Results 181 to 190 of about 501,007 (273)

Modeling the Intermediate Flow Regime in Flow‐Compensated Intravoxel Incoherent Motion MRI

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose The intravoxel incoherent motion (IVIM) model is commonly used to separate the effects of motion related to diffusion and blood microcirculation (perfusion) on the MR signal. Depending on the encoding time (T), it is possible to probe the different temporal regimes of blood motion, which resemble a ballistic flow at short T and a ...
Louise Rosenqvist   +5 more
wiley   +1 more source

An Exact Method for Reliable Shortest Path Problems With Correlation

open access: yesNetworks, EarlyView.
ABSTRACT Shortest path problems often arise in contexts where travel times are uncertain. In these settings, reliable paths are often valued more than paths with lower expected travel times. This has led to several variants of reliable shortest path problems (RSPP) that handle travel time reliability differently. We propose an algorithmic framework for
Esteban Leiva   +3 more
wiley   +1 more source

Righting Past Wrongs Through Restorative Justice: Managerial Motivations for Collaboration

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT Nonprofits are crucial to state collaborations as their embedded nature in communities allows them to gain the trust necessary to facilitate change and enhance strengths. As nonprofits collaborate with the public sector to tackle systemic challenges, understanding managerial motivations for collaboration and implications for social change is ...
Kara L. Lawrence   +2 more
wiley   +1 more source

Fundraising as Contracting: Why Nonprofits Accept In‐Kind Donations

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT In‐kind (nonmonetary) donations are a popular form of philanthropy that have received much less scholarly attention than monetary gifts. This study documents the prevalence of types of in‐kind giving and associated organizational practices, then explores links between the perceptions of nonprofit managers, organizational practices, and ...
Elizabeth Searing   +3 more
wiley   +1 more source

Impacts of Harvesting Activities on the Structure of the Intertidal Macrobenthic Community on Lvhua Island, China. [PDF]

open access: yesBiology (Basel)
Wang S   +9 more
europepmc   +1 more source

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