Results 81 to 90 of about 616,383 (198)

Dynamic Covariance Models for Multivariate Financial Time Series [PDF]

open access: yes, 2013
The accurate prediction of time-changing covariances is an important problem in the modeling of multivariate financial data. However, some of the most popular models suffer from a) overfitting problems and multiple local optima, b) failure to capture ...
Ghahramani, Zoubin   +2 more
core  

Fecal Steroids as Tracers of Human Population and Waste Management Practices at the Ancient Maya City of Ucanal, Guatemala

open access: yesArchaeometry, EarlyView.
ABSTRACT Geochemical data compiled from dried sediments from three water reservoirs at the ancient Maya city of Ucanal, Petén, Guatemala, reveal low to undetectable fecal biomarker concentrations. These low concentrations may be the result of the aerobic decay of sterols combined with well‐managed waste disposal practices.
Jean D. Tremblay   +3 more
wiley   +1 more source

Memory in the Ashes: an Im-pertinent Dialogue between Tiempos del incendio by José Roberto Duque and Lo que va dictando el juego by Juan Antonio Hernández.

open access: yesCatedral Tomada: Revista de Crítica Literaria Latinoamericana, 2018
This writing proposes a reading of Tiempos del incendio (2014), by José Roberto Duque, and Lo que va dictando el fuego (2015), by Juan Antonio Hernández, as a remembrance and update of the events that happened in El Caracazo (1989).
José Javier Franco
doaj   +1 more source

Energy policy and regulatory challenges in natural gas infrastructure and supply in the energy transition in Sweden [PDF]

open access: yes
Sweden is undergoing a major energy transition in which the present regulatory, competition and energy decisions will determine future involvement in the “oil and gas game” after decades of successful implementation of non-fossil fuel dependence policies.
Hernández Ibarzábal, José Alberto
core  

Apuntes sobre la obra de Rafael Moneo [PDF]

open access: yes, 1982
José Rafael Moneo Valles nació en Tudela (Navarra), en 1937, y estudió arquitectura en la Escuela de Madrid, titulándose en 1961. Pertenece a una generación madrileña (la de Higueras, Mangada, Peña, Ferrán, Fullaondo, Hernández Gil,...) que recibió ya ...
González Capitel, Antón
core   +1 more source

Morphology of Guard Hairs in Amazonian Marsupials: Intergeneric Variation, Habitat and Habit Association in a Phylogenetic Framework of the Order Didelphimorphia

open access: yesActa Zoologica, EarlyView.
ABSTRACT The cuticle and medulla of guard hairs exhibit distinct morphological patterns among mammalian species. To investigate this variability in marsupials from the Brazilian Amazon, we analysed guard hairs from nine Didelphimorphia species and incorporated data from an additional 25 didelphid species.
Matheus M. Bitencourt   +4 more
wiley   +1 more source

Importante informe elaborado por el Senador doctor Pedro Alejo Rodríguez, como miembro de la Comisión que estudió el Proyecto de Ley sobre Derecho Internacional Privado que presentó el doctor José Juaquín Hernández

open access: yesEstudios de Derecho, 1926
Importante informe elaborado por el Senador doctor Pedro Alejo Rodríguez, como miembro de la Comisión que estudió el Proyecto de Ley sobre Derecho Internacional Privado que presentó el doctor José Juaquín ...
Pedro Alejo Rodríguez
doaj  

Un clásico moderno del arte fantástico: José Hernández

open access: yesBrumal: Revista de Investigación sobre lo Fantástico, 2016
José Hernández (Tánger, 1944-Málaga, 2013) es uno de los grandes maestros del arte fantástico con una extensa obra pictórica y gráfica reconocida en todo el mundo.
Carlos Arenas Orient
doaj   +1 more source

So Good, but So Far Away? The Effect of Institutional Distance on the Parent CSR and Subsidiary Reputation Link

open access: yesBusiness Ethics, the Environment &Responsibility, EarlyView.
ABSTRACT Multinational enterprises (MNEs) leverage strategies of Corporate Social Responsibility (CSR) at the parent and subsidiary levels to build a reputation overseas. Nevertheless, institutional distance can weaken this connection in developing host countries, where MNEs face significant institutional voids.
Francisco Javier Forcadell   +3 more
wiley   +1 more source

Postoperative nausea and vomiting in pediatric patient sundergoing general anesthesia for elective surgery

open access: yesActa Médica del Centro, 2021
Introduction: Postoperative nausea and vomiting depend on a combination of several patient-dependent factors, surgical intervention and anesthesia. Objective: to know the incidence of postoperative nausea and vomiting in pediatric patients undergoing ...
Carlos Gilberto Nieto Monteagudo   +5 more
doaj  

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