Thongchai

ผศ. ดร.ธงชัย ดำรงโภคภัณฑ์

Asst. Prof. Dr. Thongchai Dumrongpokaphan

Deputy Head of Department


Room

MB2311

Telephone

053-943326 # 131

Email

Website

Education Background


ปร.ด. (คณิตศาสตร์), มหาวิทยาลัยมหิดล, 2546
วท.บ. (คณิตศาสตร์ประยุกต์), มหาวิทยาลัยเทคโนโลยีพระจอมเกล้าพระนครเหนือ, 2538

Research Area


 Mathematical Modeling

Research Field


- Mathematical Modeling



Publication


scopus Online, Offline (html)

Featured Publications


1.) Naz, H., Dumrongpokaphan, T., Sitthiwirattham, T., Alrabaiah, H., Ansari, K.J., A numerical scheme for fractional order mortgage model of economics, Results in Applied Mathematics, 2023, -.
2.) Dumrongpokaphan, T., Patanarapeelert, N., Sitthiwirattham, T., Nonlocal neumann boundary value problem for fractional symmetric hahn integrodifference equations, Symmetry, 2021, -.
3.) Dumrongpokaphan, T., Ntouyas, S.K., Sitthiwirattham, T., Separate fractional (P, q)-integrodifference equations via nonlocal fractional (p, q)-integral boundary conditions, Symmetry, 2021, -.
4.) Dumrongpokaphan, T., Patanarapeelert, N., Sitthiwirattham, T., Existence results of nonlocal Robin mixed Hahn and q-difference boundary value problems, Advances in Difference Equations, 2020, -.
5.) Dumrongpokaphan, T., Patanarapeelert, N., Sitthiwirattham, T., On sequential fractional q-Hahn integrodifference equations, Mathematics, 2020, -.
6.) Dumrongpokaphan, T., Kosheleva, O., Kreinovich, V., Belina, A., Why Sparse?, Studies in Computational Intelligence, 2020, 461-470.
7.) Kosheleva, O., Kreinovich, V., Dumrongpokaphan, T., A Symmetry-Based Explanation of the Main Idea Behind Chubanov’s Linear Programming Algorithm, Studies in Computational Intelligence, 2020, 55-64.
8.) Dumrongpokaphany, T., Koshelevaz, O., Kreinovichz, V., Translating discrete estimates into a less detailed scale: An optimal approach, Thai Journal of Mathematics, 2019, 41-55.
9.) Dumrongpokaphan, T., Kreinovich, V., Sriboonchitta, S., Why threshold models: A theoretical explanation, Studies in Computational Intelligence, 2019, 137-145.
10.) Dumrongpokaphan, T., Gholamy, A., Kreinovich, V., Nguyen, H.P., Why hammerstein-type block models are so efficient: Case study of financial econometrics, Studies in Computational Intelligence, 2019, 129-136.
11.) Dumrongpokaphan, T., Patanarapeelert, N., Sitthiwirattham, T., Existence results of a coupled system of Caputo fractional Hahn difference equations with nonlocal fractional Hahn integral boundary value conditions, Mathematics, 2018, -.
12.) Sriboonchitta, S., Longpré, L., Kreinovich, V., Dumrongpokaphan, T., Why the best predictive models are often different from the best explanatory models: A theoretical explanation, Studies in Computational Intelligence, 2018, 163-171.
13.) Kreinovich, V., Kosheleva, O., Dumrongpokaphan, T., Beyond traditional applications of fuzzy techniques: Main idea and case studies, Studies in Fuzziness and Soft Computing, 2018, 465-481.
14.) Zapata, F., Kosheleva, O., Kreinovich, V., Dumrongpokaphan, T., Do It Today or Do It Tomorrow: Empirical Non-exponential Discounting Explained by Symmetry Ideas, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 2018, 27-38.
15.) Dumrongpokaphan, T., Kreinovich, V., Markowitz portfolio theory helps decrease medicines’ side effect and speed up machine learning, Studies in Computational Intelligence, 2018, 86-93.
16.) Kreinovich, V., Dumrongpokaphan, T., Nguyen, H.T., Kosheleva, O., How to gauge accuracy of processing big data: Teaching machine learning techniques to gauge their own accuracy, Studies in Computational Intelligence, 2018, 198-204.
17.) Kreinovich, V., Dumrongpokaphan, T., How to estimate statistical characteristics based on a sample: Nonparametric maximum likelihood approach leads to sample mean, sample variance, etc., Studies in Computational Intelligence, 2018, 192-197.
18.) Dumrongpokaphan, T., Kreinovich, V., Kuznets curve: A simple dynamical system-based explanation, Studies in Computational Intelligence, 2018, 177-181.
19.) Kreinovich, V., Dumrongpokaphan, T., Optimal group decision making criterion and how it can help to decrease poverty, inequality, and discrimination, Studies in Fuzziness and Soft Computing, 2018, 3-19.
20.) Dumrongpokaphan, T., Kreinovich, V., Why cannot we have a strongly consistent family of skew normal (And higher order) distributions, Studies in Computational Intelligence, 2017, 69-77.

Other Information







Contact
Department of Mathematics,Faculty of Science, Chiang Mai University,
239 Huaykaew Road, Tumbol Suthep, Amphur Muang, Chiang Mai 50200 THAILAND
Tel. +6653943326 - 9
Fax +6653892280