Highly Efficient and Effective Techniques for Thai Syllable Speech Recognition. - Supachai Tangwongsan; Pornchai Po-Aramsri; Rong Phoophuangpairoj (ASIAN, 2004)

Gender Identification from Thai Speech Signal Using a Neural Network. - Rong Phoophuangpairoj; Phongsuphap Sukanya; Supachai Tangwongsan (ICONIP (1), 2009)

Using multiple HMM recognizers and the maximum accuracy method to improve voice-controlled robots. - Rong Phoophuangpairoj (ISPACS, 2011)

Durian Ripeness Striking Sound Recognition Using N-gram Models with N-best Lists and Majority Voting. - Rong Phoophuangpairoj (IC2IT, 2014)

Automated Classification of Watermelon Quality Using Non-flicking Reduction and HMM Sequences Derived from Flicking Sound Characteristics. - Rong Phoophuangpairoj (J. Inf. Sci. Eng., 2014)

Two-Stage Gender Identification Using Pitch Frequencies, MFCCs and HMMs. - Rong Phoophuangpairoj; Phongsuphap Sukanya (SMC, 2015)

Recognizing Quality of Floor Tiling from Knocking Signals Using HMMs. - Rong Phoophuangpairoj (IC2IT, 2017)

Developing a Mobile Application to Detect Improper Sitting Using Regression Analysis and an Accelerometer. - Rong Phoophuangpairoj; Panida Charnkeitkong (ICMLSC, 2020)

Monitoring an Inversion Table Back Stretching Machine Using a Smartphone Accelerometer. - Rong Phoophuangpairoj (ICCDE, 2022)