Nonlinear parameter of heart rate variability can diagnose early cardiac autonomic neuropathy
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Arrhythmia"
DOI: 10.1002/joa3.12328
Abstract: This is a case of a 63‐year‐old female presenting with diabetes mellitus, hypertension, hypothyroidism, and postmenopausal osteoporosis with findings showing abnormal AFT with reduced heart rate variability (HRV) and multiple lobed Poincaré plot, pointing to… read more here.
Keywords: nonlinear parameter; heart rate; rate variability;
Robust model predictive control for nonlinear parameter varying systems without computational delay
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Robust and Nonlinear Control"
DOI: 10.1002/rnc.5235
Abstract: This article proposes a one‐step ahead robust model predictive control (MPC) for discrete‐time Lipschitz nonlinear parameter varying (NLPV) systems subject to disturbances. Within the proposed design framework, the optimization that generates the MPC policy to… read more here.
Keywords: model predictive; predictive control; robust model; parameter varying ... See more keywords
Assessment of thermal degradation by cumulative variation of ultrasonic nonlinear parameter
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Precision Engineering and Manufacturing"
DOI: 10.1007/s12541-017-0003-x
Abstract: The ultrasonic nonlinear parameter β has been studied for the evaluation of material degradation. However, there is a limit to the assessment of degradation induced by thermal aging in aluminum alloy because the nonlinear parameter… read more here.
Keywords: variation; ultrasonic nonlinear; thermal degradation; nonlinear parameter ... See more keywords
Nonlinear parameter estimation using polynomials and resultants – Application to electrical drives
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.626
Abstract: Abstract This paper proposes the use of algebraic geometry tools, i.e. resultants, for the estimation of uncertainties in a nonlinear system. With the focus on the case-study of electrical drives, an algorithm based on the… read more here.
Keywords: estimation; estimation using; using polynomials; parameter estimation ... See more keywords
Unified Generalized H2 Nonlinear Parameter Varying Observer: Application to Automotive Suspensions
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Control Systems Letters"
DOI: 10.1109/lcsys.2022.3186608
Abstract: This letter extends the unified observer design problem to the class of Nonlinear Parameter Varying (NLPV) systems with parameter dependence in both the dynamics and the control input matrices. First, parameterization of the observer matrices,… read more here.
Keywords: tex math; parameter varying; inline formula; parameter ... See more keywords