Organizational and Other Academic Activities

  1. Workshop Co-chair: Visualization for Digital Humanities in conjunction with: IEEE Pacific Visualization Conference 2025.
  2. Best Paper Award Selection Committee Member: IEEE Visualization Conference (IEEEVIS 2025]).
  3. Program Co-chair (VIS track): 19th International Symposium on Visual Computing (ISVC’24), Lake Tahoe, Nevada, USA (2024).
  4. Best Paper Award Selection Committee Member: In Situ Infrastructures for Enabling Extreme-scale Analysis and Visualization (ISAV 2023)
  5. Posters Co-chair: IEEE Symposium on Large Data Analysis and Visualization (LDAV 2023-24)
  6. Co-chair: IEEE Visualization Fast Forward and Video Previews (2023-24)
  7. Co-chair: Visualization in Environmental Sciences (EnvirVis 2020-24) (Co-located with EuroVis)
  8. Co-chair: IEEE Visualization Application Spotlights (2021-22)
  9. Co-chair: IEEE Visualization Open Practices (2019-20)
  10. Co-lead: Data Science at Scale Summer School, Los Alamos National Laboratory (2020-22)
  11. Board Member: Student Program Advisory Committee, Los Alamos National Laboratory (2021-22)
  12. Reviewer board member: IEEE Transactions on Parallel and Distributed Systems (TPDS) (2021-22)
  13. Topic Editor and member of reviewer board: MDPI Entropy Journal (2021-22)
  14. Poster judge: Los Alamos National Laboratory Student Symposium (2021)
  15. Poster Judge: ACSESS event for Computational Science Research Center (CSRC) graduate students at San Diego State University (SDSU) (2021)
  16. Tutorial Co-organizer: Statistical Data Representation, Visualization, and Uncertainty Analysis at IEEE Visualization 2019
  17. Co-organizer: Application Spotlight titled “Feature-based Visual Interactive Systems to Optimize Decision Making” at IEEE Visualization 2019

Invited Talks, Seminars, Presentations

  1. Invited talk at the Five-day program on Technology, Economics, and Public Policy: A Training on Data-Driven Governance, 2025, at IIT Kanpur
    Title: Fundamentals of Data Visualization
  2. Invited talk at the Five-day program on Technology, Economics, and Public Policy: A Training on Data-Driven Governance, 2025, at IIT Kanpur
    Title: Modern Data Visualization for Policy Making
  3. Invited talk at the Scientific Visualization Workshop, in conjunction with IEEE Pacific Visualization Conference, Taiwan, 2025
    Title: Visual Computing of Scientific Data using Uncertainty-aware Deep Learning Models
  4. Invited talk at the International Symposium on Science and Education hosted by National Taiwan Normal University (NTNU), Taiwan, 2024
    Title: Visual Computing of Scientific Data using Uncertainty-aware Deep Learning Models
  5. Invited talk at the National Energy Technology Laboratory (NETL) Workshop on Multiphase Flow Science 2023
    Title: End-to-end Interactive Feature Analysis in Large-scale Multiphase Flow Simulations using In Situ Feature Extraction and Post-hoc Visual Analytics
  6. IEEE Visualization Application Spotlights: Data Analysis Methods for Climate Modeling of Extreme Weather Events, October 2022
    Title: Efficient Predictive Analytics of Extreme Weather Events via In Situ Data Modeling
  7. Paper presentation at 6th International Workshop on In Situ Visualization – held in conjunction with ISC High Performance, June 2022
    Title: In Situ Analysis and Visualization of Extreme-Scale Particle Simulations
  8. Project progress talk at Exascale Computing Project (ECP) Community Birds-of-a-Feather (BOF) Days, May 2022
    Title: ALPINE Infrastructure and Algorithms
  9. Technical Research Talk and IIT Bombay, April 2022
    Title: Efficient Knowledge Extraction and Visual Analytics of Big Data at Scale
  10. Technical Research Talk and IIT Kanpur, March 2022
    Title: Efficient Knowledge Extraction and Visual Analytics of Big Data at Scale
  11. Lightning paper talk at DOE ASCR Workshop on Visualization for Scientific Discovery, Decision-Making, & Communication, Jan. 2022.
    Title: Model-based Visual Analytics of Big Data: Challenges and Opportunities
  12. Paper presentation at IEEE International Conference on Big Data (IEEE BigData), December 2021.
    Title: In Situ Adaptive Spatio-Temporal Data Summarization
  13. Paper presentation at In Situ Infrastructures for Enabling Extreme-scale Analysis and Visualization (ISAV), Nov. 2021.
    Title: In Situ Climate Modeling for Analyzing Extreme Weather Events
  14. Invited technical seminar talk hosted by the E.C.E. Dept. of Netaji Subhash Engineering College (NSEC), Nov. 2021.
    Title: Data Exploration at Exascale: Challenges, Solutions, and Opportunities
  15. Lightning research talk at JuliaCon, July 2021.
    Title: In-Situ Data Analysis with Julia for E3SM at Large Scale
  16. Invited panel member: NSF Center on Pervasive Personalized Intelligence for IoT Systems Scale-up, June 2021.
    Title: Opportunities and challenges on using Data Visualization
  17. Invited technical talk at Los Alamos - Arizona Days Conference, May 2021.
    Title: Statistical Techniques for Enabling Extreme-scale Data Summarization, Feature Exploration, and Visual Analysis
  18. Invited research talk at Information Sciences Group (CCS-3), Los Alamos National Laboratory, May 2021.
    Title: Statistical and Machine Learning Techniques for Enabling Extreme-scale Data Summarization, Feature Exploration, and Visual Analysis
  19. Early career research talk at U.S. Department of Energy Computer Graphics Forum (DOECGF), April 2021.
    Title: Extreme-scale Data Reduction, Feature Exploration, and Visual Analysis
  20. U.S. Department of Energy Computer Graphics Forum (DOECGF), April 2021.
    Title: Facilities and Research Update for Los Alamos National Laboratory
  21. Talk at 5th Exascale Computing Project (ECP) Annual Meeting, April 2021.
    Title: In Situ Scalable Data Reduction and Feature Exploration Algorithms for Exascale Simulations
  22. LDRD: In Situ Inference, Los Alamos National Lab, Project review. December 2020.
    Title: In Situ Climate Modeling and Analysis
  23. Talk at 4th Exascale Computing Project (ECP) Annual Meeting, February 2020.
    Title: In situ Statistical Feature Detection, Characterization, and Tracking
  24. Tutorial: ACM SIGGRAPH Asia Symposium on Visualization, November 2017.
    Title: Information Theory in Visualization (Co-delivered a tutorial session on behalf of Prof. Han-Wei Shen)
  25. Paper presentation at ACM SIGGRAPH Asia Symposium on Visualization, November 2017.
    Title: Pointwise Information Guided Visual Analysis of Time-varying Multi-fields
  26. Paper presentation at IEEE Pacific Visualization, April 2017.
    Title: Homogeneity Guided Probabilistic Data Summaries for Analysis and Visualization of Large-Scale Data Sets
  27. Paper presentation at IEEE Visualization, October 2016.
    Title: In situ Distribution Guided Analysis and Visualization of Transonic Jet Engine Simulations
  28. Invited technical talk at Statistical Sciences Group (CCS-6), Los Alamos National Laboratory, July 2016.
    Title: Distribution-driven data analysis and visualization
  29. Paper presentation at IEEE Visualization, October 2015.
    Title: Distribution Driven Extraction and Tracking of Features for Time-varying Data Analysis

International Program Committee (IPC) Member

  1. The International Conference for High Performance Computing, Networking, Storage, and Analysis (SuperComputing 2025)
  2. IEEE Visualization Full Papers (IEEE VIS 2022-24)
  3. EG/VGTC Conference on Visualization (EuroVis 2023-2026)
  4. IEEE HiPC 2024
  5. IEEE Cluster 2024
  6. International Conference on High Performance Computing, Data, and Analytics (HiPC 2023)
  7. IEEE Pacific Visualization (PacificVis 2021-23, 2024 (TVCG Track), 2025 (Conference Track))
  8. EuroGraphics Symposium on Parallel Graphics and Visualization (EGPGV 2021-22)
  9. IEEE Symposium on Large Data Analysis and Visualization (LDAV 2019, 2021-23, 2025)
  10. Visualization in Environmental Sciences Workshop (EnvirVis 2019)
  11. IEEE Visualization Short Papers (2019-21,2023)
  12. In Situ Infrastructures for Enabling Extreme-scale Analysis and Visualization (ISAV 2019-22)
  13. International Symposium on Visual Computing (ISVC 2019-2022)
  14. International Workshop on Big Data Reduction (IEEE IWBDR 2020-21, 2025)
  15. Program committee member at other venues: IVAPP 2020, VISUAL 2017-2020

Reviewer Proposal

  1. United States Department of Energy (DOE), Office of Advanced Scientific Computing Research (ASCR), 2024.
  2. German Research Foundation: Deutsche Forschungsgemeinschaft (DFG) (2023, 2024)

Reviewer Paper

  1. IEEE HiPC
  2. IEEE Cluster
  3. IEEE Transactions on Visualization and Computer Graphics (TVCG)
  4. Computer Graphics Forum (CGF)
  5. IEEE Visualization (SciVis, VAST, InfoVis)
  6. IEEE Transactions on Parallel and Distributed Systems (TPDS)
  7. IEEE Transactions on Instrumentation and Measurement (TIM)
  8. IEEE Transactions on Aerospace and Electronic Systems (TAES)
  9. EG/VGTC Conference on Visualization (EuroVis)
  10. ACM Conference on Human Factors in Computing Systems (CHI)
  11. IEEE Transactions on Network Science and Engineering (TNSE)
  12. Springer Journal of Visualization (JOVI)
  13. IEEE Pacific Visualization Symposium (PacificVis)
  14. Elsevier Knowledge-based Systems
  15. MDPI Journals (Entropy, Algorithms, Sustainability, International Journal of Geo-Information)
  16. IEEE Sympossium on Large Data Analysis and Visualization (LDAV)
  17. International Symposium on Visual Computing (ISVC)
  18. International Workshop on Big Data Reduction (IEEE IWBDR)
  19. Visualization in Environmental Sciences (EnvirVis)
  20. ACM In Situ Infrastructures for Enabling Extreme-scale Analysis and Visualization (ISAV)

PhD Thesis Defense Committee Member

  1. Humayra Tasnim (University of New Mexico, USA)
  2. Shubham Kumar Nigam (IITK)