Results 1 to 10 of about 68,647 (120)

Comments on the Use of 3D Printing Technology in the Design of an AUV Destined for the Identification and Destruction of Underwater Mines

open access: yesJournal of Eta Maritime Science, 2023
The International Maritime Organization and the North Atlantic Treaty Organization are today, enforcing increasingly stringent rules for maritime safety and security on a national and international scale.
Mihaela Greti Manea   +2 more
doaj   +1 more source

Remediation of the areas contaminated by depleted uranium ammunition [PDF]

open access: yesVojnotehnički Glasnik, 2021
Introduction/purpose: The consequences of the NATO aggression on the Republic of Serbia (then part of FR Yugoslavia) in 1999 are still being considered, especially from the aspect of the use of illicit means such as cluster and graphite bombs ...
Dejan R. Inđić
doaj   +1 more source

Use of modern technologies for combat units preparation and management / Применение современных технологий в учениях и управлении боевыми подразделениями / Korišćenje savremenih tehnologija za pripremu i upravljanje borbenim jedinicama

open access: yesVojnotehnički Glasnik, 2017
The paper discusses possible applications and benefits of modern technology in the preparation and management of operations (activities, combat activities).
Jan Drozd, Zdeněk Flasar, Petr Stodola
doaj   +1 more source

Exercise retards ongoing adipose tissue fibrosis in diet-induced obese mice

open access: yesEndocrine Connections, 2021
Exercise has been recommended as an important strategy to impro ve glucose metabolism in obesity. Adipose tissue fibrosis is associated with inflammati on and is implicated in glucose metabolism disturbance and insulin resistance in obesit y.
Liangming Li   +10 more
doaj   +1 more source

Application of portrait recognition system for emergency evacuation in mass emergencies

open access: yesJournal of Intelligent Systems, 2021
A portrait recognition system can play an important role in emergency evacuation in mass emergencies. This paper designed a portrait recognition system, analyzed the overall structure of the system and the method of image preprocessing, and used the ...
Xu Ke
doaj   +1 more source

Video image feature extraction method for police drones investigation and evidence collection

open access: yesXi'an Gongcheng Daxue xuebao
In the practical application of police drones in investigation and evidence collection, it is not only necessary to operate stably under unfavorable conditions such as night, haze, and complex terrain, but also to ensure the operation continuity and ...
CHEN Sixin, HE Fengwei
doaj   +1 more source

Is ball-possession style more physically demanding than counter-attacking? The influence of playing style on match performance in professional soccer

open access: yesFrontiers in Psychology, 2023
In soccer, the offensive style of play describes characteristic behavioral features of the players at team level during the offensive phase of matches. This study aimed to investigate the effect of offensive playing style (i.e., while in ball possession)
Leon Forcher   +8 more
doaj   +1 more source

Occupational stress, cardiovascular vulnerability and sudden cardiac death in police officers: mechanisms and the protective role of structured exercise

open access: yesFrontiers in Public Health
Sudden cardiac death (SCD) is a leading global mortality cause, with police officers as a high-risk group due to unique chronic occupational stressors—chronic psychological hypervigilance, circadian disruption, sudden high-intensity physical exertion ...
Jing Xu, Junjun Zhang
doaj   +1 more source

Tactical Evolution of Serve + 1 Sequences in Elite Junior Female Tennis: A Comparison Between U12 and U14 Categories

open access: yesApplied Sciences
The Serve + 1 sequence is critical in tennis, yet its tactical evolution during the key U12-to-U14 transition in elite female players remains under-studied.
Manrique Rodríguez-Campos   +3 more
doaj   +1 more source

Sensor-Based Monitoring of Heart-Rate Responses to Ball Type in 9–11-Year-Old Tennis Players: A Preliminary Bayesian Repeated-Measures Study

open access: yesSensors
Understanding internal load in youth tennis is essential for optimizing training strategies and ensuring healthy development. This study analyzed the influence of ball type (green vs.
Ana Piquer-Piquer   +5 more
doaj   +1 more source

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