工作记忆能力与目击者识别的准确性有关,但选择性注意力和认知需求并不相关
Dilhan Töredi1, Jamal K Mansour1,2, Sian E Jones1
1Department of Psychology, Sociology, & Education, Queen Margaret University, Edinburgh, Scotland, UK.
Memory (Hove, England)
|September 16, 2025
概括
工作记忆能力的个体差异预测了目击者识别的准确性. 这种认知能力提高了准确性预测超出了信心和响应时间,特别是在目标现场阵容.
科学领域:
- 认知心理学 认知心理学
- 法医心理学 法医心理学
- 目击者鉴定 调查研究
背景情况:
- 目击者鉴定在法律程序中至关重要.
- 精度受到各种因素的影响,包括个体差异.
- 像信心和响应时间这样的现有预测因素都有局限性.
研究的目的:
- 调查工作记忆能力,选择性注意力和认知需求作为识别准确性的后指标.
- 为了确定这些个体差异是否与信心和响应时间相结合,可以提高准确性预测.
主要方法:
- 274名白人参与者完成了认知评估.
- 参与者观看了同种族和跨种族目标的模拟犯罪视频.
- 收集了目击者身份识别决定和信任评级.
主要成果:
- 工作内存容量显著预测了整体和目标-当前识别准确性.
- 它没有预测没有目标的识别准确性.
- 包括工作内存容量的模型解释了准确度的变化比没有它的模型更大.
结论:
- 工作记忆能力是目击者识别准确性的一个有价值的后指标.
- 它提供了相对于信任度和响应时间等传统指标的增量有效性.
- 了解个人的认知差异可以改善对目击者证词可靠性的评估.
相关概念视频
Eyewitness Memory
414
Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
One such error is memory distortion, which occurs because human memory does not function...
One such error is memory distortion, which occurs because human memory does not function...
414
Working Memory
759
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
759
Implicit Memories
404
Implicit memories, also known as non-declarative memories, are long-term memories that function outside of conscious awareness. These memories influence behavior and skills without explicit knowledge. This type of memory is evident in tasks like playing tennis, snowboarding, and texting. Implicit memory has three subsystems: procedural memory, conditioning, and priming. This type of memory is essential in various activities, from everyday tasks to specialized skills.
One key aspect of implicit...
One key aspect of implicit...
404
Role of Cerebellum and Prefrontal Cortex in Memory
961
The cerebellum, while traditionally associated with motor control, also plays a crucial role in memory, particularly in procedural memory, which involves learning motor tasks that become automatic through repetition. For example, studies have shown that when the cerebellum is damaged, individuals or animals lose the ability to learn conditioned motor responses, such as the conditioned eye-blink response in classical conditioning experiments with rabbits. This study demonstrates the...
961
Traumatic Memory
503
Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
503
Long-Term Memory
586
Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
586


