Results 101 to 110 of about 2,006,275 (401)

The Bird Core for Minimum Cost Spanning Tree problems Revisited: Monotonicity and Additivity Aspects [PDF]

open access: yes
A new way is presented to define for minimum cost spanning tree (mcst-) games the irreducible core, which is introduced by Bird in 1976.The Bird core correspondence turns out to have interesting monotonicity and additivity properties and each stable cost
Brânzei, R.   +3 more
core   +1 more source

TreeSpider: In‐Canopy Exploration With Tether‐Based Aerial Modular Arms

open access: yesAdvanced Robotics Research, EarlyView.
A tethered drone with perching arms and a 360° ring enables unprecedented maneuverability within dense forest canopies. By dynamically adjusting tether length and decoupling pitch from the frame, it navigates between branches, senses multiple trees, and interacts physically with foliage.
Luca Romanello   +7 more
wiley   +1 more source

Rotational grazing of beef cattle to support Bobolink breeding success

open access: yesAvian Conservation and Ecology, 2019
Conservation actions for the federally and provincially threatened Bobolink (Dolichonyx oryzivorus) in Ontario, Canada are ongoing in agricultural landscapes, including pastures.
Andrew J. Campomizzi   +3 more
doaj  

Why Are There So Many Digital Identities?

open access: yesLaw, Technology and Humans
This article analyses why people have so many digital identities and offers suggestions to reduce the numbers to more reasonable levels.  Digital identity thinking has been dominated by the objective of general-purpose reusable identity as a response to ...
Mitchell Landrigan   +2 more
doaj   +1 more source

Bird Beak Accuracy Assessment [PDF]

open access: yes, 2003
The purpose of this resource is to quantitatively evaluate the accuracy of a classification system. Students sort birds into three possible classes based on each bird's beak: carnivores, herbivores, and omnivores.
The GLOBE Program, University Corporation for Atmospheric Research (UCAR)
core  

Microbial Contribution to Soiling and Its Impact on Photovoltaic Module Soiling in Arid Zones of the Atacama Desert

open access: yesAdvanced Sustainable Systems, EarlyView.
Microorganisms colonizing photovoltaic surfaces in the Atacama desert form biofilms that enhance particle adhesion and reduce energy yield. This study identifies UV‐resistant bacteria and carotenoid‐producing strains that interfere with PV performance.
Douglas Olivares   +8 more
wiley   +1 more source

Linkages between the Sustainable Development Goals and health in Somalia

open access: yesBMC Public Health
Background The Sustainable Development Goals (SDGs) adopted in 2015 compromises 17 universal and indivisible goals for sustainable development, however the interactions between the SDGs in Somalia is not known which is vital for understanding potential ...
Rage Adem   +9 more
doaj   +1 more source

Subcutaneous Immunization of Dogs With Bordetella bronchiseptica Bacterial Ghost Vaccine

open access: yesFrontiers in Immunology, 2019
The Bordetella species are Gram-negative bacterial pathogens that colonizes mammalian respiratory tract causing respiratory diseases in humans and animals. B.
Abbas Muhammad   +9 more
doaj   +1 more source

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