Results 11 to 20 of about 4,045,904 (231)

Limit distributions for large P\'{o}lya urns [PDF]

open access: yes, 2010
We consider a two-color P\'{o}lya urn in the case when a fixed number $S$ of balls is added at each step.
Chauvin, Brigitte   +2 more
core   +7 more sources

Implementasi Maximum Power Point Tracking pada Photovoltaic Berbasis P&O-Fuzzy

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
Maximum Power Point Tracking (MPPT) technology is an alternative solution to improve efficiency of solar cells (photovoltaic). The main part of MPPT technology is DC-DC converter circuit and control algorithm.
Machmud Effendy   +2 more
doaj   +1 more source

Maskevarri Ráhppát in Finnmark, northern Norway – is it an earthquake-induced landform complex? [PDF]

open access: yesSolid Earth, 2014
The Sami word ráhppát means rough bouldery/stony terrain with sharp-relief topography in Finnmark, northern Norway. Ráhppát is a common name in the region of the Younger Dryas landforms, yet the origin of ráhppát has remained obscure.
R. Sutinen   +4 more
doaj   +1 more source

On a preferential attachment and generalized P\'{o}lya's urn model [PDF]

open access: yes, 2013
We study a general preferential attachment and Polya's urn model. At each step a new vertex is introduced, which can be connected to at most one existing vertex. If it is disconnected, it becomes a pioneer vertex.
Collevecchio, Andrea   +2 more
core   +3 more sources

PRELIMINARY STUDY ON AQUACULLURE OF CTENOPHARYNGODON IDELLA VAL.

open access: yesThe Iraqi Journal of Veterinary Medicine, 2021
The classical method of aquaculture in Iraq employed Cyprinus carpio L. (Common carp) as monoculture or as predominat species togather with grass carp and silver carp. In the present study monoculture of grass carp was performed.
J. M. Al-Jawda   +3 more
doaj   +1 more source

Design, qualification & manufacture of ITER gravity supports

open access: yesHeliyon, 2020
As one of the key components to support all the magnet coils, the GS faces engineering challenge to its operational safety throughout the design, qualification and manufacturing process as a result of extreme loading condition.
P.Y. Lee   +8 more
doaj   +1 more source

Fluctuations as stochastic deformation [PDF]

open access: yes, 2008
A notion of stochastic deformation is introduced and the corresponding algebraic deformation procedure is developed. This procedure is analogous to the deformation of an algebra of observables like deformation quantization, but for an imaginary ...
Kazinski, P. O.
core   +1 more source

Performance and yield stability of maize hybrids in stress-prone environments in eastern Africa

open access: yesCrop Journal, 2020
Identification and deployment of high-yielding and stress-tolerant maize hybrids adapted to stress-prone agro-ecologies is important for improving the food security and livelihoods of smallholder farmers in eastern Africa.
Wender Santos Rezende   +13 more
doaj   +1 more source

Assessment of immunoglobin G (spike and nucleocapsid protein) response to COVID-19 vaccination in Palestine

open access: yesClinical Epidemiology and Global Health, 2023
Introduction: Many countries have begun immunization programs and established protocols to combat pandemics caused by the SARS-CoV-2 virus. Six months after vaccination, the antibody titers produced by the immunization begin to decline, and individuals ...
Imad Asmar   +6 more
doaj   +1 more source

Farmers’ perceptions of herbicide usage in forest landscape restoration programs in Ghana

open access: yesScientific African, 2021
Although herbicides have extensively been used in forest landscape restoration, its effects and opportunity costs have rarely been studied in Ghana. This study evaluated types of herbicides used, assessed the perceptions of the effects of herbicide usage
B.D. Obiri   +6 more
doaj   +1 more source

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