Chumwatana, Todsanai (2018) Comment analysis for product and service satisfaction from Thai customers' review in social network. Journal of Information and Communication Technology, 18 (2). pp. 271-289. ISSN 2180-3862

Khumsong, Ployphailin and Chumwatana, Todsanai and Augsirikul, Supanit (2016) Filtering spam mail in non-segmented languages using hybrid approach: the integration of stopword removal, n-gram extraction and classification techniques. In: Knowledge Management International Conference (KMICe) 2016, 29 – 30 August 2016, Chiang Mai, Thailand.

Deelertmongkolchai, Satjayod and Chumwatana, Todsanai and Thaiupathump, Choonhapong (2016) Using graph algorithm and classification technique for finding an optimal bus route in time-dependent travel times. In: Knowledge Management International Conference (KMICe) 2016, 29 – 30 August 2016, Chiang Mai, Thailand.

Chumwatana, Todsanai and Chuaychoo, Ichayaporn (2016) Using hybrid technique: the integration of data analytics and queuing theory for average service time estimation at Immigration Service, Suvarnabhumi Airport. In: Knowledge Management International Conference (KMICe) 2016, 29 – 30 August 2016, Chiang Mai, Thailand.

Chumwatana, Todsanai (2015) Using sentiment analysis technique for analyzing Thai customer satisfaction from social media. In: 5th International Conference on Computing and Informatics (ICOCI) 2015, 11-13 August 2015, Istanbul, Turkey.