Results 81 to 90 of about 5,377,463 (329)

Joint Beam Direction Control and Radio Resource Allocation in Dynamic Multi-Beam LEO Satellite Networks [PDF]

open access: yesIEEE Transactions on Vehicular Technology
Multi-beam low earth orbit (LEO) satellites are emerging as key components in beyond 5G and 6G to provide global coverage and high data rate. To fully unleash the potential of LEO satellite communication, resource management plays a key role.
Shuo Yuan   +3 more
semanticscholar   +1 more source

Remembering Leo Breiman

open access: yes, 2011
I published an interview of Leo Breiman in Statistical Science [Olshen (2001)], and also the solution to a problem concerning almost sure convergence of binary tree-structured estimators in regression [Olshen (2007)].
Olshen, Richard A.
core   +1 more source

Differential Item Functioning on the Patient Health Questionnaire 8 by Disease Subtype, Language, Sex, and Age Among People With Systemic Sclerosis: A Scleroderma Patient‐Centered Intervention Network Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Somatic items used in depression assessments can potentially overlap with symptoms related to physical illness, including systemic sclerosis (SSc). No studies have looked at whether somatic depression items may be influenced by diffuse versus limited SSc disease subtypes, which are associated with varying degrees of symptom presentation.
Sophie Hu   +110 more
wiley   +1 more source

Analytical review of visualization methods for launch and landing of spacecraft with consideration of 64-bit system boundary value issues

open access: yesРадіоелектронні і комп'ютерні системи
The subject matter of this article is the contemporary software solutions used for modeling and visualizing spacecraft missions, specifically during the stages of launch, flight, and landing.
Oleksii Vynokur   +2 more
doaj   +1 more source

the sea decides [PDF]

open access: yes, 2018
Fiction by Joanne ...
Leow, Joanne
core   +1 more source

Marked Long‐Term Improvement in Lung Function in Melanoma Differentiation–Associated Protein 5 Antibody–Positive Dermatomyositis Patients: Experience of a Single‐Center Longitudinal Cohort in North America

open access: yesArthritis Care &Research, EarlyView.
Objective The objective of this study was to describe the longitudinal disease course and pulmonary outcomes of North American patients with melanoma differentiation–associated protein 5 (MDA5) antibody–associated dermatomyositis (DM). Methods Thirty patients with MDA5 antibody–associated DM were identified in a single‐center longitudinal cohort of 352
Jenice X. Cheah   +8 more
wiley   +1 more source

Demand and key technology for a LEO constellation as augmentation of satellite navigation systems

open access: yesSatellite Navigation
A Low Earth Orbit (LEO) constellation augmenting satellite navigation is important in the future development of Global Navigation Satellite System (GNSS).
Yuanxi Yang   +4 more
semanticscholar   +1 more source

Chemical Abundances of the Leo II Dwarf Galaxy

open access: yes, 2008
We use previously-published moderate-resolution spectra in combination with stellar atmosphere models to derive the first measured chemical abundance ratios in the Leo II dSph galaxy.
Azzopardi   +44 more
core   +1 more source

Cumulative Social Disadvantage and Disease Activity in Juvenile Idiopathic Arthritis: A Childhood Arthritis and Rheumatology Research Alliance Registry Study

open access: yesArthritis Care &Research, EarlyView.
Objective Social determinants of health (SDOH) contribute to juvenile idiopathic arthritis (JIA) disparities, but most studies have assessed SDOH independently rather than cumulatively across individual, family, and neighborhood levels. Using a socioecological framework, we investigated the relationship among cumulative social disadvantage ...
William Daniel Soulsby   +448 more
wiley   +1 more source

The indigenous crayfish Austropotamobius pallipes complex in a national park of Central Italy

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
The indigenous crayfish Austropotamobius pallipes complex has been recently defined by IUCN as an endangered species but our knowledge about its status in Italy is still provisional.
Mazza G.   +6 more
doaj   +1 more source

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