Results 51 to 60 of about 462 (184)

Tail dependence functions and vine copulas

open access: yesJournal of Multivariate Analysis, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Joe, Harry   +2 more
openaire   +2 more sources

Operational Convection‐Permitting COSMO/ICON Ensemble Predictions at Observation Sites (CIENS)

open access: yesGeoscience Data Journal, Volume 13, Issue 1, January 2026.
Map of synoptic stations in Germany for which ensemble forecasts and observations are provided in the CIENS dataset. Colours represent the station altitude in metres. ABSTRACT We present the CIENS dataset, which contains ensemble weather forecasts from the operational convection‐permitting numerical weather prediction model of the German Weather ...
Sebastian Lerch   +6 more
wiley   +1 more source

A Century of Drought Research (1900–2023): Scientific Developments, Methodological Innovations, and Emerging Frontiers

open access: yesWater Resources Research, Volume 62, Issue 1, January 2026.
Abstract Drought significantly affects water resources, agriculture, energy, and ecosystems, revealing enduring socio‐economic vulnerabilities over the centuries. This review synthesizes a century of development and recent advances in drought research (1900–2023), drawing on a bibliometric analysis of over 152,000 peer‐reviewed publications. The review
Amitesh Sabut, Ashok Mishra
wiley   +1 more source

Design flood estimation of cascade reservoirs based on vine-copula flood regional composition

open access: yesJournal of Hydrology: Regional Studies
Study region: The study region is the Yalong River basin, the largest tributary of the Jinsha River in China. Study focus: The most likely flood regional composition (MLFRC) method has been widely used to estimate the design flood of cascade reservoirs ...
Sirui Zhong   +4 more
doaj   +1 more source

Application of a Vine Copula for Multi-Line Insurance Reserving

open access: yesRisks, 2020
This article introduces a novel use of the vine copula which captures dependence among multi-line claim triangles, especially when an insurance portfolio consists of more than two lines of business. First, we suggest a way to choose an optimal joint loss
Himchan Jeong, Dipak Dey
doaj   +1 more source

Flexibility Assessment in AC/DC Hybrid Distribution Networks via Spatiotemporal Source‐Load Scenario Generation

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This study develops a spatiotemporal source‐load scenario generation framework using Copula‐Markov chains, R‐Vine Copulas and user behaviour models. A novel flexibility assessment framework quantifies supply‐demand imbalances, showing flexibility resources like demand response and VSC capacity shape system flexibility. ABSTRACT Global energy transition
Kang Yue   +5 more
wiley   +1 more source

Bayesian Estimation of R-Vine Copula with Gaussian-Mixture GARCH Margins: An MCMC and Machine Learning Comparison

open access: yesMathematics
This study proposes Bayesian estimation of multivariate regular vine (R-vine) copula models with generalized autoregressive conditional heteroskedasticity (GARCH) margins modeled by Gaussian-mixture distributions.
Rewat Khanthaporn, Nuttanan Wichitaksorn
doaj   +1 more source

Scenario Generation Approach of Regional Wind Power Driven by Meteorological Data

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
This paper proposes a meteorological data‐driven approach for generating regional wind power scenarios that adapt to future capacity expansion. By selecting WPAPs, classifying wind speed patterns, and designing a DCNN, the method produces credible and heterogeneous time‐series scenarios.
Qian Kai   +3 more
wiley   +1 more source

Univariate conditioning of vine copulas

open access: yesJournal of Multivariate Analysis, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

A Scenario Generation Method for Wind/PV Power Outputs and Load Sequences Preserving Extreme Scenario Characteristics

open access: yesIET Renewable Power Generation, Volume 20, Issue 1, January/December 2026.
This paper proposes a scenario generation method for wind/photovoltaic power outputs and load sequences, which is able to preserve the characteristics of extreme scenarios. The method extracts extreme scenarios via an iterative procedure and generates conventional scenarios using a double‐layer Markov chain Monte Carlo model.
Xiong Wu   +4 more
wiley   +1 more source

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