调查响应自关联对串行依赖的n-back分析对响应自关联的影响
Davide Esposito1,2, Michele Fornaciai3,4, Monica Gori1,5
1Unit for Visually Impaired People, Istituto Italiano di Tecnologia, Genoa, Italy.
Journal of vision
|January 22, 2026
概括
连续依赖,过去的刺激影响当前的感知,可能比假设的寿命更短. 响应自相关性可以膨胀这些效应,建议在分析过去的试验时谨慎行事.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 计算建模计算建模
背景情况:
- 感知和决策受到过去的刺激和反应的影响,这种现象被称为串行依赖.
- 这种效应可以超出最近的过去试验,但潜在的反应自相关性可能会膨胀远程效应.
研究的目的:
- 调查响应自相关性在膨胀串行依赖效应中的作用.
- 开发方法来减轻序列依赖研究中的虚假发现.
主要方法:
- 对序列依赖模型的分析,以评估跨试验的响应衰变.
- 开发一种分析工具来纠正响应自相关性.
- 将开发的工具应用于现实世界的数据集.
主要成果:
- 响应自相关性可以导致膨胀的连续依赖效应,即使考虑到过去的刺激.
- 在试验中反应效应的缓慢衰减增加了虚假发现的可能性.
- 对真实数据集的分析表明,两次试验的效应可能被高估了.
结论:
- 连续依赖可能比以前认为的时间范围更有限.
- 在解释跨越多个过去试验的序列依赖效应时,建议谨慎.
- 开发的分析工具可以帮助完善对串行依赖中的时间动态的理解.
相关概念视频
Serial Position Effect
531
The serial position effect is a cognitive phenomenon where individuals are more likely to recall the first and last items in a list compared to those in the middle. This effect is divided into the primacy effect and the recency effect. The primacy effect is observed when the initial items in a list are remembered better. This occurs because these items are rehearsed more frequently or receive more elaborative processing, allowing them to be encoded into long-term memory more effectively. For...
531
Frequency-dependent Selection
23.1K
When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.
23.1K
Drug Dependence
1.6K
Medications are typically administered to achieve therapeutic effects. Some drugs can modify an individual's mood and perception, frequently resulting in various enjoyable experiences. However, this can result in drug dependency, a condition marked by continuous drug use despite potential negative consequences. Drug dependency primarily falls into two categories: psychological and physical dependence. Psychological dependence occurs when the pleasurable feelings induced by the drug...
1.6K
Contact-dependent Signaling
46.9K
Contact-dependent signaling, as the name suggests, requires that communicating cells be in direct contact with each other. This is achieved either through receptor-ligand interactions or by specialized cytoplasmic channels that allow the flow of small molecules between cells. In animal cells, channels called gap junctions facilitate contact-dependent signaling in certain tissues, whereas, plasmodesmata perform a similar function in plants.
Gap Junctions
In animal cells, gap junctions are formed...
Gap Junctions
In animal cells, gap junctions are formed...
46.9K
Temperature Dependence on Reaction Rate
88.6K
The Collision Theory
Atoms, molecules, or ions must collide before they can react with each other. Atoms must be close together to form chemical bonds. This premise is the basis for a theory that explains many observations regarding chemical kinetics, including factors affecting reaction rates.
The collision theory is based on the postulates that (i) the reaction rate is proportional to the rate of reactant collisions, (ii) the reacting species collide in an orientation allowing contact between...
Atoms, molecules, or ions must collide before they can react with each other. Atoms must be close together to form chemical bonds. This premise is the basis for a theory that explains many observations regarding chemical kinetics, including factors affecting reaction rates.
The collision theory is based on the postulates that (i) the reaction rate is proportional to the rate of reactant collisions, (ii) the reacting species collide in an orientation allowing contact between...
88.6K
Independent and Dependent Sources
2.5K
In electrical circuits, sources play a crucial role in providing power for the operation of the circuit. These sources can be broadly categorized into two types: independent and dependent.
Independent voltage or current sources supply a fixed amount of voltage or current, respectively, which is unaffected by other elements within the circuit. These are represented using specific symbols. Independent voltage sources are symbolized with polarities (+ and -), indicating the direction of the...
Independent voltage or current sources supply a fixed amount of voltage or current, respectively, which is unaffected by other elements within the circuit. These are represented using specific symbols. Independent voltage sources are symbolized with polarities (+ and -), indicating the direction of the...
2.5K


