Results 141 to 150 of about 24,812 (309)

SAVA: Scalable Learning-Agnostic Data Valuation [PDF]

open access: yesarXiv
Selecting data for training machine learning models is crucial since large, web-scraped, real datasets contain noisy artifacts that affect the quality and relevance of individual data points. These noisy artifacts will impact model performance. We formulate this problem as a data valuation task, assigning a value to data points in the training set ...
arxiv  

Evidence of Intraspecific Adaptive Variation in the American Pika (Ochotona princeps) on a Continental Scale Using a Target Enrichment and Mitochondrial Genome Skimming Approach

open access: yesMolecular Ecology, EarlyView.
ABSTRACT Montane landscapes present an array of abiotic challenges that drive adaptive evolution amongst organisms. These adaptations can promote habitat specialisation, which may heighten the risk of extirpation from environmental change. For example, higher metabolic rates in an endothermic species may contribute to heightened cold tolerance, whilst ...
Zachery M. Farrand   +2 more
wiley   +1 more source

Ocean Circulation on Tide-locked Lava Worlds, Part I: An Idealized 2D Numerical Model [PDF]

open access: yesarXiv
A magma ocean is expected to exist on the dayside of tide-locked planets if surface temperature exceeds the melting temperature of typical crust. As highly prioritized targets for the James Webb Space Telescope (JWST), more information about the surface and atmosphere of lava planets will soon be available. In most previous studies of lava planets, the
arxiv  

Hydrous Asthenosphere Underneath the Northern Pannonian Basin

open access: yesTerra Nova, EarlyView.
ABSTRACT This study reveals the structural hydroxyl content in clinopyroxenes of three cumulate xenoliths from the Nógrád‐Gömör/Novohrad‐Gemer Volcanic Field (northern Pannonian Basin), with values ranging from 275 to 384 ppm. Based on these data, the water content of the equilibrium parental alkali basaltic melt was estimated to be between 1.5 and 2.1 
Levente Patkó   +6 more
wiley   +1 more source

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