1.      “Ultrafast Pattern Recognition and Tracking,” an invited seminar given for the Faculty of Electrical Engineering, University of Engineering and Technology, Lahore on January 25, 2007.

2.      “Ultrafast Pattern Recognition in FLIR and Hyperspectral Imagery,” an invited seminar given for the Faculty of Computer Science and Engineering, GIK Institute of Engineering Sciences and Technology, Topi on January 22, 2007.

3.      “Strategies for Successful ABET Accreditation,” an invited seminar given at the Bangladesh University of Engineering and Technology, Dhaka, Bangladesh on December 26, 2006.

4.      “Pattern Recognition and Tracking Architectures and Algorithms,” an invited seminar given for the School of Software Engineering, Chongqing University, China on June 3, 2006.

5.      “Ultrafast Image Processing Architectures and Algorithms,” an invited seminar given for the Faculty of Engineering, International University, Kuala Lumpur, Malaysia on February 9, 2006.

6.      “Spectral Joint Transform Correlation,” an invited seminar given for the College of Engineering Graduate Seminar Series, University of South Alabama on November 22, 2005.

7.      “Pattern Recognition and Tracking in FLIR Imagery,” an invited seminar given for the Mobile Section of IEEE on February 21, 2005.

8.      “Progress Through Higher Education: Prospects and Challenges,” an invited seminar to be given for the Bangladesh Computer Society (Co-sponsored by United International University), Dhaka, Bangladesh on December 28, 2004.

9.      “Fuel Cell Operated Smart Energy Management and Control,” an invited seminar given in the Department of Electrical and Electronic Engineering, Bangladesh University of Engineering and Technology, Dhaka, Bangladesh on July 17, 2004.

10. “Image Processing,” an invited seminar given in the Department of Electrical and Computer Engineering, Fatih University, Istanbul, Turkey on June 2, 2004.

11. “Ultrafast Pattern Recognition and Tracking,” an invited seminar given in the Department of Electrical and Computer Engineering, Kansas State University, Manhattan, Kansas on April 26, 2004.

12. “Real Time Pattern Recognition and Tracking in FLIR Video Sequences,” an invited seminar given at the Department of Electrical and Computer Engineering, University of New Orleans, New Orleans on March 5, 2004.

13. “Ultrafast Pattern Recognition and Tracking,” an invited seminar given at the BRAC University, Dhaka, Bangladesh on July 15, 2003.

14. “Ultrafast Target Detection and Tracking,” an invited seminar given in the Department of Electrical and Computer Engineering, Wright State University, Dayton, Ohio on June 25, 2003.

15. “Computing with Light,” an invited seminar given for the Phi Kappa Phi Honor Society, University of South Alabama, Mobile on April 10, 2003.

16. “Ultrafast Architectures and Algorithms for Target Detection and Tracking,” an invited seminar given in the Department of Electrical and Computer Engineering, Wayne State University, Detroit, Michigan on December 18, 2002.

17. “Ultrafast Pattern Recognition and Tracking Algorithms,” an invited seminar given at the University Alazhar Indonesia, Jakarta, Indonesia on October 3, 2002.

18. “Parallel Computing Architectures and Algorithms,” Kuwait University, Kuwait on January 1, 2002.

19. “Ultrafast Optoelectronic Image Processing and Computing Architectures and Algorithms,” an invited seminar given for a group of distinguished researchers from Quiad-I-Azam University, Hamdard University, Allama Iqbal University, OPF College, SZAB University of Engineering and Technology, International University, MAJ University, Pakistan University of Science and Technology, and GIK Institute of Technology in Islamabad, Pakistan on December 30, 2001.

20. “Real Time Pattern Recognition and Tracking,” an invited seminar given in the Department of Electrical and Electronic Engineering, BUET, Dhaka, Bangladesh on December 26, 2001.

21. “Ultrafast Pattern Recognition,” an invited seminar given for the Mobile Section of IEEE, Mobile, Alabama on October 30, 2001.

22. “Ultrafast Image Processing and Computing Architectures and Algorithms,” an invited seminar given in the Department of Electrical and Computer Engineering, Florida Institute of Technology on March 16, 2001.

23. “Infrared Image Registration and High Resolution Reconstruction Using Uncontrolled Microscanning,” an invited seminar given for the graduate student seminar series, Department of Electrical and Computer Engineering, The University of Alabama, February 28, 2001.

24. “Optics in Ultrafast Computing,” an invited seminar given in the Department of Electrical and Computer Engineering, The University of Alabama in Huntsville, Huntsville, Alabama on January 22, 2001.

25. “Massively Parallel Computing Architectures and Algorithms,” an invited seminar given in the Department of Electrical and Computer Engineering, The University of South Alabama, Mobile, Alabama on January 10, 2001.

26. “Optical Pattern Recognition,” an invited seminar given for the graduate student seminar series, Department of Electrical and Computer Engineering, The University of Alabama on September 7, 1999.

27. “Ultrafast Image Processing and Computing Architectures and Algorithms,” an invited seminar given in the Department of Electrical and Computer Engineering, Drexel University, Philadelphia, Pennsylvania on May 20, 1999.

28. “Computing at the Speed of Light,” an invited seminar given for the IEEE Student Branch, Purdue University - Fort Wayne, Indiana on April 29, 1999.

29. “Ultrafast Optoelectronic Processing and Computing,” an invited seminar given in the Department of Electrical Engineering, The University of Tennessee, Knoxville, Tennessee on March 31, 1999.

30. “Real Time Optical Processing and Computing,” an invited seminar given in the Department of Electrical and Computer Engineering, The University of Alberta, Edmonton, Canada on March 8, 1999.

31. “Ultrafast Optoelectronic Processing and Computing,” an invited seminar given in the Department of Electrical and Computer Engineering, The University of Alabama, Tuscaloosa, Alabama on February 7, 1999.

32. “High Resolution Infrared Image Generation for Night Vision Applications,” an invited seminar presented at the College of Engineering and Technology, International University of Business, Agriculture and Technology (IUBAT), Dhaka, Bangladesh on August 11, 1998.

33. “Ultrafast Optoelectronic Computing Architectures and Algorithms,” an invited seminar given in the Department of Electrical and Computer Engineering, Stevens Institute of Technology, Hoboken, New Jersey on April 30, 1998.

34. “Optoelectronic Analog and Digital Computing Architectures and Algorithms,” an invited seminar given in the Department of Electrical Engineering, Michigan Technological University, Houghton on April 21, 1998.

35. “Target Detection and Image Enhancement Using Optical Correlation and Microscanning,” an invited seminar given in the ECE Department, University of Nebraska - Omaha on June 15, 1997.

36. “Multiple Target Detection Using Infrared Sensors and Optical Correlators,” an invited seminar given in the Department of Electrical and Electronic Engineering, BUET, Dhaka, Bangladesh on December 5, 1996.

37. “Image Processing Using Forward Looking Infrared Sensors and Optical Correlators,” an invited seminar given for Sigma Xi - the Scientific Research Society on October 1, 1996.

38. “Fractional Power Fringe-Adjusted Joint Transform Correlation,” an invited seminar presented at the US Air Force Rome Laboratory, Hanscom Air Force Base, Boston, Massachusetts on April 4, 1996.

39. “Optoelectronic Computing - Prospects and Challenges,” an invited seminar given in the Technical Meeting organized jointly by the Fort Wayne Section of IEEE and ITT Industry on March 26, 1996.

40. “Recent Trends in Joint Transform Correlation,” an invited seminar given for the Optical Society of America Seminar Series, University of Dayton Student Branch, Ohio on May 25, 1995.

41. “Ultrahigh Speed Pattern Recognition for Real-Time Applications,” an invited seminar given in the Technical Meeting of the Fort Wayne Section of IEEE on January 12, 1995.

42. “Parallel Optical Computing Using Symbolic Substitution,” an invited seminar given in the Department of Electrical and Electronic Engineering, BUET, Dhaka, Bangladesh on August 17, 1994.

43. “Optical Pattern Recognition Using Joint Transform Correlation,” an invited seminar given in the Physics Department, Manchester University, Manchester, U.K. on August 24, 1994.

44. “Real-Time Optical Pattern Recognition,” an invited seminar given foe the Computer Science Seminar Series, Department of Computer Science, Purdue University, Fort Wayne on September 29, 1993.

45. “Optical Pattern Recognition,” an invited seminar given in the Department of Electrical and Electronic Engineering, BUET, Dhaka, Bangladesh on June 20, 1993.