Results 51 to 60 of about 676,778 (198)

Bearing-only target localization with uncertainties in observer position [PDF]

open access: yes, 2010
In this paper, the bearing-only target localization problem when the observer positions are subject to error is investigated. In this problem, the angle of arrival of the transmitted signal between target and observer are used to estimate the target ...
Gholami, Mohammad Reza   +2 more
core   +1 more source

Estimating the Reliability Function of (2+1) Cascade Model

open access: yesمجلة بغداد للعلوم, 2019
This paper discusses reliability R of the (2+1) Cascade model of inverse Weibull distribution. Reliability is to be found when strength-stress distributed is inverse Weibull random variables with unknown scale parameter and known shape parameter.
Khaleel et al.
doaj   +1 more source

Estimation quality of a weighted least-square parameter estimation method based on binay observations [PDF]

open access: yes, 2010
International audienceIn this paper, we investigate the quality of a weighted leastsquare (WLS) parameter estimation method based on binary observations when only a finite number of samples are available.
Colinet, Eric   +2 more
core   +1 more source

Study on the Curvature Reducing Method of Non-linear Regression Model

open access: yesMATEC Web of Conferences, 2016
The method to reduce the non-linear strength (curvature)of non-linear regression model was studied in this paper. Firstly, the reference point of the non-linear strength was analyzed.
Wu Jin-mei   +4 more
doaj   +1 more source

A Threshold Regularization Method for Inverse Problems [PDF]

open access: yes, 2011
A number of regularization methods for discrete inverse problems consist in considering weighted versions of the usual least square solution. However, these so-called filter methods are generally restricted to monotonic transformations, e.g. the Tikhonov
Rochet, Paul
core   +3 more sources

Enhanced hybrid positioning in wireless networks II: AoA-RSS [PDF]

open access: yes, 2014
In order to achieve higher location estimation accuracy through utilizing all the available information, in this paper we propose a hybrid localization system. We use the angle of arrival (AoA) measurement with the inherent received signal strength (RSS)
Kemp, AH, Khan, MW, Salman, N
core   +1 more source

Fast bilateral weighted least square for the detail enhancement of COVID-19 chest X-rays

open access: yesDigital Health, 2023
Background X-ray is an effective measure in the diagnosis of coronavirus disease 2019. However, it suffers from low visibility and poor details. A plausible solution is to decompose the captured images and enhance the details.
Wenyan Bian, Yang Yang
doaj   +1 more source

Development of a computer software for the monitoring of subsidence [PDF]

open access: yes, 2004
A computer software has been developed at the Faculty of Geoinformation Science and Engineering, UTM for the purpose of detecting subsidence of ground surface or manmade structure by using Visual Basic 6.0 and FORTRAN computer languages.
Othman, Rusli, Setan, Halim
core  

PEMODELAN PERSENTASE BALITA GIZI BURUK DI JAWA TENGAH DENGAN PENDEKATAN GEOGRAPHICALLY WEIGHTED REGRESSION PRINCIPAL COMPONENTS ANALYSIS (GWRPCA) [PDF]

open access: yes, 2015
Geographically Weighted Regression Principal Components Analysis (GWRPCA) is a combination of method of Principal Components Analysis (PCA) and Geographically Weighted Regression (GWR).
PRATNYANINGRUM, NOVIKA
core  

Item factor analysis with target rotation for the one hundred and twenty items of the Yatabe Guilford Personality Inventory [PDF]

open access: yes, 2020
The Yatabe Guilford Personality Inventory was developed for measuring the twelve traits of personality (Tsujioka, 1957). Although ten items for each trait were selected using the item analysis method (item-total correlation), some researchers have ...
Shimizu Kazuaki   +3 more
core   +1 more source

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