Results 81 to 90 of about 1,383,255 (209)

No advantageous merging in minimum cost spanning tree problems [PDF]

open access: yes
In the context of cost sharing in minimum cost spanning tree problems, we introduce a property called No Advantageous Merging. This property implies that no group of agents can be better off claiming to be a single node.
Gomez-Rua, Maria, Vidal-Puga, Juan
core   +1 more source

SITE-SPECIFIC AND LANDSCAPE FEATURES ASSOCIATED WITH SHRUBLAND BIRD OCCURENCE IN ANTHROPOGENIC SHRUBLANDS IN THE NORTHEASTERN UNITED STATES [PDF]

open access: yes, 2018
Habitats dominated by low-growing trees and shrubs are becoming increasingly uncommon in the northeastern U.S. Human development, altered natural-disturbance regimes, and forest succession have reduced the quantity and quality of these shrublands.
Shoe, Randy
core   +1 more source

Preliminary evaluation of habitat use, pairing rate, and reproductive success in an experimental breeding habitat planted for Kirtland’s Warblers ( Setophaga kirtlandii )

open access: yesJournal of Field Ornithology
Sustaining management indefinitely for conservation-reliant species presents significant challenges for the conservation community. To reduce the costs of conservation reliance, managers can use adaptive management to evaluate how cost-saving changes to ...
Nathan W Cooper   +5 more
doaj   +1 more source

Characteristics of Waterfowl Harvest at Horseshoe Lake, Madison County, Illinois [PDF]

open access: yes, 1975
Division of Wildlife Resources Migratory Bird Section, Periodic Report No.
Arthur, George C.   +2 more
core  

Automated tone transcription

open access: yes, 1994
In this paper I report on an investigation into the problem of assigning tones to pitch contours. The proposed model is intended to serve as a tool for phonologists working on instrumentally obtained pitch data from tone languages.
Bird, Steven
core   +1 more source

Exploring the impact of agricultural digitalization on smallholder farmers' livelihoods in Ghana

open access: yesHeliyon
With the government's pursuit of a digitalization agenda, Ghana is at the forefront of championing digital transformation in Africa. However, people in rural areas are being left behind in harnessing the immense benefits of digitalization for their ...
Monica Addison   +6 more
doaj   +1 more source

The search for $D^0\to{}e^{\pm}\mu^{\mp}$

open access: yes, 2013
An overview is presented of a method to search for $D^0\to{}e^{\pm}\mu^{\mp}$ with LHCb data. In order to reduce combinatorial backgrounds, tagged $D^0$ candidates from the decay $D^{\ast+}\to{}D^0\pi^+$ are used.
Bird, Thomas
core  

Factors affecting Bobolink nest survival across grassland types

open access: yesAvian Conservation and Ecology, 2020
Grassland birds, including Bobolinks (Dolichonyx oryzivorus), have experienced steep population declines across their breeding range in North America. Because of these declines, Bobolinks were listed as threatened by the Ontario and Canadian governments.
Monica A. Fromberger   +5 more
doaj  

Tropical rainforest bird community structure in relation to altitude, tree species composition, and null models in the Western Ghats, India

open access: yes, 2005
Studies of species distributions on elevational gradients are essential to understand principles of community organisation as well as to conserve species in montane regions.
Joshi, N. V.   +2 more
core  

The global importance of grasslands underlined by the combination of multiple telemetry tracking techniques of a trans-equatorial loop migrant bird, the European roller (Coracias garrulus)

open access: yesMovement Ecology
Migrant birds encounter different conditions and threats across seasons, so their population dynamics are affected by the events in both breeding and nonbreeding seasons.
Orsolya Kiss   +5 more
doaj   +1 more source

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