... DGA. **clutter** returns are modeled as z k = √ τ k g k where g k is a Gaus- sian vector with **covariance** **matrix** R and τ k is a positive random variable, independent of g k ...proposed **in** the ...

5

... embedded **in** colored noise modeled **in** terms of a com- pound-**Gaussian** ...The **covariance** matrices of the primary and the secondary data share a common structure while having different power ...A ...

7

... the **covariance** **matrix** of a primary vector from heterogeneous samples and some prior **knowledge** is addressed, under the framework of **knowledge**-**aided** space-time adaptive processing ...a ...

18

... 1. **in** [14], [15] **in** a rather different framework. Indeed, **in** [14] and [15], a beamformer is designed under the quadratic constraint that the output power corresponding to the a priori **clutter** ...

4

... data **matrix** versus CNR. ν = 0.2. IV. CONCLUSION AND DISCUSSION **In** this paper, we investigated lower bounds for estimating the parameters of a mixture of a low-rank **compound**-**Gaussian** process ...

11

... encountered **in** different problems, see, ...for **covariance** **matrix** **estimation** with **compound**-**Gaussian** **clutter**, and ends up with a similar implicit ...mentioned **in** ...

12

... ONCLUSION **In** this paper, we have dealt with adaptive detection of dis- tributed targets embedded **in** colored noise modeled **in** terms of a **compound**-**Gaussian** process and without assuming ...

12

... le **clutter** est généralement de puissances ...du **clutter** et pour décrire les variations statistiques du **clutter** de mer, il est nécessaire d’utiliser un modèle non Gaussien tel que lognormal, Weibull, ...

62

... the **covariance** matrices is a manifold, that is not a vector space with the usual additive ...two **covariance** matrices, we need to apply a Riemannian met- ric **in** order to use the **covariance** ...

9

... e.g., **in** HF direction finding applica- tions, external noise is dominated by lightning strikes and being practically white for linear uniform arrays is strongly non- ...Also, **in** radar applications, the main ...

11

... lies **in** the comparative advantage of exploiting a particular **covariance** **matrix** distance **in** spe- cific ...obvious **in** our proofs and also deserves more ...

7

... le **clutter** est habituellement modélisé par une distribution de Rayleigh (L’intensité du **clutter** étant le carré de l’amplitude, elle est donc modélisée par une distribution Exponentielle) ...du ...

59

... for **estimation**, it subsequently improves the **estimation** of the smoothness ...shown **in** [ZZ06] that the optimal samplings, for maximizing the log of the determinant of the Fisher information ...

254

... HAL Id: hal-00906934 https://hal.archives-ouvertes.fr/hal-00906934 Preprint submitted on 20 Nov 2013 HAL is a multi-disciplinary open access archive for the deposit and dissemination of sci- entific research documents, ...

48

... occurs **in** many real-world ...used **in** EGO is a **Gaussian** process (GP) conditional on data ...GP **covariance** function (or kernel), which is taken as a parameterized ...function. **In** this ...

10

... with **Gaussian** weakly dependent data and, **in** a more general setting, Ghosal and Van der Vaart ...(2006). **In** this paper we study the asymptotic properties of the posterior distributions for ...

51

... technique **in** machine ...cost **in** terms of memory and complexity when the vectors become numerous and/or high- ...vectors **in** a lower-dimensional ...moments **in** one pass over the ...tool **in** ...

2

... target **in** ground **clutter**, using a long integration ...ground **clutter** can be modeled as a known **in**- terference subspace **in** the Doppler domain depending on its radial and orthoradial ...

5

... L’estimation de la fonction de **covariance** est fortement liée à l’estimation de la densité spectrale du processus. C’est pourquoi au Chapitre 2 nous étudions le problème de l’es- timation nonparamétrique de la ...

167

... **In** computer vision, outdoor lighting poses additional problems. **In** fact, Kurita et al. [7] devised the flight plan for experiments to optimize lighting conditions to study static load deformations on a ...

11