Results 61 to 70 of about 79,746 (274)

Semidefinite programming in matrix unknowns which are dimension free

open access: yes, 2011
One of the main applications of semidefinite programming lies in linear systems and control theory. Many problems in this subject, certainly the textbook classics, have matrices as variables, and the formulas naturally contain non-commutative polynomials
Helton, J. William   +2 more
core   +1 more source

Dynamic Event‐Triggered Robust Model Predictive Control for Quadrotor Trajectory Tracking

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper addresses the trajectory tracking problem for a full‐state quadrotor subject to physical model constraints and unknown external disturbances. A robust tube‐based model predictive control (MPC) approach is successfully applied to the system, which is subject to bounded disturbances and hard constraints.
Ali Can Erüst   +2 more
wiley   +1 more source

Modos de apropiación territorial en Belice: una genealogía institucional de la propiedad

open access: yesTerritorios, 2020
En Belice, la propiedad de la tierra se instituye en contextos coloniales marcados por una gran precariedad jurídica que desemboca en una gran complejidad político-territorial.
Odile Hoffmann
doaj   +1 more source

Comparative Analysis of the Performances of a Nonlinear Observer and Nonlinear Kalman Filters in the Presence of Non‐Gaussian Disturbances

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper focuses on state estimation for a fairly general class of systems, involving nonlinear functions and disturbances in both the process dynamics and output equations. A nonlinear observer that satisfies a H∞$$ {\boldsymbol{H}}_{\boldsymbol{\infty}} $$ disturbance attenuation constraint in addition to providing asymptotic stability in ...
Hamidreza Movahedi   +2 more
wiley   +1 more source

Prioritization of the Sustainable Development Goals: Developing and Testing a Novel Framework Under Varying Geographic Scales

open access: yesSustainable Development, EarlyView.
ABSTRACT This study develops and tests a novel prioritization framework for the Sustainable Development Goals (SDGs) under varying geographic scales (regional, sub‐regional, national), focusing on the Middle East and North Africa (MENA) region as a pilot case.
Lea Issa, Mutasem El Fadel
wiley   +1 more source

Robust stabilization using a sampled-data strategy of uncertain neutral state-delayed systems subject to input limitations

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2018
Stabilization of neutral systems with state delay is considered in the presence of uncertainty and input limitations in magnitude. The proposed solution is based on simultaneously characterizing a set of stabilizing controllers and the associated ...
Fezazi Nabil El   +4 more
doaj   +1 more source

A genome-wide association study using a Vietnamese landrace panel of rice (Oryza sativa) reveals new QTLs controlling panicle morphological traits

open access: yesBMC Plant Biology, 2018
Context Yield improvement is an important issue for rice breeding. Panicle architecture is one of the key components of rice yield and exhibits a large diversity.
Kim Nhung TA   +15 more
doaj   +1 more source

High Fill-Out, Extreme Mass Ratio Overcontact Binary Systems. X. The new discovered binary XY Leonis Minoris

open access: yes, 2011
The new discovered short-period close binary star, XY LMi, was monitored photometrically since 2006. It is shown that the light curves are typical EW-type and show complete eclipses with an eclipse duration of about 80 minutes.
Bernasconi   +33 more
core   +1 more source

Exponential stability of delayed recurrent neural networks with Markovian jumping parameters [PDF]

open access: yes, 2006
This is the post print version of the article. The official published version can be obtained from the link below - Copyright 2006 Elsevier Ltd.In this Letter, the global exponential stability analysis problem is considered for a class of recurrent ...
Bolle   +21 more
core   +1 more source

Highly Selective Photocatalytic Degradation of Organic Pollutants by ZnO@C Core–Shell Nanoparticles Via Superoxide Radical Pathway

open access: yesSmall, EarlyView.
This study investigates a novel two‐step synthesis of ZnO@C nanoparticles (NPs), featuring enhanced photocatalytic dye degradation via selective superoxide (O2•−) radical generation under visible light. The precisely engineered carbon shell uniquely improves light–matter interaction and visible‐light absorption, as well as facilitates efficient charge ...
Neena Prasad   +10 more
wiley   +1 more source

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