Video Experimental Relacionado
Updated: Feb 19, 2026

09:28
A Within-Subject Experimental Design using an Object Location Task in Rats
Published on: May 6, 2021
5.3K
EXPRESS: ¿La organización se decide en la codificación? Diferenciación de los efectos de las estrategias de
Abigail Mundorf1, Karl Healey1, Mitchell Uitvlugt1
1Michigan State University.
Resumen
El recuerdo de la memoria está influenciado por las estrategias de recuperación, no solo por el aprendizaje inicial. Los procesos de control estratégico en la recuperación alteran significativamente la organización de la memoria temporal y semántica.
Área de la Ciencia:
- Psicología Cognitiva
- Neurociencia
- Investigación de la Memoria
Sus antecedentes:
- Las memorias episódicas codifican y recuperan automáticamente información del orden temporal.
- Los procesos de control estratégico modulan la influencia de la información temporal en el recuerdo.
- El momento preciso (codificación vs. recuperación) de estos procesos de control sigue sin estar claro.
Objetivo del estudio:
- Investigar si los procesos de control estratégico que influyen en el recuerdo de la memoria operan principalmente durante la codificación o la recuperación.
- Manipular independientemente las estrategias de codificación y recuperación para aislar sus efectos en la organización de la memoria.
Principales métodos:
- Los participantes universitarios estudiaron dos listas de palabras bajo diversas instrucciones estratégicas (enfoque temporal vs. semántico).
- Se manipularon independientemente las estrategias de codificación y recuperación.
- Se produjo una manipulación de cambio de estrategia antes de recordar la segunda lista (estrategia de prueba).
Principales resultados:
- La contigüidad temporal estuvo presente en todas las condiciones, incluso cuando se desanimó.
- La estrategia de codificación inicial no afectó significativamente la organización temporal o semántica.
- Una estrategia de recuperación semántica redujo significativamente la contigüidad temporal y aumentó la contigüidad semántica.
Conclusiones:
- Las variaciones en la contigüidad temporal y semántica durante la recuperación son impulsadas principalmente por los procesos de control activos en la recuperación.
- Las estrategias de recuperación, en lugar de las estrategias de codificación, ejercen una influencia más fuerte en la organización de la memoria.
Más Videos Relacionados
Videos de Conceptos Relacionados
Encoding
896
Information enters the brain through encoding, which is the input of information into the memory system. Once sensory information is received from the environment, the brain labels or codes it. The information is then organized with similar information and connected to existing concepts. Encoding occurs through automatic processing and effortful processing.
Automatic processing involves the encoding of details like time, space, frequency, and the meaning of words, usually done without conscious...
Automatic processing involves the encoding of details like time, space, frequency, and the meaning of words, usually done without conscious...
896
Elaborative Rehearsals
409
Elaborative rehearsal is a crucial cognitive strategy that strengthens information encoding in long-term memory by making meaningful connections between new data and pre-existing knowledge. This approach contrasts with maintenance rehearsal, which involves simple repetition without delving into the significance of the information. While maintenance rehearsal might temporarily keep information active in short-term memory, it is less effective for long-term retention.
The effectiveness of...
The effectiveness of...
409
Impact of Schemas
226
Schemas are cognitive structures that provide a framework for interpreting and organizing social information. They help individuals navigate complex environments by offering expectations about people, events, and behaviors. Schemas influence attention, encoding, and retrieval processes, thereby shaping the entire trajectory of information processing in social contexts.Attention and Cognitive LoadDuring initial attention, schemas function as filters that prioritize schema-consistent information,...
226
Chunking and Rehearsal in Sensory Memory
624
Improving short-term memory can be achieved through techniques like chunking and rehearsal. Chunking involves organizing information into larger, more manageable units. This technique is particularly useful for information that exceeds the typical memory span of between five and nine items. For instance, logging into an online account with a password like "ta89vq0179gz" involves grouping letters and numbers into three chunks—ta89, vq01, and 79gz. It makes large amounts of...
624
Group Design
10.9K
The most basic experimental design involves two groups: the experimental group and the control group. The two groups are designed to be the same except for one difference— experimental manipulation. The experimental group gets the experimental manipulation—that is, the treatment or variable being tested—and the control group does not. Since experimental manipulation is the only difference between the experimental and control groups, we can be sure that any differences between...
10.9K
Retrieval
473
Retrieval is the process of getting information out of memory storage and back into conscious awareness. This ability is essential for daily tasks like brushing hair and teeth, driving to work, and performing job duties. Retrieval occurs in three ways: recall, recognition, and relearning.
Recall involves accessing information without cues, such as during an essay test, where individuals must retrieve facts and concepts from memory unaided. Another example is remembering the name of a colleague...
Recall involves accessing information without cues, such as during an essay test, where individuals must retrieve facts and concepts from memory unaided. Another example is remembering the name of a colleague...
473

