Zobrazeno 1 - 10
of 168
pro vyhledávání: '"R S, Raghavan"'
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 59:418-433
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::953949f14f6353a584aa53f1fe957ee0
https://doi.org/10.1109/taes.2022.3190825
https://doi.org/10.1109/taes.2022.3190825
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. :1-5
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f897b4c89b5adf80c35b42283b60daee
https://doi.org/10.1109/taes.2023.3280154
https://doi.org/10.1109/taes.2023.3280154
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Signal Processing. 68:2574-2585
This paper considers the problem of detecting a signal that belongs to an unknown one dimensional subspace of $\mathbb {C}^{N \times 1}$ in additive interference-plus-noise whose covariance matrix is unknown. The interference-plus-noise is assumed to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::29c81382f87405cdd21651bc6fb45814
https://doi.org/10.1109/tsp.2020.2985330
https://doi.org/10.1109/tsp.2020.2985330
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Signal Processing. 67:4624-4635
In this paper, an approach for the adaptive detection of a hypothesized signal in unknown multivariate Gaussian interference-plus-noise is considered under conditions where the set of signal space eigenvalues of the interference-plus-noise covariance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::17c58f91dff547486893b0e47ff2c24d
https://doi.org/10.1109/tsp.2019.2929942
https://doi.org/10.1109/tsp.2019.2929942
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Signal Processing. 67:83-96
Adaptive signal detection algorithms in unknown interference are generally formulated under the assumption that training sets are available for the estimation of the test cell interference characteristics. A significant problem occurs in applications
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c80e33483bb4779bcfd9dafc07ba02dd
https://doi.org/10.1109/tsp.2018.2878547
https://doi.org/10.1109/tsp.2018.2878547
Publikováno v:
IEEE Signal Processing Letters. 25:833-837
Radar transmit signal design is a critical factor for the radar performance. In this paper, we investigate the problem of radar signal waveform design under the small signal power conditions for detecting a doubly spread target, whose impulse respons
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0db5746d5237439f6188eaf0901ba535
https://doi.org/10.1109/lsp.2018.2829660
https://doi.org/10.1109/lsp.2018.2829660
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 54:978-991
The construction of a virtual array response is integral to the process of target detection for coherent airborne multiple input multiple output (MIMO) radars. Multiple scatterers on a target with complex scattering characteristics have an impact on
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a6fd85181e836fb65f3d208443ee1b41
https://doi.org/10.1109/taes.2017.2772998
https://doi.org/10.1109/taes.2017.2772998
Autor:
R. S. Raghavan
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 53:619-629
In this paper, an approach for the design and analysis of coherent constant false alarm rate (CFAR) detectors in clutter and interference with a Kronecker covariance structure is described. In a two-dimensional example considered, the interference-pl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8547bd7ed563cb51ec0c9997305f0cbc
https://doi.org/10.1109/taes.2017.2651599
https://doi.org/10.1109/taes.2017.2651599
Publikováno v:
IEEE Signal Processing Letters. 24:274-278
In this letter, we address the problem of designing the optimal radar waveform for the detection of an extended target in a colored noise environment. The locally most powerful detector and the corresponding optimal waveform based on maximizing the d
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::56dcd4606ff9a5a68ccd608316f471e3
https://doi.org/10.1109/lsp.2017.2655879
https://doi.org/10.1109/lsp.2017.2655879
Autor:
R. S. Raghavan
Publikováno v:
ACSSC
Interference cancelation in the adaptive radar detection context typically relies on training samples to estimate the covariance matrix of interference and noise in the test vector. Adaptive detection algorithms are generally developed under the assu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e51646ce7429de9795cc8163b2a593c8
https://doi.org/10.1109/acssc.2018.8645092
https://doi.org/10.1109/acssc.2018.8645092