Results 141 to 150 of about 11,987,045 (279)

Nonparametric Survival Estimation With Contaminated and Adjudicated Events

open access: yesScandinavian Journal of Statistics, EarlyView.
ABSTRACT We study the conditional expert Kaplan–Meier estimator, an extension of the classical Kaplan–Meier estimator designed for time‐to‐event data subject to both right‐censoring and contamination. Such contamination, where observed events may not reflect true outcomes, is common in applied settings, including insurance and credit risk, where expert
Martin Bladt, Kristian Vilhelm Dinesen
wiley   +1 more source

Methods in Critical Care

open access: yes, 1980
vii.484 hal.; 27 ...
Methods
core  

On the Design of Terminal Ingredients in Periodic Model Predictive Path‐Following

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 4, December 2026.
ABSTRACT Establishing recursive feasibility and convergence for nonlinear model predictive path‐following control (MPPFC) is a non‐trivial task, particularly when following periodic reference paths. We propose a procedure for the design of terminal ingredients in MPPFC for constrained nonlinear systems.
Mohamed Abou‐Taleb   +3 more
wiley   +1 more source

Bifurcations and Hyperchaos in Mathematical Models of Sleep. [PDF]

open access: yesBioengineering (Basel)
Scibilia A, Fortuna L.
europepmc   +1 more source

Proto‐Panic Modulation by Caffeine‐Proteinoid Complexes

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 41, November 5, 2026.
Caffeine–proteinoid microspheres synthesized by thermal polymerization exhibit compartmentalized drug loading with encapsulation efficiencies of 61%–82% and triphasic release kinetics. Electrochemical monitoring reveals multi‐scale oscillatory dynamics consistent with chaotic and damped harmonic behavior, while Boolean logic operations demonstrate ...
Panagiotis Mougkogiannis   +1 more
wiley   +1 more source

A multifaceted approach for obstructive sleep apnea classification from ECG signal using deep learning. [PDF]

open access: yesNPJ Biol Timing Sleep
Varghese AJ   +6 more
europepmc   +1 more source

QG‐Python: A Reproducible 1.5‐Layer Quasi‐Geostrophic Modelling Service With Direct Sparse Solvers, Spectral Stability Diagnostics and Filter Sensitivity Data

open access: yesGeoscience Data Journal, Volume 13, Issue 4, October 2026.
QG‐Python is an open, reproducible 1.5‐layer quasi‐geostrophic modelling service whose published diagnostics show that the classical von Neumann bound underestimates the true Leapfrog stability limit by a factor of 13.7, and that the Robert–Asselin–Williams filter reduces kinetic energy and enstrophy biases from ~21% and ~45% to under 4%.
Elias D. Nino‐Ruiz
wiley   +1 more source

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