Research

Publications

  1. V. Ravikumar, S. Thakare, X. Kong, H. Roukoz, and E.G. Tolkacheva, "Similarity Score for the Identification of Active Sites in Patients With Atrial Fibrillation." Front. Physiol. 12:767190. doi: 10.3389/fphys.2021.767190 2021

  2. V. Ravikumar, E.M. Annoni, P. Parthibhan, S. Zlochiver, S.K. Mulpuru, and E.G. Tolkacheva, "Novel mapping techniques for rotor core detection using simulated intracardiac electrograms." J Cardiovasc Electrophysiol. 2021; 32: 1268– 1280. https://doi.org/10.1111/jce.14948

  3. V. Ravikumar, and E.G. Tolkacheva, “Optimizing Multiscale Entropy Approach for Rotor Pivot Point Identification using Simulated Intracardiac Electrograms”, proceedings of IEEE EMBC, 2020.

  4. V. Ravikumar, E.M. Annoni, P. Parthibhan, S. Zlochiver, S.K. Mulpuru, and E.G. Tolkacheva, “Novel Mapping Techniques for rotor core detection using simulated intracardiac electrograms” Biomedical Engineering Society annual meeting 2019 Philadelphia USA.

  5. V. Ravikumar, E.M. Annoni, S.K. Mulpuru, H. Roukoz, and E.G. Tolkacheva, “Evaluation of multiscale frequency approach for visualizing rotors in patients with atrial fibrillation”, proceedings of IEEE EMBC, 2018

  6. V. Ravikumar, E.M. Annoni, S.K. Mulpuru, and E.G. Tolkacheva, “Application of Novel Analysis Methods for Clinical Intracardiac Electrograms During Atrial Fibrillation”, Heart Rhythm Scientific Sessions 2018 Boston, USA.

  7. N. Adhikari, V. Ravikumar, J. Lee, et al., "RyR1 Mutation Associated with Malignant Hyperthermia Induces Cardiac Arrhythmia via Mitochondrial Calcium Overload." The FASEB Journal, 2021

  8. T. Callaway, E.G. Talkachova, V. Ravikumar, "Cardiac Voltage Analysis Software for Interpretation of Transmembrane Voltage Movies Obtained via the Langendorff Perfusion Setup." University of Minnesota Digital Conservancy, https://hdl.handle.net/11299/219615. 2021

  9. M.E. Kupfer, W.H. Lin, V. Ravikumar, et.al. “In situ expansion, differentiation and electromechanical coupling of human cardiac muscle in a 3D bioprinted, chambered organoid”, Circulation Research, 2020.

  10. J. Lee, Y. Guo, V. Ravikumar, and E.G. Tolkacheva, “Towards the Development of Nonlinear Approaches to Discriminate AF from NSR Using a Single-Lead ECG” Entropy 2020.

  11. Zhe Gao, Baterdene Namsrai, Zonghu Han, Hattie Ring, Anirudh Sharma, Vasanth Ravikumar, Yugene Guo, Michael Garwood, Elena Tolkacheva, Erik Finger, John Bischof, "Nanowarming of vitrified rat aorta, heart slice and the whole heart", Cryobiology, 2020.

  12. T. Callaway, E.G. Talkachova, V. Ravikumar, "Software Design to Aid in Analysis of Cardiac Voltage Matrices Obtained Via the Langendorff Perfusion Technique." University of Minnesota Digital Conservancy, https://hdl.handle.net/11299/216453. 2020

  13. Z. Gao, B. Namsrai, H Ring, V. Ravikumar et. al, “Iron Oxide Nanoparticles And Vs55 Perfusion In Rat Hearts”, Cryobiology, 91:160, December 2019.

  14. “Low Power Fault Tolerant Reversible Full Adders”, in International Conference on Communication and Computing 2014, held in Bangalore India. (Undergraduate Level)

  15. “Evolving Reversible Fault-Tolerant Adder Architectures and their Power Estimation”, in International Conference on Computing Communication and Networking 2014, held in China. (Undergraduate level)

Presentations

  • V. Ravikumar, E.M. Annoni, S.K. Mulpuru, and E.G. Tolkacheva, “Application of Novel Analysis Approaches for Atrial Fibrillation using Clinical Intracardiac Electrograms” IEM Annual Conference and Retreat 2017. (Placed 2nd in Medical and Biological Imaging category)

  • V. Ravikumar, E.M. Annoni, S.K. Mulpuru, and E.G. Tolkacheva, “Application of Novel Analysis Methods for Clinical Intracardiac Electrograms During Atrial Fibrillation”, Heart Rhythm Scientific Sessions 2018 Boston, USA.

  • V. Ravikumar, E.M. Annoni, P. Parthibhan, S. Zlochiver, S.K. Mulpuru, and E.G. Tolkacheva, “Novel Mapping Techniques for Rotor Identification in Simulated Intracardiac Electrograms” IEM Annual Conference and Retreat 2018. (Placed 2nd in Cardiovascular Engineering category)

  • V. Ravikumar, E.M. Annoni, S.K. Mulpuru, and E.G. Tolkacheva, “Novel Analysis Approaches for Rotor Core Detection in Atrial Fibrillation patients” Cardiopalooza 2019 Minneapolis, MN. (Won the best Graduate Student Research and Presentation Award).

  • V.Ravikumar Selected for Poster Presentation ‘Novel Mapping Techniques for Phase Singularity Detection using Simulated Intracardiac Electrograms’ in 2019 BMES annual meeting

  • Selected for student paper presentation ‘Optimizing of Multiscale Entropy Approach for Rotor Core Identification using Simulated Intracardiac Electrograms’ in 42nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society 2020 (Virtual presentation), Montreal, Canada.