interpolation“ , International Conference on Signal Processing (ICSP). 2008.

Sila Chunwijitra, Marut Buranarach and Supranee Thirawatthanasuk, Capturing and Modeling Open Content in One Laptop Per Child: A Framework and Case Study, The First International Workshop on Open Source and Open Content (WOSOC) 2008

Chai Wutiwiwatchai, Thepchai Supnithi, and Krit Kosawat, "Speech-to-speech translation activities in Thailand," in Proc. 3rd Int. Joint Conf. Natural Language Process. (IJCNLP), Hyderabad, India, Jan.7-12, 2008.

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)

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. “Simulated-data adaptation based piecewise linear transformation for robust speech recognition”, ASEAN Journal on Science & Technology for Development Vol 24 Issue No.4, 2007

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Combined simulated data adaptation and piecewise linear transformation for robust speech recognition", International conference of the Electrical Engineering/Electronics, Computer, Telecommun

Vataya Boonpiam, Nattanun Thatphithakkul, Kwanchiva Saykham and Chai Wutiwiwatchai. "SNR-based model selection and simulated-data adaptation for robust speech recognition", Electrical Engineering Conference (EECON). 2007.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Tree-structured model selection and simulated-data adaptation for environmental and speaker robust speech recognition", International Symposium on Communications and Information Technologies

Vataya Boonpiam, Nattanun Thatphithakkul and Chai Wutiwiwatchai. “Large Vocabulary Thai Isolated-Word Speech Recognition”, International Symposium on Natural Language Processing (SNLP). 2007.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "KPCA-Based Noise classification Model for Robust Speech Recognition system", International conference of the Electrical Engineering/Electronics, Computer, Telecommunications and Information T

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "A Simulated-Data Adaptation Technique for Robust Speech Recognition", INTERSPEECH – ICSLP, 2006.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Robust Speech Recognition Using KPCA-Based Noise Classification", ECTI TRANSACTIONS ON COMPUTER AND INFORMATION TECHNOLOGY VOL.2, NO.1 MAY 2006

Nattanun Thatphithakkul, Chai Wutiwiwatchai, Vataya Boonpiam and Kwanchiva Saykham. "Hybrid Support Vector Machines and Hidden Markov Model for Speaker Detection", Electrical Engineering Conference (EECON). 2006.

Patcharika Cotsomrong, Nattanun Thatphithakkul, Kwanchiva Saykham, Vataya Boonpiam, Chai Wutiwiwatchai and Treepop Sunpetchniyom. “A speech sectioning tool for corpus development”, IEEE TENCON. 2006.

C. Hansakunbuntheung, A. Rugchatjaroen, C. Wutiwiwatchai, "Space Reduction of Speech Corpus Based on Quality Perception for Unit Selection Speech Synthesis," SNLP 2005, Dec 2005, Thailand.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, and Vataya Boonpiam. "Noise Classification Based on PCA", NSTDA Annual Conference (NAC). 2005.

Nattanun Thatphithakkul, Boontee Kruatrachue, Chai Wutiwiwatchai, Sanparith Marukatat, and Vataya Boonpiam. "Robust Speech Recognition Using PCA-Based Noise Classification", SPECOM. 2005.

Vataya Boonpiam, Nattanun Thatphithakkul, and Chai Wutiwiwatchai. “A Study of Acoustic Modeling for Thai Noisy Speech Recognition", Electrical Engineering Conference (EECON). 2005.

Sila Chunwijitra, Para Voraratpanya and Supot Nitsuwat. On-Line Handwriting using Neural Networks and Fuzzy Logic, National Conference on Computing and Information Technology (NCCIT). 2005