Spatial Pair-Copula Model of Grade for an Anisotropic Gold Deposit
Sign Up to like & getrecommendations! Published in 2018 at "Mathematical Geosciences"
DOI: 10.1007/s11004-018-9757-7
Abstract: Copulas provide a convenient way to express multivariate distribution. In this study, pair-copula modelling is applied to a gold deposit in Western Ghana. The dataset for the gold deposit has 1500 surface soil samples on… read more here.
Keywords: pair; gold deposit; spatial pair; copula ... See more keywords
Pair copula construction for longitudinal data with zero-inflated power series marginal distributions
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Biopharmaceutical Statistics"
DOI: 10.1080/10543406.2020.1832108
Abstract: ABSTRACT Assessing the temporal dependency among outcomes under investigation is critical in many fields. One complication in the modeling process of the discrete longitudinal data is the presence of excess zeros. We propose a framework… read more here.
Keywords: longitudinal data; copula construction; power series; pair copula ... See more keywords
A Novel Fault Prediction Method of Wind Turbine Gearbox Based on Pair-Copula Construction and BP Neural Network
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2994077
Abstract: Among the various maintenance technologies of wind turbines, online fault prediction technology is a kind of more cost-effective and reliable method. It may also be the most promising method for wind turbines with potential mechanical… read more here.
Keywords: copula model; method; copula; prediction ... See more keywords