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Forgetting

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Forgetting is an intrinsic aspect of human memory, characterized by the gradual loss or inaccessibility of information over time. Hermann Ebbinghaus, a pioneering psychologist, extensively studied this phenomenon and formulated the forgetting curve. This curve illustrates that memory loss occurs rapidly immediately after learning and then decelerates over time. Several mechanisms contribute to forgetting, including encoding failure, storage decay, retrieval failure, and interference.
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Interference and Decay

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Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
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A schema is a mental framework that helps individuals organize and interpret information. Schemata, formed from previous experiences, influence how we process new information: how we encode it, the inferences we make, and how we retrieve it. For instance, a schema for what a typical classroom looks like might include desks, a teacher's desk, a whiteboard, and students in such an environment. This expectation helps us quickly understand and navigate new classrooms without needing to analyze each...

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Related Experiment Video

Updated: Jun 23, 2026

A Method for Growing Bio-memristors from Slime Mold

A Method for Growing Bio-memristors from Slime Mold

Published on: November 2, 2017

[Memory blocking: facts, problems, and models].

E V Budilova, M P Karpenko, L M Kachalova

|May 1, 2009

Summary

Experiencing memory blocking, or the tip-of-the-tongue state, is common. A new neural network model explains why we recognize something as familiar yet cannot fully recall it.

Area of Science:

Cognitive Neuroscience
Computational Neuroscience

Background:

The tip-of-the-tongue (TOT) phenomenon, also known as memory blocking, is a common experience where individuals feel unable to retrieve a specific memory.
Neuropsychological and neurobiological studies have explored the underlying mechanisms of memory blocking.

Purpose of the Study:

To investigate the neural network modeling possibilities for the tip-of-the-tongue state.
To address the discrepancy between subjective familiarity and the inability to fully recollect a pattern.

Main Methods:

Review of neuropsychological and neurobiological studies on memory blocking.
Development of a biologically plausible neural network model for pattern recognition and recollection.

Main Results:

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Related Experiment Videos

Last Updated: Jun 23, 2026

A Method for Growing Bio-memristors from Slime Mold

A Method for Growing Bio-memristors from Slime Mold

Published on: November 2, 2017

A Real-world What-Where-When Memory Test

A Real-world What-Where-When Memory Test

Published on: May 16, 2017

The Double-H Maze: A Robust Behavioral Test for Learning and Memory in Rodents

The Double-H Maze: A Robust Behavioral Test for Learning and Memory in Rodents

Published on: July 8, 2015

The proposed neural network model demonstrates a significant advantage in pattern recognition compared to recollection.
The model offers a potential explanation for the paradoxical feeling of familiarity without full recall.

Conclusions:

The neural network model provides a framework for understanding the cognitive and neural bases of memory blocking.
Further research can build upon this model to explore memory retrieval processes and the subjective experience of familiarity.