Results 181 to 190 of about 48,454 (295)

CAAF-ResUNet: Adaptive Attention Fusion with Boundary-Aware Loss for Lung Nodule Segmentation. [PDF]

open access: yesMedicina (Kaunas)
Pham TQ   +8 more
europepmc   +1 more source

Quantifying community keystoneness in metacommunities under disturbance

open access: yesOikos, EarlyView.
Understanding how metacommunities respond to natural and anthropogenic disturbances is a key objective in ecology. In this study, we introduce an analytical framework to identify communities whose extirpation triggers stronger (hereafter keystone communities) or weaker (hereafter idle communities) cascading effects on extinction and colonization events
Gabriel Khattar, Pedro R. Peres-Neto
wiley   +1 more source

Elucidating the Role of Chain Stiffness in Conformational Behaviors of Conjugated Polymers in Dilute Solution via Coarse‐Grained Modeling

open access: yesJournal of Polymer Science, EarlyView.
Chain conformations and persistence lengths of conjugated polymers with varying backbone stiffness under different sovlent qualities and temperature conditions. ABSTRACT Conjugated polymers (CPs) are characteristically distinguished by their rigid π‐conjugated backbone and flexible side chains, which play a crucial role in determining their ...
Liujing Wang   +5 more
wiley   +1 more source

2‐Adic Quantum Mechanics, Continuous‐Time Quantum Walks, and the Space Discreteness

open access: yesFortschritte der Physik, EarlyView.
Abstract The authors show that a large class of 2‐adic Schrödinger equations is the scaling limit of certain continuous‐time quantum Markov chains (CTQMCs). Practically, a discretization of such an equation gives a CTQMC. As a practical result, new types of continuous‐time quantum walks (CTQWs) on graphs using two symmetric matrices are constructed ...
W. A. Zúñiga‐Galindo
wiley   +1 more source

Substrate Activation Efficiency in Active Sites of Hydrolases Determined by QM/MM Molecular Dynamics and Neural Networks. [PDF]

open access: yesInt J Mol Sci
Polyakov IV   +5 more
europepmc   +1 more source

Pirana and Integrated PMX Tools, a Workbench for NONMEM, NLME, pyDarwin, and RsNLME

open access: yesCPT: Pharmacometrics &Systems Pharmacology, EarlyView.
ABSTRACT Keizer initially described Pirana as a workbench designed to streamline management of NONMEM modeling, visualization, and analysis. Initial versions of Pirana integrated tools included NONMEM and PSN. As new tools have become available to pharmacometricians, new capabilities have been added to Pirana. These capabilities include: Integration of
Rong Chen   +6 more
wiley   +1 more source

The signal quality of tripolar Laplacian electrogram compared to bipolar electrogram in cardiac electrophysiology. [PDF]

open access: yesJ Arrhythm
Yamashita S   +7 more
europepmc   +1 more source

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