Results 51 to 60 of about 10,311,340 (298)

Evolution of Performance Indicators in Soccer during the Last Decade

open access: yesApplied Sciences, 2022
Due to the worldwide negative impact on sport of the COVID-19 pandemic declared by the WHO in 2020, the first aim of this study was to analyze the influence of COVID-19 on performance indicators as a natural experiment, according to the moment in time ...
José Fernández-Cortés   +4 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Digital Beamforming for HRWS-SAR Imaging - System Design, Performance and Optimization Strategies [PDF]

open access: yes, 2006
Multi-aperture synthetic aperture radar (SAR) systems in combination with an appropriate coherent processing of the individual aperture signals enable high resolution wide swath (HRWS) SAR imaging.
Moreira, Alberto   +5 more
core   +1 more source

The Influence of Boccia Classification on the Performance in International-level Events

open access: yesE-balonmano.com: Revista de Ciencias del Deporte
Boccia, played by people with disabilities, is associated with a classification system based on the athletes' functional capacity, aiming to ensure that performance in this adapted sport is only determined by an athlete's sporting excellence. This study
Cátia Ferreira   +3 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Testing approaches for global optimization of space trajectories [PDF]

open access: yes, 2008
In this paper the procedures to test global search algorithms applied to space trajectory design problems are discussed. Furthermore, a number of performance indexes that can be used to evaluate the effectiveness of the tested algorithms are presented.
Vasile, M.   +7 more
core  

A self-learning particle swarm optimizer for global optimization problems [PDF]

open access: yes, 2011
Copyright @ 2011 IEEE. All Rights Reserved. This article was made available through the Brunel Open Access Publishing Fund.Particle swarm optimization (PSO) has been shown as an effective tool for solving global optimization problems.
Yang, S   +8 more
core   +1 more source

Effect of COVID-19 on Key Performance Indicators of Spanish Professional Soccer League

open access: yesJournal of Functional Morphology and Kinesiology
The unprecedented COVID-19 health crisis severely disrupted global sports in 2020, prompting lengthy suspensions followed by resumed competitions under abnormal behind-closed-doors conditions without fans.
José Fernández-Cortés   +4 more
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

A performance index for topology and shape optimization of plate bending problems with displacement constraints

open access: yes, 2001
[Abstract]: This paper presents a performance index for topology and shape optimization of plate bending problems with displacement constraints. The performance index is developed based on the scaling design approach.
Xie, Yi Min   +2 more
core   +1 more source

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