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When Is The Generalized Likelihood Ratio Test Optimal? [PDF]

open access: yesProceedings. 1991 IEEE International Symposium on Information Theory, 1992
Summary: The generalized likelihood ratio test (GLRT), which is commonly used in composite hypothesis testing problems, is investigated. Conditions for asymptotic optimality of the GLRT in the Neyman-Pearson sense are studied and discussed. First, a general necessary and sufficient condition is established, and then based on this, a sufficient ...
Ofer Zeitouni, Jacob Ziv, Neri Merhav
openaire   +2 more sources

Generalized Likelihood Ratio Test for Adversarially Robust Hypothesis Testing

open access: yesIEEE Transactions on Signal Processing, 2022
Machine learning models are known to be susceptible to adversarial attacks which can cause misclassification by introducing small but well designed perturbations. In this paper, we consider a classical hypothesis testing problem in order to develop fundamental insight into defending against such adversarial perturbations.
Bhagyashree Puranik   +2 more
openaire   +3 more sources

Eliminating the Initial State for the Generalized Likelihood Ratio Test [PDF]

open access: yesIFAC Proceedings Volumes, 2006
Abstract Fault detection based on comparing a batch of data with a model of the system using the generalized likelihood ratio test is considered. Careful treatment of the initial state of the model is quite important, in particular for short batch sizes. There are two standard approaches to this problem.
David Törnqvist, Fredrik Gustafsson
openaire   +1 more source

Nonparametric Iterated-Logarithm Extensions of the Sequential Generalized Likelihood Ratio Test [PDF]

open access: yesIEEE Journal on Selected Areas in Information Theory, 2021
53 pages, 8 ...
Jaehyeok Shin   +2 more
openaire   +3 more sources

A Novel Ship Detector Based on the Generalized-Likelihood Ratio Test for SAR Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2017
Ship detection with synthetic aperture radar (SAR) images, acquired at different working frequencies, is presented in this paper where a novel technique is proposed based on the generalized-likelihood ratio test (GLRT).
Pasquale Iervolino, Raffaella Guida
doaj   +1 more source

Generalized Correlation Coefficient Based on Log Likelihood Ratio Test Statistic

open access: yesMATEC Web of Conferences, 2016
In this paper, I point out that both Joe’s and Ding’s strength statistics can only be used for testing the pair-wise independence, and I propose a novel G-square based strength statistic, called Liu’s generalized correlation coefficient, it can be used ...
Liu Hsiang-Chuan
doaj   +1 more source

Detection of Interference Constraint Violation Based on Heterogeneous Data Fusion in Satellite-Earth Integrated Networks

open access: yesIEEE Access, 2020
In the downlink scenario of satellite-earth integrated networks, the secondary systems ought to share spectrum resources with no extra interference on the primary system under the premise of interference constraints. However, due to various factors, e.g.,
Ning Yang   +4 more
doaj   +1 more source

Extended GLRT Detection of Moving Targets for Multichannel SAR Based on Generalized Steering Vector

open access: yesSensors, 2021
A generalized likelihood ratio test (GLRT) with the constant false alarm rate (CFAR) property was recently developed for adaptive detection of moving targets in focusing synthetic aperture radar (SAR) images.
Chong Song   +3 more
doaj   +1 more source

Super-Resolved Multiple Scatterers Detection in SAR Tomography Based on Compressive Sensing Generalized Likelihood Ratio Test (CS-GLRT)

open access: yesRemote Sensing, 2019
The application of SAR tomography (TomoSAR) on the urban infrastructure and other man-made buildings has gained increasing popularity with the development of modern high-resolution spaceborne satellites.
Hui Luo   +5 more
doaj   +1 more source

Application of a generalized likelihood ratio test statistic to MAGIC data [PDF]

open access: yesAIP Conference Proceedings, 2012
4 pages, 2 figures. Published in Proc.
S. Klepser   +3 more
openaire   +3 more sources

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