简介:在三维空间中,回归的阻碍是由深度和对象成员身份调节的.
Hanna Haponenko1, Noah Britt1, Brett Cochrane2
1McMaster University, Department of Psychology, Neuroscience & Behaviour.
概括
当注意力从远处转移到近处在3D空间中的单独对象时,回归抑制 (IOR) 降低. 这种效果取决于对象结构和深度配置.
科学领域:
- 认知心理学 认知心理学
- 视觉注意力研究研究 视觉注意力研究
- 人与计算机的互动.
背景情况:
- 回归抑制 (IOR) 是视觉注意力的基本机制.
- 在三维 (3D) 环境中理解IOR对于实现现实的模拟至关重要.
- 以前的研究主要集中在二维空间布局上.
研究的目的:
- 调查深度和物体结构如何影响回归抑制 (IOR).
- 在计算机模拟的3D环境中检查IOR.
- 确定深度影响IOR的条件.
主要方法:
- 在一个3D模拟环境中进行了一项指导目标定位实验.
- 线索和目标在不同的深度和对象配置 (单个对不同的对象) 呈现.
- 通过比较相同深度与不同深度试验的反应时间来测量IOR.
主要成果:
- 与相同深度条件相比,对于远近的空间转移,IOR被减少.
- 只有当线索和目标在不同的对象之间,而不是在单个对象内时,才观察到这种减少.
- 对于近至远的空间转移,没有发现深度的显著影响.
结论:
- 阻断回归 (IOR) 是通过3D环境中的深度和对象结构来调节的.
- 这种效应是特定于注意力从更远的位置转移到更近的位置,跨越不同的物体.
- 这些发现强调了空间配置在注意力过程中的重要性.
相关概念视频
Depth Perception and Spatial Vision
1.8K
Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.
1.8K
Support Reactions in Three Dimensions
1.6K
Support reactions in three dimensions help maintain the stability and equilibrium of various structures and systems. These reactions prevent the system from translating and rotating, ensuring the design can withstand external forces and perform its intended function efficiently and safely. Some of the supports providing support reactions in three dimensions are discussed below:
Ball and Socket Joint is one of the supports allowing free rotation about any axis. This freedom of rotation is...
Ball and Socket Joint is one of the supports allowing free rotation about any axis. This freedom of rotation is...
1.6K
Three-Dimensional Force System:Problem Solving
1.3K
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
1.3K
Three-Dimensional Force System
2.8K
In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
2.8K
Feedback Inhibition
56.8K
Biochemical reactions are occurring constantly in cells, converting starting substances to different products, usually with the help of enzymes that speed the reactions. Without enzymes, it would take far too long for most reactions to occur to be useful to the cell!
56.8K
Uniform Depth Channel Flow: Problem Solving
426
To calculate the flow rate for a trapezoidal channel, first, identify the bottom width, side slope, and flow depth of the channel. The cross-sectional area (A) corresponding to the depth of flow (y), channel bottom width (B), and side slope (θ) is determined by:Next, calculate the wetted perimeter, which includes the bottom width and the sloped side lengths in contact with the water. Using the values of the cross-sectional area and the wetted perimeter, determine the hydraulic radius by...
426


