Results 11 to 20 of about 449,569 (305)

Functional neuroimaging of traumatic brain injury: advances and clinical utility

open access: yesNeuropsychiatric Disease and Treatment, 2015
Andrei Irimia, John Darrell Van Horn USC Stevens Neuroimaging and Informatics Institute, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA Abstract: Functional deficits due to traumatic brain injury (TBI) can have ...
Irimia A, Van Horn JD
doaj   +1 more source

Brain contrast-enhanced ultrasonography and elastography in infants [PDF]

open access: yesUltrasonography, 2022
Advanced ultrasound techniques, including brain contrast-enhanced ultrasonography and elastography, are increasingly being explored to better understand infant brain health.
Misun Hwang   +4 more
doaj   +1 more source

Utility functional magnetic resonance imaging in children with epilepsy [PDF]

open access: yesRomanian Journal of Neurology, 2011
Evaluation of brain imaging has evolved over the past 15 years, moving from analyzing the structure to function through functional magnetic resonance imagery (fMRI).
Oana Tarta-Arsene   +5 more
doaj   +1 more source

Lipschitz Bernoulli Utility Functions

open access: yesMathematics of Operations Research, 2023
We obtain several variants of the classic von Neumann–Morgenstern expected utility theorem with and without the completeness axiom in which the derived Bernoulli utility functions are Lipschitz. The prize space in these results is an arbitrary separable metric space, and the utility functions are allowed to be unbounded.
Efe A. Ok, Nik Weaver
openaire   +2 more sources

Estimating health state utilities in Duchenne muscular dystrophy using the health utilities index and EQ-5D-5L

open access: yesJournal of Patient-Reported Outcomes, 2023
Background The progression of Duchenne muscular dystrophy (DMD) is characterized by loss of ambulation, respiratory insufficiency, cardiomyopathy, and early mortality. DMD profoundly impacts health-related quality-of-life (HRQoL).
Ivana F. Audhya   +9 more
doaj   +1 more source

Time Functions as Utilities [PDF]

open access: yesCommunications in Mathematical Physics, 2010
Every time function on spacetime gives a (continuous) total preordering of the spacetime events which respects the notion of causal precedence. The problem of the existence of a (semi-)time function on spacetime and the problem of recovering the causal structure starting from the set of time functions are studied.
openaire   +2 more sources

Understanding complex functional wiring patterns in major depressive disorder through brain functional connectome

open access: yesTranslational Psychiatry, 2021
Brain function relies on efficient communications between distinct brain systems. The pathology of major depressive disorder (MDD) damages functional brain networks, resulting in cognitive impairment.
Zhiyun Yang   +9 more
doaj   +1 more source

A Utile Function Optimizer

open access: yes2007 IEEE Congress on Evolutionary Computation, 2007
We recast the problem of unconstrained continuous evolutionary optimization as inference in a fixed graphical model. This approach allows us to address several pervasive issues in optimization, including the traditionally difficult problem of selecting an algorithm that is most appropriate for a given task.
Christopher K. Monson   +2 more
openaire   +2 more sources

ADMM-Based Differential Privacy Learning for Penalized Quantile Regression on Distributed Functional Data

open access: yesMathematics, 2022
Alternating Direction Method of Multipliers (ADMM) is a widely used machine learning tool in distributed environments. In the paper, we propose an ADMM-based differential privacy learning algorithm (FDP-ADMM) on penalized quantile regression for ...
Xingcai Zhou, Yu Xiang
doaj   +1 more source

Utility and Limitations of Using Gene Expression Data to Identify Functional Associations. [PDF]

open access: yesPLoS Computational Biology, 2016
Gene co-expression has been widely used to hypothesize gene function through guilt-by association. However, it is not clear to what degree co-expression is informative, whether it can be applied to genes involved in different biological processes, and ...
Sahra Uygun   +4 more
doaj   +1 more source

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