| 2008 | ICASSP | Video enhancement using an iterative multiframe SRR based on a robust stochastic estimation with an improved observation model. | Vorapoj Patanavijit, Somchai Jitapunkul |
| 2007 | ICIP | A Robust Iterative Super-Resolution Reconstruction of Image Sequences using a Lorentzian Bayesian Approach with Fast Affine Block-Based Registration. | Vorapoj Patanavijit, Sarawut Tae-O-Sot, Somchai Jitapunkul |
| 2006 | ICASSP | Optimum Power Allocation for Maximum-Likelihood Channel Estimation in Space-Time Coded MIMO Systems. | Chaiyod Pirak, Z. Jane Wang, K. J. Ray Liu, Somchai Jitapunkul |
| 2006 | ICASSP | TWO-Dimensional Linear Discriminant Analysis of Principle Component Vectors for Face Recognition. | Parinya Sanguansat, Widhyakorn Asdornwised, Somchai Jitapunkul, Sanparith Marukatat |
| 2006 | ICIP | Shape Based Segmentation by Level Set Method for Medical Objects Containing Two Regions. | Sarawut Tae-O-Sot, Supatana Auethavekiat, Somchai Jitapunkul |
| 2006 | ICPR | A Robust Region-Based Multiscale Image Fusion Scheme for Mis-Registration Problem of Thermal and Visible Images. | O. Charoentam, Vorapoj Patanavijit, Somchai Jitapunkul |
| 2006 | ICPR | Class-Specific Subspace-Based Two-Dimensional Principal Component Analysis for Face Recognition. | Parinya Sanguansat, Widhyakorn Asdornwised, Somchai Jitapunkul, Sanparith Marukatat |
| 2006 | IWCMC | An iterative super-resolution reconstruction of image sequences using affine block-based registration. | Vorapoj Patanavijit, Somchai Jitapunkul |
| 2006 | VTC | Adaptive Pilot-Embedded Data-Bearing Approach Channel Estimation in Space-Frequency Coded MIMO-OFDM Systems. | Chaiyod Pirak, Z. Jane Wang, K. J. Ray Liu, Somchai Jitapunkul |
| 2006 | VTC | A Data-Bearing Approach for Pilot-Aiding in Space-Time Coded MIMO Systems. | Chaiyod Pirak, Z. Jane Wang, K. J. Ray Liu, Somchai Jitapunkul |
| 2006 | WCNC | LS FFT-based channel estimators using pilot-embedded data-bearing approach in space-frequency coded MIMO-OFDM systems. | Chaiyod Pirak, Z. Jane Wang, K. J. Ray Liu, Somchai Jitapunkul |
| 2005 | ICASSP | Performance analysis for pilot-embedded data-bearing approach in space-time coded MIMO systems. | Chaiyod Pirak, Z. Jane Wang, K. J. Ray Liu, Somchai Jitapunkul |
| 2005 | ISCAS | Face segmentation based on Hue-Cr components and morphological technique. | Teerayoot Sawangsri, Vorapoj Patanavijit, Somchai Jitapunkul |
| 2005 | PIMRC | A Large-Sample Approximate Maximum Likelihood for Localizing A Spatially Distributed Source. | Bamrung Tau Sieskul, Somchai Jitapunkul |
| 2004 | Interspeech | Intonation recognition for indonesian speech based on fujisaki model. | Nazrul Effendy, Ekkarit Maneenoi, Patavee Charnvivit, Somchai Jitapunkul |
| 2004 | PIMRC | A novel blind adaptive beamforming algorithm for smart antenna in MC-CDMA uplink system. | Kiattisak Maichalernnukul, Somchai Jitapunkul |
| 2004 | WCNC | V-BLAST technique for uplink MC-CDMA systems in rich scattering environment. | R. Kanchanawat, Suwich Kunaruttanapruk, P. Khunabut, P. Tansongcharoen, Somchai Jitapunkul |
| 2004 | WCNC | Performance improvement of MC-CDMA receiver at base station in fading channel using blind adaptive beamforming. | Nattapon Phewpong, Somchai Jitapunkul |
| 2003 | Interspeech | Recognition of intonation patterns in Thai utterance. | Patavee Charnvivit, Nuttakorn Thubthong, Ekkarit Maneenoi, Sudaporn Luksaneeyanawin, Somchai Jitapunkul |
| 2003 | Interspeech | Performance evaluation of phonotactic and contextual onset-rhyme models for speech recognition of Thai language. | Somchai Jitapunkul, Ekkarit Maneenoi, Visarut Ahkuputra, Sudaporn Luksaneeyanawin |
| 2003 | ISCAS | Automatic face color segmentation based rate control for low bit-rate video coding. | Datchakorn Tancharoen, Hatairat Kortrakulkij, S. Khemachai, Supavadee Aramvith, Somchai Jitapunkul |
| 2001 | Interspeech | F0 feature extraction by polynomial regression function for monosyllabic Thai tone recognition. | Patavee Charnvivit, Somchai Jitapunkul, Visarut Ahkuputra, Ekkarit Maneenoi, Umavasee Thathong, Boonchai Thampanitchawong |
| 2000 | Interspeech | Thai monophthong recognition using continuous density hidden Markov model and LPC cepstral coefficients. | Ekkarit Maneenoi, Somchai Jitapunkul, Visarut Ahkuputra, Umavasee Thathong, Boonchai Thampanitchawong, Sudaporn Luksaneeyanawin |
| 2000 | Interspeech | Classification of Thai consonant naming using Thai tone. | Umavasee Thathong, Somchai Jitapunkul, Visarut Ahkuputra, Ekkarit Maneenoi, Boonchai Thampanitchawong |
| 2000 | VCIP | Video segmentation based on adaptive combination of multiple features according to MPEG-4. | Datchakorn Tancharoen, Somchai Jitapunkul, Panachit Kittipanya-ngam, Narin Siritaranukul |
| 1998 | Interspeech | A comparison of Thai speech recognition systems using hidden Markov model, neural network, and fuzzy-neural network. | Visarut Ahkuputra, Somchai Jitapunkul, Nutthacha Jittiwarangkul, Ekkarit Maneenoi, Sawit Kasuriya |
| 1998 | Interspeech | A new strategy of fuzzy-neural network for Thai numeral speech recognition. | Chai Wutiwiwatchai, Somchai Jitapunkul, Visarut Ahkuputra, Ekkarit Maneenoi, Sudaporn Luksaneeyanawin |
| 1998 | Interspeech | Thai polysyllabic word recognition using fuzzy-neural network. | Chai Wutiwiwatchai, Somchai Jitapunkul, Visarut Ahkuputra, Ekkarit Maneenoi, Sudaporn Luksaneeyanawin |
| 1998 | MMSP | Thai polysyllabic word recognition using fuzzy-neural network. | Chai Wutiwiwatchai, Somchai Jitapunkul, Sudaporn Luksaneeyanawin, Visarut Ahkuputra |