Results 51 to 60 of about 91,464 (283)

‘They Need to Hear You Say It’: Healthcare Professionals’ Perspectives on Barriers and Enablers to End‐of‐Life Discussions With Adolescents and Young Adults With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT End‐of‐life conversations with adolescents and young adults (AYAs) with cancer rarely occur without the guidance of healthcare professionals. As a part of the ‘Difficult Discussions’ study, focused on palliative care and advance care planning discussions with AYAs with cancer, we investigated the factors that healthcare professionals identify ...
Justine Lee   +9 more
wiley   +1 more source

Discrete Disturbance Observer Design, Analysis and Evaluation for Servo Drive Systems

open access: yesIEEE Open Journal of Industry Applications
Although continuous-time analyzes offer valuable theoretical insights into improving robustness, they often fail to incorporate critical sampling effects and other discrete-time (DT) dynamics essential for practical implementations.
Yussuf Shakhin   +3 more
doaj   +1 more source

Symbolic Models for Stochastic Switched Systems: A Discretization and a Discretization-Free Approach [PDF]

open access: yes, 2014
Stochastic switched systems are a relevant class of stochastic hybrid systems with probabilistic evolution over a continuous domain and control-dependent discrete dynamics over a finite set of modes.
Abate, Alessandro   +2 more
core   +3 more sources

Sampling and Discrete Linear Canonical Transforms [PDF]

open access: yes, 2016
A discrete linear canonical transform would facilitate numerical calculations in many applications in signal processing, scalar wave optics, and nuclear physics. The question is how to define a discrete transform so that it not only approximates the continuous transform well, but also constitutes a discrete transform in its own right, being complete ...
Healy J.J., Ozaktas H.M.
openaire   +4 more sources

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Beyond rotamers: a generative, probabilistic model of side chains in proteins

open access: yesBMC Bioinformatics, 2010
Background Accurately covering the conformational space of amino acid side chains is essential for important applications such as protein design, docking and high resolution structure prediction.
Frellsen Jes   +5 more
doaj   +1 more source

Radar target simulator with complex-valued delay line modeling based on standard radar components [PDF]

open access: yesAdvances in Radio Science, 2018
With increasing radar activities in the automotive, industrial and private sector, there is a need to test radar sensors in their environment. A radar target simulator can help testing radar systems repeatably.
A. R. Diewald, M. Steins, S. Müller
doaj   +1 more source

Convergence of Semi-discrete Stationary Wigner Equation with Inflow Boundary Conditions [PDF]

open access: yes, 2014
Making use of the Whittaker-Shannon interpolation formula with shifted sampling points, we propose in this paper a well-posed semi-discretization of the stationary Wigner equation with inflow BCs.
Li, Ruo, Lu, Tiao, Sun, Zhangpeng
core  

Gram filtering and sinogram interpolation for pixel-basis in parallel-beam X-ray CT reconstruction

open access: yes, 2020
The key aspect of parallel-beam X-ray CT is forward and back projection, but its computational burden continues to be an obstacle for applications.
Entezari, Alireza, Shu, Ziyu
core   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

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