المؤلفون: Veera Kumar Maheswaran, Yuichi Otsuka, James A. Baskaradas, Venkata Ratnam Devanaboyina, Sriram Subramanian, Atsuki Shinbori, Takuya Sori, Michi Nishioka, Septi Perwitasari

المصدر: Earth, Planets and Space, Vol 76, Iss 1, Pp 1-9 (2024)

مصطلحات موضوعية: TEC, MSTID, Sporadic E layer, Electrodynamical coupling, Solar activity, Geography. Anthropology. Recreation, Geodesy, QB275-343, Geology, QE1-996.5

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1880-5981

URL الوصول: https://doaj.org/article/5eca7db2494a4036b22b4cfb80506b29

المؤلفون: Yury V. Yasyukevich, Baocheng Zhang, Venkata Ratnam Devanaboyina

المصدر: Sensors, Vol 24, Iss 4, p 1200 (2024)

مصطلحات موضوعية: n/a, Chemical technology, TP1-1185

وصف الملف: electronic resource

Relation: https://www.mdpi.com/1424-8220/24/4/1200; https://doaj.org/toc/1424-8220

URL الوصول: https://doaj.org/article/8221bea33c5a4990b3310247007c2990

المؤلفون: Kanaka Durga Reddybattula, Likhita Sai Nelapudi, Mefe Moses, Venkata Ratnam Devanaboyina, Masood Ashraf Ali, Punyawi Jamjareegulgarn, Sampad Kumar Panda

المصدر: Universe, Vol 8, Iss 11, p 562 (2022)

مصطلحات موضوعية: long short-term memory, deep learning, forecasting, total electron content global positioning system, international reference ionosphere model, Elementary particle physics, QC793-793.5

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2218-1997/8/11/562; https://doaj.org/toc/2218-1997

URL الوصول: https://doaj.org/article/fb6e0751cf7b4f3fa7cfac87144aeecf

المؤلفون: Ram Kumar Vankadara, Sampad Kumar Panda, Christine Amory-Mazaudier, Rolland Fleury, Venkata Ratnam Devanaboyina, Tarun Kumar Pant, Punyawi Jamjareegulgarn, Mohd Anul Haq, Daniel Okoh, Gopi Krishna Seemala

المصدر: Remote Sensing, Vol 14, Iss 3, p 652 (2022)

مصطلحات موضوعية: space weather, storm-time electric currents, magnetometer, global navigation satellite system, rate of change of TEC index, ionospheric irregularity, Science

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2072-4292/14/3/652; https://doaj.org/toc/2072-4292

URL الوصول: https://doaj.org/article/77be26b7ee214e88949f6c507af00860

المؤلفون: Sivakrishna, Kondaveeti, Venkata Ratnam, Devanaboyina, Sivavaraprasad, Gampala

المساهمون: Science and Engineering Research Board, Government of India, Department of Science and Technology, New Delhi, India

المصدر: IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing ; volume 15, page 4531-4543 ; ISSN 1939-1404 2151-1535

الاتاحة: http://dx.doi.org/10.1109/jstars.2022.3180940
http://xplorestaging.ieee.org/ielx7/4609443/9656571/09789727.pdf?arnumber=9789727

المؤلفون: Sivakrishna, Kondaveeti¹ (AUTHOR), Venkata Ratnam, Devanaboyina¹ (AUTHOR) dvratnam@kluniversity.in

المصدر: Journal of Applied Geodesy. Apr2024, Vol. 18 Issue 2, p321-334. 14p.

مصطلحات موضوعية: *GPS receivers, *GLOBAL Positioning System, *PHASE coding, *TIME management

المؤلفون: Swamy KCT, Venkata Ratnam Devanaboyina, Towseef Ahmed Shaik

المصدر: International Journal of Satellite Communications and Networking. 40:294-304

مصطلحات موضوعية: Media Technology, Electrical and Electronic Engineering

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3d6f44ffac69d48da7b945d334d3170d
https://doi.org/10.1002/sat.1441

المؤلفون: Shaik Shafi, VENKATA RATNAM DEVANABOYINA

المصدر: Peer-to-Peer Networking and Applications. 15:576-591

مصطلحات موضوعية: Computer Networks and Communications, Software

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::d8f040b55fcec43d4e3da68f46c20b25
https://doi.org/10.1007/s12083-021-01272-6

المؤلفون: Venkata Ratnam, Tanneeru Venkateswara Rao, VENKATA RATNAM DEVANABOYINA

المصدر: IEEE Access. 10:22161-22168

مصطلحات موضوعية: General Computer Science, General Engineering, General Materials Science, Electrical and Electronic Engineering

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::ec35e13044a60d6b7bb3bab1687b7b04
https://doi.org/10.1109/access.2022.3153470

المؤلفون: Abhijit Dey, Manhal Rahman, Venkata Ratnam, VENKATA RATNAM DEVANABOYINA, Nitin Sharma

المصدر: IEEE Geoscience and Remote Sensing Letters. 19:1-5

مصطلحات موضوعية: Scintillation, Artificial neural network, business.industry, Computer science, Decision tree, Confusion matrix, Pattern recognition, Geotechnical Engineering and Engineering Geology, Physics::Geophysics, Support vector machine, GNSS applications, Physics::Space Physics, Global Positioning System, Artificial intelligence, Electrical and Electronic Engineering, business, F1 score

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::74a5f4c58fa23aaf6649698da248ad3d
https://doi.org/10.1109/lgrs.2021.3091700

المؤلفون: Jean de Dieu NIBIGIRA, Venkata Ratnam, VENKATA RATNAM DEVANABOYINA, Sivavaraprasad Gampala

المصدر: Acta Geophysica. 69:1509-1527

مصطلحات موضوعية: Geophysics, Earth's magnetic field, TEC, Northern Hemisphere, Environmental science, Solstice, Equinox, Solar cycle 24, Atmospheric sciences, Southern Hemisphere, Solar cycle

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::949b8c928181676c91f5e163efe5f1e3
https://doi.org/10.1007/s11600-021-00618-1

المؤلفون: de Dieu Nibigira Jean, VENKATA RATNAM DEVANABOYINA, sivakrishna kondaveeti

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::37d178688b6e68e8fb654edb8d36be27
https://doi.org/10.21203/rs.3.rs-1695991/v1

المؤلفون: VENKATA RATNAM DEVANABOYINA, NAGESWARA RAO KOTA

المصدر: AIMS Electronics and Electrical Engineering, Vol 5, Iss 4, Pp 334-341 (2021)

مصطلحات موضوعية: bi-lstm, Control and Systems Engineering, channel estimation, deep learning, Electrical engineering. Electronics. Nuclear engineering, Electrical and Electronic Engineering, lstm, ofdm, TK1-9971, Computer Science Applications

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff5f7b99d47c665542b03d6290df38ad
https://doi.org/10.3934/electreng.2021017

المؤلفون: Venkata Ratnam, VENKATA RATNAM DEVANABOYINA, Sivakrishna Kondaveeti

المصدر: Geodesy and Geodynamics, Vol 11, Iss 2, Pp 97-105 (2020)

مصطلحات موضوعية: lcsh:QB275-343, 010504 meteorology & atmospheric sciences, Total electron content, Computer science, business.industry, TEC, lcsh:Geodesy, lcsh:QC801-809, Pseudorange, Satellite system, Space weather, 010502 geochemistry & geophysics, 01 natural sciences, lcsh:Geophysics. Cosmic physics, Geophysics, GNSS applications, Global Positioning System, Satellite, Computers in Earth Sciences, business, 0105 earth and related environmental sciences, Earth-Surface Processes, Remote sensing

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6ac85b2a11f346368d80852700052402
http://www.sciencedirect.com/science/article/pii/S1674984719300837

المؤلفون: Ram Kumar Vankadara, Venkata Ratnam Devanaboyina, Sampad Kumar Panda

المصدر: 2022 IEEE 11th International Conference on Communication Systems and Network Technologies (CSNT).

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::abe9d18821cf4ec0cd32091fc6ce3d6f
https://doi.org/10.1109/csnt54456.2022.9787613

المؤلفون: Venkata Ratnam, VENKATA RATNAM DEVANABOYINA, Miriyala Sridhar, Swapna Raghunath, J R K KUMAR Dabbakuti

المصدر: Acta Geodaetica et Geophysica. 55:223-235

مصطلحات موضوعية: Total electron content, TEC, Anomaly (natural sciences), Detector, Geology, Building and Construction, 010502 geochemistry & geophysics, 01 natural sciences, Geophysics, GNSS applications, Climatology, Solstice, Anomaly detection, Ionosphere, 0105 earth and related environmental sciences

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::d4af20a7ced0615423aa957dc7baf06b
https://doi.org/10.1007/s40328-020-00290-9

المؤلفون: Venkata Ratnam, Babu sree Harsha, VENKATA RATNAM DEVANABOYINA

المصدر: IEEE Access, Vol 8, Pp 57879-57890 (2020)

مصطلحات موضوعية: 010504 meteorology & atmospheric sciences, General Computer Science, Meteorology, Nowcasting, GAGAN, TEC, Forecast skill, 01 natural sciences, EIA, Data assimilation, 0103 physical sciences, General Materials Science, Ionosphere, 010303 astronomy & astrophysics, data assimilation, 0105 earth and related environmental sciences, Geomagnetic storm, Total electron content, business.industry, General Engineering, Gauss-Markov Kalman filter, Storm, Global Positioning System, Environmental science, lcsh:Electrical engineering. Electronics. Nuclear engineering, business, lcsh:TK1-9971

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f8bbc7b25b24f3f2621f0fb1aaf4c9d6
https://ieeexplore.ieee.org/document/9044338/

المؤلفون: Venkata Ratnam, Shaik Shafi, VENKATA RATNAM DEVANABOYINA

المصدر: Wireless Personal Communications. 107:2173-2190

مصطلحات موضوعية: Vehicular ad hoc network, Dynamic network analysis, Multimedia, computer.internet_protocol, Network packet, Computer science, Reliability (computer networking), ComputerSystemsOrganization_COMPUTER-COMMUNICATIONNETWORKS, 020206 networking & telecommunications, Throughput, 02 engineering and technology, Energy consumption, computer.software_genre, On Demand Routing, Computer Science Applications, 0202 electrical engineering, electronic engineering, information engineering, 020201 artificial intelligence & image processing, Electrical and Electronic Engineering, Routing (electronic design automation), Cluster analysis, computer, Dissemination

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b2ed5698cd275a734c124c56824b5e76
https://doi.org/10.1007/s11277-019-06377-z

المؤلفون: Jyothirmai. Vigrahala, Venkata Ratnam Devanaboyina, N V K Ramesh, B. Naresh Kumar Reddy

المصدر: 2021 10th IEEE International Conference on Communication Systems and Network Technologies (CSNT).

مصطلحات موضوعية: GNSS applications, Computer science, Inertial measurement unit, Arduino, Real-time computing, Navigation system, ComputerApplications_COMPUTERSINOTHERSYSTEMS, ComputerSystemsOrganization_SPECIAL-PURPOSEANDAPPLICATION-BASEDSYSTEMS, Satellite system, Kalman filter, Accelerometer, Inertial navigation system

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::413bc8dbc06c3b305439ff04744cc9db
https://doi.org/10.1109/csnt51715.2021.9509605

المؤلفون: P. R. Sinha, B. Suneel Kumar, D. K. Ojha, Babu Sree Harsha Pasumarthi, Venkata Ratnam Devanaboyina

المصدر: WiSEE

مصطلحات موضوعية: Geomagnetic storm, Earth's magnetic field, Data assimilation, Total electron content, Meteorology, TEC, Physics::Space Physics, Environmental science, Ionosphere, Ionosonde, Physics::Atmospheric and Oceanic Physics, International Reference Ionosphere, Physics::Geophysics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::85d849dabcf2f7a8dba12b97abc089c8
https://doi.org/10.1109/wisee44079.2020.9262646