Results 31 to 40 of about 46,365 (284)

Modelling of Airship Flight Mechanics by the Projection Equivalent Method

open access: yesInternational Journal of Advanced Robotic Systems, 2015
This article describes the projection equivalent method (PEM) as a specific and relatively simple approach for the modelling of aircraft dynamics. By the PEM it is possible to obtain a mathematic al model of the aerodynamic forces and momentums acting on
Frantisek Jelenciak   +2 more
doaj   +1 more source

An Automatic Gait Feature Extraction Method for Identifying Gait Asymmetry Using Wearable Sensors

open access: yesSensors, 2018
This paper aims to assess the use of Inertial Measurement Unit (IMU) sensors to identify gait asymmetry by extracting automatic gait features. We design and develop an android app to collect real time synchronous IMU data from legs.
Arif Reza Anwary   +2 more
doaj   +1 more source

Valuation of Company Merger from the Shareholders’ Point of View [PDF]

open access: yesAmfiteatru Economic, 2017
By means of a company merger formerly legally and economically independent companies are tied up to an economic entity. To order the financial state of affairs after the merger, the current shareholders must revalue their stake in the merged company. The
Christian Toll , Thomas Hering
doaj  

Gamification Risks to Enterprise Teamwork: Taxonomy, Management Strategies and Modalities of Application

open access: yesSystems, 2019
Gamification corresponds to the use of game elements to encourage certain attitudes and behaviours in a serious context. When applied to enterprise teamwork, gamification can lead to negative side-effects which compromise its benefits.
Abdullah Algashami   +4 more
doaj   +1 more source

Functional business valuation – purpose is king!

open access: yesManagerial Economics
In the present contribution, we discuss the basic principles of functional business valuation. In addition to a distinction between objective and subjective valuation theory, the differences between finance-theoretical and investment-theoretical ...
Christian Toll, Thomas Hering
doaj   +1 more source

Expression level dominance and homeolog expression bias in recurrent origins of the allopolyploid fern polypodium hesperium

open access: yes, 2020
© 2019 American Fern Society. All rights reserved. Allopolyploidization is a common mode of speciation in ferns with many taxa having formed recurrently from distinct hybridization events between the same parent species.
Pryer, KM   +3 more
core   +1 more source

Cyanogenesis prospection in galled and non-galled tissues of Microgramma squamulosa (Polypodiaceae)

open access: yesLilloa, 2020
Cyanogenic glycosides are defense substances that can produce hydrocyanic acid when they undergo hydrolysis as a result of herbivory, a process called cyanogenesis.
Mariana Fernandes da Rocha   +2 more
doaj   +1 more source

High species richness and turnover of vascular epiphytes is associated with water availability along the elevation gradient of Volcán Maderas, Nicaragua

open access: yesEcology and Evolution, 2022
Research that has been conducted documenting species richness patterns on tropical mountains has resulted in conflicting observations: monotonic declines with increasing elevation, monotonic increases with increasing elevation, and a mid‐elevation “bulge.
Hazel K. Berrios   +2 more
doaj   +1 more source

Contemporary flood risk perceptions in England: Implications for flood risk management foresight

open access: yesClimate Risk Management, 2021
Although England has been experiencing major floods dating back thousands of years, the hazard is increasing in frequency and intensity, exacerbated by climate risks with potentially serious consequences.
Henry Ngenyam Bang   +1 more
doaj   +1 more source

Local knowledge and management of the royal fern (Osmunda regalis L.) in Northern Spain: implications for biodiversity conservation [PDF]

open access: yes, 2009
This study reports the harvesting, management, trading and use of the royal fern (Osmunda regalis) in Cantabria (Spain), where medicinal plant gathering has been mainly abandoned and nowadays only few species are still commonly gathered.
Pardo de Santayana Gómez, Manuel   +4 more
core   +1 more source

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