Results 91 to 100 of about 2,848,894 (250)

Inhibitory deficits in Klinefelter syndrome are secondary to deficits in the auditory and motor domain

open access: yesNeuroImage: Clinical
Deficits in several cognitive domains are prevalent in men with Klinefelter Syndrome (KS). Verbal deficits are among the most characteristic cognitive impairments of KS, yet other cognitive domains also exhibit deficits.
RenĂ© J. Huster   +4 more
doaj   +1 more source

Psychotic relapse prediction via biomarker monitoring: a systematic review

open access: yesFrontiers in Psychiatry
BackgroundAssociating temporal variation of biomarkers with the onset of psychotic relapse could help demystify the pathogenesis of psychosis as a pathological brain state, while allowing for timely intervention, thus ameliorating clinical outcome.
Alexandros Smyrnis   +5 more
doaj   +1 more source

Impact of Power Allocation and Antenna Directivity in the Capacity of a Multiuser Cognitive Ad Hoc Network [PDF]

open access: yes, 2012
This paper studies the benefits that power control and antenna directivity can bring to the capacity of a multiuser cognitive radio network. The main objective is to optimize the secondary network sum rate under the capacity constraint of the primary ...
Alfonso, V.   +3 more
core   +1 more source

Optimal power control in Cognitive MIMO systems with limited feedback

open access: yes, 2014
In this paper, the problem of optimal power allocation in Cognitive Radio (CR) Multiple Input Multiple Output (MIMO) systems is treated. The focus is on providing limited feedback solutions aiming at maximizing the secondary system rate subject to a ...
Berberidis, Kostas   +2 more
core   +1 more source

Training cognitive control [PDF]

open access: yes, 2018
Cognitive control over (eating) behavior is based on executive functions, an umbrella term for cognitive processes such as working memory, inhibition and cognitive flexibility. We examined whether executive functions play a role in eating behavior and weight loss, and whether these functions can be trained in order to prevent overeating.
openaire   +2 more sources

A Formal Approach to Modeling the Cost of Cognitive Control

open access: yes, 2017
This paper introduces a formal method to model the level of demand on control when executing cognitive processes. The cost of cognitive control is parsed into an intensity cost which encapsulates how much additional input information is required so as to
Ahmed, Nesreen K.   +6 more
core  

Unified and distinct cognitive control deficits in adolescents with cognitive disengagement syndrome and learning burnout

open access: yesFrontiers in Psychiatry
IntroductionCognitive disengagement syndrome (CDS) is a psychological disorder characterized by daydreaming, mental fogginess, and slow thinking, while learning burnout (LB) is characterized by a passive and inattentive attitude toward learning.
Yuhan Weng   +18 more
doaj   +1 more source

Memory and cognition in schizophrenia. [PDF]

open access: yes, 2019
Episodic memory deficits are consistently documented as a core aspect of cognitive dysfunction in schizophrenia patients, present from the onset of the illness and strongly associated with functional disability.
Carter, CS, Guo, JY, Ragland, JD
core  

Rehabilitation robot cell for multimodal standing-up motion augmentation [PDF]

open access: yes, 2005
The paper presents a robot cell for multimodal standing-up motion augmentation. The robot cell is aimed at augmenting the standing-up capabilities of impaired or paraplegic subjects.
Bajd, T.   +3 more
core  

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