Results 61 to 70 of about 356,579 (289)

Decentralization of Interval Observers for Robust Controlling and Monitoring a Class of Nonlinear Systems

open access: yesSICE Journal of Control, Measurement, and System Integration, 2017
This paper tackles the problem of decentralizing interval observers for robust controlling and monitoring a class of nonlinear systems. The observer-based output feedback system considered in this paper is very different from classical systems in that an
Thach Ngoc Dinh, Hiroshi Ito
doaj   +1 more source

Finite-time interval observer design for discrete-time switched systems: A linear programming approach

open access: yesMeasurement + Control, 2020
This paper deals with the finite-time interval observer design method for discrete-time switched systems subjected to disturbances. The disturbances of the system are unknown but bounded.
Fei Sun, Jun Huang, Xiang Ma, Xiao Wen
doaj   +1 more source

Continuous time controller based on SMC and disturbance observer for piezoelectric actuators [PDF]

open access: yes, 2007
– In this work, analog application for the Sliding Mode Control (SMC) to piezoelectric actuators (PEA) is presented. DSP application of the algorithm suffers from ADC and DAC conversions and mainly faces limitations in sampling time interval.
Sabanovic, Asif   +2 more
core  

Pulmonary Dysfunction Is Associated With Sleep Study Abnormalities in Children With Sickle Cell Disease: A Multicenter Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pulmonary dysfunction and sleep abnormalities are common in children with sickle cell disease (SCD) and are associated with worse clinical outcomes. Whether spirometry abnormalities are associated with polysomnography (PSG) findings remains unclear.
Ammar Saadoon Alishlash   +4 more
wiley   +1 more source

Design of interval observers for an E. coli fed-batch fermentation with uncertain inputs [PDF]

open access: yes, 2005
In bioreactors, the measurement of variables that play a key role in the quality and productivity of fermentations, is of major importance. However, their direct measurement is often expensive or even impossible considering the current sensor ...
Ferreira, E. C.   +2 more
core  

Cosmic Time Transformations in Cosmological Relativity [PDF]

open access: yes, 2016
The relativity of cosmic time is developed within the framework of Cosmological Relativity in five dimensions of space, time and velocity. A general linearized metric element is defined to have the form $ds^2 = (1+\phi) c^2 dt^2 - dr^2 + (1+\psi) \tau^2 ...
Oliveira, Firmin J.
core   +3 more sources

Financial Burden Associated With Hospitalisation Among Families of Childhood Brain Tumours in Australia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Families of children with cancer experience significant financial strain, even with universal healthcare. Indirect costs, such as productivity losses and non‐medical expenses, are rarely included in economic evaluations, and little is known about how effectively financial aid programmes alleviate this burden. Childhood brain tumours
Megumi Lim   +8 more
wiley   +1 more source

Observer with a constant proper acceleration

open access: yes, 2006
Relying on the equivalence principle, a first approach of the general theory of relativity is presented using the spacetime metric of an observer with a constant proper acceleration.
Bell J S   +6 more
core   +1 more source

A Novel Approach for Simplification of Industrial Robot Dynamic Model Using Interval Method [PDF]

open access: yes, 2014
This paper proposes a new approach to simplify the dynamic model of industrial robot by means of interval method. Due to strong nonlinearities, some components of robot dynamic model such as the inertia matrix and the vector of centrifugal, Coriolis and ...
ABBA, Gabriel   +2 more
core   +4 more sources

Inpatient Food Insecurity and Pediatric Hematology Oncology Hospitalization Outcomes

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Children with cancer and blood disorders are at risk for food insecurity (FI). We aimed to describe the association of inpatient food insecurity (IFI) and hospitalization outcomes among patients admitted to the pediatric hematology oncology service. Of 325 caregivers screened for IFI, 60 (18.6%) screened positive.
Joanna M. Robles   +4 more
wiley   +1 more source

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