Results 221 to 230 of about 7,057,920 (327)

Joint Estimation and Bandwidth Selection in Partially Parametric Models

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT We propose a single‐step approach to estimating a model with both a known nonlinear parametric component and an unknown nonparametric component. We study the large sample behavior of a simultaneous optimization routine that estimates both the parameter vector of the parametric component and the bandwidth vector used to smooth the unknown ...
Daniel J. Henderson   +2 more
wiley   +1 more source

A Consistent Heteroskedasticity‐Robust LM‐Type Specification Test for Semiparametric Models

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT This article develops a heteroskedasticity‐robust Lagrange Multiplier‐type specification test for semiparametric regression models. The test is able to detect a wide class of deviations from the null hypothesis. The test statistic is based on the estimates from the restricted semiparametric model, can be computed in a regression‐based way, and
Ivan Korolev
wiley   +1 more source

Profiling Protein Citrullination in Extracellular Vesicles by Single‐Molecule Detection Using Direct Stochastic Optical Reconstruction Microscopy

open access: yesJournal of Biophotonics, EarlyView.
This study identifies post‐translationally citrullinated/deiminated protein cargoes co‐localised to EV subtypes, using super resolution microscopy and dSTORM imaging. The findings expand current understanding of post‐translational modifications in EV‐mediated cellular communication.
Sarah R. Needham   +7 more
wiley   +1 more source

Representative Random Sampling of Chemical Space. [PDF]

open access: yesJ Chem Theory Comput
Monterrubio-Chanca DJ, von Rudorff GF.
europepmc   +1 more source

Subsquares in Random Latin Squares and Rectangles

open access: yesJournal of Combinatorial Designs, EarlyView.
ABSTRACT A k×n $k\times n$ partial Latin rectangle is C‐sparse $C \mbox{-} \mathrm{sparse}$ if the number of nonempty entries in each row and column is at most C $C$ and each symbol is used at most C $C$ times. We prove that the probability a uniformly random k×n $k\times n$ Latin rectangle, where k<(1∕2−α)n $k\lt (1\unicode{x02215}2-\alpha )n ...
Alexander Divoux   +3 more
wiley   +1 more source

Cyclothymic‐hypersensitive temperament in early adolescence: Longitudinal measurement invariance and associations with psychopathology over time

open access: yesJCPP Advances, EarlyView.
Abstract Background Cyclothymic‐Hypersensitive Temperament (CHT) is characterised by mood instability, interpersonal hypersensitivity, and emotional hyperreactivity, traits frequently observed in general population as well as clinical settings but often eluding strict diagnostic classifications.
Anna Pezzella   +9 more
wiley   +1 more source

The Variance-Gamma Product Distribution. [PDF]

open access: yesResults Math
Gaunt RE, Li S, Sutcliffe HL.
europepmc   +1 more source

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