News

• [News] Recruiting New Ph.D. and Master students - Full Scholarship (Tuition + Living expense)



• [News] Technical Program (TP) Co-Chairs: Wimob 2024 The 20th International Conference on Wireless and Mobile Computing, Networking and Communications
• [News] Joining Associate Editor of Scientific Reports (Computational Science) IF=3.8, Springer-Nature
• [News] Joining Associate Editor of Wireless Networks Journal, IF=2.1, Springer
• [News] Promoted as ACM Senior Member, May 2016
• [News] Promoted as IEEE Senior Member, August 2014
• [News] Indexed in Who's Who in the World @2012 by Marquis: Chakchai So-In
• [Awards] Serichampa Good People = "¤¹´ÕÈÃÕ¨Ó»Ò" (Student Development) @2013 by Faculty of Science, Khon Kan University: Chakchai So-In



• [Books] C. So-In et al.,"Mobile and Wireless Networks Lab with IoT (Complete)," 978-616-487-091-8, Infopress (IDC Premiere), 600 pp., Feb 2020.
• [Books 2nd edition] C. So-In et al., "Computer Network Lab 2nd edition (for professional)," 978-616-200-743-9, Infopress (IDC Premiere), 448 pp., May 2017.
• [Books] C. So-In et al., "Android Programming: CAI version," 978-616-204-598-1, Provision (Se-ed), 552 pp., Sept. 2016.
• [Books] C. So-In et al., "Network Lab," 978-616-200-580, Infopress (IDC Premiere), 440 pp., June 2016.
• [Books] C. So-In et al., "Computer Network Lab," 978-616-200-580, Infopress (IDC Premiere), 512 pp., June 2015.
• [Books] C. So-In et al., "Android APP Professional Development," 978-616-200-320-2, Infopress (IDC Premiere), 352 pp., Nov. 2012.
• [Books] C. So-In et al., "Window Phone APP Development for Beginner," 978-616-204-157-0, Provision (Se-ed), 232 pp., June 2012.
• [Books] C. So-In et al., "Android APP Development (Complete)," 978-616-200-302-8, Infopress (IDC Premiere), 360 pp., Sept. 2012.



• [Papers] Journal: S. Phoemphon, N. Leelathakul, and C. So-In, "An enhanced node segmentation and distance estimation scheme with improved PSO for obstacle-aware wireless sensor network localization," Journal of Network and Computer Applications, vol. 221, 103783, January 2024. (SCI-E/ISI) (IF=8.7)
• [Papers] Conference: @INFOCOM 2023: K. Chitavisutthivong, C. So-In, and S. Supittayapornpong, "Designing Optimal Compact Oblivious Routing for Datacenter Networks in Polynomial Time," in Proceedings of IEEE Conference on Computer Communications (INFOCOM 2023), Dec. 2022.
• [Papers] Journal: S. Phoemphon, C. So-In, and N. Leelathakul, "Fuzzy Weighted Centroid Localization with Virtual Node Approximation in Wireless Sensor Networks," IEEE Internet of Things Journal (IEEE IoT), (accepted for publication) Feb. 2018. (DOI: 10.1109/JIOT.2018.2811741) (SCI-E/ISI) (IF=7.596)
• [Papers] Journal: S. Phoemphon, C. So-In, and D. Niyato, "A Hybrid Model using Fuzzy Logic and an Extreme Learning Machine with Vector Particle Swarm Optimization for Wireless Sensor Network Localization," Applied Soft Computing (ASOC), vol. 65, no. 4, pp. 101-120, 2018. (SCI-E/ISI) (IF=3.541)
• [Papers] Journal: V. N. Vo, T. G. Nguyen, C. So-In, and D. Ha, "Secrecy Performance Analysis of Energy Harvesting Wireless Sensor Networks with a Friendly Jammer," IEEE Access, vol. 5, pp. 25196-25206, 2017. (SCI-E/ISI) (IF=3.244)
• [Papers] Journal: S. Permpol, C. So-In, and T. G. Nguyen, "An Enhanced Wireless Sensor Network Localization Scheme for Radio Irregularity Models using Hybrid Fuzzy Deep Extreme Learning Machines," Wireless Netw. (WN), vol. 24, no. 3, pp. 799-819, 2018. (IF=1.006)
• [Papers] Journal: T. G. Nguyen and C. So-In, "An Energy-Efficient Point Coverage-Aware Clustering Protocol in Wireless Sensor Networks," Int. J. of Ad Hoc and Ubiquitous Comput., 2016. (accepted for publication) (IF=0.554)
• [Papers] Journal: C. So-In, S. Permpol, and K. Rujirakul , "Soft Computing-Based Localizations in Wireless Sensor Networks," Pervasive and Mobile Comput. (PMC), vol. 29, pp. 17-37, 2016. (IF=2.079)
• [Papers] Journal: C. So-In and K. Rujirakul, "wPFP-PCA: Weighted Parallel Fixed Point PCA Face Recognition," Int. Arab J. of Info. Technol., vol. 13, no. 1, 2016. (accepted for publications) (IF=0.519)
• [Papers] Journal: C. So-In, C. Phaudphut, and K. Rujirakul, "Real-Time ECG Noise Reduction with QRS Complex Detection for Mobile Health Services," Arabian J. for Sci. and Engr., vol. 40, no. 9, pp 2503-2514, 2015. (IF=0.367)
• [Papers] Journal: C. So-In, S. Poolsanguan, and K. Rujirakul, "A Hybrid Mobile Environmental and Population Density Management System for Smart Poultry Farms," Comput. and Electron. in Agriculture, vol. 109, pp. 287-301, 2014. (IF=1.486)
• [Papers] Journal: K. Rujirakul, C. So-In, and B. Arnonkijpanich, "PEM-PCA: A Parallel Expectation-Maximization PCA Face Recognition Architecture," The Scientific World J., vol. 2014, 16 pp., 2014. (IF=1.219)
• [Papers] Journal: C. So-In, S. Poolsanguan, C. Poonriboon, K. Rujirakul, Y. Phasuk, and T. Haitook, "Smart Mobile Poultry Farming Systems in Tmote Sky WSNs," Int. J. of Digital Content Technology and its Applications, 2013.
• [Papers] Journal: C. So-In, C. Phaudphut, K. Rujirakul, N. Phokaped, S. Poolsanguan, and B. Waikham, "A Novel Architecture for Mobile ECG Recognition Systems Using Hybrid Wavelet Transform Feature Extraction Schemes," J. of Convergence Information Technology, vol. 8, no. 11, pp. 471-484, 2013.
• [Papers] Journal: C. So-In, S. Poolsanguan, C. Poonriboon, K. Rujirakul, and C. Phaudphut, "Performance Evaluation of Parallel AES Implementations over CUDA GPU Framework," Int. J. of Digital Content Technology and its Applications, vol. 7, no. 5, pp. 501-511, 2013.
• [Papers] Journal: A. Al-Tamimi, R. Jain, and C. So-In, "High Definition Video Streams Analysis, Modeling and Prediction," Advances in Multimedia, vol. 2012, 2012.



• [Papers] Conference: @AVAREIT:S. Poolsanguan, P. Aimtongkham, C. So-In, and D. Niyato, "Energy Transfer Optimizations with Mobile Charger in Wireless Sensor Networks," in Proceedings of International Conference Advanced Research in Electronic Engineering and Information Technology (AVAREIT), (accepted for publication) Jan. 2018.
• [Papers] Conference: @IWAIT 2018: K. Rujirakul and C. So-In, "Histogram Equalized DeepPCA with ELM Classification for Expressive Face Recognition," in Proceedings of International Workshop on Advanced Image Technology (IWAIT), (accepted for publication) Jan. 2018.
• [Papers] Conference: @JCSSE 2016: P. Aimtongkham, C. So-In, and S. Sanguanpong, "A Novel Web Caching Scheme using Hybrid Least Frequently Used and Support Vector Machine," in Proceedings of International Joint Conference on Computer Science and Software Engineering (JCSSE 2016), July 2016.
• [Papers] Conference: @JCSSE 2016: W. Phusomsai, C. So-In, W. Punjaruk, C. Phaudphut, and C. Thammasakorn, "Brain Tumor Cell Recognition Schemes using Image Processing with Parallel ELM Classifications on GPU," July 2016.
• [Papers] Conference: @ICOCOE 2016: T. G. Nguyen, C. So-In, and N. Nguyen, "Radio Irregularity Obstacles-Aware Models for Wireless Sensor Networks," March 2016.
• [Papers] Conference: @ADVCIT 2015: A. Suttichaiya, Y. Sombatkiripaiboon, P. Aimtongkham, C. Poonriboon, P. Horkaew, and C. So-In, "Video Steganography with LSB Color Detection," Dec. 2015.
• [Papers] Conference: @IC2IT 2015: B. Srikudkao, T. Khundate, C. So-In, P. Horkaew, C. Phaudphut, and K. Rujirakul, "Flood Warning and Management Schemes with Drone Emulator using Ultrasonic and Image Processing," July 2015.
• [Papers] Conference: @ICOCOE 2015: C. Thammasakorn, C. So-In, W. Punjaruk, U. KoKaew, B. Waikham, S. Permpol, and P. Aimtongkham, "Brain Cancer Cell Detection Optimization Schemes Using Image Processing and Soft-Computing," June 2015.
• [Papers] Conference: @ICISA 2015: K. Rujirakul and C. So-In, "P-PCC: Parallel Pearson Correlation Condition for Robust Cosmetic Makeup Face Recognitions," Feb. 2015.
• [Papers] Conference: @ICSEC 2015: K. Rujirakul, C. So-In, and B. Arnonkijpanich, "Weighted Histogram Equalized PEM-PCA Face Recognition," July 2014.
• [Papers] Conference: @DICTAP 2014: C. So-In, N. Mongkonchai, P. Aimtongkham, K. Wijitsopon, and K. Rujirakul, "An Evaluation of Data Mining Classification Models for Network Intrusion Detection," pp. 90-94, May 2014.
• [Papers] Conference: @DICTAP 2014: C. Poonriboon, C. So-In, S. Arch–Int, and K. Rujirakul, "An Optimized Genetic Routing Approach for Constrained Shortest Path Selections," pp. 226-230, May 2014.
• [Papers] Conference: @ISM 2014: W. Katekaew, C. So-In, C. Phaudphut, K. Rujirakul, and B. Waikham, "H-FCD: Hybrid Fuzzy Centroid and DV-Hop Localization Algorithm in Wireless Sensor Networks," Jan. 2014.
• [Papers] Conference: @CSA 2013: K. Udompongsuk, C. So-In, C. Phaudphut, K. Rujirakul, C. Soomlek, and B. Waikham, "MAP: An Optimized Energy-Efficient Cluster Header Selection Technique for Wireless Sensor Networks," Dec. 2013.
• [Papers] Conference: @IC2IT 2013: C. So-In, K. Udompongsuk, C. Phaudphut, K. Rujirakul, and C. Khunboa, "Performance Evaluation of LEACH on Cluster Head Selection Techniques in Wireless Sensor Networks," pp. 51-61, May 2013.
• [Papers] Conference: @ISMS 2013: K. Rujirakul, C. So-In, B. Arnonkijpanich, K. Sunat, and S. Pualsanguan, "PFP-PCA: Parallel Fixed Point PCA Face Recognition," pp. 409-414, Jan. 2013.



• [Talks] Invitied Seminar Talk @Nanyang Technological University, Singapore 2017: C. So-In, "Coverage-aware Clustering-based Routing Schemes in Wireless Sensor Networks," March 2017.
• [Talks] Guest Speaker @WUNCA25 2012: C. So-In, "Future Internet Architecture: Overview and Update," Download PDF, August 2012.



• [Awards] Best Paper Award at @JCSSE 2016: W. Phusomsai, C. So-In, W. Punjaruk, C. Phaudphut, and C. Thammasakorn, "Brain Tumor Cell Recognition Schemes using Image Processing with Parallel ELM Classifications on GPU," JCSSE, July 2016.
• [Awards] Best Paper Award at Conference: @IC2IT 2015: B. Srikudkao, T. Khundate, C. So-In, P. Horkaew, C. Phaudphut, and K. Rujirakul, "Flood Warning and Management Schemes with Drone Emulator using Ultrasonic and Image Processing," July 2015.
• [Awards] Best Paper Award at Conference: @JCSSE 2012: C. So-In, S. Arch-Int, C. Phaudphut, K. Rujirakul and N. Weeramongkonlert, "A New Mobile Phone System Architecture for Navigational Travelling Blind," May 2012.



• [Awards] "Flip: Parallel World for Adventure Game" - 3rd year CS@KKU student 2nd prize for NSC 2019 competition (Program for Educational Entertainment)
  [Netiphong Kanyala and Wasasat Bungkarnjana]
• [Awards] "Flying Sunny: 8-bits Style on Mobile Phone Game for Environmental Awareness" - second year CS@KKU student Honorable Mention Award for NSC 2018 competition (Program for Educational Entertainment)
  [Netiphong Kanyala, Akaradet Kaewmaneechot, and Wasasat Bungkarnjana]
• [Awards] "Black Bunny: Mobile Phone Game for the Blind)" The best prize (2nd; no 1st) for NSC 2017 competition (Edutainment)
  [Netiphong Kanyala and Thanadet Khunkhainam]
• [Awards] "Wild Ward : Widefire Detection with Drone and Image Processing (äÁé»èÒà´ÕÂǡѹ)" The best prize (2nd; no 1st) for NSC 2015 competition (Science and Technology)
  [Worawut Tungtrakul, Hemkorn Aekwaree, and Ratchanon Chompoobut]
• [Awards] "Mobile Indoor Positioning using WLAN" The 1st prize for NSC 2014 competition (Mobile Application)
  [Songyut Permpol and Tanawat Watchanasunthorn]
• [Awards] "Creative Digital Contest 2013" -fourth + third year CS@KKU student The 1st prize MSIG Web Design Contest
  [Comdet Phaudphut, Thanapat Sojaya, and Kritsanapon Sangprachum]
• [Awards] "Mobile Flooding Report and Assistant System via Ad-Hoc Network (MRAS)" -fourth year CS@KKU student The third prize NSC 2013 (Environmental APP) + The 1st prize Oral Presentation at Science Week Conference, Khon Kaen University 2013
  [Phet Aimtongkham, Preaw Phonarsa, and Sakkaphon Palkul]
• [Awards] "The Contaminator" Team Elephant -third year CS@KKU + 1st year EDU@KKU student passing through the second round of 2013 Microsoft Thailand Imagine Cup + Win the Popular Vote (Game Design)
  [Attavit Namrat, Theerapong Sirichana, and Thitaporn Sanit]
• [Awards] "HeartBeat" Team Kapom -third year CS@KKU student The third prize for 2012 Microsoft Thailand Imagine Cup + Nokia Special Award (Software Design)
  [Comdet phaudphut, Nathapon Sangkla, Krittaya Sangkhapat, and Pannapa Nanposri]
• [Awards] "Siam String Musical Band on Mobile" -fourth year CS@KKU student The 1st prize for NSC 2012 competition (Mobile Application) + IT Princess Award (Edutainment)
  [Kata Pothisarn, Teerawat Nimmasupwongrat, and Kittima Nongharnpitak]