نتایج جستجو برای: brain information

تعداد نتایج: 1587698  

Journal: :iScience 2021

Despite advances in artificial intelligence models, neural networks still cannot achieve human performance, partly due to differences how information is encoded and processed compared brain. Information an network (ANN) represented using a statistical method as fitting function, enabling handling of structural patterns image, text, speech processing. However, substantial changes the characteris...

Journal: :iranian journal of nuclear medicine 2006
shahram dabiri oskooei alireza naseri farshad seyednezhad amir ghasemi jangjoo mohammad mohammadzadeh

introduction: 99mtc-mibi has been proposed for use as an imaging agent for various tumors, including breast cancer, lung cancer, lymphomas, melanomas and brain neoplastic lesions. brain tumors are very common and radiotherapy being major part of treatment following surgery. after radiotherapy, deteriorating clinical status can be due to either radiation necrosis or recurrent tumor. computed tom...

Journal: :journal of research in medical sciences 0
abbas ghorabani neurology department, isfahan university of medical sciences, isfahan, iran. fereshteh ashtari neurology department and isfahan neuroscience reserach center, isfahan university of medical sciences farzad fatehi neurology department and medical education research center, isfahan university of medical sciences

background: the goal of this study was to determine the reliability of tcd in evaluation of vertebrobasilar arteries in comparison with brain mra in patients suffering from acute vertebrobasilar stroke. methods: samples were patients with definite clinical diagnosis of vertebrobasilar stroke. for all patients brain mri, mra and tcd were performed during the first 48 hours of admission. basilar ...

Journal: Evidence Based Care 2015

Background: The sudden nature of confrontation with brain death complicates organ donation request and makes the understanding difficult  for the family. Understanding the experience of these families with inductive approach provides a better understanding of their problems and explains the approaches to help families in this difficult and complex situation. Aim: To discover mental concerns and...

Javad Eynypour, Maryam Bayat, Sara Pashang,

Background and Aim: Internet addiction means excessive and unnecessary use of the Internet. The aim of this study was to investigate the role of brain-behavioral systems in Internet addiction among university students. Materials and Methods: This was a descriptive and correlational research. The statistical population was all the students of Islamic Azad University, Karaj Branch in the academi...

Introduction: Autism is a heterogeneous neurodevelopmental disorder associated with social, cognitive and behavioral impairments. These impairments are often reported along with alteration of the brain structure such as abnormal changes in the grey matter (GM) density. However, it is not yet clear whether these changes could be used to differentiate various subtypes of autism spectrum disorder ...

beiki, F, Koochaki, GH, Taghavi, A,

Background and Objective: In the process of learning, interaction and organization of both the right and left hemispheres of the brain are involved. The different functions of each hemisphere and the different capacity and learning strategies show that people do not learn in the same way. Paying attention to the capabilities of both hemispheres of the brain in the learning process can lead to a...

Background. Attention is considered as a resource for storing and processing memory activities. Without attention, no perceptual processing takes place in the brain as the information (whether visual or auditory) cannot enter the brain. Objectives. The purpose of this study was to investigate and compare the attention of individuals to sports and non-sports advertising using brain activities...

Gut microbiota regulates the production of signaling molecules, such as serotonin or 5-Hydroxytryptamine: 5-HT in the host. Serotonin is a biogenic amine that acts as a neurotransmitter in the gut and brain. There is a perfect interaction between human gastrointestinal microbiota and the serotonin system. The gut microbiota plays an important role in the serotonin signaling pathways through the...

Journal: :Applied Network Science 2017
Marcus Märtens Jil Meier Arjan Hillebrand Prejaas Tewarie Piet Van Mieghem

*Correspondence: [email protected] 1Delft University of Technology, Faculty of Electrical Engineering, Mathematics and Computer Science, P.O Box 5031, Delft, The Netherlands Full list of author information is available at the end of the article Abstract Recent work has revealed frequency-dependent global patterns of information flow by a network analysis of magnetoencephalography data of th...

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