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Path Integration Changes as a Cognitive Marker for Vascular Cognitive Impairment?—A Pilot Study [PDF]

open access: yesFrontiers in Human Neuroscience, 2020
Path integration spatial navigation processes are emerging as promising cognitive markers for prodromal and clinical Alzheimer’s disease (AD). However, such path integration changes have been less explored in Vascular Cognitive Impairment (VCI), despite ...
Ellen Lowry   +5 more
doaj   +3 more sources

Composing egocentric and allocentric maps for flexible navigation. [PDF]

open access: yesPLoS Computational Biology
Egocentric representations of the environment have historically been relegated to being used only for simple forms of spatial behaviour such as stimulus-response learning.
Daniel Shani, Peter Dayan
doaj   +2 more sources

Cognitive load in switching between egocentric and allocentric spatial frames of reference: a pupillometry study [PDF]

open access: yesScientific Reports
Every day we combine and switch between body-centered (egocentric) and object-centered (allocentric) spatial representations. Several studies so far have reported a greater difficulty to switch from an allocentric reference frame to an egocentric one ...
Renato Orti   +4 more
doaj   +2 more sources

نظرية الأوصاف الخفية عند کيث دونيلان [PDF]

open access: yesMaǧallaẗ Kulliyyaẗ Al-ādāb Ǧāmiʿaẗ Būrsaʿīd, 2022
قدّم "کيث دونيلان" تحليلًا للبُعد الأنطولوجي لنظرية الأوصاف يختلف عمَّا قدمه غيره من المناطقة وفلاسفة اللغة، وکان أبرز ذلک التحليل التمييز بين مايريد المتکلم الإشارة إليه بدقة، أو إسناد صفةٍ له، وبين الاستخدام الإحالي الدلالي، والاستخدام الإسنادي للأوصاف،
محمد سيد محمد أبوالعلا
doaj   +1 more source

Egocentric videoconferencing [PDF]

open access: yesACM Transactions on Graphics, 2020
We introduce a method for egocentric videoconferencing that enables hands-free video calls, for instance by people wearing smart glasses or other mixed-reality devices. Videoconferencing portrays valuable non-verbal communication and face expression cues, but usually requires a front-facing camera.
Elgharib, Mohamed   +7 more
openaire   +4 more sources

Older Adults Show Reduced Spatial Precision but Preserved Strategy-Use During Spatial Navigation Involving Body-Based Cues

open access: yesFrontiers in Aging Neuroscience, 2021
Older adults typically perform worse on spatial navigation tasks, although whether this is due to degradation of memory or an impairment in using specific strategies has yet to be determined.
Andrew S. McAvan   +10 more
doaj   +1 more source

Egocentric and Allocentric Reference Frames Can Flexibly Support Contextual Cueing

open access: yesFrontiers in Psychology, 2021
We investigated if contextual cueing can be guided by egocentric and allocentric reference frames. Combinations of search configurations and external frame orientations were learned during a training phase.
Lei Zheng   +4 more
doaj   +1 more source

Egocentric and Allocentric Spatial Memory in Korsakoff’s Amnesia

open access: yesFrontiers in Human Neuroscience, 2020
The goal of the present study was to investigate spatial memory in a group of patients with amnesia due to Korsakoff’s syndrome (KS). We used a virtual spatial memory task that allowed us to separate the use of egocentric and allocentric spatial ...
Gabriele Janzen   +6 more
doaj   +1 more source

Enactment of one-to-many communication may induce self-focused attention that leads to diminished perspective taking: The case of Facebook [PDF]

open access: yesJudgment and Decision Making, 2013
Social networking sites (SNSs) provide users with an efficient interface for distributing information, such as photos or wall posts, to many others simultaneously.
Wen-Bin Chiou, Chun-Chia Lee
doaj   +2 more sources

A Critical Review of Spatial Abilities in Down and Williams Syndromes: Not All Space Is Created Equal

open access: yesFrontiers in Psychiatry, 2021
Down syndrome (DS, Trisomy 21) and Williams syndrome (WS) are two neurodevelopmental disorders of genetic origin that are accompanied by mild to moderate intellectual disability but exhibit distinct cognitive profiles.
Pamela Banta Lavenex   +2 more
doaj   +1 more source

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