Closed-Form Solution of TDOA-Based Geolocation and Tracking: A Recursive Weighted Least Square Approach
Sign Up to like & getrecommendations! Published in 2017 at "Wireless Personal Communications"
DOI: 10.1007/s11277-016-3785-8
Abstract: The location determination technique using time difference of arrival (TDOA) measurements has been widely used in the military and observation industry. The accuracy of geolocation estimation is a very significant problem because measurement data are… read more here.
Keywords: location; weighted least; least square; recursive weighted ... See more keywords
A study on avoiding joint limits for inverse kinematics of redundant manipulators using improved clamping weighted least-norm method
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-018-0240-7
Abstract: A general method is presented for the inverse kinematics resolution of redundant manipulators with joint limits. The success of avoiding joint angular position limits of the original clamping weighted least-norm method is ascribable to the… read more here.
Keywords: weighted least; clamping weighted; joint angular; avoiding joint ... See more keywords
Optimality of the maximum likelihood estimator in astrometry
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201732537
Abstract: The problem of astrometry is revisited from the perspective of analyzing the attainability of well-known performance limits (the Cramer-Rao bound) for the estimation of the relative position of light-emitting (usually point-like) sources on a CCD-like… read more here.
Keywords: weighted least; estimator; maximum likelihood; likelihood estimator ... See more keywords
Robust Weighted Least Squares Method for TOA-Based Localization Under Mixed LOS/NLOS Conditions
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DOI: 10.1109/lcomm.2017.2725274
Abstract: In this letter, the time-of-arrival-based localization problem under mixed line-of-sight/non-line-of-sight conditions is addressed. Based on the a priori information of known path status, we propose a new robust weighted least squares (RWLS) method to improve… read more here.
Keywords: weighted least; least squares; based localization; robust weighted ... See more keywords
Luminance Learning for Remotely Sensed Image Enhancement Guided by Weighted Least Squares
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3093935
Abstract: Low/high or uneven luminance results in low contrast of remotely sensed images (RSIs), which makes it challenging to analyze their contents. In order to improve the contrast and preserving fine weak details of RSIs, this… read more here.
Keywords: layer; enhancement; weighted least; remotely sensed ... See more keywords
Audio Soft Declipping Based on Constrained Weighted Least Squares
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DOI: 10.1109/lsp.2017.2727964
Abstract: This letter presents a novel approach to blind recovery of audio signals that have been distorted by a memoryless, invertible, and smooth nonlinear function. We introduce a cost function consisting of a weighted sum of… read more here.
Keywords: constrained weighted; based constrained; declipping based; weighted least ... See more keywords
An Analytical Solution for Weighted Least-Squares Beampattern Synthesis Using Adaptive Array Theory
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DOI: 10.1109/tap.2021.3069526
Abstract: The adaptive array theory has been successfully employed to the weighted least-squares (WLS)-based beampattern synthesis of arbitrary arrays for adjusting the weighting coefficients of WLS cost function, which enables flexible control of both mainlobe and… read more here.
Keywords: synthesis; weighted least; adaptive array; array theory ... See more keywords
Single-Tone Frequency Estimation by Weighted Least-Squares Interpolation of Fourier Coefficients
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2021.3120735
Abstract: Frequency estimation of a single complex exponential signal embedded in additive white Gaussian noise is a major topic of research in many engineering areas. This work presents further investigations on this problem with regards to… read more here.
Keywords: frequency; weighted least; single tone; estimation ... See more keywords
Achieving Reliable Intervehicle Positioning Based on Redheffer Weighted Least Squares Model Under Multi-GNSS Outages.
Sign Up to like & getrecommendations! Published in 2021 at "IEEE transactions on cybernetics"
DOI: 10.1109/tcyb.2021.3100080
Abstract: Achieving reliable intervehicle positioning is one of the most fundamental elements for many vehicular applications, including collision avoidance and autonomous driving. Vehicle position is generally provided by a global navigation satellite system (GNSS), which unfortunately… read more here.
Keywords: weighted least; intervehicle positioning; gnss; gnss pseudorange ... See more keywords
Intuitionistic Fuzzy Weighted Least Squares Twin SVMs.
Sign Up to like & getrecommendations! Published in 2022 at "IEEE transactions on cybernetics"
DOI: 10.1109/tcyb.2022.3165879
Abstract: Fuzzy membership is an effective approach used in twin support vector machines (SVMs) to reduce the effect of noise and outliers in classification problems. Fuzzy twin SVMs (TWSVMs) assign membership weights to reduce the effect… read more here.
Keywords: intuitionistic fuzzy; fuzzy weighted; weighted least; fuzzy ... See more keywords
Iterative Constrained Weighted Least Squares Source Localization Using TDOA and FDOA Measurements
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2017.2703667
Abstract: This paper investigates the constrained weighted least squares (CWLS) source localization problem by using time difference of arrival and frequency difference of arrival measurements. The problem can be formulated as a quadratic programming with two… read more here.
Keywords: constrained weighted; weighted least; least squares; source localization ... See more keywords