Results 61 to 70 of about 423,723 (251)

Soil Moisture Content Inversion by Coupling AEA and ARMA [PDF]

open access: yesRadioengineering
This study aimed to explore the inversion method of soil moisture content by using numerical simulation and field detection. The researchers used the early signal amplitude envelope (AEA) method to directly invert soil moisture in the shallow part of the
Y. Feng, J. Nie, G. Xie, H. Lv
doaj  

Ricerca, tutela e valorizzazione del patrimonio archeologico: opinioni a confronto / Research, protection and enhancement of archaeological heritage: comparing different point of views

open access: yesIl Capitale Culturale: Studies on the Value of Cultural Heritage, 2016
Si pubblica qui, in una versione rielaborata dagli autori, il testo degli interventi proposti il 7 aprile 2016 in occasione del workshop in onore di Claudia Giontella, dedicato alle sfide socio-culturali e politico-economiche che l’archeologia è chiamata
Carmelo Grasso   +3 more
doaj   +1 more source

Bayesian analysis of ARMA models using noninformative priors [PDF]

open access: yes
Parameters in ARMA models are only locally identified. It is shown that the use of diffuse priors in these models leads to a preference for locally nonidentified parameter values.
Hoek, H., Kleibergen, F.R.
core   +1 more source

Quantile Regression for Location-Scale Time Series Models with Conditional Heteroscedasticity [PDF]

open access: yes, 2015
This paper considers quantile regression for a wide class of time series models including ARMA models with asymmetric GARCH (AGARCH) errors. The classical mean-variance models are reinterpreted as conditional location-scale models so that the quantile ...
Lee, Sangyeol, Noh, Jungsik
core  

The Two Dimensional Euler Equations on Singular Exterior Domains

open access: yes, 2013
This paper is a follow-up of article [Gerard-Varet and Lacave, ARMA 2013], on the existence of global weak solutions to the two dimensional Euler equations in singular domains. In [Gerard-Varet and Lacave, ARMA 2013], we have established the existence of
Gérard-Varet, David, Lacave, Christophe
core   +3 more sources

Arma nigrolimbata

open access: yes, 2010
{"references": ["SPINOLA, M. 1852. Hemipteros, p. 113 - 320. In: C. GAY (Ed.). Historia fisica y politica de Chile. Zoologia. Paris, Maulde y Renou, vol. 7.", "THOMAS, D. B. 1992. Taxonomic Synopsis of the Asopine Pentatomidae (Heteroptera) of the Western Hemisphere. Thomas Say Monograph 16. Lanham, Entomological Society of America, 156 p."]}
Grazia, Jocélia, Campos, Luiz A.
openaire   +1 more source

An ecclesiastical court: Christian nationalism and perceptions of the US Supreme Court

open access: yesAmerican Journal of Political Science, EarlyView.
Abstract Recently, scholars have increasingly examined the unique blending of Christian and political ideology known as Christian nationalism. During this period, the US Supreme Court has increasingly ruled in ways that favor Christian nationalism, and Court watchers have criticized several justices for showing bias toward Christianity at best and ...
Miles T. Armaly   +3 more
wiley   +1 more source

On the formation of Basu's Type III (peeled orange) gunshot residues

open access: yesDefence Technology, 2019
In a famous paper published in 1982, a very special class of gunshot residue particles (GSR) was named by Samarendra Basu “peeled orange”, due to their particular structure, consisting of a barium/antimony core covered by an outer lead leaflet.
Felice Nunziata, Matteo Donghi
doaj   +1 more source

Mankiw's Puzzle on Consumer Durables: A Misspecification [PDF]

open access: yes
Mankiw (1982) shows that consumer durables expenditures should follow a linear ARMA(1,1) process, but the data analyzed supports an AR(1) process instead; thus, a puzzle.
Tam Bang Vu
core  

A Comparative Review of Specification Tests for Diffusion Models

open access: yesInternational Statistical Review, EarlyView.
Summary Diffusion models play an essential role in modelling continuous‐time stochastic processes in the financial field. Therefore, several proposals have been developed in the last decades to test the specification of stochastic differential equations.
A. López‐Pérez   +3 more
wiley   +1 more source

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