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  1. Peculiar Storm-Time Dynamics of the Summer Solstice Ionosphere over the Indian Region During the June 2025 Geomagnetic Storm

    Article • Atmosphere, February 2026, MDPI AG

    Dr. J R K KUMAR DABBAKUTI

  2. An IoT-integrated SVMD-RVFL framework for ionospheric monitoring toward enhanced GNSS navigation applications

    Article • Journal of Applied Geodesy, November 2025, De Gruyter

    Dr. J R K KUMAR DABBAKUTI

  3. Decentralized Framework for Enhancing Satellite Navigation Accuracy and Security: Integrating Blockchain with GNSS

    Article • April 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. J R K KUMAR DABBAKUTI

  4. Multi-Instrument Analysis of Ionospheric Equatorial Plasma Bubbles over the Indian and Southeast Asian Longitudes During the 19–20 April 2024 Geomagnetic Storm

    Article • Remote Sensing, March 2025, MDPI AG

    Dr. J R K KUMAR DABBAKUTI

  5. Modeling and forecasting of TEC using subspace-based SSA-LRF-ANN model

    Article • Geodesy and Geodynamics, February 2025, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  6. Smart 6G Sensor Network Based Human Emotion Analysis by Machine Learning Architectures

    Article • Wireless Personal Communications, June 2024, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  7. A Comparative Analysis of the Effect of Orbital Geometry and Signal Frequency on the Ionospheric Scintillations over a Low Latitude Indian Station: First Results from the 25th Solar Cycle

    Article • Remote Sensing, May 2024, MDPI AG

    Dr. J R K KUMAR DABBAKUTI

  8. EEG Signal in Emotion Detection Feature Extraction and Classification using Fuzzy Based Feature Search Algorithm and Deep Q Neural Network in Deep Learning Architectures

    Article • International Journal of Electronics and Communication Engineering, May 2023, Seventh Sense Research Group Journals

    Dr. J R K KUMAR DABBAKUTI

  9. Machine learning based approach for modeling and forecasting of GPS–TEC during diverse solar phase periods

    Article • Acta Astronautica, February 2023, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  10. Real-time embedded automotive dynamic framework using convolutional neural network

    Article • January 2023, American Institute of Physics

    Dr. J R K KUMAR DABBAKUTI

  11. Design and Development of Artificial Intelligence-Enabled IoT Framework for Satellite-Based Navigation Services

    Article • IEEE Transactions on Geoscience and Remote Sensing, January 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. J R K KUMAR DABBAKUTI

  12. Equinoctial asymmetry trend extraction from total electron content based on spectrum analysis

    Article • January 2023, American Institute of Physics

    Dr. J R K KUMAR DABBAKUTI

  13. Algorithm for ionosphere delay computation based on Klobuchar-like coefficients for regional navigation satellite system users

    Article • Advances in Space Research, July 2022, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  14. Implementation of Logistic Map based Differential Evolution for Channel Distribution in Cognitive Radio Networks

    Article • April 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. J R K KUMAR DABBAKUTI

  15. Modeling and prediction of TEC based on multivariate analysis and kernel-based extreme learning machine

    Article • Astrophysics and Space Science, March 2022, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  16. Total electron content prediction using singular spectrum analysis and autoregressive moving average approach

    Article • Astrophysics and Space Science, January 2022, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  17. Validity of Different Global Ionospheric TEC Maps over Indian Region

    Article • December 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. J R K KUMAR DABBAKUTI

  18. Modeling and optimization of ionospheric model coefficients based on adjusted spherical harmonics function

    Article • Acta Astronautica, May 2021, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  19. Evaluation of Ionospheric Delays Based on Orthogonal Dimensionality Reduction Approach

    Article • Acta Astronautica, February 2021, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  20. Ionospheric and plasmaspheric electron contents from space-time collocated digisonde, COSMIC, and GPS observations and model assessments

    Article • Acta Astronautica, February 2021, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  21. DGS based monopole circular-shaped patch antenna for UWB applications

    Article • SN Applied Sciences, January 2021, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  22. Retrieve, Processing and Analysis of Global Positioning System Derived Ionospheric Total Electron Content Using IGS Products

    Article • January 2021, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  23. Machine learning methodology for TEC prediction using global positioning system signal measurements

    Article • Materials Today Proceedings, November 2020, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  24. Modeling of ionospheric characteristics based on canonical correlation analysis at Bangalore for the year 2017

    Article • Acta Geodaetica et Geophysica, September 2020, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  25. Optimal spectrum and power allocation using evolutionary algorithms for cognitive radio networks

    Article • Internet Technology Letters, August 2020, Wiley

    Dr. J R K KUMAR DABBAKUTI

  26. Modeling and analysis of ionospheric TEC variability from GPS–TEC measurements using SSA model during 24th solar cycle

    Article • Acta Astronautica, August 2020, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  27. Modeling of ionospheric TEC corrections based on modified mapping function and Gram–Schmidt orthogonalization at low latitude region

    Article • Astrophysics and Space Science, July 2020, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  28. An Optimized Path Loss Model for Urban Wireless Channels

    Article • June 2020, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  29. Implementation of Storm-Time Ionospheric Forecasting Algorithm Using SSA–ANN Model

    Article • IET Radar Sonar & Navigation, June 2020, the Institution of Engineering and Technology (the IET)

    Dr. J R K KUMAR DABBAKUTI

  30. Ionospheric anomaly detection and Indian ionospheric climatology from GAGAN receivers

    Article • Acta Geodaetica et Geophysica, February 2020, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  31. Application of Singular Spectrum Analysis Using Artificial Neural Networks in TEC Predictions for Ionospheric Space Weather

    Article • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, December 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. J R K KUMAR DABBAKUTI

  32. Implementation of IoT Analytics Ionospheric Forecasting System based on Machine Learning and ThingSpeak

    Article • IET Radar Sonar & Navigation, November 2019, the Institution of Engineering and Technology (the IET)

    Dr. J R K KUMAR DABBAKUTI

  33. Modeling of GPS-TEC using QR-decomposition over the low latitude sector during disturbed geomagnetic conditions

    Article • Advances in Space Research, November 2019, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  34. Ionospheric monitoring system based on the Internet of Things with ThingSpeak

    Article • Astrophysics and Space Science, August 2019, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  35. Ionospheric time delay corrections based on the extended single layer model over low latitude region

    Article • Geodesy and Geodynamics, May 2019, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  36. Development of multivariate ionospheric TEC forecasting algorithm using linear time series model and ARMA over low-latitude GNSS station

    Article • Advances in Space Research, May 2019, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  37. Modeling of local ionospheric time varying characteristics based on singular value decomposition over low-latitude GPS stations

    Article • Astrophysics and Space Science, August 2018, Springer Science + Business Media

    Dr. J R K KUMAR DABBAKUTI

  38. Meeting Reports

    Article • Space Research Today, April 2018, Elsevier

    Dr. J R K KUMAR DABBAKUTI

  39. Improvement of Indian-Regional Klobuchar Ionospheric Model Parameters for Single-Frequency GNSS Users

    Article • IEEE Geoscience and Remote Sensing Letters, January 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  40. Linear time series modeling of GPS-derived TEC observations over the Indo-Thailand region

    Article • Journal of Geodesy, December 2017, Springer Science + Business Media

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  41. Modeling of Ionospheric Time Delays Based on a Multishell Spherical Harmonics Function Approach

    Article • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, December 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  42. Modeling and analysis of GPS-TEC low latitude climatology during the 24th solar cycle using empirical orthogonal functions

    Article • Advances in Space Research, October 2017, Elsevier

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  43. Performance evaluation of linear time-series ionospheric Total Electron Content model over low latitude Indian GPS stations

    Article • Advances in Space Research, October 2017, Elsevier

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  44. Ionospheric forecasting model using fuzzy logic-based gradient descent method

    Article • Geodesy and Geodynamics, September 2017, Elsevier

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  45. Analysis of local ionospheric variability based on SVD and MDS at low-latitude GNSS stations

    Article • Earth Planets and Space, June 2016, Springer Science + Business Media

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  46. Characterization of ionospheric variability in TEC using EOF and wavelets over low-latitude GNSS stations

    Article • Advances in Space Research, June 2016, Elsevier

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI

  47. Modelling of ionospheric time delays based on adjusted spherical harmonic analysis

    Article • Aviation, January 2016, Vilnius Gediminas Technical University

    Professor Venkata Ratnam Devanaboyina, Dr. J R K KUMAR DABBAKUTI