7. Invited talk on “Journey from Microscope to Telescope using AI/ML”, at Institute of Leadership, Entrepreneurship and Development (iLEAD) - Kolkata, 21st April, 2026.

6. Invited talk on “Unraveling Solar Fuzziness: Harnessing AI and ML Techniques for Big Solar Image Data Analysis”, at Indian Institute of Information Technology (IIIT), Nagpur, 7th March, 2025.

5. Tech talk on “Unraveling Solar Fuzziness: Harnessing AI and ML Techniques for Big Solar Image Data Analysis”, at Indian Institute of Technology, Indore, organized jointly by IEEE Geoscience and Remote Sensing Society (GRSS) Student Branch Chapter IIT, Indore and IEEE GRSS MP Section, 19th March, 2024.

4. Invited talk on “AI and ML Application for Handling Upcoming Aditya-L1 Solar Images” at an online Technical Webinar organized by IEEE Uttar Pradesh Section, Technical Workshop/Seminar/Webinar Sub Committee, 11th October, 2023.

3. Invited talk on “Solar Data Analysis using AI and ML based Techniques and Its Relevance to Aditya -L1 Mission”, at Department of Electronics Engineering, Indian Institute of Technology (BHU), Varanasi, organized jointly by IEEE SP-S, MTT-S, AP-S, AESS Student Chapters IIT (BHU), Varanasi and Department of Electronics Engineering, IIT (BHU), Varanasi, 27th September, 2023.

2. Invited talk on “AI and ML based Solar Data Analysis and Its Relevance to Aditya -L1 Mission” in Workshop on Concepts and Applications of GIS, Remote Sensing and Global Navigation Satellite Systems at National Institute of Technology, Jamshedpur, 16th July, 2023

1. Invited talk on "Fuzzy based approach for detection of object in space-based observation" at Center for Soft Computing Research, Indian Statistical Institute, Kolkata, 15th September, 2017.

18. Poster Presentation: Bandyopadhyay, S. and Pant, V., “Chromospheric Plages Detection using Hybrid Threshold-guided Fuzzy C-Means Segmentation Approach”, at the Solar Orbiter Workshop: 10th Solar Orbiter | 18th IRIS | 1st Aditya Joint Workshop, Harnack House of the Max Planck Society (MPG), Berlin, Germany, 16–19 March 2026. Abstract ID: A-3.09.

17. Poster Presentation: “Detection of Filaments in Hα Solar Image using Bradley–Roth Inspired Adaptive Fuzzy C-Means Algorithm”, in International Conference on Exploring the Sun at High-Resolution: Present Perspectives & Future Horizons, held as part of the Celebrating 50 Years of Udaipur Solar Observatory commemorative event, Udaipur, Rajasthan, India, 10–13 February 2026. Abstract ID: USO50YR-ST-04-0033.

16. Poster Presentation: “Plages Detection in Ca II K Solar Images Using Hybrid Threshold-guided Fuzzy C-Means Segmentation Approach.” in ISRO–ESA Heliophysics Workshop on Aditya-L1, Solar Orbiter and PROBA-3, organized by Indian Institute of Space Science and Technology (IIST), Thiruvananthapuram, Kerala, India, 19–23 January 2026. Abstract ID: ISROESA10497.

15. Poster Presentation: Bandyopadhyay, S. and Pant, V. “A Survey on Fuzzy-Based Approaches in Solar Feature Analysis for Space Weather Forecasting,” at The Variable Sun: Past, Present, and Future Perspectives, Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram, Kerala, India, 13–17 October 2025

14. Poster Presentation by a co-author: Bhattacharya, B., Roy, S., Bandyopadhyay, S., Bal, B., Mukherjee, S., Bhat, A., & Ghosh, K., “Assessment of Ocular Movement Frequency of Adult Zebrafish in Response to Optokinetic Visual Stimulus.” at the Visual Observation and Analysis of Vertebrate and Insect Behavior (VOAIB 2024) Workshop, A one day workshop held in conjunction with the 27th International Conference on Pattern Recognition (ICPR 2024), Kolkata, India, 1 December 2024

13. Paper Presentation: "Remote sensing image registration: A review" in the Young Scientist Session of the International Workshop on Recent Advances in Space Science(RASS) at Indian Institute of Technology Indore, organized by Discipline of Astronomy, Astrophysics and Space Engineering, IIT Indore and IEEE Student Branch IIT Indore,  10th- 11th November, 2019.

12. Paper Presentation: "Homogeneity based Image Segmentation Approach in Detecting Region of Interest: A Review" in International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA 2018) organized by Indian Institute of Technology Indore, 1st- 3rd November, 2018. 

11. Attended Army Management Studies Board Seminar on Exploitation of Computer War-gaming, Artificial Intelligence and Robotics in Indian Army at Military College of Telecommunication Engineering (MCTE) Mhow, 31st October- 1st November, 2018.

10.  Paper Presentation: "Remotely Sensed Satellite Image Registration Using Co-segmentation Technique" in One-Day National Workshop on Remote Sensing and Application (RSA-2017) at Netaji Subhash Engineering College, organized by Department of Electronics & Communication Engineering & IEEE Student Branch, Netaji Subhash Engineering College in association with IEEE GRSS Kolkata Chapter, 6th September, 2017. 

9. Attended One Day Workshop on Remote Sensing Applications and Sciences (RSAS 2016) organized by IEEE GRSS Kolkata Chapter in association with Institute of Radio Physics & Electronics, University of Calcutta, 17th December, 2017.

8. Paper Presentation: "Change Detection in Satellite Images Using Co-segmentation" in Two-day Workshop on Remote Sensing of Earth and Atmosphere (RSEA’16) at Center for Soft Computing Research, Indian Statistical Institute, Kolkata, organized by IEEE GRSS Kolkata Chapter, 1st- 2nd March, 2016.

7. Participated in Academia Student Interaction - 2016 at National Remote Sensing Centre (NRSC), Hyderabad, 5th February, 2016.

6. Attended International Workshop on Soft Computing and Applications (ISCA’ 15) jointly organized by Center for Soft Computing Research (CSCR), Indian Statistical Institute, Kolkata and South Asian University, New Delhi, 25th-27th March, 2015.

5. Attended Workshop on Soft Computing and Applications (SCA’14) jointly organized by Centre for Soft Computing Research (CSCR), Indian Statistical Institute Kolkata and JSS Academy of Technical Education, Noida, 2nd-4th September, 2014.

4. Participated in International Workshop on Fuzzy Sets, Rough Sets, Uncertainty Analysis and Applications (FRUAA11) organized by Department of Mathematics, National Institute of Technology, Durgapur, in association with Centre for Soft Computing Research, Indian Statistical Institute, Kolkata, 21st-25th November, 2011.

3. Participated in Technical Sessions of the IEEE AP/ MTT Joint Chapter, Calcutta section meeting at Electronics and Communication Engineering Department of National Institute of Technology, Durgapur, organized by IEEE AP/ MTT Societies Joint Chapter Calcutta section, 7th March, 2011.

2. Attended One Day Seminar on Recent Trends in Communication Technology (RTCT 2011) at The University of Burdwan, Burdwan, organized jointly by IETE Burdwan Sub-Center and Dept of Physics, The University of Burdwan, 26th February, 2011.

1. Attended Keynote Address on Vision for India by Shri A P J Abdul Kalam, Hon’ble President of India at Netaji Indoor Stadium, Kolkata, 21st January, 2003.

1. Led a project session on “Detection of sunspots and solar rotation estimation in multiwavelength filters of SUIT” in 12th Aditya-L1 Support Cell Workshop at IIT Jammu, organized jointly by Indian Space Research Organization (ISRO) & ARIES, Nainital, 22nd - 24th December, 2025.

2. Conducted a project session on “Detection of Chromospheric Plages in from SUIT/Aditya-L1 using AI/ML Techniques” in 11th Aditya-L1 Support Cell Workshop, at Pondicherry University, organized by Indian Space Research Organization (ISRO) & ARIES, Nainital, 6th May- 8th October, 2025.

3. Conducted a project session on “Detection of Chromospheric Plages in from SUIT/Aditya-L1 using Computer Vision Techniques” in 10th Aditya-L1 Support Cell Workshop, at Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, organized by Indian Space Research Organization (ISRO) & ARIES, Nainital, 26th May- 4th June, 2025.

4. Conducted a hands-on session on “Solar Filament Detection Using Image Processing” in 6th Aditya-L1 Support Cell Workshop, at JECRC University, Jaipur, organized by JECRC University, Indian Space Research Organization (ISRO) & Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, 6th- 8th February, 2024.

5. Delivered a session on “Basic Introduction to Aditya-L1 Mission” at Sarada Sishu Mandir,  Burdwan, 1st December, 2023.

6. Conducted a hands-on session on “Solar Imaging Observations” in 5th Aditya-L1 Support Cell Workshop at Indian Institute of Technology, Kanpur, organized jointly by Department of Physics, IIT, Kanpur, Indian Space Research Organization (ISRO) & the Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, 29th September- 1th October, 2023.

7. Led a project session on “Solar Coronal Hole Detection using AI and ML based Technique” in 4th Aditya-L1 Support Cell Workshop at Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, organized jointly by Indian Space Research Organization (ISRO) & ARIES, Nainital, 28th June- 7th July, 2023.

8. Conducted Hands on Session on “Coronagraphic Data and Their Analyses” in 3rd Aditya-L1 Support Cell (AL1SC) Workshop at Indian Institute of Technology (BHU), Varanasi, organized by Department of Physics, IIT (BHU), Varanasi, Indian Space Research Organization (ISRO) & the Aryabhatta Research Institute of Observational Sciences (ARIES), Nainital, 25th- 27th February, 2023.