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1. V Senthilkumar: (Contacts / Senior Principal Scientists); ... Recent Publications in SCI Journals 1. V. Senthilkumar, S. C. Pradhan and G. Prathap, Buckling Analysis of Carbon Nanotube Based on Nonlocal Timoshenko Beam Theory Using Differential Transform ...; Created on
2. K Rajendran: (Contacts / Chief Scientists); ... Oceans. Meteorology and Atmospheric Physics, 131, 1451-1465 pp. Sulochana Gadgil, K. Rajendran, D. S. Pai, 2019: A new rain-based index for the Indian summer monsoon rainfall. Mausam, 70 (3), 485—500 ...; Created on
3. Imtiyaz Ahmed Parvez: (Contacts / Chief Scientists); ... Nekrasova and Vladimir Kossobokov (2018) Seismic hazard and risk assessment based on Unified Scaling Law for Earthquakes: thirteen principal urban agglomerations of India, Natural Hazards 92(3), 1509-1522. ...; Created on
4. Earth & Engineering Sciences Division (EESD): (Category); ... system covering all the four geographic spheres for over three decades. CSIR-4PI pioneered in Global Positioning System (GPS) based geo-science research in India since 1994, when GPS was made fully operational. ...; Created on 10 February 2022
5. Data Science and Supercomputing Division (DSSD): (Category); ... (iv) next generation Internet Protocol engineering (v) AI based lightweight security algorithms for connected vehicles which is still a futuristic proposition in India. The team has several patents and ...; Created on 10 February 2022
6. Impact of assimilating GNSS ground-based and Space-based observations on Extreme rainfall prediction over Karnataka, India: (Publications); ... System (GNSS) observations (ground-based (GB) and space-based) in the prediction of extreme rainfall events (EREs). We consider seven distinct sources of GNSS radio occultation (GNSS-RO) observations as ...; Created on 29 September 2025
7. High-resolution UAV imaging with on board multispectral Camera & LIDAR to develop AI based DL algorithm for disease prediction model.: (CSIR-4PI in the news); Click here for details.; Created on 19 January 2024
8. Annual and seasonal trends in actual evapotranspiration over different meteorological sub-divisions in India using satellite-based data: (Publications); by Raghavendra Prasad K, Kantha Rao Bhimala, G. K. Patra, Himesh S & Sheshakumar Goroshi The present study analyzed the actual evapotranspiration (ETa) and its components [transpiration (Et), ...; Created on 11 April 2023
9. A new rain-based index for the Indian summer monsoon rainfall: (Publications); ... based on the average rainfall over the meteorological subdivisions of India. Rajeevan et al. (2006) first derived a gridded rainfall data set for the Indian region which was at a resolution of 1° and subsequently, ...; Created on 02 January 2022
10. Simulation of flood associated with extreme rainfall events over the urban city, Bengaluru, India: (Publications); ... Storm Water Management Model (SWMM). The digital elevation model (DEM) is examined to understand the topography of high and low-lying areas to assess the flood impacts of EREs in various regions. Based ...; Created on 17 March 2026
11. Assessing the Impact of Parameter Sensitivity and Multi-Configurational Ensembles of WRF- Hydro Model on Simulated Hydro-Meteorological Variables—A Multifaceted Evaluation over Krishna River Basin of: (Publications); ... of the WRF-Hydro framework. The characteristics of the simulations thus generated have been validated against in-situ gauge data and remote sensing-based multi-platform observations, revealing a significant ...; Created on 12 February 2026
12. Rapid Reversal of Hemispheric Asymmetry in the Intensity of EIA Crests During the Geomagnetic Storm of 23 April 2023: A Unique Observation From GOLD: (Publications); ... of ground-based Total Electron Content measurements confirmed the presence of Traveling Ionospheric Disturbances (TIDs). Storm-induced winds and TIDs likely changed the altitude of the F-peaks and the ...; Created on 22 December 2025
13. Studying the dynamics of cloudburst events over Indian Himalayan region using model simulation: (Publications); ... varied with satellite-based datasets. This study contributes to understanding the simulation of cloudburst events using high-resolution regional modeling and multiple observational validations. Source: https://doi.org/10.1007/s40808-025-02680-w ...; Created on 03 December 2025
14. Seismo-ionospheric anomalies associated with the 2025 Mw 7.7 Myanmar earthquake: a case study: (Publications); ... precursor. The findings not only demonstrate the sensitivity of TEC data to both pre- and post-seismic disturbances but also highlight the potential of TEC-based monitoring as a viable early warning tool, ...; Created on 24 November 2025
15. Quantifying weather-rice crop production relationships across different physiographical zones in Odisha, India: (Publications); ... scale is carried out. The study based on the cluster analysis of different physiographical regions i.e. coastal plain (CP), river catchment (RC) and mountainous zone (MZ). The region wise climatology, ...; Created on 19 November 2025
16. Impact of the Gannon Superstorm on the Equatorial Ionization Anomaly Dynamics During Its Recovery Phase on 11 May 2024: (Publications); ... dramatic changes marked by an unusual redistribution of plasma density. The peak electron density (Nmax) from Global-scale Observations of the Limb and Disk (GOLD), ground-based Vertical Total Electron ...; Created on 14 November 2025
17. Leaf area index estimation over the Kosi watershed in central Himalaya from remote sensing data using machine/deep learning models and validation against in situ measurements: (Publications); ... the Kosi watershed located in the central Himalayan region is based on various vegetation indices. In situ LAI data were collected through a random sampling method using a plant canopy analyzer LI-COR ...; Created on 30 September 2025
18. Multi-Instrument Observations of Unseasonal Post-Sunset Equatorial Plasma Bubbles During Two Moderate Geomagnetic Storms in May and June 2024 Over East/Southeast Asia: (Publications); by Sampad Kumar Panda, Siva Sai Kumar Rajana, Chiranjeevi G Vivek, Ramkumar Vankadara, Punyawi Jamjareegulgarn This study investigated an unseasonal development of post-sunset EPBs in summer solstice ...; Created on 24 September 2025
19. Patents available for licensing/commercial exploitation: (Patents available for licensing/commercial exploitation); ... malicious SCTP receiver terminal (No. WO2015118553A1). METHOD AND SYSTEM FOR DETECTION AND ELIMINATION OF OPTIMISTIC SACK SPOOFING BASED DENIAL-OF-SERVICE ATTACKS ON SCTP THROUGH DATA ENRICHED SACK. ...; Created on 12 September 2025
20. Dr Abhay A Pashilkar (May - 10 June, 2025): (Previous Heads); ... research, he developed a novel control strategy based on adaptive back-stepping neural networks for the reconfiguration of aircraft control systems. Later, this work was extended by co-workers to the controller ...; Created on 10 June 2025
21. Influence of large-scale climate modes (ENSO, IOD and PJ) on marine heatwave characteristics in the Indian ocean region: (Publications); ... analysis explains 28% and 17% of the spatial variance in frequency and duration, respectively. Partial correlation and kernel-based methods identify the El Niño–Southern Oscillation (ENSO), particularly ...; Created on 02 June 2025
22. Dr. Sridevi Jade (September 2021 - April 2025): (Previous Heads); ... the field of disaster management. She also received Sir CV Raman young scientist award for exceptional contribution to Earth Science. Her major research area is GNSS based multidisciplinary research and ...; Created on 30 April 2025
23. Quantifying CMIP6 models’ performance in simulating marine heatwaves over the Indian Ocean region: A comprehensive analysis of key MHW properties and future projections: (Publications); by S Swetha & K V Ramesh This study quantifies CMIP6 models’ performance in simulating marine heatwaves (MHWs) over the Indian Ocean based on MHW properties like frequency, heatdays, and intensity. ...; Created on 08 April 2025
24. Modeling near-surface velocity inversion in a sediment sequence using microtremor HVSR: (Publications); ... elastic parameters for various units/layers at a given site (1D) were derived theoretically based on HVSR inversion, built on the concepts of Diffuse Field Assumption and retrieval of the imaginary part ...; Created on 21 January 2025
25. DOODLE ART CONTEST: AI: Boon or Bane?": (Notifications); ... standard from Bengaluru and Bengaluru Rural districts (Devanahalli, Doddballapura, Hosakote, Nelamangala) are allowed to participate, with only one entry per participant The winner shall be chosen based ...; Created on 16 July 2024
26. Homogeneity Adjustment of Surface Temperature Data and Study of the Climate Variability Over Coastal Odisha by a Climate Departure Index: (Publications); ... than simple and absolute CDIs. Least-square method is the appropriate method for determining the category of a year or a month or a season in terms of the temperature variation. Analysis based on mean ...; Created on 12 April 2024
27. Assessment of Country-Specific GHG Emissions from Road Transport Sector in India: (Publications); ... (EFCS) was developed based on carbon content and corresponding net calorific value (NCV) of country-specific fuel usage. The CO2eq emissions are also measured and compared with the corresponding global ...; Created on 12 April 2024
28. Modeling and forecasting atmospheric Carbon Dioxide concentrations at Bengaluru city in India: (Publications); ... moving average (SARIMA) model has been developed based on evaluation criteria, considering its statistical performance and ability to capture the trend and patterns in CO2 concentration at station scale ...; Created on 03 January 2024
29. Optimizing LSTM and Bi-LSTM models for crop yield prediction and comparison of their performance with traditional machine learning techniques: (Publications); ... conditions often infringe plan of policy makers. This study presents a generic methodology to configure and fine tune the state-of-the-art Long Short-Term Memory (LSTM) based Deep Learning (DL) model through ...; Created on 29 September 2023
30. Site response analysis beneath the Kashmir basin (NW Himalaya) using ambient noise: (Publications); ... The collocated 1D VS profiles are consistent with newly drilled borehole logs information. Besides, the presented first-ever ambient noise survey–based site response study meets the objectives of site-specific ...; Created on 12 September 2023
31. Analysis of heat wave over different physiographical regions in India: (Publications); ... over the tropical country India mainly divided in three different landmasses, i.e. hilly, plains and coastal. This work presents the HW characteristic quantification based on the physiography of the regions ...; Created on 09 September 2023
32. A case study on multiple self-interactions of MSTID bands: New insights: (Publications); ... one of the bands started rotating prominently that led to further separation of these two co-aligned bands. These changes in the MSTID phase fronts (bands) are explained based on the development of the ...; Created on 12 June 2023
33. Impact of different land use data on WRF model short range forecasts during pre-monsoon and monsoon seasons in India: (Publications); by P. Ipsita, V. Rakesh, Randhir Singh and G.N. Mohapatra Abstract This study focuses to analyse the impact of land use changes on short range weather forecasts over Indian region. Weather Research ...; Created on 23 May 2023
34. The synergistic effect of climatic factors on malaria transmission: a predictive approach for northeastern states of India: (Publications); ... and Tripura, respectively. The nonlinear associations between individual and synergistic effect of meteorological factors and malaria cases were assessed, and climate-based malaria prediction models were ...; Created on 02 April 2023
35. Impact of comorbidity on patients with COVID-19 in India: A nationwide analysis: (Publications); ... results indicated that COVID-19 caused an exponential growth in mortality. In patients over the age of 50, the mortality rate was found to be very high, ~80%. Moreover, based on the estimation of OR, it ...; Created on 27 January 2023
36. Assessing the impact of modified LULC on extreme hydrological event over a complex terrain: A case study for kodagu 2018 flood event: (Publications); ... physically based, fully distributed, WRF-Hydro. The evaluation of the proposed model configurations (stand-alone and coupled mode) is done with respect to two LULC datasets (USGS, 1992: less urbanized ...; Created on 13 October 2022
37. Seismic hazard potential of Kachchh paleo-rift basin of Indian craton from seismic and geodetic strain rates: (Publications); ... grid nodes. An optimal weighting factor yields a mean rate of compression of ~ − 16 ± 6 nano strain/yr towards north-northeast in the region. The seismic strain rates are estimated based on fault plane ...; Created on 23 June 2022
38. Analysis of spatio-temporal variability in observed rainfall over Karnataka using different data analytical techniques: (Publications); ... clustering method, six homogeneous rainfall clusters were identified over Karnataka based on distribution and variability of rainfall. The spectral analysis over different clusters showed significant oscillations ...; Created on 14 March 2022
39. Interdisciplinary Data Research Division (IDRD): (Research Groups); ... studies of the earth system covering all the four geographic spheres for over three decades. CSIR-4PI pioneered in Global Positioning System (GPS) based geo-science research in India since 1994, when GPS ...; Created on 10 February 2022
40. Bigdata Research & Supercomputing Division (BRSD): (Research Groups); ... based super computer (iii) cyber security test bed which gave first time demonstration of malicious attacks and also led to development / experimental deployment of Darknet (iv) AI based lightweight security ...; Created on 10 February 2022
41. Noise characteristics of GPS time series and their influence on velocity uncertainties: (Publications); ... of appropriate noise model in geodetic data processing based on the characteristics of the geodetic time series being studied is the key to achieving realistic uncertainties. In this study, we report noise ...; Created on 02 January 2022
42. Seasonal rainfall forecast skill over Central Himalaya with an atmospheric general circulation model: (Publications); ... through SST may produce appreciable skill. We explore this hypothesis based on simulations for the period 1980–2003 with multiple initial conditions with an atmospheric GCM already validated at all-India ...; Created on 02 January 2022
43. Future projections of Indian Summer Monsoon under multiple RCPs using a high resolution global climate model multiforcing ensemble simulations: (Publications); ... Representative Concentration Pathways (RCPs) (based on various socio-economic and technological development at the end of the century), viz. RCP2.6, RCP4.5, RCP6.0 and RCP8.5, forced with four patterns ...; Created on 02 January 2022
44. Impact of land-use changes on the genesis and evolution of extreme rainfall event: a case study over Uttarakhand, India: (Publications); ... and (2012–13) are carried out. Comparison of simulated rainfall which is averaged over the study region with that of IMD observed station data (averaged over 23 stations) showed that the simulations based ...; Created on 02 January 2022
45. Detecting ionospheric disturbances using GPS without aliasing caused by non-uniform spatial sampling: Algorithm, validation and illustration: (Publications); by K.Shimna and M. Sithartha Muthu Vijayan Abstract Ionospheric disturbance (ID) detected using GPS based Total Electron Content (TEC) measurements are widely used to study the morphology and dynamics ...; Created on 02 January 2022
46. Future changes in rice yield over Kerala using climate change scenario from high resolution global climate model projection: (Publications); ... due to rise in temperature and reduction in rainfall, thereby reducing the crops maturity time in the future. Based on our results, the adaptation measures suggested to achieve better yield under future ...; Created on 02 January 2022
47. Impact of Urbanization on Heavy Rainfall Events: A Case Study over the Megacity of Bengaluru, India: (Publications); ... on processes and mechanisms of rainfall including cloud processes is discussed. This study is based on high-resolution (2 km), time-ensemble simulation of one of the HREs that occurred on 27 May 2017 over ...; Created on 02 January 2022
48. Seasonal horizontal deformations obtained using GPS and GRACE data: case study of North-East India and Nepal Himalaya: (Publications); ... components were determined using daily observations from 36 GPS stations located in North-East India and Nepal Himalaya and Release-05 GRACE-based Global Geopotential Models (GGMs). The consistency between ...; Created on 02 January 2022
49. Insights from a Pan India Sero-Epidemiological survey (Phenome-India Cohort) for SARS-CoV2: (Publications); ... across the country piloted the pan country surveillance. 10427 adult individuals working in CSIR laboratories and their family members based on voluntary participation were assessed for antibody presence ...; Created on 02 January 2022
50. Data sequence signal manipulation in multipath TCP (MPTCP): The vulnerability, attack and its detection: (Publications); by V Anil Kumar and Debabrata Das Multipath Transmission Control Protocol (MPTCP) is an innovative next-generation transport protocol standardized by the Internet Engineering Task Force (IETF) to overcome ...; Created on 02 January 2022
51. Detecting aliasing and artifact free co-seismic and tsunamigenic ionospheric perturbations using GPS: (Publications); ... are characterized properly to distinguish them from the ones caused by other sources. The ionospheric perturbations are increasingly being obtained from Global Positioning System (GPS) based Total Electron ...; Created on 28 December 2021
52. CSIR institute gets AMD computing support for Covid-19 research: (CSIR-4PI in the news); CSIR Fourth Paradigm Institute, a Council of Scientific and Industrial Research body based in Bengaluru, will get high-performance technology contributions from the chip-maker AMD as part of the fight ...; Created on 27 December 2021
53. Water vapour characteristics and radiative effects at high-altitude Himalayan sites: (Publications); ... regional climate. A synergy of ground-based measurements from sun photometers, GPS (Global Positioning Systems) observations, radiosondes, along with satellite and reanalysis data was used to examine inter-annual ...; Created on 26 December 2021
54. Disclaimer: (Website); ... CSIR-4PI authorities/administrative sections. Webservices, CSIR-4PI will not be responsible for any decision or claim that is based on the basis of the displayed data. This disclaimer is valid for all ...; Created on 23 December 2021
55. Do seasonal forecasts of Indian summer monsoon rainfall show better skill with February initial conditions?: (Publications); ... highest only based on correlation between observed and predicted year-to-year variation of ISMR, whereas other skill scores indicate highest skill for late-April/early-May ICs having shorter yet useful ...; Created on 23 December 2021

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