Prof. Dr. Lasker Ershad Ali
Professor

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    Email:

    ershad@math.ku.ac.bd


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    +8801712984332

    Address:

    Mathematics Discipline, Science Engineering and Technology School, Khulna University, Khulna-9208, Bangladesh

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Dr. Lasker Ershad Ali earned his Doctor of Natural Science degree from Peking University in 2018. He has held academic positions as a Lecturer, Assistant Professor, and Associate Professor, and has been serving as a Professor of Mathematics at Khulna University since 2019. Dr. Ali has extensive expertise in teaching and research, with a focus on biometrics, image processing, pattern recognition, machine learning, deep learning, computer vision, statistical learning, information intelligence, and applied mathematics. He is a life member of the Bangladesh Mathematical Society (BMS) and a professional member of IEEE, Bangladesh Section.

§ Doctor of Natural Science (PhD) in Applied Mathematics (2018) 

   Department of Information Science, Peking University

§  Master of Science (M.Sc.) in Applied Mathematics (2008)

   Mathematics Discipline, Khulna University

§  Bachelor of Science (B.Sc.) in Mathematics (2006)

   Mathematics Discipline, Khulna University


  • Statistical Learning and Intelligent Information Processing
  • Biometric Recognition
  • Pattern Recognition
  • Image Processing
  • Machine Learning
  • Deep Learning
  • Computer Vision
  • Financial Mathematics
  • Applied Mathematics

Current Research Project/Collaboration

SL Title Research Role Awarded Date Completion Date Funding Agency
1 Emotion Recognition from Facial Images Using Combination of Deep and Shallow Features with Machine Learning Algorithms Principal Investigator 10th March, 2024 National

Professional Experience and Job Responsibilities

§Professor :  09/09/2019 – Present

    Major Activities: Teaching, Research, Supervision of postgraduate and undergraduate students, Curriculum development, and Students' Welfare.

    Courses Taught Postgraduate and Undergraduate Level: Pattern Recognition, Financial Mathematics, Meteorology, Advanced Calculus, Complex  Analysis, Differential and Integral Calculus, MATLAB. 

§  Associate Professor :  09/09/2015 – 08/09/2019

    Major Activities: Teaching, Research, Supervision of postgraduate and undergraduate students, Curriculum development, and Students' Welfare.

    Courses Taught Postgraduate and Undergraduate Level: Pattern Recognition, Financial Mathematics, Meteorology, Advanced Calculus, Complex Analysis, Differential and Integral Calculus, MATLAB. 

§  Assistant Professor: 09/09/2010 – 08/09/2015

   Major Activities: Teaching, Research, Supervision of postgraduate and undergraduate students, and Students' Welfare.

   Courses Taught Postgraduate and Undergraduate Level: Population Dynamics, Advanced Numerical Analysis, Industrial Mathematics, Financial     Mathematics, Advanced Calculus, Vector Analysis, Tensor Analysis

§  Lecturer  : 09/09/2008 – 08/09/2010

     Major Activities: Teaching, Students' Welfare

   Courses Taught Postgraduate and Undergraduate Level: Algebra and Trigonometry, Advanced Calculus, Vector Analysis, Tensor Analysis, Real     Analysis, Graph Theory.


Administrative Positions

§ Provost, Jatir Janak Bangabandhu Sheikh Mujibur Rahman Hall: 28/01/2024-20/08/2024

 § Joint Director, Khulna University Research Cell: 28/09 /2021~27/09/2023

 § Provost, Jatir Janak Bangabandhu Sheikh Mujibur Rahman Hall: 17/09/2020- 27/02/2021

 §Assistant Provost: 24/02/2019- 31/01/2021

   Jatir Janak Bangabandhu Sheikh Mujibur Rahman Hall, Khulna University, Bangladesh.

   §Assistant Director of Student Affairs: 27/07/2009-31/08/2014.  Khulna University, Bangladesh.

No Data Available

Supervision

SL Title Degree Role Start Date End Date
1 Iris Image Recognition Using Gradient Features Based Extraction Masters Supervisor 1 July, 2019 8 April, 2020
2 Distant Iris Recognition Using Deep Feature-based Classifications Masters Supervisor 1 July, 2020 27 July, 2021
3 Multimodal Retrieval for Semantic Matching and Semantic Correlation Matching through Different Classification Models Masters Supervisor 1 July, 2020 27 July, 2021
4 Face Detection Using Support Vector Machine Classifier and Different Features Masters Supervisor 1 July, 2019 8 September, 2020
5 K-means Segmentation Based Flower Image Retrieval Masters Supervisor 1 July, 2019 8 September, 2020
6 Image Segmentation Based Iris Recognition Using Wavelet Features and Support Vector Machine Classification Masters Supervisor 1 July, 2019 8 September, 2020

No Data Available

coming soon...

1. Ullah, M. A., Ripon, K. S. N., Ali, L. E., Rahman, M. A., M. Z., Islam, & Ma, J. (2025). Efficient brain tumor detection in MR images using deep feature-extracted machine learning. Proceedings of the International Conference on Artificial Intelligence, Computer, Data Sciences and Applications (ACDSA 2025), Antalya, Türkiye, 417-424.

2. Islam, M. R., Rahman, M. R., Nazib, K. M., and Ali, L. E. (2025). Clustering-Based Intelligent Route Optimization Algorithm for Capacitated Vehicle Routing Problem. International Journal of Industrial Engineering & Production Research, 36(3), 169-185. https://doi.org/10.22068/ijiepr.36.3.2116

3. Rahman, M. A., Ali, L. E., Mistry, S. K., Mukherjee, A., and Islam, M. Z. (2025). Distant Iris Recognition Through Machine Learning Models with Deep Features Transfer for Human Identification. Journal of Innovative Image Processing, 7(3), 840-860. https://doi.org/10.36548/jiip.2025.3.014

4.  Mukherjee, A., Qazani, M. R. C., Rana, B. M. J., Akter, S., Mohajerzadeh, A., Sathi, N. J., Ali, L. E., Khan, M. S., & Asadi, H. (2025). SMOTE-ENN resampling technique with Bayesian optimization for multi-class classification of dry bean varieties. Applied Soft Computing, 113467. https://doi.org/10.1016/j.asoc.2025.113467

5. Rahman, M. A., Nazib, K. M., Islam, M. R., & Ali, L. E. (2025). Solving traveling salesman problem through genetic algorithm with clustering, International Journal of Intelligent Systems and Applications (IJISA), 7(3), 15-33. https://doi.org/10.5815/ijisa.2025.03.02

6.  Khan, M. S., Mahazabin, M., Sams, I. S., Ali, L. E., & Khan, U. (2025). Mental health and post-traumatic stress among unprivileged people in the aftermath of COVID-19 pandemic in Southwest Bangladesh: A cross-sectional study. Cogent Mental Health, 4(1), 1–25. https://doi.org/10.1080/28324765.2025.2484006

7.   Mukherjee, A., Islam, M. Z., & Ali, L. E. (2024). Human iris classification through histogram of oriented gradient features with various distance metrics. Machine Graphics and Vision, 33(3/4), 97–124. https://doi.org/10.22630/MGV.2024.33.3.5

8.  Ullah, M. A., Reza, D. S. A. A., Hudha, M. N., Rahman, M. A., & Ali, L. E. (2024). Modified InceptionV3 model for brain tumor classification with Grad-CAM explainability. 2024 IEEE International Conference on Signal Processing, Information, Communication and Systems (SPICSCON), Khulna, Bangladesh, 1–5. https://doi.org/10.1109/SPICSCON64195.2024.10940177

9.  Ali, L. E., Mamun-Al-Imran, G. M., Islam, M. Z., Rahman, M. A., & Mukherjee, A. (2024). Shallow feature based image-text retrieval using kernel extreme learning machine. 2024 IEEE International Conference on Signal Processing, Information, Communication and Systems (SPICSCON), Khulna, Bangladesh, 1–6. https://doi.org/10.1109/SPICSCON64195.2024.10940149

10. Biswas, M. F., Kar, M., Ali, L. E., & Islam, M. R. (2024). Eigenface and wavelet feature-based face recognition for the development of security system. Transactions on Engineering and Computing Sciences, 12(1), 1–24. https://doi.org/10.14738/tecs.121.15825

11. Khan, M. S., Sams, I. S., Mahazabin, M., Khan, U., & Ali, L. E. (2024). Exploring gender‑specific mental health status and socioeconomic impacts of COVID‑19 pandemic on slum dwellers in Khulna City Corporation, Bangladesh. Discover Public Health, 21(102). https://doi.org/10.1186/s12982-024-00230-w

12. Mukherjee, A., Islam, M. Z., Roy, R., & Ali, L. E. (2024). Block-based local binary patterns for distant iris recognition using various distance metrics. International Journal of Image, Graphics and Signal Processing, 16(3), 83–99. https://doi.org/10.5815/ijigsp.2024.03.07

13. Ahmed, F., Reza-E-Rabbi, S., Ali, M. Y., Ali, L. E., Islam, A., Rahman, M. A., Roy, R., Islam, M. R., & Ahmmed, S. F. (2024). Numerical modeling of a MHD non-linear radiative Maxwell nanofluid with activation energy. Heliyon, 10(1), e25381. https://doi.org/10.1016/j.heliyon.2024.e25381  

14. Reza, D. S. A. A., Afrin, S., Ullah, M. A., Kha, S. K., Toma, S. C., Roy, R., & Ali, L. E. (2023). MR image feature analysis for Alzheimer’s disease detection using machine learning approaches. Information Dynamics and Applications, 2(3), 143–152. https://doi.org/10.56578/ida020304

15. Ullah, M. A., Afrin, S. H., Nazib, K. M., Roy, R., & Ali, L. E. (2023). Unravelling Parkinson’s disease prediction: An evaluation of feature selection techniques with a focus on PCA and KNN performance. Review of Computer Engineering Studies, 10(2), 20–27. https://doi.org/10.18280/rces.100201

16. Mukherjee, A., Ripon, K. S. N., Ali, L. E., Islam, M. Z., & Mamun-Al-Imran, G. M. (2022). Image gradient based iris recognition for distantly acquired face images using distance classifiers. In O. Gervasi (Ed.), Computational science and its applications – ICCSA 2022 (Lecture Notes in Computer Science, Vol. 13381, pp. 239–252). Springer. https://doi.org/10.1007/978-3-031-10548-7_18

17. Islam, A., Das, B., Ali, L. E., & Rahman, M. A. (2022). Numerical study on transient flow of micropolar fluid in a non-Darcy porous medium in the presence of magnetic field. International Journal of Heat and Technology, 40(5), 1157–1165. https://doi.org/10.18280/ijht.400506

18. Nahid, A.-A., Sikder, N., Abid, M. H., Toma, R. N., Talin, I. A., & Ali, L. E. (2022). Home occupancy classification using machine learning techniques along with feature selection. International Journal of Engineering and Manufacturing, 3, 38–50. https://doi.org/10.5815/ijem.2022.03.04

19. Madhu, B., Mukherjee, A., Islam, M. Z., Mamun-Al-Imran, G. M., Roy, R., & Ali, L. E. (2021). Depth motion map based human action recognition using adaptive threshold technique. In 5th International Conference on Electrical Information and Communication Technology (EICT 2021) (pp. 1–6). IEEE. https://doi.org/10.1109/EICT54103.2021.9733611

20. Mukherjee, A., Islam, M. Z., Mamun-Al-Imran, G. M., & Ali, L. E. (2021). Iris recognition using wavelet features and various distance based classification. In International Conference on Electronics, Communications and Information Technology (ICECIT) (pp. 1–4). IEEE. https://doi.org/10.1109/ICECIT54077.2021.9641118

21. Islam, M. Z., Nahar, S., Islam, S. M. S., Islam, S., Mukherjee, A., & Ali, L. E. (2021). Customized K-means clustering based color image segmentation measuring PRI. In International Conference on Electronics, Communications and Information Technology (ICECIT) (pp. 1–4). IEEE. https://doi.org/10.1109/ICECIT54077.2021.9641094

22. Rahman, M. A., Islam, A., & Ali, L. E. (2021). Intelligent route construction algorithm for solving traveling salesman problem. International Journal of Computer Science and Network Security, 21(4), 33–40. https://doi.org/10.22937/IJCSNS.2021.21.4.5

23. Madhu, B., Rahman, M. A., Mukherjee, A., Islam, M. Z., Roy, R., & Ali, L. E. (2021). A comparative study of support vector machine and artificial neural network for option price prediction. Journal of Computer and Communications, 9(5), 78–91. https://doi.org/10.4236/jcc.2021.95006

24. Ali, L. E., Islam, M. Z., Madhu, B., Bulbul, M. F., & Parveen, N. (2019). Shape and texture features based human action recognition using collaborative representation classification. Saudi Journal of Engineering and Technology, 4(7), 262–273. https://doi.org/10.21276/sjeat.2019.4.7.2

25. Ripon, K. S. N., Ali, L. E., Siddique, N., & Ma, J. (2019). Convolutional neural network based eye recognition from distantly acquired face images for human identification. In International Joint Conference on Neural Networks (IJCNN 2019) (pp. 1–8). IEEE. https://doi.org/10.1109/IJCNN.2019.8852190

26. Islam, N., Ali, L. E., & Islam, A. (2018). Rotational effect on viscous fluid flow through rectangular rotating straight duct. American Journal of Applied Mathematics, 6(5), 159–166. https://doi.org/10.11648/j.ajam.20180605.12

27. Ali, L. E., Luo, J., & Ma, J. (2017). Effective iris recognition for distant images using Log-Gabor wavelet based contourlet transform features. In D.-S. Huang, V. Bevilacqua, P. Premaratne, & P. Gupta (Eds.), Intelligent computing theories and application. ICIC 2017 (Lecture Notes in Computer Science, Vol. 10361, pp. 274–284). Springer. https://doi.org/10.1007/978-3-319-63309-1_27

28. Ripon, K. S. N., Ali, L. E., Newaz, S., & Ma, J. (2017). A multi-objective evolutionary algorithm for color image segmentation. In Proceedings of the 5th International Conference on Mining Intelligence and Knowledge Exploration (MIKE 2017) (Lecture Notes in Artificial Intelligence, Vol. 10682, pp. 168–177). Springer. https://doi.org/10.1007/978-3-319-71928-3_17

29. Ripon, K. S. N., Newaz, S., Ali, L. E., & Ma, J. (2017). Bi-level multi-objective image segmentation using texture-based color features. In IEEE 20th International Conference on Computer and Information Technology (pp. 1–6). IEEE. https://doi.org/10.1109/ICCITECHN.2017.8281795

30. Rana, B. M. J., Roy, R., Ali, L. E., & Ahmed, S. F. (2017). Radiation absorption and variable electrical conductivity effect on high speed MHD free convective flow past an exponential accelerated inclined plate. World Journal of Mechanics, 7(8), 211–241. https://doi.org/10.4236/wjm.2017.78019

31. Ali, L. E., Luo, J., & Ma, J. (2016). Iris recognition from distant images based on multiple feature descriptors and classifiers. In 2016 IEEE 13th International Conference on Signal Processing (ICSP) (pp. 1357–1362). IEEE. https://doi.org/10.1109/ICSP.2016.7878048

32. Islam, A., Islam, M. M., Rahman, M., Ali, L. E., & Khan, M. S. (2016). Unsteady heat transfer of viscous incompressible boundary layer fluid flow through a porous plate with induced magnetic field. Journal of Applied Mathematics and Physics, 4(2), 294–306. https://doi.org/10.4236/jamp.2016.42037

33. Khan, M. S., Islam, M., Kabir, M. R., & Ali, L. E. (2016). A comparative study of forecasting agricultural time series: Some selected food grain in Bangladesh. Journal of Mechanics of Continua and Mathematical Sciences, 10(2), 1500–1510. https://doi.org/10.26782/jmcms.2016.01.00002

34. Ali, L. E., Khan, B. R., & Sams, I. S. (2015). Brief study on census and predicted population of Bangladesh using logistic population model. Annals of Pure and Applied Mathematics, 10(1), 41–47. www.researchmathsci.org

35. Ahmmed, S. F., Das, M. K., & Ali, L. E. (2015). Analytical study on unsteady MHD free convection and mass transfer flow past a vertical porous plate. American Journal of Applied Mathematics, 3(2), 64–74. https://doi.org/10.11648/j.ajam.20150302.16

36. Ahmmed, S. F., Ahmmed, R., & Ali, L. E. (2015). Numerical study on unsteady free convection and mass transfer flow past a vertical porous plate. International Journal of Innovative Research in Advanced Engineering, 2(2), 278–285. www.ijirae.com

37. Ali, L. E., Islam, A., & Islam, N. (2015). Investigate micropolar fluid behavior on MHD free convection and mass transfer flow with constant heat and mass fluxes by finite difference method. American Journal of Applied Mathematics, 3(3), 157–168. https://doi.org/10.11648/j.ajam.20150303.23

38. Ali, L. E., Islam, M., & Sultana, S. (2015). Mathematical modeling with local volatility surface by radial basis function approach. Annals of Pure and Applied Mathematics, 9(2), 191–200. www.researchmathsci.org

39. Khan, B. R., & Ali, L. E. (2015). A study of logistic population model and the population projection of China. Asian Journal of Mathematics and Computer Research, 6(1), 61–71. www.ikpress.org

40. Ali, L. E., Islam, M., Sams, I. S., & Polin, A. (2014). Measuring child mortality impact by Cox proportional hazard model with two-time scales. Khulna University Studies, 11(1&2), 193–202. https://doi.org/10.53808/KUS.2013.11and12.1217-S

41. Ali, L. E., Islam, M., Kabir, R., & Ahmmad, F. (2013). Forecasting production of food grains using ARIMA model and its requirement in Bangladesh. Journal of Mechanics of Continua and Mathematical Sciences, 7(2), 1056–1066. https://doi.org/10.26782/jmcms.2013.01.00003

42. Khan, M. S., Karim, I., Ali, L. E., & Islam, A. (2012). Unsteady MHD free convection boundary-layer flow of a nanofluid along a stretching sheet with thermal radiation and viscous dissipation effects. International Nano Letters, 2, 24. https://doi.org/10.1186/2228-5326-2-24

43. Islam, M., Ali, L. E., & Afroz, N. (2012). Forecasting volatility of Dhaka Stock Exchange: Linear vs non-linear model. International Journal of Science and Engineering, 3(2), 4–8. https://doi.org/10.12777/ijse.3.2.4-8

44. Rahman, M. M., Ali, L. E., Ara, M., & Alam, K. M. (2010). Statistical analysis of rainfall of monsoon season and its variability over Bangladesh. Khulna University Studies, 10(1&2), 83–88. https://doi.org/10.53808/KUS.2010.10.1and2.0903-L

45. Polin, A., Ali, L. E., & Devnath, T. K. (2010). On mathematical and econometric model for the projection of ultimate population of the Earth. Journal of Mathematics and Mathematical Sciences, 25, 49–57.

46. Mondal, R. N., Islam, M. R., & Ali, L. E. (2010). Transient heat and fluid flow through a curved rectangular duct. In Proceedings of the 13th Asian Congress of Fluid Mechanics (ACFM), December 17–21, IUT, Dhaka, Bangladesh.

47. Sarkar, A., Das, S. K., Ali, L. E., Alam, K. M., & Hakim, M. A. (2010). A note on contact manifolds and applications. Khulna University Studies, 10(1&2), 233–242. https://doi.org/10.53808/KUS.2010.10.1and2.0906-E

48. Mondal, R. N., Islam, N., Ali, L. E., & Datta, A. K. (2009). Solution structure, stability and transitions of non-isothermal flow through a curved rectangular duct. Indian Journal of Science and Technology, 2(8), 35–42. https://doi.org/10.17485/ijst/2009/v2i8.8