Results 31 to 40 of about 8,240,365 (341)

Robust Localization Based on Mixed-Norm Minimization Criterion

open access: yesIEEE Access, 2022
This paper presents robust positioning methods that use range measurements to estimate location parameters. The existing maximum correntropy criterion-based localization algorithm uses only the $l_{2}$ norm minimization.
Chee-Hyun Park, Joon-Hyuk Chang
doaj   +1 more source

A theory of multirate filter banks [PDF]

open access: yesIEEE Transactions on Acoustics, Speech, and Signal Processing, 1987
Multirate filter banks produce multiple output signals by filtering and subsampling a single input signal, or conversely, generate a single output by upsampling and interpolating multiple inputs. Two of their main applications are subband coders for speech processing and transmultiplexers for telecommunications. Below, we derive a theoretical framework
openaire   +1 more source

Robust INS/GPS sensor fusion for UAV localization using SDRE nonlinear filtering [PDF]

open access: yes, 2009
For publication in IEEE Sensors JournalThe aim of this paper is to present a new INS/GPS sensor fusion scheme, based on State-Dependent Riccati Equation (SDRE) nonlinear filtering, for Unmanned Aerial Vehicle (UAV) localization problem.
Aouf, Nabil, Aouf, N., Nemra, A.
core   +1 more source

Distributed Sampling of Signals Linked by Sparse Filtering: Theory and Applications

open access: yesIEEE Transactions on Signal Processing, 2010
We study the distributed sampling and centralized reconstruction of two correlated signals, modeled as the input and output of an unknown sparse filtering operation.
A. Hormati   +3 more
semanticscholar   +1 more source

Multi-target tracking of birds in complex low-altitude airspace based on GM_PHD filter

open access: yesThe Journal of Engineering, 2019
GM_PHD (Gaussian mixture of probability hypothesis density) cannot completely track multiple targets, such as the flying birds in the complex low-altitude airspace near the airport, due to the lack of the steps of birth detection, track extraction and ...
Tao Hong   +4 more
doaj   +1 more source

Robust H infty filtering for uncertain differential linear repetitive processes

open access: yes, 2008
The unique characteristic of a repetitive process is a series of sweeps or passes through a set of dynamics defined over a finite duration known as the pass length.
Rogers, E   +4 more
core   +1 more source

High-Noise Grayscale Image Denoising Using an Improved Median Filter for the Adaptive Selection of a Threshold

open access: yesApplied Sciences
Grayscale image processing is a key research area in the field of computer vision and image analysis, where image quality and visualization effects may be seriously damaged by high-density salt and pepper noise.
Ning Cao, Yupu Liu
doaj   +1 more source

Adaptive cardinality balanced multi-target multi-Bernoulli filter based on cubature Kalman

open access: yesThe Journal of Engineering, 2019
The sequential Monte Carlo cardinality balanced multi-Bernoulli (SMC-CBMeMBer) filter provides a good framework to cope with the multi-target tracking problem.
Haihuan Wang, Xiaoyong Lyu, Long Ma
doaj   +1 more source

Low sidelobe waveform design with constant modulus constraint for high-frequency radar

open access: yesThe Journal of Engineering, 2019
This article designs waveform in fast-time domain to optimise high-frequency radar performances embedded in the co-channel interference and coloured noise.
Shengnan Shi   +4 more
doaj   +1 more source

Labelled GM-CBMEMBER filter with adaptive track initiation

open access: yesThe Journal of Engineering, 2019
The initial Gaussian mixture cardinality balanced multi-target multi-Bernoulli (GM-CBMeMBer) filter does not provide track information and assumes that the target birth intensity is known as a priori, but in reality the target may appear anywhere in the ...
Hemin Sun   +4 more
doaj   +1 more source

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