| Implementation of hybrid deep learning model (LSTM-CNN) for ionospheric TEC forecasting using GPS data A Ruwali, AJS Kumar, KB Prakash, G Sivavaraprasad, DV Ratnam IEEE Geoscience and Remote Sensing Letters 18 (6), 1004-1008, 2020 | 89 | 2020 |
| A deep learning-based approach to forecast ionospheric delays for GPS signals I Srivani, GSV Prasad, DV Ratnam IEEE Geoscience and Remote Sensing Letters 16 (8), 1180-1184, 2019 | 87 | 2019 |
| Development of multivariate ionospheric TEC forecasting algorithm using linear time series model and ARMA over low-latitude GNSS station DV Ratnam, Y Otsuka, G Sivavaraprasad, JRKK Dabbakuti Advances in Space Research 63 (9), 2848-2856, 2019 | 51 | 2019 |
| Implementation of hybrid ionospheric TEC forecasting algorithm using PCA-NN method IL Mallika, DV Ratnam, Y Ostuka, G Sivavaraprasad, S Raman IEEE Journal of Selected Topics in Applied Earth Observations and Remote …, 2018 | 51 | 2018 |
| Performance evaluation of ionospheric time delay forecasting models using GPS observations at a low-latitude station G Sivavaraprasad, DV Ratnam Advances in Space Research 60 (2), 475-490, 2017 | 41 | 2017 |
| Mitigation of ionospheric scintillation effects on GNSS signals using variational mode decomposition G Sivavaraprasad, RS Padmaja, DV Ratnam IEEE Geoscience and Remote Sensing Letters 14 (3), 389-393, 2017 | 37 | 2017 |
| Performance evaluation of neural network TEC forecasting models over equatorial low-latitude Indian GNSS station G Sivavaraprasad, VS Deepika, D SreenivasaRao, MR Kumar, M Sridhar Geodesy and Geodynamics 11 (3), 192-201, 2020 | 35 | 2020 |
| Machine learning algorithm to forecast ionospheric time delays using Global Navigation satellite system observations L Mallika, DV Ratnam, S Raman, G Sivavaraprasad Acta Astronautica 173, 221-231, 2020 | 29 | 2020 |
| Automatic ionospheric scintillation detector for global navigation satellite system receivers DV Ratnam, G Sivavaraprasad, J Lee IET Radar, Sonar & Navigation 9 (6), 702-711, 2015 | 27 | 2015 |
| Analysis of ionosphere variability over low-latitude GNSS stations during 24th solar maximum period DV Ratnam, G Sivavaraprasad, NL Devi Advances in Space Research 60 (2), 419-434, 2017 | 24 | 2017 |
| A new ionospheric model for single frequency GNSS user applications using Klobuchar model driven by auto regressive moving average (SAKARMA) method over Indian region IL Mallika, DV Ratnam, S Raman, G Sivavaraprasad IEEE Access 8, 54535-54553, 2020 | 21 | 2020 |
| Characteristics of ionospheric scintillation climatology over Indian low-latitude region during the 24th solar maximum period K Sahithi, M Sridhar, SK Kotamraju, KCS Kavya, G Sivavaraprasad, ... Geodesy and Geodynamics 10 (2), 110-117, 2019 | 19 | 2019 |
| Short‐term forecasting of ionospheric total electron content over a low‐latitude global navigation satellite system station G Sivavaraprasad, DV Ratnam IET Radar, Sonar & Navigation 11 (8), 1309-1320, 2017 | 18 | 2017 |
| A bidirectional deep-learning algorithm to forecast regional ionospheric TEC maps K Sivakrishna, DV Ratnam, G Sivavaraprasad IEEE Journal of Selected Topics in Applied Earth Observations and Remote …, 2022 | 15 | 2022 |
| Performance analysis of Neural Networks with IRI-2016 and IRI-2012 models over Indian low-latitude GPS stations L Mallika I, DV Ratnam, S Raman, G Sivavaraprasad Astrophysics and Space Science 365, 1-14, 2020 | 14 | 2020 |
| Application of SST to forecast ionospheric delays using GPS observations S Gampala, VR Devanaboyina IET Radar, Sonar & Navigation 11 (7), 1070-1080, 2017 | 12 | 2017 |
| Performance analysis of IRI-2016 model TEC predictions over Northern and Southern Hemispheric IGS stations during descending phase of solar cycle 24 J de Dieu Nibigira, G Sivavaraprasad, DV Ratnam Acta Geophysica 69 (4), 1509-1527, 2021 | 11 | 2021 |
| A novel hybrid Machine learning model to forecast ionospheric TEC over Low-latitude GNSS stations G Sivavaraprasad, IL Mallika, K Sivakrishna, DV Ratnam Advances in Space Research 69 (3), 1366-1379, 2022 | 10 | 2022 |
| Performance evaluation of adjusted spherical harmonics ionospheric model over Indian region KS Krishna, DV Ratnam, M Sridhar, PBS Harsha, G Sivavaraprasad IEEE Access 8, 172610-172622, 2020 | 8 | 2020 |
| Detection of ionospheric anomalies during intense space weather over a low-latitude GNSS station G Sivavaraprasad, DV Ratnam, RS Padmaja, V Sharvani, G Saiteja, ... Acta Geodaetica et Geophysica, 1-19, 2016 | 8 | 2016 |
Venkat RatnamKL UniversityVerified email at kluniversity.in
