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Procesamiento de la memoria de listas de serie por palomas, monos y personas
A A Wright1, H C Santiago, S F Sands
1Sensory Sciences Center, Graduate School of Biomedical Sciences, University of Texas Health Science Center, Houston 77030, USA.
Science (New York, N.Y.)
|July 19, 1985
Resumen
La recuperación de la memoria en palomas, monos y humanos cambia con el tiempo. El efecto de posición en serie cambia de aumentar a tener forma de U, y luego disminuir, con intervalos de retención, mostrando las tasas de aprendizaje específicas de cada especie.
Área de la Ciencia:
- Psicología Cognitiva Psicología cognitiva.
- La cognición comparada es la cognición comparada.
- Comportamiento animal Comportamiento animal.
Sus antecedentes:
- La comprensión de los procesos de memoria es crucial para la ciencia cognitiva.
- Los estudios comparativos revelan conocimientos evolutivos sobre la cognición.
- El efecto de posición en serie describe la recuperación de memoria basada en la posición de un elemento en una lista.
Objetivo del estudio:
- Para investigar la memoria de listas y el efecto de posición en serie en diferentes especies (palomas, monos, humanos).
- Examinar cómo los intervalos de retención influyen en los patrones de recuperación de la memoria.
- Para comparar el curso temporal de los cambios de memoria entre las especies.
Principales métodos:
- Las palomas, los monos y los seres humanos fueron probados en la recuperación de listas de cuatro elementos visuales.
- Los elementos visuales incluían diapositivas de viaje para animales y patrones de caleidoscopio para humanos.
- Los intervalos de retención se aumentaron sistemáticamente para observar cambios en el recuerdo de la memoria.
Principales resultados:
- La forma de la función de posición en serie cambiaba constantemente con el aumento de los intervalos de retención.
- A intervalos cortos, el recuerdo aumentaba monotónicamente; a intervalos intermedios, tenía forma de U; a intervalos largos, disminuía monotónicamente.
- La tasa de estos cambios de memoria fue más rápida en las palomas, intermedia en los monos y más lenta en los humanos.
Conclusiones:
- Las dinámicas de recuperación de la memoria, específicamente el efecto de posición en serie, se conservan en todas las especies, pero varían en la dinámica temporal.
- Las especies difieren en la velocidad a la que sus patrones de recuperación de la memoria se adaptan al aumento de los intervalos de retención.
- Este estudio proporciona evidencia comparativa de la naturaleza flexible de la representación de la memoria en el tiempo.
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