A message passing based iterative algorithm for robust TOA positioning in impulsive noise

W Xiong, C Schindelhauer, HC So… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this contribution, we explore further possibilities for statistical robustification of the
traditional-space based time-of-arrival location estimator under impulsive noise conditions …

Robust Target Localization in 2D: A Value-at-Risk Approach

J Domingos, J Xavier - IEEE Transactions on Signal Processing, 2024 - ieeexplore.ieee.org
This paper considers the problem of locating a target in 2D from range measurements
containing outliers. Assuming the number of outliers is known, we formulate the problem of …

Convex relaxation approaches to robust RSS-TOA based source localization in NLOS environments

W Xiong, S Mohanty, C Schindelhauer… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
For handling unreliable datasets contaminated by the non-line-of-sight (NLOS) bias errors,
this correspondence statistically robustifies the traditional least squares type hybrid received …

A low-complexity iterative message passing algorithm for robust RSS-TOA IoT localization

W Xiong, S Mohanty… - IEEE Internet of Things …, 2023 - ieeexplore.ieee.org
This contribution considers the problem of robust target localization using the possibly
unreliable hybrid received signal strength and time-of-arrival measurements, in the Internet …

STRONG: Synchronous and asynchronous robust network localization, under non-Gaussian noise

C Soares, J Gomes - Signal Processing, 2021 - Elsevier
Real-world network applications must cope with failing nodes, malicious attacks, or nodes
facing corrupted data—data classified as outliers. Our work addresses these concerns in the …

[HTML][HTML] Robust time-of-arrival localization via ADMM

W Xiong, C Schindelhauer, HC So - Journal of the Franklin Institute, 2024 - Elsevier
This article considers the problem of source localization (SL) using possibly unreliable time-
of-arrival (TOA) based range measurements. Adopting the strategy of statistical …

Feature extraction and pattern recognition of gas pipeline flow noise signals in a strong noisy background

E Liu, C Lu, Z Wen, T Hao, X Lu, L Wang - PeerJ Computer Science, 2024 - peerj.com
The purpose of this study is to put forward a feature extraction and pattern recognition
method for the flow noise signal of natural gas pipelines in view of the complex situation …

Accelerated identification algorithms for exponential nonlinear models: two-stage method and particle swarm optimization method

Y Pu, Y Rong, J Chen, Y Mao - Circuits, Systems, and Signal Processing, 2022 - Springer
The traditional least squares (LS) and gradient descent (GD) algorithms can estimate the
parameters of the regression models. They can be inefficient when the models have …

Robust localization with bounded noise: Creating a superset of the possible target positions via linear-fractional representations

J Domingos, C Soares, J Xavier - IEEE Transactions on Signal …, 2022 - ieeexplore.ieee.org
Locating a target is key in many applications, namely in high-stakes real-world scenarios,
like detecting humans or obstacles in vehicular networks. In scenarios where precise …

[HTML][HTML] Maximum likelihood localization of a network of moving agents from ranges, bearings and velocity measurements

F Valdeira, C Soares, J Gomes - Signal Processing, 2024 - Elsevier
Localization is a fundamental enabler technology for many applications, like vehicular
networks, IoT, and even medicine. While Global Navigation Satellite Systems solutions offer …