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On Delay-independent Stability of a class of Nonlinear Positive Time-delay Systems [PDF]
We present a condition for delay-independent stability of a class of nonlinear positive systems. This result applies to systems that are not necessarily monotone and extends recent work on cooperative nonlinear systems.
Bokharaie, Vahid, Mason, Oliver
arxiv +3 more sources
Balancing for unstable nonlinear systems [PDF]
A previously obtained method of balancing for stable nonlinear systems is extended to unstable nonlinear systems. The similarity invariants obtained by the concept of LQG balancing for an unstable linear system can also be obtained by considering a past ...
Scherpen, J.M.A.
core +20 more sources
ON THE CONTROLLABILITY OF A NONLINEAR SYSTEM [PDF]
A. V. Balakrishnan
openaire +4 more sources
Non-Mechanical Beam Steering with Polarization Gratings: A Review
Polarization gratings (PGs) enable a novel architecture for dynamic non-mechanical steering of light over large angles and with large clear apertures. This beam steering approach has many applications in active sensing and optical communications. In this
Christopher Hoy+5 more
doaj +1 more source
Higher order solitary solutions to the meta-model of diffusively coupled Lotka–Volterra systems
A meta-model of diffusively coupled Lotka–Volterra systems used to model various biomedical phenomena is considered in this paper. Necessary and sufficient conditions for the existence of nth order solitary solutions are derived via a modified inverse ...
Inga Timofejeva+4 more
doaj +1 more source
Driven Force Induced Bifurcation Delay on the Chaotic Financial System
To understand the variations in the financial characteristics, we examine the dynamical behaviors by considering the chaotic financial model with external force.
Balamurali Ramakrishnan+3 more
doaj +1 more source
Detection and assessment of cracks in civil engineering structures such as roads, bridges, dams and pipelines are crucial tasks for maintaining the safety and cost-effectiveness of those concrete structures.
Mayur Pal+5 more
doaj +1 more source
Automatic Detection of Cracks on Concrete Surfaces in the Presence of Shadows
Deep learning-based methods, especially convolutional neural networks, have been developed to automatically process the images of concrete surfaces for crack identification tasks.
Paulius Palevičius+5 more
doaj +1 more source
Strain and pseudo-magnetic fields in optical lattices from density-assisted tunneling
Realizing and controlling artificial gauge fields in quantum systems constitutes an intriguing route towards simulating of exotic quantum theories. Here, the authors propose a tunable strategy to engineer strain and synthetic magnetic fields in optical ...
Maxime Jamotte+2 more
doaj +1 more source
Detecting Underwater Concrete Cracks with Machine Learning: A Clear Vision of a Murky Problem
This paper presents the development of an underwater crack detection system for structural integrity assessment of submerged structures, such as offshore oil and gas installations, underwater pipelines, underwater foundations for bridges, dams, etc.
Ugnė Orinaitė+3 more
doaj +1 more source