Results 71 to 80 of about 298,829 (204)

Domain Adaptation for Statistical Classifiers

open access: yes, 2011
The most basic assumption used in statistical learning theory is that training data and test data are drawn from the same underlying distribution. Unfortunately, in many applications, the "in-domain" test data is drawn from a distribution that is related,
Daume III, H., Marcu, D.
core   +1 more source

Time evolution of broadband non-thermal emission from supernova remnants in different circumstellar environments [PDF]

open access: yes, 2019
Supernova remnants (SNRs) are thought to be one of the major acceleration sites of galactic cosmic rays (CRs) and an important class of objects for high-energy astrophysics. SNRs produce multi-wavelength, non-thermal emission via accelerated particles at
Lee, Shiu-Hang, Yasuda, Haruo
core   +2 more sources

Non‐Passerine Birds in Zoos: A Global Approach on Distribution Patterns of Threatened Birds in Zoological Institutions 动物园中非雀形目鸟类:全球动物机构中受威胁鸟类的分布模式研究

open access: yesIntegrative Conservation, Volume 4, Issue 4, Page 600-615, December 2025.
Only 1541 (34.2%) of 4503 recognized non‐passerine bird species are held in ZIMS institutions worldwide. Approximately ~83% of the species kept globally are classified as non‐threatened and ~16% as threatened. To improve the conservation of threatened birds, a shift toward keeping threatened species should be considered within ex situ management ...
Anna Wahle   +6 more
wiley   +1 more source

Medios de enfriamiento para el temple // Means for Cooling During the Hardening Process

open access: yesIngeniería Mecánica, 1999
Los factores que rigen el proceso de temple son la temperatura, el tiempo de calentamiento y la velocidad de enfriamiento.Tradicionalmente, la variación de la velocidad de enfriamiento se ha logrado mediante la utilización de diferentes medios como ...
N. Caballero Stevens   +1 more
doaj  

Observational constraints on the modeling of SN1006

open access: yes, 2010
Experimental spectra and images of the supernova remnant SN1006 have been reported for radio, X-ray and TeV gamma-ray bands. Several comparisons between models and observations have been discussed in the literature, showing that the broad-band spectrum ...
Acero   +37 more
core   +1 more source

La imponente belleza de las armas blancas persas elaboradas con acero de Damasco

open access: yesRevista de Artes Marciales Asiáticas, 2012
El objetivo de este artículo es ofrecer una breve panorámica de las diversas tipologías de un producto denominado “Acero de Damasco” y mostrar su belleza a través de ejemplos de armas blancas.
Manouchehr Moshtagh Khorasani
doaj   +3 more sources

Pasarela metálica excéntrica suspendida y apoyada en un arco metálico en Orense, España

open access: yesInformes de la Construccion, 2007
En este artículo se expone el diseño de una pasarela metálica excéntrica suspendida y apoyada en un arco metálico situada en la ciudad de Orense. La pasarela, conocida por «Bellour», tiene un único vano de 20 metros de luz, soportado excéntricamente por
Antonio González Serrano   +1 more
doaj   +1 more source

Soldabilidad en aceros inoxidables y aceros disimiles

open access: yes, 2007
La necesidad de unir aceros disímiles mediante procesos de soldadura por arco eléctrico es una práctica muy poco común, pero que, en algunos casos, se hace necesario por la complejidad de algunos equipos y máquinas (como calderas recuperadoras de calor, turbinas, intercambiadores de calor, etc.) requeridos en la industria.
Ospina López, Ricaurte   +2 more
openaire   +1 more source

Searle y el significado literal [PDF]

open access: yes, 2007
In his analysis of literal meaning Searle has deployed the principle that in carrying out an speech act the literal meaning of its words leaves undetermined the speech act’s content.
Acero, Juan José
core   +1 more source

Cardiac digital twins: Modelling the arrhythmic substrate of chemotherapy

open access: yes
The Journal of Physiology, EarlyView.
Radomir Chabiniok, Vlad G. Zaha
wiley   +1 more source

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