Results 81 to 90 of about 2,534 (231)

Healing and Angiogenic Properties of Collagen/Chitosan Scaffolds Enriched with Hyperstable FGF2-STAB® Protein: In Vitro, Ex Ovo and In Vivo Comprehensive Evaluation [PDF]

open access: gold, 2021
Lucy Vojtová   +14 more
openalex   +1 more source

Getting Scarce and Lure Shy: Impacts of Recreational Fishing on Coastal Northern Pike (Esox lucius) Abundance, Size Structure and Vulnerability to Angling

open access: yesFisheries Management and Ecology, Volume 32, Issue 3, June 2025.
ABSTRACT Controlled experiments have shown that northern pike (Esox lucius) is able to develop lure avoidance, but whether such patterns exist in the wild is unknown. We assessed the impact of recreational fishing on a natural population of pike in the southern Baltic Sea, from samples of three pairs of partially protected areas (pMPA) and nearby ...
Phillip Roser   +4 more
wiley   +1 more source

Оценка эффективности функционирования виртуального производственного предприятия с использованием понятия гиперустойчивости [PDF]

open access: yes, 2016
The concept of hyperstability of the cybernetic system is considered in an appendix to the task of estimation of efficiency of virtual productive enterprise functioning.
Собчак, Андрей Павлович   +1 more
core   +1 more source

Hyperstability for a Generalized Class of Pexiderized Functional Equations on Monoids via Páles’ Approach

open access: yesMathematics
In this paper, we deduce some hyperstability results for a generalized class of homogeneous Pexiderized functional equations, expressed as ∑ρ∈Γfxρ.y=ℓf(x)+ℓg(y), x,y∈M, which is inspired by the concept of Ulam stability.
Rashad M. Asharabi, Muaadh Almahalebi
doaj   +1 more source

On Hyper‐Stability Theory Based Multivariable Nonlinear Adaptive Control: Experimental Validation on Induction Motors

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
This paper introduces a Hyperstable Model Reference Adaptive Controller (H‐MRAC) for induction motor drives, leveraging hyper‐stability principles, Popov's stability criterion, and Landau's propositions for robust adaptation. By explicitly accounting for system nonlinearities, it achieves a stable speed and flux regulation under both internal and ...
Belkacem Bekhiti   +3 more
wiley   +1 more source

A survey of adaptive control technology in robotics [PDF]

open access: yes
Previous work on the adaptive control of robotic systems is reviewed. Although the field is relatively new and does not yet represent a mature discipline, considerable attention has been given to the design of sophisticated robot controllers.
Tesar, D., Tosunoglu, S.
core   +1 more source

49, XXXYY: Parental Origin, Occurrence, and Clinical Phenotypes

open access: yesGenetics Research , Volume 2025, Issue 1, 2025.
49, XXXYY is a rare form of sex chromosomal aneuploidy that has been reported in 11 cases worldwide. The parental origin of the extra sex chromosomes and the specific clinical features of this condition remain unclear. We recruited a case with 49, XXXYY and performed genome‐wide copy number variation analysis using next‐generation sequencing.
Yufang Du   +11 more
wiley   +1 more source

Hyperstability of the Fréchet Equation and a Characterization of Inner Product Spaces

open access: yesJournal of Function Spaces and Applications, 2013
We prove some stability and hyperstability results for the well-known Fréchet equation stemming from one of the characterizations of the inner product spaces. As the main tool, we use a fixed point theorem for the function spaces.
Anna Bahyrycz   +3 more
doaj   +1 more source

Survey on Recent Ulam Stability Results Concerning Derivations

open access: yesJournal of Function Spaces, 2016
This is a survey presenting the most significant results concerning approximate (generalized) derivations, motivated by the notions of Ulam and Hyers-Ulam stability.
Janusz Brzdęk   +4 more
doaj   +1 more source

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