Research Interests: (click at the bullets for relevant publications)
(Theoretical)
(Applications)
W. Chaovalitwongse, T.Y. Berger-Wolf, B. DasGupta, and M.V. Ashley. A Robust Combinatorial Approach for Sibling Relationships Reconstruction. To appear in Optimization Methods and Software.
W. Chaovalitwongse, P.M. Pardalos, and O.A. Prokopyev. Electroencephalogram (EEG) Time Series Classification: Applications in Epilepsy. To appear in Annals of Operations Research.
W. Chaovalitwongse, W. Suharitdamrong, and, P.M. Pardalos. Time-Frequency Analysis of Brain Neuro-dynamics. In D.Y. Gao (Ed.), Advances in Mechanics and Mathematics, Springer, New York. To appear.
W. Chaovalitwongse, L.D. Iasemidis, J.C. Sackellares, P.R. Carney, D.-S. Shiau, L.K. Dance, O.A. Prokopyev, V.L. Boginski, and P.M. Pardalos. Data Mining in EEG: Application to Epileptic Brain Disorders. In P.M. Pardalos and A. Vazacopoulos (Eds.), Data Mining in Biomedicine. Springer, New York. To appear.
O.A. Prokopyev, V. Boginski, W. Chaovalitwongse, P.M. Pardalos, J.C. Sackellares, and P.R. Carney. Network-Based Techniques in EEG Data Analysis and Epileptic Brain Modeling. In P.M. Pardalos and A. Vazacopoulos (Eds.), Data Mining in Biomedicine. Springer, New York. To appear.
I.P. Androulakis and W. Chaovalitwongse. Mathematical Programming for Data Mining. In C.A. Floudas and P.M. Pardalos (Eds.), Encyclopedia of Optimization. Springer, New York. To appear.
W. Chaovalitwongse, P.M. Pardalos, L.D. Iasemidis, D.-S. Shiau, and J.C. Sackellares. Dynamical Approaches and Multi-Quadratic Integer Programming for Seizure Prediction. Optimization Methods and Software, 20 (2-3): 383-394, 2005.
W. Chaovalitwongse, L.D. Iasemidis, P.M. Pardalos, P.R. Carney, D.-S. Shiau, and J.C. Sackellares. Performance of a Seizure Warning Algorithm based on the Dynamics of Intracranial EEG. Epilepsy Research, 64, 93-133, 2005.
L.D. Iasemidis, P.M. Pardalos, D.-S. Shiau, W. Chaovalitwongse, K. Narayanan, A. Prasad, K. Tsakalis, P.R. Carney, and J.C. Sackellares. Long Term Prospective On-Line Real-Time Seizure Prediction. Journal of Clinical Neurophysiology, 116 (3), 532-544, 2005.
W. Chaovalitwongse. Novel Quadratic Programming Approaches for Feature Selection and Clustering with Applications. Proceedings of the Workshop on Optimization-based Data Mining Techniques with Applications held in Conjunction with 2005 IEEE International Conference on Data Mining (ICDM), pp. 1-7, December 2005.
T.Y. Berger-Wolf, B. DasGupta, W. Chaovalitwongse, and M.V. Ashley. Combinatorial Reconstruction of Sibling Relationships. Proceedings of the 6th International Symposium on Computational Biology and Genome Informatics (CBGI), pp. 1252-1255, July 2005.
P.M. Pardalos, W. Chaovalitwongse, L.D. Iasemidis, J.C. Sackellares, D.-S. Shiau, P.R. Carney, O.A. Prokopyev, and V.A. Yatsenko. Seizure Warning Algorithm Based on Spatiotemporal Dynamics of Intracranial EEG. Mathematical Programming, 101(2): 365-385, 2004. (Pierskalla best paper award)
L.D. Iasemidis, D.-S. Shiau, W. Chaovalitwongse, J.C. Sackellares, P.M. Pardalos, P.R. Carney, J.C. Principe, A. Prasad, B. Veeramani, and K. Tsakalis. “Adaptive Epileptic Seizure Prediction System,” IEEE Transactions on Bio-medical Engineering, 50 (5): 616-627, 2003.
Combinatorial and Global Optimization:
W. Chaovalitwongse, L. Lei, and S. Gao. On the Cyclic Vessel Scheduling with Setup Times. ISE Working Paper.
W. Chaovalitwongse, and P.M. Pardalos. GRASP with Path-Relinking for the Linear Ordering Problem. ISE Working Paper.
L. Lei, H. Zhong, and W. Chaovalitwongse. On the Integrated Production and Distribution Problem with Bi-directional Flows. Under revision: INFORMS Journal on Computing.
W. Chaovalitwongse, T.Y. Berger-Wolf, B. DasGupta, and M.V. Ashley. A Robust Combinatorial Approach for Sibling Relationships Reconstruction. To appear in Optimization Methods and Software.
W. Chaovalitwongse, I.P. Androulakis, and P.M. Pardalos. Quadratic Integer Programming: Complexity and Equivalent Forms. In C.A. Floudas and P.M. Pardalos (Eds.), Encyclopedia of Optimization. Springer, New York. To appear.
W. Chaovalitwongse, O.A. Prokopyev, and P.M. Pardalos. Multi-Quadratic Zero-One Programming. In C.A. Floudas and P.M. Pardalos (Eds.), Encyclopedia of Optimization. Kluwer Academic Publishers, Netherland. To appear.
P.M. Pardalos, V.L. Boginski, O.A. Prokopyev, W. Sudharidamrong, P.R. Carney, W. Chaovalitwongse, and A. Vazacopoulos. Optimization Techniques in Medicine. In C.Audet, P. Hansen, and G. Savard (Eds.), Essays and Surveys in Global Optimization, pp. 211-232, Springer, New York, 2005.
W. Chaovalitwongse, P.M. Pardalos, and O.A. Prokopyev. Reduction of Multi-Quadratic 0-1 Programming Problems to Linear Mixed 0-1 Programming Problems. Operations Research Letters, 32(6): 517-522, 2004. (Ranked 5th in Top 25 Articles in ORL by ScienceDirect)
P.M. Pardalos, W. Chaovalitwongse, L.D. Iasemidis, J.C. Sackellares, D.-S. Shiau, P.R. Carney, O.A. Prokopyev, and V.A. Yatsenko. Seizure Warning Algorithm Based on Spatiotemporal Dynamics of Intracranial EEG. Mathematical Programming, 101(2): 365-385, 2004. (Pierskalla best paper award)
B. Chiarini, W. Chaovalitwongse, and P.M. Pardalos. A New Algorithm for the Triangulation of Input-Output Tables. In: P.M. Pardalos, A. Migdala, and G. Baourakis (Eds.), Supply chain and finance, pp. 254-273, World Scientific, Singapore, 2004.
W. Chaovalitwongse, D.K. Kim, and P.M. Pardalos. GRASP with a New Local Search Scheme for Vehicle Routing Problems with Time Windows. Journal of Combinatorial Optimization, 7: 179-207, 2003.
J.C. Sackellares, D.-S. Shiau, M.C.K. Yang, P.R. Carney, L.K. Dance, W. Suharitdamrong, W. Chaovalitwongse, P.M. Pardalos, J.C. Principe, and L.D. Iasemidis. Comparison of an Automated Seizure Prediction Algorithm Based on EEG Signal Analysis and Statistically Based Naïve Prediction Schemes. Submitted to Journal of Clinical Neurophysiology.
W. Chaovalitwongse, R.C. Sachdeo, P.M. Pardalos, L.D. Iasemidis, and J.C. Sackellares. Automated Brain Activity Classifier. To appear in Epilepsia.
W. Chaovalitwongse. Optimization and Data Mining in Epilepsy Research: A Review and Prospective. In H.E. Romeijn and P.M. Pardalos (Eds.), Handbook of Optimization in Medicine, Springer, New York. To appear.
W. Chaovalitwongse, P.M. Pardalos, and O.A. Prokopyev. Electroencephalogram (EEG) Time Series Classification: Applications in Epilepsy. To appear in Annals of Operations Research.
W. Chaovalitwongse and P.M. Pardalos. Optimization Approaches to Characterize the Hidden Dynamics of the Epileptic Brain: Seizure Prediction and Localization. To appear in SIAG/OPT Views-and-News.
W. Chaovalitwongse, W. Suharitdamrong, and, P.M. Pardalos. Time-Frequency Analysis of Brain Neuro-dynamics. In D.Y. Gao (Ed.), Advances in Mechanics and Mathematics, Springer, New York. To appear.
W. Chaovalitwongse, L.D. Iasemidis, J.C. Sackellares, P.R. Carney, D.-S. Shiau, L.K. Dance, O.A. Prokopyev, V.L. Boginski, and P.M. Pardalos. Data Mining in EEG: Application to Epileptic Brain Disorders. In P.M. Pardalos and A. Vazacopoulos (Eds.), Data Mining in Biomedicine. Springer, New York. To appear.
O.A. Prokopyev, V. Boginski, W. Chaovalitwongse, P.M. Pardalos, J.C. Sackellares, and P.R. Carney. Network-Based Techniques in EEG Data Analysis and Epileptic Brain Modeling. In P.M. Pardalos and A. Vazacopoulos (Eds.), Data Mining in Biomedicine. Springer, New York. To appear.
D.-S. Shiau, L.D. Iasemidis, P.M. Pardalos, P.R. Carney, L.K. Dance, W. Chaovalitwongse, and J.C. Sackellares. Automated Seizure Prediction Algorithm and Its Statistical Assessment: A Report From Ten Patients. In P.M. Pardalos and A. Vazacopoulos (Eds.), Data Mining in Biomedicine. Springer, New York. To appear.
W. Chaovalitwongse, P.M. Pardalos, L.D. Iasemidis, D.-S. Shiau, and J.C. Sackellares. Dynamical Approaches and Multi-Quadratic Integer Programming for Seizure Prediction. Optimization Methods and Software, 20 (2-3): 383-394, 2005.
W. Chaovalitwongse, L.D. Iasemidis, P.M. Pardalos, P.R. Carney, D.-S. Shiau, and J.C. Sackellares. Performance of a Seizure Warning Algorithm based on the Dynamics of Intracranial EEG. Epilepsy Research, 64, 93-133, 2005.
L.D. Iasemidis, P.M. Pardalos, D.-S. Shiau, W. Chaovalitwongse, K. Narayanan, A. Prasad, K. Tsakalis, P.R. Carney, and J.C. Sackellares. Long Term Prospective On-Line Real-Time Seizure Prediction. Journal of Clinical Neurophysiology, 116 (3), 532-544, 2005.
P.M. Pardalos, W. Chaovalitwongse, L.D. Iasemidis, J.C. Sackellares, D.-S. Shiau, P.R. Carney, O.A. Prokopyev, and V.A. Yatsenko. Seizure Warning Algorithm Based on Spatiotemporal Dynamics of Intracranial EEG. Mathematical Programming, 101(2): 365-385, 2004. (Pierskalla best paper award)
W. Chaovalitwongse, P.M. Pardalos, L.D. Iasemidis, D.-S. Shiau, and J.C. Sackellares. Applications of Global Optimization and Dynamical Systems to Prediction of Epileptic Seizures. In P.M. Pardalos, and J.C. Sackellares (Eds.), Quantitative Neuroscience, pp. 1-36, Kluwer Academic Publishers, Netherland, 2004.
D.-S. Shiau, L.D. Iasemidis, J.C. Sackellares, P.M. Pardalos, P.R. Carney, and W. Chaovalitwongse. Nonlinear Dynamics and Global Optimization Approaches to Investigate Dynamical Transitions Before and After Epileptic Seizures. In P.M. Pardalos and J.C. Sackellares (Eds.), Quantitative Neuroscience, pp. 239-250, Kluwer Academic Publishers, Netherland, 2004.
P.R. Carney, D.-S. Shiau, L.D. Iasemidis, W. Chaovalitwongse, and J.C. Sackellares. Nonlinear Neurodynamical Features in an Animal Model of Generalized Epilepsy. In P.M. Pardalos and J.C. Sackellares (Eds.), Quantitative Neuroscience, pp. 37-52, Kluwer Academic Publishers, Netherland, 2004.
L.D. Iasemidis, D.-S. Shiau, W. Chaovalitwongse, J.C. Sackellares, P.M. Pardalos, P.R. Carney, J.C. Principe, A. Prasad, B. Veeramani, and K. Tsakalis. “Adaptive Epileptic Seizure Prediction System,” IEEE Transactions on Bio-medical Engineering, 50 (5): 616-627, 2003.
L.D. Iasemidis, P.M. Pardalos, D.-S. Shiau, W. Chaovalitongse, K. Narayanan, S. Kumar, P.R. Carney, and J.C. Sackellares. Prediction of Human Epileptic Seizures based on Optimization and Phase Changes of Brain Electrical Activity. Optimization Methods and Software, 18 (1): 81-104, 2003.
P.M. Pardalos, J.C. Sackellares, V.A. Yatsenko, M.C.K. Yang, D.-S. Shiau, and W. Chaovalitwongse. Statistical Information Approaches to Modeling and Detection of the Epileptic Human Brain. Computational Statistics & Data Analysis, 43 (1): 79-108, 2003.
P.M. Pardalos, V.A. Yatsenko, J.C. Sackellares, D.-S. Shiau, W. Chaovalitwongse, and L.D. Iasemidis. Analysis of EEG Data Using Optimization, Statistics, and Dynamical System Techniques. Computational Statistics & Data Analysis, 44 (1-2): 391-408, 2003.
W. Chaovalitwongse, P.M. Pardalos, J.C. Sackellares, L.D. Iasemidis, D.-S. Shiau, and P.R. Carney. Automated Real-Time Seizure Detection Algorithm. Epilepsia, 44 (S9): 227, October 2003.
D.-S. Shiau, L.D. Iasemidis, W. Suharitdamrong, L.K. Dance, W. Chaovalitwongse, P.M. Pardalos, P.R. Carney, and J.C. Sackellares. Detection of the Preictal Period by Dynamical Analysis of Scalp EEG. Epilepsia, 44 (S9): 233, October 2003.
P.R. Carney, J.C. Sackellares, D.-S. Shiau, L.D. Iasemidis, W. Chaovalitwongse, W. Suharitdamrong, and P.M. Pardalos. Detection of Seizures in Newborns by Quantitative EEG Signal Analyses. Epilepsia, 44 (S9): 54, October 2003.
J.C. Sackellares, L.D. Iasemidis, D.-S. Shiau, W. Suharitdamrong L.K. Dance, W. Chaovalitwongse, P.M. Pardalos, and P.R. Carney. An Automated Seizure Warning Algorithm for Scalp EEG. Epilepsia, 44 (S9): 228, October 2003.
D.-S. Shiau, J.C. Sackellares, L.D. Iasemidis, P.M. Pardalos, P.R. Carney, and W. Chaovalitwongse. Dynamical Entrainment among Epileptic Brain Areas. Annals of Neurology, 54 (7): S55 Suppl. 2003.
W. Chaovalitwongse, L.D. Iasemidis, A. Prasad, D.-S. Shiau, J.C. Sackellares, P.M. Pardalos, and P.R. Carney. Seizure Prediction by Dynamical Phase Information from the EEG. Epilepsia, 43 (7): S45, October 2002.
J.C. Sackellares, L.D. Iasemidis, D.-S. Shiau, W. Chaovalitwongse, P.M. Pardalos, and P.R. Carney. “Dynamical Dependence of Seizure Prediction on Preceding Seizures,” Epilepsia, 43 (7): S50, October 2002.
L.D. Iasemidis, D.-S. Shiau, W. Chaovalitwongse, P.M. Pardalos, P.R. Carney, and J.C. Sackellares. “Adaptive Seizure Prediction System,” Epilepsia, 43 (7): S264-S265, October 2002.
J.C. Sackellares, L.D. Iasemidis, D.-S. Shiau, P.M. Pardalos, W. Chaovalitwongse, and P.R. Carney. Can knowledge of cortical site dynamics in a preceding seizure be used to improve prediction of the next seizure? Annals of Neurology, 52 (3): S65-S66 Suppl., September 2002.
J.C. Sackellares, L.D. Iasemidis, P.M. Pardalos, W. Chaovalitwongse, D.-S. Shiau, S.N. Roper, R.L. Gilmore, and J.C. Principe. Performance Characteristics of an Automated Seizure Warning Algorithm (ASWA) Utilizing Dynamical Measures of the EEG Signal and Global Optimization Techniques. Epilepsia, 42 (7): S40, November 2001.
W. Chaovalitwongse, T.Y. Berger-Wolf, B. DasGupta, and M.V. Ashley. A Robust Combinatorial Approach for Sibling Relationships Reconstruction. To appear in Optimization Methods and Software.
T.Y. Berger-Wolf, B. DasGupta, W. Chaovalitwongse, and M.V. Ashley. A Combinatorial Reconstruction of Sibling Relationships in Absence of Parental Data. DIMACS Technical Report, 2005-27.
T.Y. Berger-Wolf, B. DasGupta, W. Chaovalitwongse, and M.V. Ashley. Combinatorial Reconstruction of Sibling Relationships. Proceedings of the 6th International Symposium on Computational Biology and Genome Informatics (CBGI), pp. 1252-1255, July 2005.
W. Chaovalitwongse, L. Lei, and S. Gao. On the Cyclic Vessel Scheduling with Setup Times. ISE Working Paper.
W. Chaovalitwongse, and P.M. Pardalos. GRASP with Path-Relinking for the Linear Ordering Problem. ISE Working Paper.
L. Lei, H. Zhong, and W. Chaovalitwongse. On the Integrated Production and Distribution Problem with Bi-directional Flows. Under revision: INFORMS Journal on Computing.
B. Chiarini, W. Chaovalitwongse, and P.M. Pardalos. A New Algorithm for the Triangulation of Input-Output Tables. In: P.M. Pardalos, A. Migdalas, and G. Baourakis (Eds.), Supply chain and finance, pp. 254-273, World Scientific, Singapore, 2004.
W. Chaovalitwongse, D.K. Kim, and P.M. Pardalos. GRASP with a New Local Search Scheme for Vehicle Routing Problems with Time Windows. Journal of Combinatorial Optimization, 7: 179-207, 2003.
M. Cha, W. Chaovalitwongse, Z. Ge, J. Yates, and S. Moon. Path Protection Routing with SRLG Constraints to Support IPTV in WDM Mesh Networks. To appear in IEEE Global Internet Symposium.