Results 1 to 10 of about 499 (215)

The Geometry of Generalized Likelihood Ratio Test

open access: yesEntropy, 2022
The generalized likelihood ratio test (GLRT) for composite hypothesis testing problems is studied from a geometric perspective. An information-geometrical interpretation of the GLRT is proposed based on the geometry of curved exponential families.
Yongqiang Cheng   +2 more
doaj   +4 more sources

Population status, habitat occupancy and conservation threats to Mugger crocodile (Crocodylus palustris) in Ghodaghodi lake complex, Nepal

open access: yesGlobal Ecology and Conservation, 2022
Mugger crocodile is a keystone species of slow flowing fresh water ecosystem. Few studies regarding status and distribution of Vulnerable Mugger have been conducted in Nepal. However, studies on ecology and other aspects of the species are limited.
Saurav Lamichhane   +6 more
doaj   +1 more source

Modified Generalized Likelihood Ratio Test Detection Based on a Symmetrically Spaced Linear Array in Partially Homogeneous Environments

open access: yesLeida xuebao, 2021
To address the problem of detecting point-like targets in a partially homogeneous Gaussian cluttered environment, we developed a modified Generalized Likelihood Ratio Test (GLRT) detection method based on a symmetrically spaced linear array that relies ...
Linjie YAN   +4 more
doaj   +1 more source

Evaluating the Goodness of Fit of Generalized Nakagami Distribution

open access: yesCumhuriyet Science Journal, 2023
The Generalized Nakagami distribution is a popular distribution in wireless communication. This distribution includes the Nakagami distribution as a special case.
Deniz Özonur
doaj   +1 more source

Segmentation Method for Ship-Radiated Noise Using the Generalized Likelihood Ratio Test on an Ordinal Pattern Distribution

open access: yesEntropy, 2020
Due to the diversity of ship-radiated noise (SRN), audio segmentation is an essential procedure in the ship statuses/categories identification. However, the existing segmentation methods are not suitable for the SRN because of the lack of prior knowledge.
Lei He   +3 more
doaj   +1 more source

Distributed Target Detection in Unknown Interference

open access: yesSensors, 2022
Interference can degrade the detection performance of a radar system. To overcome the difficulty of target detection in unknown interference, in this paper we model the interference belonging to a subspace orthogonal to the signal subspace.
Kaiming Xu, Yunkai Deng, Zhongjun Yu
doaj   +1 more source

Parameter Estimation and Hypothesis Testing of Geographically Weighted Multivariate Generalized Poisson Regression

open access: yesMathematics, 2020
We introduce a new multivariate regression model based on the generalized Poisson distribution, which we called geographically-weighted multivariate generalized Poisson regression (GWMGPR) model, and we present a maximum likelihood step-by-step procedure
Sarni Maniar Berliana   +3 more
doaj   +1 more source

Cancelable ECG Biometrics Using Compressive Sensing-Generalized Likelihood Ratio Test

open access: yesIEEE Access, 2019
Electrocardiogram (ECG) has been investigated as promising biometrics, but it cannot be canceled and re-used once compromised just like other biometrics.
Hanvit Kim, Se Young Chun
doaj   +1 more source

An Augmented Generalized Likelihood Ratio Test Detector for Signal Detection in Clutter and Noise

open access: yesIEEE Access, 2019
To deal with the problem of signal detection in correlated subspace, this paper presents an augmented generalized likelihood ratio test (AGLRT) detector.
Hui Tang, Li Chai, Xianrong Wan
doaj   +1 more source

Performance Improvement for SAR Tomography Based on Local Plane Model

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Multilook approaches have been applied in synthetic aperture radar (SAR) tomography (TomoSAR), for improving the density and regularity of persistent scatterers reconstructed from multipass SAR images in both rural and urban regions. Multilook operations
Wenkang Liu   +4 more
doaj   +1 more source

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