Results 101 to 110 of about 25,546 (258)

Structural Feature Selection in Common Spatial Patterns Using Adaptive Sparse Group Lasso

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT With the advancement of brain–computer interfaces (BCI), motor imagery (MI) electroencephalogram (EEG) decoding can greatly benefit from spatial filtering features derived from common spatial patterns (CSP). However, CSP‐based features often exhibit high redundancy and intersubject variability.
Yadi Wang   +4 more
wiley   +1 more source

Copula–Induced Measures of Concordance

open access: yesDependence Modeling, 2016
We study measures of concordance for multivariate copulas and copulas that induce measures of concordance.
Fuchs Sebastian
doaj   +1 more source

Tail Dependence among Agricultural Insurance Indices: The Case of Iowa County-Level Rainfalls [PDF]

open access: yes
Index insurance has been promoted as a cost-effective risk management alternative for agricultural producers in developing countries. In this paper, we ask whether spatially separated weather variables commonly used in index insurance design, such as ...
Liu, Pu, Miranda, Mario J.
core   +1 more source

Dynamic Bayesian Network for Continuous Health Index Estimation and Condition Assessment of Power Transformers

open access: yesHigh Voltage, EarlyView.
ABSTRACT To address the limitations of traditional transformer health index (HI), such as high dependence on data integrity and inability to assist in diagnosing latent faults, this study proposes an HI prediction method based on dynamic Bayesian network (DBN).
Shuaibing Li   +3 more
wiley   +1 more source

Market‐Driving Capability: An Empirical Study on Antecedents and Consequences

open access: yesBritish Journal of Management, EarlyView.
Abstract What enables market‐driving behaviour, and is it a worthwhile business strategy? This fundamental question intrigues both managers in firms and researchers in marketing and strategic management, yet surprisingly, it remains underexplored. To this end, we assess the antecedents and consequences of market‐driving capability.
Owais Khan   +2 more
wiley   +1 more source

Alleviating small sample problem in continuous forest monitoring with remote sensing-assisted Copulas

open access: yesEcological Indicators
With model-assisted (MA) estimation, remote sensing (RS) has provided auxiliary modeling data to enhance precision in estimators of forest parameters for continuous forest monitoring as mandated by various official reporting instruments.
Xinjie Cheng   +6 more
doaj   +1 more source

Bounds on Capital Requirements For Bivariate Risk with Given Marginals and Partial Information on the Dependence

open access: yesDependence Modeling, 2013
Nelsen et al. [20] find bounds for bivariate distribution functions when there are constraints on the values of its quartiles. Tankov [25] generalizes this work by giving explicit expressions for the best upper and lower bounds for a bivariate copula ...
Bernard Carole   +3 more
doaj   +1 more source

The Syntactic Status of Subject Clitics: A Problem from Venetan SE‐Constructions

open access: yesTransactions of the Philological Society, EarlyView.
Abstract This article reopens the discussion on the syntax of subject clitics (SCLs) in Venetan dialects by providing a problematic piece of data and outlining its theoretical consequences. New evidence from se‐constructions in Alto Polesine Venetan (APV) shows that SCLs resist a unitary categorisation even within the same dialect group: in varieties ...
Marco Fioratti, Leonardo Russo Cardona
wiley   +1 more source

Modelado de parejas aleatorias usando cópulas Modelling Random Couples Using Copulas

open access: yesRevista Colombiana de Estadística, 2009
Las cópulas se han convertido en una herramienta útil para el modelado multivariado tanto estocástico como estadístico. En este artículo se revisan propiedades fundamentales de las cópulas que permitan caracterizar la estructura de dependencia de ...
GABRIEL ESCARELA, ANGÉLICA HERNÁNDEZ
doaj  

Why Are FGM Copulas Successful? A Simple Explanation

open access: yesAdvances in Fuzzy Systems, 2018
One of the most computationally convenient nonredundant ways to describe the dependence between two variables is by describing the corresponding copula.
Songsak Sriboonchitta, Vladik Kreinovich
doaj   +1 more source

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