Articles

29. Capturing Biologically Complex Tissue-Specific Membranes at Different Kevels of Compositional Complexity
    Helgi I Ingólfsson, Harsh Bhatia, Talia Zeppelin, W.F. Drew Bennett, Kristy Carpenter, Pin-Chia Hsu, Gautham Dharuman, Peer-Timo Bremer, Birgit Schiøtt, Felice Lightstone, Timothy Carpenter.
    The Journal of Physical Chemistry B: Biophysics, Biomaterials, Liquids, Soft Matter, accepted, Aug 2020.

30. Vector Field Decompositions using Multiscale Poisson Kernel
    Harsh Bhatia, Robert M. Kirby, Valerio Pascucci, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), in press, Apr 2020. doi:10.1109/TVCG.2020.2984413.

31. Visualizing Hierarchical Performance Profiles of Parallel Codes using CallFlow
    Huu Tan Nguyen, Abhinav Bhatele, Nikhil Jain, Suraj Kesavan, Harsh Bhatia, Todd Gamblin, Kwan-Liu Ma, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), in press, Nov 2019. doi:10.1109/TVCG.2019.2953746.

32. Scalable Topological Data Analysis and Visualization for Evaluating Data-Driven Models in Scientific Applications
    Shusen Liu, Di Wang, Dan Maljovec, Rushil Anirudh, Jayaraman J. Thiagarajan, Sam Ade Jacobs, Brian C. Van Essen, David Hysom, Jae-Seung Yeom, Jim Gaffney, Luc Peterson, Peter B. Robinson, Harsh Bhatia, Valerio Pascucci, Brian K. Spears, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG) (Proc. of IEEE VIS), vol. 26, issue 1, pp. 291–300, Jan. 2020. doi:10.1109/TVCG.2019.2934594.

33. MemSurfer: A Tool for Robust Computation and Characterization of Curved Membranes
    Harsh Bhatia, Helgi I Ingólfsson, Timothy S Carpenter, Felice C Lightstone, and Peer-Timo Bremer.
    Journal of Chemtical Theory and Computation, vol. 15, issue 11, pp 6411–6421, November 2019. doi:10.1021/acs.jctc.9b00453.

34. A Study of the Trade-off between Reducing Precision and Reducing Resolution for Data Analysis and Visualization
    Duong Hoang, Pavol Klacansky, Harsh Bhatia, Peer-Timo Bremer, Peter Lindstrom, and Valerio Pascucci.
    IEEE Transactions on Visualization and Computer Graphics (TVCG) (Proc. of IEEE VIS), vol. 25, issue 1, pp 1193–1203, August 2018. doi:10.1109/TVCG.2018.2864853.

35. Interactive Investigation of Traffic Congestion on Fat-Tree Networks Using TreeScope
    Harsh Bhatia, Nikhil Jain, Abhinav Bhatele, Yarden Livnat, Jens Domke, Valerio Pascucci, and Peer-Timo Bremer.
    Computer Graphics Forum (Proceedings of EuroVis), vol. 33, issue 3, pp. 561–572, June 2018. doi:10.1111/cgf.13442.

36. TopoMS: Comprehensive Topological Exploration for Molecular and Condensed-Matter Systems
    Harsh Bhatia, Attila G. Gyulassy, Vincenzo Lordi, John E. Pask, Valerio Pascucci, and Peer-Timo Bremer.
    Journal of Computational Chemistry, vol. 39, issue 16, pp 936–952, June 2018. doi:10.1002/jcc.25181.
        Appeared as the cover image of Journal of Computational Chemistry.

37. Computational Lipidomics of the Neuronal Plasma Membrane
    Helgi I. Ingólfsson, Timothy S. Carpenter, Harsh Bhatia, Peer-Timo Bremer, Siewert J. Marrink, and Felice C. Lightstone.
    Biophysical Journal, vol. 113, issue 10, pp 2271–2280, November 2017. doi:10.1016/j.bpj.2017.10.017.
        Appeared as the cover image of Biophysics Journal, and appeared in the Best of 2017 collection.

38. Complex Ion Dynamics in Carbonate Lithium-Ion Battery Electrolytes
    Mitchell T. Ong, Harsh Bhatia, Attila G. Gyulassy, Erik W. Draeger, Valerio Pascucci, Peer-Timo Bremer, Vincenzo Lordi, and John E. Pask.
    The Journal of Physical Chemistry C, vol. 121, no. 12, pp 6589–6595, March 2017. doi:10.1021/acs.jpcc.7b02006.

39. Enabling Discovery Through Visual Exploration: An Introduction to Data Visualization & Its Applications
    Harsh Bhatia.
    ACM SIGCAS Computer Society, vol. 46, no. 3, Nov. 2016. doi:10.1145/3024949.3024952.

40. Critical Point Cancellation in 3D Vector Fields: Robustness and Discussion
    Primoz Skraba, Paul Rosen, Bei Wang, Guoning Chen, Harsh Bhatia, and Valerio Pascucci.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 22, no. 6, pp. 1683–1693, Jun. 2016. doi:10.1109/TVCG.2016.2534538.
        Won the Best Paper Award at IEEE Pacific Visualization Symposium, 2016.

41. Local, Smooth, and Consistent Jacobi Set Simplification.
    Harsh Bhatia, Bei Wang, Gregory Norgard, Valerio Pascucci, and Peer-Timo Bremer
    Computational Geometry — Theory and Applications, vol. 48, issue 5, pp. 311–332, May 2015. doi:10.1016/j.comgeo.2014.10.009.

42. The Natural Helmholtz-Hodge Decomposition for Open-Boundary Flow Analysis
    Harsh Bhatia, Valerio Pascucci, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 20, no. 11, pp. 1566–1578, Nov. 2014. doi:10.1109/TVCG.2014.2312012.

43. Extracting Features from Time-Dependent Vector Fields Using Internal Reference Frames
    Harsh Bhatia, Valerio Pascucci, Robert M. Kirby, and Peer-Timo Bremer.
    Computer Graphics Forum (Proceedings of EuroVis), vol. 33, issue 3, pp. 21–39, Jun. 2014. doi:10.1111/cgf.12358.

44. The Helmholtz-Hodge Decomposition — A Survey
    Harsh Bhatia, Gregory Norgard, Valerio Pascucci, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 19, no. 8, pp. 1386–1404, Aug. 2013. doi:10.1109/TVCG.2012.316.
        Appeared as the IEEE TVCG spotlight of the month.

45. Visualizing Robustness of Critical Points for 2D Time-Varying Vector Fields
    Bei Wang, Paul Rosen, Primoz Skraba, Harsh Bhatia, and Valerio Pascucci.
    Computer Graphics Forum (Proceedings of EuroVis), vol. 32, issue 3pt 2, pp. 221–230, Jun. 2013. doi:10.1111/cgf.12109.

46. Comments on the "Meshless Helmholtz-Hodge decomposition"
    Harsh Bhatia, Gregory Norgard, Valerio Pascucci, and Peer-Timo Bremer.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 19, no. 3, pp. 527–528, Mar. 2013. doi:10.1109/TVCG.2012.62.

47. Flow Visualization with Quantified Spatial and Temporal Errors using Edge Maps
    Harsh Bhatia, Shreeraj Jadhav, Peer-Timo Bremer, Guoning Chen, Joshua A. Levine, Luis Gustavo Nonato, and Valerio Pascucci.
    IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 18, no. 9, pp. 1383–1396, Sept. 2012. doi:10.1109/TVCG.2011.265.

48. A Quantized boundary representation of 2D Flow
    Joshua A. Levine, Shreeraj Jadhav, Harsh Bhatia, Valerio Pascucci, and Peer-Timo Bremer.
    Computer Graphics Forum (Proceedings of EuroVis), vol. 31, issue 3pt1, pp. 945–954, Jun. 2012. doi:10.1111/j.1467-8659.2012.03087.x.

Conference Proceedings and Book Chapters

1. A Massively Parallel Infrastructure for Adaptive Multiscale Simulations: Modeling RAS Initiation Pathway for Cancer
   Francesco Di Natale, Harsh Bhatia, Timothy S. Carpenter, Chris Neale, Sara Kokkila Schumacher, Tomas Oppelstrup, Liam Stanton, Xiaohua Zhang, Shiv Sundram, Thomas R. W. Scogland, Gautham Dharuman, Michael P. Surh, Yue Yang, Claudia Misale, Lars Schneidenbach, Carlos Costa, Changhoan Kim, Bruce D'Amora, Sandrasegaram Gnanakaran, Dwight V. Nissley, Fred Streitz, Felice C. Lightstone, Peer-Timo Bremer, James N. Glosli, and Helgi I. Ingólfsson. In Proceedings of the ACM/IEEE International Conference for High Performance Computing, Networking, Storage and Analysis, SC '19, Article No. 57, November 2019. doi:10.1145/3295500.3356197.
       Best Paper at SC 2019.

2. Comparing GPU Power and Frequency Capping: A Case Study with the MuMMI Workflow
   Tapasya Patki, Zachary Frye, Harsh Bhatia, Francesco Di Natale, James Glosli, Helgi Ingolfsson and Barry Rountree. In Proceedings of the 14th Workshop on Workflows in Support of Large-Scale Science (WORKS19), November 2019.

3. Interpreting Galilean Invariant Vector Field Analysis via Extended Robustness
   Bei Wang, Roxana Bujack, Paul Rosen, Primoz Skraba, Harsh Bhatia, and Hans Hagen.
   In Topology-Based Methods in Visualization (TopoInVis), 2017.

4. Interactive Exploration of Atomic Trajectories Through Relative-Angle Distribution and Associated Uncertainties
   Harsh Bhatia, Attila G. Gyulassy, Valerio Pascucci, Martina Bremer, Mitchell T. Ong, Vincenzo Lordi, Erik W. Draeger, John E. Pask, and Peer-Timo Bremer.
   In Proceedings of the 9th IEEE Pacific Visualization Symposium, pp. 120–127, Taipei, Taiwan. Apr. 19–22, 2016. doi:10.1109/PACIFICVIS.2016.7465259.

5. Computing Accurate Morse-Smale Complexes from Gradient Vector Fields
   Attila Gyulassy, Harsh Bhatia, Peer-Timo Bremer, and Valerio Pascucci.
   In Topological and Statistical Methods for Complex Data — Tackling Large-Scale, High-Dimensional, and Multivariate Data Sets, Mathematics and Visualization, pp. 205–218, J Bennett, F Vivodtzev, V Pascucci (Eds.), Springer Berlin Heidelberg, 2015. doi:10.1007/978-3-662-44900-4_12.

6. Robust Detection of Singularities in Vector Fields
   Harsh Bhatia, Attila Gyulassy, Hao Wang, Peer-Timo Bremer, and Valerio Pascucci.
   In Topological Methods in Data Analysis and Visualization III - Theory, Algorithms, and Applications, Mathematics and Visualization, pp. 3–18, P-T Bremer, I Hotz, V Pascucci, R Peikert (Eds.), Springer Berlin Heidelberg, 2014. doi:10.1007/978-3-319-04099-8_1.

7. Consistent Approximation of Local Flow Behavior for 2D Vector Fields
   Shreeraj Jadhav, Harsh Bhatia, Peer-Timo Bremer, Joshua A. Levine, Luis Gustavo Nonato, and Valerio Pascucci.
   In Topological Methods in Data Analysis and Visualization II — Theory, Algorithms, and Applications, Mathematics and Visualization, pp. 141–159, R Peikert, H Hauser, H Carr, R Fuchs (Eds.), Springer Berlin Heidelberg, 2012. doi:10.1007/978-3-642-23175-9_10.

8. Edge Maps: Representing Flow with Bounded Error
   Harsh Bhatia, Shreeraj Jadhav, Peer-Timo Bremer, Guoning Chen, Joshua A. Levine, Luis Gustavo Nonato, and Valerio Pascucci.
   In Proceedings of the 4th IEEE Pacific Visualization Symposium, pp. 75–82, Hong Kong, China, Mar. 1–4, 2011. doi:10.1109/PACIFICVIS.2011.5742375.
       Appeared on the cover of the Proceedings, and won the Best Paper Award.

9. A Queuing-Theoretic Framework for Modeling and Analysis of Mobility in WSNs
   Harsh Bhatia, Rathinasamy B. Lenin, Aarti Munjal, Srini Ramaswamy, and Sanjay Srivastava.
   In Proceedings of the 8th Workshop on Performance Metrics for Intelligent Systems (PerMIS), 248–253, Gaithersburg, Maryland, USA, Aug. 19–21, 2008. doi:10.1145/1774674.1774713.
   

Dissertations

• Consistent Feature Extraction From Vector Fields: Combinatorial Representations and Analysis Under Local Reference Frames
  Harsh Bhatia.
  Ph.D. Dissertation, The University of Utah, USA. May 2015.
• Application of QNA to analyze the 'Queueing Network Mobility Model' of Mobile Ad-hoc Networks
  Harsh Bhatia.
  B.Tech. Project Report, Dhirubhai Ambani Institute of Information and Communication Technology, India. Jun 2007.

Other Peer-Reviewed Papers

• A Parameter Based Approach to Counter SPIT.
  Harsh Bhatia, Naman Arora, and Shweta Sawhney.
  Student's Forum at the 15th International Conference on Advanced Computing and Communication (ADCOM), Guwahati, India, Dec. 18–21, 2007.

• Stop SPITing.
  Harsh Bhatia, Naman Arora, and Shweta Sawhney.
  Student technical paper at Osmosis — The Annual technical festival at MindTree Inc., Bangalore, India, Dec. 2005.

Non-Peer-Reviewed Posters

• Topological Analysis for Molecular Dynamics.
  In Annual Post-Doc Poster Symposium, Lawrence Livermore National Laboratory, Jun. 2016.

• Topological Analysis for Molecular Dynamics.
  In Annual Post-Doc Poster Symposium, Lawrence Livermore National Laboratory, Jun. 2015.

• Consistent Feature Extraction From Vector Fields: Combinatorial Representations and Analysis Under Local Reference Frames.
  In 2nd Heidelberg Laureate Forum, Heidelberg, Germany, Sep. 2014.

• Enabling Streamline-based Analysis for Time-Varying Flows.
  In Annual Post-Doc Poster Symposium, Lawrence Livermore National Laboratory, Jul. 2014.

• Flow analysis for Scientific Discovery.
  In SCIx: The annual research showcase of the SCI Institute, Dec. 2011.