Associate Professor VARIN CHOUVATUT, Ph.D.

Department of Computer Science, Faculty of Science, Chiang Mai University (CMU), Chiang Mai 50200 Thailand

+6653-943-412-16 Ext. 118, +6663-080-7969

varin.ch@cmu.ac.th

RESEARCH INTERESTS

Computer Vision, 3D Reconstruction, 2D and 3D Motion Processing, Image Processing, Augmented (Mixed) Reality, Virtual Reality, Computer Graphics, Machine Learning, Artificial Intelligence, Medical Imaging Analysis, Web-based Applications (But NOT limited to)

EDUCATIONAL RECORDS

DOCTORAL DEGREE

Doctor of Philosophy (Ph.D.) in Electrical and Computer Engineering (International Program) with a GPA of 4.00 Department of Computer Engineering, Faculty of Engineering, King Mongkut’s University of Technology Thonburi (KMUTT), Bangkok, Thailand.
Awarded a full scholarship, with a post-graduation work commitment at Chiang Mai University (CMU), Chiang Mai, Thailand, for my education and my role as a one-year research scholar at Indiana University – Purdue University Indianapolis (IUPUI), Indianapolis, IN 46202 USA.

MASTER’S DEGREE

Master of Engineering (M.Eng.) in Computer Engineering (International Program) Department of Computer Engineering, Faculty of Engineering, King Mongkut’s University of Technology Thonburi (KMUTT), Bangkok, Thailand.
Awarded a full scholarship for my education, with a post-graduation work commitment at Chiang Mai University (CMU), Chiang Mai, Thailand.

BACHELOR’S DEGREE

Bachelor of Engineering (B.Eng.) in Computer Engineering (with Honors) Department of Computer Engineering, Faculty of Engineering, King Mongkut’s University of Technology Thonburi (KMUTT), Bangkok, Thailand.
Awarded quota admission to the program as the top student in Grade 12 from Saraburi Wittayakom (SBW) School, Saraburi, Thailand, bypassing the written examination.

RESEARCH PUBLICATION RECORDS

INTERNATIONAL JOURNALS AND CONFERENCES

  • Huang, J., Chaijaruwanich, J. and Varin Chouvatut, 2024, Video-based Sign Language Recognition with R(2+1)D and LSTM Networks, The 16th International Conference on Knowledge and Smart Technology (KST 2024), pp. 1-6. (Also indexed in IEEE Xplore)
  • Vhito, K. and Varin Chouvatut, 2023, Steganography with Adaptable Separate Encrypted Code of Hidden Confidential Information, The 20th International Joint Conference on Computer Science and Software Engineering (JCSSE 2023), pp. 1-6. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Zaidi, Sh. A. and Varin Chouvatut, 2023, Mae Mai Muay Thai Style Classification in Movement Appling Long-Term Recurrent Convolution Networks, Journal of Internet Services and Information Security (JISIS), Vol. 13, No. 1, pp. 95-112. (Also indexed in SCOPUS)
  • Varin Chouvatut, Panyangam, B. and Huang, J., 2023, Chinese Finger Sign Language Recognition Method with ResNet Transfer Learning, The 15th International Conference on Knowledge and Smart Technology (KST 2023), pp. 1-6. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Winyangkun, T., Vanitchanant, N., Panyangam, B. and Varin Chouvatut, 2023, Real-Time Detection and Classification of Facial Emotions, The 15th International Conference on Knowledge and Smart Technology (KST 2023), pp. 1-5. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Pikulkaew, K. and Varin Chouvatut, 2023, Pain Detection Using Deep Learning Method from 3D Facial Expression and Movement of Motion, Lecture Notes in Networks and Systems, 2023, Vol. 464, pp. 751-759. (Also indexed in SCOPUS, SpringerLink, and SCImago)
  • Zaidi, Sh. A. and Varin Chouvatut, 2022, Mae Mai Muay Thai Layered Classification Using CNN and LSTM Models, The 26th International Computer Science and Engineering Conference (ICSEC 2022), pp. 1-6. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Duangchaemkarn, K., Boonchieng, W., Wiwatanadate, P. and Varin Chouvatut, 2022, SARIMA Model Forecasting Performance of the COVID-19 Daily Statistics in Thailand during the Omicron Variant Epidemic, Healthcare (Switzerland), 2022, Vol. 10, No. 7, 1310, pp. 1-18. (Also indexed in ISI and SCOPUS)
  • Pikulkaew, K. and Varin Chouvatut, 2021, Enhanced Pain Detection and Movement of Motion with Data Augmentation based on Deep Learning, The 13th International Conference on Knowledge and Smart Technology (KST 2021), pp. 197-201. (Also indexed in ISI, IEEE Xplore Digital Library, and SCOPUS)
  • Pikulkaew, K., Boonchieng, W., Boonchieng, E. and Varin Chouvatut, 2021, 2D Facial Expression and Movement of Motion for Pain Identification with Deep Learning Methods, IEEE Access, 2021, Vol. 9, pp. 109903-109914. (Also indexed in ISI, SCOPUS, and IEEE Xplore Digital Library)
  • Pikulkaew, K., Boonchieng, E., Boonchieng, W. and Varin Chouvatut, 2021, Pain detection using deep learning with evaluation system, Springer Book Chapter: Advances in Intelligent Systems and Computing, 2021, Vol. 1184, pp. 426–435. (Also indexed in ISI, SCOPUS, and SpringerLink)
  • Supitchaya, B. and Varin Chouvatut, 2021, Convergence speed up using convolutional neural network combining with long short-term memory for American sign language alphabet recognition, Springer Book Chapter: Advances in Intelligent Systems and Computing, Vol. 1184, pp. 426-435. (Also indexed in ISI, SCOPUS, and SpringerLink)
  • Varin Chouvatut, Boonchieng, E. and Boonchieng, W., 2020, Clustering of domestic locations in layers for the purpose of breakout prevention of diseases, Journal of Internet Technology, 2020, Vol. 21, No. 6, pp. 1693–1699. (Also indexed in SCOPUS and ISI)
  • Chiewcharn, P. and Varin Chouvatut, 2020, Real-time notification system of moving obstacles in vehicle-camera images using SSD and safe zones, 12th International Conference on Knowledge and Smart Technology (KST 2020), 29 Jan – 1 Feb 2020, Pattaya, Thailand, pp. 58–63, 9059371. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Boonchieng, W., Settheekul, S., Fongkaew, W., Varin Chouvatut and Boonchieng, E., 2020, Development of a Web-based Sexual Risk Behavior Prevention Database with the Benefit of 4G LTE by Using Community Participation, Journal of Internet Technology (JIT) (ISSN: 1607 – 9264), 2020, Vol. 21, No. 2, pp. 543-554. (Also indexed in SCOPUS and ISI)
  • Varin Chouvatut and Boonchieng, E., 2019, Characteristics of Basil in Aspects of Digital Information Retrieval and Data Mining, Journal of Internet Technology (JIT) (ISSN: 1607 – 9264), Vol. 20, No. 3, 2019, pp. 983 – 997. (Also indexed in SCOPUS and ISI)
  • Boonchieng, E. and Varin Chouvatut, 2019, Analysis from Image Processing of Wildfire Area for a Long-Term Protection Plan, Journal of Computers (JOC) (ISSN: 1991 – 1599), Vol. 30, No. 2, 2019, pp. 125 – 133. (Also indexed in SCOPUS)
  • Varin Chouvatut and Jindaluang, W., 2019, Polynomial-Time Algorithms for Path Movement Problems on Trees and Unicyclic Graphs, Journal of Internet Technology (JIT) (ISSN: 1607 – 9264), Vol. 20, No. 6, 2019, pp. 1729-1735. (Also indexed in SCOPUS and ISI)
  • Pikulkaew, K., Boonchieng, E., Boonchieng, W. and Varin Chouvatut, 2019, Network-Simulated Generation of Human Faces with Expressions and Orientations for Deep Learning Classification, International Journal of Innovative Technology and Exploring Engineering (IJITEE), Vol. 9, No. 2, 2019, pp. 2178-2185. (Also indexed in SCOPUS)
  • Pikulkaew, K., Varin Chouvatut and Boonchieng, E., 2018, Vocabulary Practicing from Assisting Techniques in Three Dimensional Animation with User Interaction, The 22nd International Computer Science and Engineering Conference (ICSEC 2018) in Conjunction with The 11th Biomedical Engineering International Conference (BMEiCON 2018), 2018, pp. 1 – 4, 8712694. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Chaisuparpsirikun, Th. and Varin Chouvatut, 2018, Detection of Brain Tumor from MR Image Segmentation and Blob’s Centroid, Springer Lecture Notes in Networks and Systems (LNNS), ISSN: 2367 – 3370 (From World Conference on Smart Trends in Systems, Security and Sustainability (WS4)), 2018, Vol. 18, pp. 121-130. Presented in London, United Kingdom. (The books of this series have been submitted to ISI Proceedings, MetaPress, and Springerlink. Title in this LNNS series is Smart Trends in Systems, Security and Sustainability. Also indexed in SCOPUS.)
  • Duangchaemkarn, K., Varin Chaovatut, Wiwatanadate, P. and Boonchieng, E., 2017, Symptom-based data preparation for the detection of disease outbreak, Proceedings of Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2017), 2017, pp. 2614 – 2617. (Also indexed in IEEE Xplore Digital Library, SCOPUS, and PubMed)
  • Varin Chouvatut and Boonchieng, E., 2017, Brain Tumor’s Approximate Correspondence and Area with Interior Holes Filled, The 14th International Joint Conference on Computer Science and Software Engineering (JCSSE 2017), 2017, pp. 1-5. (Also indexed in ISI, IEEE Xplore Digital Library and SCOPUS)
  • Varin Chouvatut and Boonchieng, E., 2017, Graphical Representation of the Whole Sequentially MRI Images in a Single View: Image Sequences of Human’s Whole Head, The 14th International Joint Conference on Computer Science and Software Engineering (JCSSE 2017), 2017, pp. 1-6. (Also indexed in ISI, IEEE Xplore Digital Library and SCOPUS)
  • Vasantapan, N. and Varin Chouvatut, 2017, Pattern extraction from northern Thai fabrics using flexibly matching segments: Sarong Teenjok and Lanna textiles, 2017 9th International Conference on Knowledge and Smart Technology: Crunching Information of Everything (KST 2017), 2017, pp. 338-342. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Seel-audom, Ch., Naiyapo, W. and Varin Chouvatut, 2017, A Search for geometric-shape objects in a vector image: Scalable Vector Graphics (SVG) file format, 2017 9th International Conference on Knowledge and Smart Technology: Crunching Information of Everything (KST 2017), 2017, pp. 305-310. (Also indexed by IEEE Xplore Digital Library and SCOPUS)
  • Jindaluang, W., Chawachat, J., Varin Chouvatut, Fakcharoenphol, J. and Kantabutra, S., 2017, An improved approximation algorithm for the s-t path movement problem, Chiang Mai Journal of Science, Vol. 44(1), 2017, pp. 279 – 286. (Also indexed in Science Citation Index Expanded [SciResearch], Journal Citation Reports/Science Edition, SCOPUS, SciFinder-Chemical Abstracts Service, BIOSIS Previews, and Google Scholar)
  • Duangchaemkarn, K., Varin Chouvatut, Wiwatanadate, Ph. And Boonchieng, E., 2017, Symptom-based Data Preprocessing for the Detection of Disease Outbreak, 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2017, pp. 2614-2617. (Also indexed in PUBMED, SCOPUS, and IEEE Xplore Digital Library)
  • Bunkhumpornpat, C., Varin Chouvatut, and Rattanaudomsawat, S., 2016, “Rotation algorithms for balancing search trees”, ECTI Transactions on Computer and Information Technology (ECTI-CIT), 2016, Vol. 10, No.1, pp. 26-32.
  • Varin Chouvatut and Boonchieng, E., 2016, Radiographic Image Enhancement Using Hybrid Algorithm, Jurnal Teknologi, Vol. 78, No. 6-7, 2016, pp. 89 – 93.
  • Varin Chouvatut, Jindaluang, W. and Boonchieng, E., 2015, Training Set Size Reduction in Large Dataset Problems, 2015 19th International Computer Science and Engineering Conference (ICSEC 2015): Hybrid Cloud Computing: A New Approach for Big Data Era, 2015, pp. 234-238. (Also indexed in ISI, IEEE Xplore Digital Library, and SCOPUS)
  • Varin Chouvatut, Jindaluang, W., Boonchieng, E. and Rukkanchanunt, Th., 2015, Efficiency Comparisons between K-Centers and K-Means Algorithms, 2015 19th International Computer Science and Engineering Conference (ICSEC 2015), 2015, pp. 228-233. (Also indexed in ISI, IEEE Xplore Digital Library, and SCOPUS)
  • Varin Chouvatut, Yotsombat, Ch., Sriwichai, R. and Jindaluang, W., 2015, Multi-view Hand Detection Applying Viola-Jones Framework Using SAMME AdaBoost, 2015 8th International Conference on Knowledge and Smart Technology (KST 2015), 2015, pp. 30-35. (Also indexed in IEEE Xplore Digital Library, SCOPUS, and SCImago)
  • Varin Chouvatut, Jindaluang, W. and Putanamatada, K., 2015, Longan’s Leaf Analysis for Chemical-Substance Usage, 2015 7th International Conference on Knowledge and Smart Technology (KST 2015), 2015, pp. 36-41. (Also indexed in IEEE Xplore Digital Library, SCOPUS, and SCImago)
  • Varin Chouvatut and Prathan, S., 2014, The Flexible and Adaptive X-Mark Detection for the Simple Answer Sheets, 2014 International Computer Science and Engineering Conference (ICSEC 2014), 2014, pp. 433-439. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Jindaluang, W., Kantabutra, S. and Varin Chouvatut, 2014, The Complexity of the Overlay Network Verification and Its Related Problems, 2014 International Computer Science and Engineering Conference (ICSEC 2014 iTAG Workshop), 2014, pp. 23-28. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Jindaluang, W., Varin Chouvatut and Kantabutra, S., 2014, Under-sampling by Algorithm with Performance Guaranteed for Class-imbalance Problem, 2014 International Computer Science and Engineering Conference (ICSEC 2014), 2014, pp. 215-221. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Varin Chouvatut and Jindaluang, W., 2013, Virtual Piano with Real-Time Interaction Using Automatic Marker Detection, 2013 International Computer Science and Engineering Conference (ICSEC 2013), September 4 – 6, 2013, pp. 227-231, Bangkok, Thailand. (Also indexed in IEEE Xplore Digital Library and SCOPUS)
  • Varin Chouvatut, Suthep Madarasmi and Mihran Tuceryan: 3D Reconstruction and Camera Pose from Video Sequence Using Multi-dimensional Descent. 4th International Conference on Information Systems, Technology and Management (ICISTM 2010). March 2010, pp. 282 – 292.
  • Varin Chouvatut, Suthep Madarasmi and Mihran Tuceryan: Face Reconstruction and Camera Pose Using Multi-dimensional Descent. Proceedings of the International Conference on Computer, Electrical, and Systems Sciences, and Engineering (CESSE 2009), Vol. 60, December 2009, pp. 730 – 735, ISSN: 2070 – 3724.
  • Varin Chouvatut, Suthep Madarasmi and Mihran Tuceryan: 3D Face and Motion from Feature Points Using Adaptive Constrained Minima. The IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2009, Vol. E94-A, No. 11, pp. 1 – 13.
  • Varin Chouvatut and Suthep Madarasmi: A Comparison of Two Camera Pose Methods for Augmented Reality. Proceedings of the 7th IASTED International Conference on Signal and Image Processing (SIP 2005). August 15 – 17, 2005. Honolulu, Hawaii, USA. IASTED/ACTA Press 2005. pp. 554 – 559.
  • Varin Chouvatut and Suthep Madarasmi: Estimation of Camera Pose of Use in Augmented Reality System. The 20th International Technical Conference on Circuits/Systems, Computers and Communications. July 4 – 7, 2005. Jeju, Korea.

INTERNATIONAL POSTER PRESENTATIONS

  • Varin Chouvatut, Jindaluang, W., Boonchieng, E. and Bunmung, R., 2015, 3D Object Animation on Interactive Website, Presented in the 19th International Computer Science and Engineering Conference (ICSEC 2015), 2015.
  • Varin Chouvatut, Boonchieng, E., Suwanchomphu, J. and Wongwanichapak, N., 2015, Blob Coloring for Objects Detection, Presented in the 19th International Computer Science and Engineering Conference (ICSEC 2015), 2015.
  • Varin Chouvatut, Jindaluang, W., Boonchieng, E. and Porkrue, Ch., 2015, Online Processing Host Computer for Fabric Pattern Search, Presented in the 19th International Computer Science and Engineering Conference (ICSEC 2015), 2015.