Results 21 to 30 of about 7,382,338 (337)

Balanced matrices [PDF]

open access: yesDiscrete Mathematics, 2006
A 0,±1 matrix is balanced if, in every submatrix with two nonzero entries per row and column, the sum of the entries is a multiple of 4. This definition was introduced by Truemper and generalizes the notion of balanced 0,1 matrix introduced by Berge.
CONFORTI, MICHELANGELO   +2 more
openaire   +2 more sources

Carotid imaging changes and serum IL-1β, sICAM-1, and sVAP-1 levels in benign paroxysmal positional vertigo

open access: yesScientific Reports, 2020
Benign paroxysmal positional vertigo (BPPV) is the most common cause of vertigo. This study was performed to evaluate serum levels of inflammatory factors and changes in B-mode carotid ultrasound findings in patients with BPPV.
Xiaoxu Chen   +5 more
doaj   +1 more source

Modeling human-water-systems: towards a comprehensive and spatially distributed assessment of co-evolutions for river basins in Central Europe [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2016
In the context of river basin and flood risk management there is a growing need to improve the understanding of and the feedbacks between the driving forces “climate and socio-economy” and water systems.
P. Krahe   +3 more
doaj   +1 more source

Balanced shellings and moves on balanced manifolds [PDF]

open access: yesAdvances in Mathematics, 2021
40 pages, 15 figures, comments are ...
Juhnke-Kubitzke M., Venturello L.
openaire   +6 more sources

A Wii Bit of Fun: A Novel Platform to Deliver Effective Balance Training to Older Adults [PDF]

open access: yes, 2015
BACKGROUND: Falls and fall-related injuries are symptomatic of an aging population. This study aimed to design, develop, and deliver a novel method of balance training, using an interactive game-based system to promote engagement, with the inclusion of ...
Craig, Cathy   +4 more
core   +3 more sources

Flexural Test and Numerical Simulation of a New Combination Splice for Prestressed, Precast Concrete Piles Using High-Strength Steel Strands

open access: yesBuildings, 2022
Prestressed, precast concrete piles using High-Strength Steel Strands (PPCPs using HSSS) are a new type of precast pile. Compared with prestressed high-strength concrete (PHC) piles, the adoption of ultra-high-strength concrete and HSSS not only improves
Kepeng Chen, Gang Gan
doaj   +1 more source

Automatic Balancer : Pendulum Balancer

open access: yesBulletin of JSME, 1985
This paper is concerned with theoretical and experimental investigations on the dynamic behavior and the stability of an automatic balancer using centrifugal pendulums. It is found that the unbalance of the rotor can be completely corrected only if the pivots of the pendulums are on the center of the shaft.
Junkichi Inoue   +3 more
openaire   +5 more sources

Development and large-scale validation of the Watch Walk wrist-worn digital gait biomarkers

open access: yesScientific Reports, 2022
Digital gait biomarkers (including walking speed) indicate functional decline and predict hospitalization and mortality. However, waist or lower-limb devices often used are not designed for continuous life-long use. While wrist devices are ubiquitous and
Lloyd L. Y. Chan   +3 more
doaj   +1 more source

Evaluation of novel beverage formulations for hydration enhancement in humans

open access: yesJournal of Electrical Bioimpedance, 2023
This study evaluated the influence of novel beverage formulations on bioimpedance- and urine-based hydration markers. Thirty young healthy adults (n=16 females, n=14 males; age: 23.2±3.7 years; BMI: 24.3±3.3 kg/m2) participated in a randomized, double ...
Tinsley Grant M.   +12 more
doaj   +1 more source

Predicting Adaptations to Resistance Training Plus Overfeeding Using Bayesian Regression: A Preliminary Investigation

open access: yesJournal of Functional Morphology and Kinesiology, 2021
Relatively few investigations have reported purposeful overfeeding in resistance-trained adults. This preliminary study examined potential predictors of resistance training (RT) adaptations during a period of purposeful overfeeding and RT.
Robert W. Smith   +10 more
doaj   +1 more source

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