2 votes

What is the bandwidth of visual perception?

From these recordings, the researchers calculated that a guinea pig retina transfers data at about 875 kilobits per second. Human retinas have about ten times as many ganglion cells, giving a “...
justintruth's user avatar
2 votes

How is the biological error signal in predictive coding computed?

TL;DR: We don't know whether the brain really uses predictive coding or not. But neurally computing an error signal on a small scale is possible (see below). Predictive coding is an hypothesis for a ...
Dylan Richard Muir's user avatar
2 votes

How is the biological error signal in predictive coding computed?

I provided an answer to a similar question here that limitedly deals with the role of biological prediction errors. Here's an excerpt of that answer: ...to answer this properly, we must first make it ...
aiwyn's user avatar
  • 503
1 vote

Is it generally accepted idea that a memory associated with strong olfactory stimuli will be kept longer?

In general, the answer is no - smell does not enhance memory. But you are onto something with the proximity of the olfactory cortex to the limbic system: You are not the first to have noticed the ...
Arnon Weinberg's user avatar
  • 19.6k
1 vote

What is the bandwidth of visual perception?

Lets assume you cut the optic nerve and replace it by a computer. There are between 700,000 and 1,700,000 nerve fibers in the optic nerve (lets round it up to 1,000,000 for now). What the temporal ...
Ed2gQ95ZI8AD's user avatar
1 vote

How did Hermann Ebbinghaus conduct memory experiments on himself?

Ebbinghouse indeed only tested on himself, limiting the generalization of his findings. Your question is a really good one; given the time of his writing, the now so familiar structure of a standard ...
AliceD's user avatar
  • 20.6k

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