For questions about the encoding, storage, and retrieval of information in the brain. This tag encompasses research all the way from the molecular level in model organisms to abstract mathematical representations, and includes applied learning paradigms and tasks.

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9 views

Ebbinghaus like model for retention of details from experience

I've come across the Ebbinghaus Curve (forgetting curve) showing the retention of learned knowledge over time, but I wondered if there was the same kind of model for the retention of details from ...
3
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0answers
86 views

Spreading Activation Theory

Two questions, (im trying to get my head around this area of study, my assignment is on neurophysiological differences of t/f memory not theories, but reading up on the topic has had me thinking and I ...
3
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70 views

Can long-term antidepressant use reduce memory and emotion?

Can long-term (~3-4 years) antidepressant use reduce memory and emotion?
3
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0answers
32 views

What's the purpose of worry [if there is any] and how and why does it affect cognitive skills?

I've read some articles lately about worry and how there are basically two types of worry: one doesn't last long and makes you decide to do something ,solve a problem,act on it the other one last ...
3
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0answers
107 views

Does the self-reference effect extend to improved recall of 2nd-person text vs. 3rd-person text?

The self-reference effect has been widely researched in marketing for its ability to improve how favorably consumers remember a message, but less so for its ability to improve recall and learning of ...
3
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0answers
52 views

Why do people remember things when they stop trying to remember? [duplicate]

I posted this question on SE English: Antonym for ameliorate I had been trying to recall a word and it's recollection kept evading me. I remembered the word as soon as I posted the question; which ...
2
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3answers
126 views

Categorization studies with a procedure similar to Shepard et al (1961) and Medin & Schaffer (1978)

I am looking for performance results from categorization studies with discrete stimulus features and reinforcement feedback. I need something like this: ...
2
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2answers
97 views

How does knowledge about a subject aid in its recall?

I've experienced it many times with my students and also with myself. Let me illustrate with example: When I'm teaching, I say something like this: Gastrointenstinal Track has following sections ...
2
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2answers
120 views

What is the name of the condition where you feel like you have been somewhere before?

It happens many times when you visit a place you have never been before, you feel subconsciously you have been there already. And the events and people you are ...
2
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2answers
151 views

what is the data structure used by the brain to store data?

as a computer science undergraduate i was thinking if there are any special data structures used by brain to save data . i am specially interested in the data structure of hash tables . if some data ...
2
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2answers
494 views

Encoding of abstract concepts in memory

When you read a book and you want to remember it you can encode the information into mental pictures with associations. This is a technique for remembering the content. The problem is when you ...
2
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1answer
87 views

How does the group that is not stressed and not reactivated act as a control for time in Schwabe & Wolf 2010?

Schwabe and Wolf (2010) Rodent studies suggest that memory reconsolidating is impaired by stress. Here we examined in healthy humans the effect of stress on the reconsolidation of ...
2
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3answers
106 views

Does stress impair your short term memory?

I have noticed frequently, when in a very stressful situation (particularly emotional stress), I will forget things very quickly. To give an example: Recently, I got in a heated argument with a ...
2
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2answers
557 views

Is it possible to permanently improve long-term memory?

Many similar questions here ask either about working or short-term memory, or about various tricks and techniques to efficiently remember information. My question is, is it possible to improve the ...
2
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1answer
68 views

What is the psychological function of nostalgically reenacting activities from before we were born?

I'm asking specifically about nostalgia for a time before you were born, e.g. the Blitz parties / 40s tea dances that have big in the UK for the past decade, or the popularity of Speakeasy-themed bars ...
2
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2answers
193 views

What is it called to think without language? Are there studies around it?

I think there are two types of thinking: With and without language. For my entire life, in my opinion I have always thought without language. Some ppl say its impossible and that we think with ...
2
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2answers
100 views

A type of long-term memory where I can remember full dialogues

My female colleague cannot remember a discussion (dialogue) from a couple days ago or even yesterday, much less the full, exact sentences spoken. She jokes about having sclerosis. I can remember many ...
2
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1answer
2k views

What test could I use to measure the short-term memory capacity of a group of people?

I want to start a project about the best schedules for learning activities focused on college students. Since sleeping patterns are totally different in a young adult/teenager, and many of the classes ...
2
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1answer
90 views

How did Ebbinghaus decide on his number of words in a series?

Herman Ebbinghaus discovered the forgetting curve, by memorizing series of non-sensical syllables like "zod", "byh", "tef", etc., and than seeing how long it took to forget them. The results are ...
2
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1answer
258 views

What is the typical relationship between time and remembering details of events from the past?

When I try to recall details for the past few days, I can recall today's events well, yesterday's events less well, and when it comes to the day before, things start to be fuzzy and this is as fuzzy ...
2
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1answer
31 views

Able to type promptly, but doubt validity when spelling it out?

I was unable to frame a search query for my question, hence decided to post it out here. I am normally able to type passwords, numbers and other tiny bits of text very fast. However if I have to ...
2
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1answer
62 views

How would losing episodic memory affect a person's functioning?

Episodic memory is defined as the difference between remembering and knowing. Roughly speaking, the criteria for episodic memory is a memory which you remember from a first person vantage point, ...
2
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1answer
734 views

How are these review-forgetting curve calculated?

I saw quite some illustration about how reviewing helps remembering. Like: SOURCE: http://www.mentormegate.com/wordpress/2014/06/10/mentor-me-gate-the-forgetting-curve/ I wonder how are these ...
2
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1answer
120 views

Memory - Remembering a Source

So I study information systems technology, networking, programming, system security as my main focuses on school with a lot of reading material and a ton of independent research. My major problem is ...
2
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3answers
147 views

Is there a method to count objects without a pattern?

Is there a method in mnemonics to quickly find out the number of objects in, for example, a heap of tooth picks. There is this scene in the movie Rain Man, where the autistic protagonist can tell the ...
2
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1answer
52 views

What percentage of systematic data starts to be considered random

There is a set of 100 different objects in a box. I pull out 99 of them randomly and place them on a table and ask a person to take a look, then I put all objects back into the box. After a short (5 ...
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0answers
21 views

Do dreams improve upon memory and understanding by making the sensory experience MORE LIKE thought? [closed]

It is certainly a great fact/truth that the ability of thought to describe or reconfigure sensory experience is ultimately dependent upon the extent to which thought is similar to sensory experience. ...
2
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0answers
26 views

Deja vu and some specifics

Deja vu is the feeling of having been where you are presently at some point in the past (usually pointed to dreams because you often cant remember dreams). What would you call that distant memory you ...
2
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0answers
20 views

What is the role of non-synaptic plasticity in learning and memory?

Is non-synaptic plasticity (e.g. changes in the spike threshold) believed to play a large role in learning and memory? If so, which roles are these effects believed to play?
2
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0answers
35 views

Is speed up of arithmetic calculations as a result of memorisation?

In elementary school, it is typical for a student to learn "times tables" to increase their speed of mental multiplication. What is the mechanism for the increased speed of calculation resulting from ...
2
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0answers
23 views

For comprehension and critical thinking examinations, is recognition sufficient, or is recall more imperative for success?

Recognition is the ability to retrieve information given a set of stimulus, be it a cue, a hint, a reference to a term then asking one to elaborate. Recall is the ability to produce content without ...
2
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1answer
583 views

Is it better to study multiple subjects simultaneously or focus on one subject intensely at a time?

Since I will soon have a bit of free time, I thought I'd use it to enhance my knowledge pool. I chose four subjects that always interested me (but that are not related) and thought I'd dive in a bit ...
2
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0answers
44 views

Which format of secret would be the most efficient for human memory?

In information security a shared secret is often used to authenticate users. (so-called sth-you-know authentication factor; examples include passwords, passphrases, numeric pin-s, graphical passwords ...
2
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0answers
98 views

Are partially forgotten memories still in your brain?

I have read articles such as... http://www.wired.com/2009/09/forgottenmemories/ and they say forgotten memories are still stored in your brain. What about partially remembered memories. For ...
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0answers
61 views

Early Alzheimer's and cognitive remediation programs

Early symptoms of Alzheimer’s disease (AD) includes the loss of short term memory including prospective memory. On a physical level brain cells are being destroyed and that disrupts the neural ...
2
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0answers
27 views

Is recall for an appropriately color coded string of symbols a good measure of level of synesthesia?

The Wiki page on Grapheme–color synesthesia says: ... one recent study has documented a case of synesthesia in which synesthetic associations could be traced back to colored refrigerator magnets. ...
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0answers
33 views

What causes varying degrees of recall of text when speaking aloud versus mentally?

Background: When i try to recall some memorised passages from a book, I find that some memories are best recalled when i speak aloud and some when i speak inaudibly in my mind. What causes varying ...
2
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2answers
255 views

Is the ability to discern between living and non-living things learnt or innate?

This question What optical features do we use to distinguish “life” from “non-life”? on Philosophy SE prompted me to write this question. The question poses, do we recognise a living thing, from ...
1
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2answers
56 views

Which are the specifics of a memory that are lost first?

Background: In the last few days, I came across an experience that made me wonder how our brain manages "memory resources". As time progresses further from an experience I've had in my life, I ...
1
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1answer
86 views

Is there a technical term for when the brain recalls an incorrect, but almost correct answer when trying to recall a word/name?

For example: If I was trying to recall the name Elaine but instead only the name Ellen could come to mind. It's as though I know 'where' the memory is, but since the memory is poor and so similar to ...
1
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1answer
91 views

Brain after (electrical) blackout

I was wondering what happens if we lose all electrical impulses in our nervous system for a minimum amount of time. So first of all it is obvious that we will break together, as we are dead while we ...
1
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1answer
37 views

Difference between real time and old information processing in the brain

Can we differentiate between the following two processes? Brain receives information via senses, such as eye, ear, nose, skin and tongue. That is, vision, hearing, smell, touch and taste. Brain ...
1
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1answer
96 views

Is it good practice to try to recall things when we are tired?

Background. It happens often that, at the end of the day when I return to home, I try to recall past events that took place that day or the day before (memory rehearsal), but surprisingly I find that ...
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2answers
71 views

Cognitive Models of learning Working Memory usage

Recently in deep learning, there's been a surge in learning how to use memories as part of the optimisation process (i.e. LSTM's and Stacks). However, these aren't really analogous to how a cognitive ...
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1answer
60 views

Re-arrangement of brain's functions

In a neuroscience class, I was told that if some part of brain gets damaged somehow and its early enough, the functionalities of that part of brain are rearranged to another part of the brain. This ...
1
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1answer
82 views

How is information stored in the brain

I believe information in computer is physically stored as a lattice of "boxes". Each box is either magnetized or de-magnetized. The computer reads this to retrieve and consolidate useful information. ...
1
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1answer
47 views

Parasite that takes over cognitive functions [closed]

I am testing an idea for a book. The backbone of the story is that there exists a parasite that can enter the brain of a creature and take over its cognitive functions. I imagine that it could wire ...
1
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1answer
44 views

Can memorising a new thing erase existing memories?

Homer: But every time I learn something new, it pushes out something old. Remember that time I took a home wine-making course and forgot how to drive? Marge: That's because you were drunk. ...
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1answer
84 views

Can a person remember so much details as the guy in the Camus' Stranger?

In the book, while in prison, he lives his days by his memories, thinking of his room, his furniture, the beach, each time recalling more details, imagining walking past it and this recalling took a ...
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0answers
14 views

why we forget dreams when we wake up? [duplicate]

What is the explanation for which we forget easily our dreams when we wake up?. It has a biological sense, such as to avoid to confuse reality world experiences with dream world experiences? or there ...