相关实验视频

Updated: Jun 22, 2025

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

一个基于视觉增益场的跨撒卡德注意力分配的计算帐户

William J Harrison^1,2,3, Imogen Stead², Thomas S A Wallis^4,5

¹Psychology, School of Health, University of the Sunshine Coast, Sippy Downs, QLD 4556, Australia.

Proceedings of the National Academy of Sciences of the United States of America

|June 28, 2024

概括

视觉注意力精确地跟踪物体的位置在现实世界中,即使在眼睛运动 (saccades). 这表明早期的视觉处理使用以世界为中心的坐标来实现目标导向的行为.

科学领域:

神经科学是一个神经科学.
认知科学认知科学
视觉感知视觉感知视觉感知

背景情况:

目标导向行为依赖于跟踪对象位置.
早期的视觉区域根据视网膜位置映射物体,而不是世界坐标.
通过眼睛运动计算世界引用的空间信息是一个关键的辩论.

研究的目的:

为了调查隐藏的注意力转移是否准确地跟踪眼睛运动期间的现实世界对象位置.
探索注意力选择性的精度,跨越分秒.
开发一种模型,以世界参考坐标来解释注意力分配.

主要方法:

人类观察员执行的任务涉及秘密的注意力转移在saccades.
对注意力选择性进行了精确度和时间准确度的测量.
基于神经生理学数据开发了一个计算观察者模型.

主要成果:

注意选择性表现出了显著的精确性,受到冲刺的最小影响.
观察者模型成功地汇总了人类数据.
该模型解释了眼睛运动中注意力分配到与任务无关的位置.

结论:

视觉注意力在现实世界的坐标系统中运行.
这种以世界为参考的空间计算在早期的皮层处理中迅速发生.
这些发现挑战了先前的模型,并为眼睛运动中的注意力现象提供了温和的解释.

关键词:

积极的视力是积极的视力.分类图像图像分类图像获得领域获得领域.观察者模型观察者模型视觉稳定性的视觉稳定性

更多相关视频

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

相关概念视频

Association Areas of the Cortex

Association Areas of the Cortex

Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...