Results 201 to 210 of about 51,114 (288)

Looking Back to 1991 Economic Forecasting: Introducing Cointegration

open access: yesOxford Bulletin of Economics and Statistics, Volume 88, Issue 1, Page 1-21, February 2026.
ABSTRACT Originally written in 1991 to advance the formal analysis of macroeconomic forecasting models and methods following the development of cointegration, alternative forecasting devices, conditional and unconditional forecasts, and data accuracy are considered.
David F. Hendry
wiley   +1 more source

Enumerating Finitary Processes. [PDF]

open access: yesEntropy (Basel)
Johnson BD   +3 more
europepmc   +1 more source

Estimating Aggregate Relationships in Panel Data via the LASSO

open access: yesOxford Bulletin of Economics and Statistics, Volume 88, Issue 1, Page 22-35, February 2026.
ABSTRACT This article is concerned with the estimation of aggregate relationships among a potentially large number of panel data variables in the presence of unobserved heterogeneity in the form of interactive effects, an empirically very relevant scenario that has not been considered before.
Joakim Westerlund, Luca Margaritella
wiley   +1 more source

Missing value replacement in strings and applications. [PDF]

open access: yesData Min Knowl Discov
Bernardini G   +6 more
europepmc   +1 more source

Non‐Linear Reduced Order Modelling of Transonic Potential Flows for Fast Aerodynamic Analysis

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 2, 30 January 2026.
ABSTRACT This work presents a physics‐based reduced order modelling (ROM) framework for the efficient simulation of steady transonic potential flows around aerodynamic configurations. The approach leverages proper orthogonal decomposition and a least‐squares Petrov‐Galerkin (LSPG) projection to construct intrusive ROMs for the full potential equation ...
M. Zuñiga   +3 more
wiley   +1 more source

Evaluating Machine Learning Weather Models for Data Assimilation: Fundamental Limitations in Tangent Linear and Adjoint Properties

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract Machine learning (ML) weather models like GraphCast and NeuralGCM show forecasting promise but face fundamental limitations for data assimilation (DA) integration. This study reveals critical problems in error covariance representation and adjoint sensitivity patterns challenging their operational viability.
Xiaoxu Tian   +2 more
wiley   +1 more source

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