Results 1 to 10 of about 128,899 (358)

The relationships between knee extensors/ flexors strength and balance control in elite male soccer players [PDF]

open access: yesPeerJ, 2021
Background Strength and balance are important factors for soccer players to be successful. This study’s aim was to determine the relationship between lower-limb muscle strength and balance control in elite male soccer players (n = 77). Methods Concentric
Robert Śliwowski   +5 more
doaj   +2 more sources

A systematic review of trends and gaps in the production of scientific knowledge on the sociopolitical impacts of emojis in computer-mediated communication

open access: yesCogent Social Sciences, 2022
This systematic literature review analyses trends in original research on emoji use in computer-mediated communications (CMC) published between 2011 to 2021. In total, 823 articles were identified that met the search criteria.
Borja Barinaga-López   +2 more
doaj   +1 more source

Game Modeling of Strategies for Providing Tourist Product in Different Information Conditions

open access: yesВестник Российского экономического университета имени Г. В. Плеханова, 2022
The emergence of risks of different nature and growing uncertainty in the tourist sphere require revision of the decision-making process. A serious role in raising the quality of decision-making is given to economic cybernetics and in particular, to its ...
D. A. Vlasov
doaj   +1 more source

Maximum Locomotor Speed of the Best Football Players at the FIFA World Cup in Brazil

open access: yesCentral European Journal of Sport Sciences and Medicine, 2016
In comprehensive preparation of a player to football competition special attention is paid to his predispositions in terms of speed abilities. Therefore, the authors’ objective was to analyse maximum locomotor speed of players of the four best ...
Łukasz Bojkowski   +2 more
doaj   +1 more source

Theorico-Gaming Methods of Managing Interaction of Corporate Center and Divisional Structures

open access: yesВестник Российского экономического университета имени Г. В. Плеханова, 2023
The article studies possibility to use mathematic modeling to resolve practical business-tasks with regard to the necessity to work-out progressive unified approach to the development of company efficiency in conditions of high competition, in particular
A. A. Kulikov
doaj   +1 more source

Age at menarche among rural school youth in west-central Poland: variation with weight status and population growth

open access: yesAnthropological Review, 2021
Studies of age at menarche in Poland have a long history and consistently show an urban-rural gradient. The objectives of the study were to to estimate the age at menarche among school girls resident in ten rural communities of the Greater Poland ...
Bartkowiak Sylwia   +5 more
doaj   +1 more source

Jumping Height Does Not Increase in Well Trained Volleyball Players After Transcutaneous Spinal Direct Current Stimulation

open access: yesFrontiers in Physiology, 2019
Transcutaneous spinal direct current stimulation (tsDCS) increases corticospinal and spinal reflex excitability, and may be a new tool for increasing muscle explosive performance in sports training.
Łukasz Jadczak   +4 more
doaj   +1 more source

An algorithm for the detection of move repetition without the use of hash-keys [PDF]

open access: yesYugoslav Journal of Operations Research, 2007
This paper addresses the theoretical and practical aspects of an important problem in computer chess programming - the problem of draw detection in cases of position repetition.
Vučković Vladan, Vidanović Đorđe
doaj   +1 more source

Overview on MTD technology based on game theory [PDF]

open access: yesMATEC Web of Conferences, 2020
Mobile target defense (MTD) is a research hotspot in the field of network security. The decision method of network defense based on game theory is an important technique to guide MTD to make the optimal defense behavior in different network environments (
Sun Yan   +3 more
doaj   +1 more source

Construction of rational regimes in motor activity of children aged 3-4 years in pre-school educational institutions of various types

open access: yesPedagogics, Psychology, Medical-Biological Problems of Physical Training and Sports, 2018
Purpose: to develop rational regimes of physical activity and to determine their influence on the physical condition of children aged 3-4 years attending pre-school institutions of various types.
N.V. Moskalenko   +2 more
doaj   +1 more source

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