Recent comments in /f/explainlikeimfive
pcherna t1_ixplnf4 wrote
Reply to comment by [deleted] in ELI5: Why sometimes we lose saturation in one eye? by [deleted]
So far only this person sees identical colors, the rest of us commenting see differences. Maybe it's us that's normal? :-)
pcherna t1_ixpl3xe wrote
My eyes are slightly different in hue/saturation perception. It's slight, but it's been true since I was a little kid. Doesn't change. Are you saying your eyes are different, or are you also saying that it gets worse and better?
explainlikeimfive-ModTeam t1_ixpkxzu wrote
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BurnOutBrighter6 t1_ixpkxmw wrote
Reply to comment by [deleted] in ELI5: Why sometimes we lose saturation in one eye? by [deleted]
Or maybe I'm the weird one! Let's wait and see what others say.
r0b0tdinosaur t1_ixpkk1s wrote
My right eye is definitely more saturated and a warmer palette than my left eye. I don’t know if it’s the same as what you are speaking of, but it sounds similar.
[deleted] OP t1_ixpk26b wrote
Reply to comment by BurnOutBrighter6 in ELI5: Why sometimes we lose saturation in one eye? by [deleted]
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BurnOutBrighter6 t1_ixpk0kl wrote
This is not normal. It has never happened to me and I can hardly even imagine what you're talking about. Colors appear exactly the same viewed through both of my eyes, all the time. You may want to get a medical opinion on this.
rubseb t1_ixpinnr wrote
https://en.wikipedia.org/wiki/Theory_of_mind
I imagine you probably thought your daughter's psychiatrist was referring to some scientific theory. But theory of mind (not "mind theory", although the confusion is understandable if you thought it was a scientific theory) refers to the ability to understand other people (mainly, though potentially animals too) as also having thoughts, intentions, feelings and so forth. Not just in a general "this is a person who thinks and feel things"-kinda way, but also specifically to infer what another person might currently be thinking or feeling. Not like mind-reading, of course - the idea isn't that you can literally know another person's thoughts. But most of us, in our daily interactions with others, are constantly trying to guess what motivates the actions of other people, what type of mental state they are in, and so forth, and this helps tremendously in order to make those interactions successful.
People with autism seem to commonly have deficits in theory of mind - that is, they have trouble figuring out another person's mental state or intentions. However, as with all neurodivergences, every person is different, and also recently some research has come out that challenges this idea. This newer research has found evidence that the apparent theory of mind deficits are reduced when people with autism interact with each other rather than with neurotypical people (and, conversely, that neurotypical individuals appear to have similar theory of mind problems when trying to understand people with autism). So, perhaps it's not that people with autism have trouble understanding the psychology of others in general, but rather that they (and people in general) find it difficult to infer the mental states of people who don't think like them. Or at least, that may be part of the explanation - there may still be genuine theory of mind deficits at play (in some individuals) as well.
MeeMeeMo0Mo0 OP t1_ixpi5pd wrote
Reply to comment by CholetisCanon in ELI5 why does there appear to be universal law that’d when things happen frequently they aren’t intense and when things happen rarely they are intense? by MeeMeeMo0Mo0
Thank you!! I realised I probably should have phrased my question better.
LindenSpruce OP t1_ixpho11 wrote
Reply to comment by TinyDemon000 in ELI5, when someone is intoxicated, how does adrenaline bring back motor skills and awareness? Or does it not? by LindenSpruce
Oh and good luck with your academia!
LindenSpruce OP t1_ixphlmo wrote
Reply to comment by TinyDemon000 in ELI5, when someone is intoxicated, how does adrenaline bring back motor skills and awareness? Or does it not? by LindenSpruce
This is the kind of finer, detailed background I was looking for. Thank you!
Also that bonus info is something literally everybody notices (not understands) about heavy drinking.
I was in the military where every bathroom as a urine color chart about dehydration, so it has always struck me, knowing that you tend to become dehydrated after a long night of drinking, but urine color is typically clear DURING the binge.
Super helpful!
Loki-L t1_ixpgw2b wrote
Countries are not individuals. A country isn't a single unified entity.
There are lots of people and groups and corporations inside a country that may act independently from each other.
A company deciding to import something while a different company in the same country exports the same thing may make sense for them both, especially when the trade barriers are low.
Countries also aren't always small. Importing something in one side of a country while exporting it on the other side might make sense when that is easier and more profitable than trying to meet an internal demand by transporting the resource across the country.
There are also other factors like timing when the a few weeks after something was exported importing the same resource becomes a good idea again.
People and companies also may have contracts and commitments they made before that make them import and export stuff when it would not make sense for others in the same place and time.
All this mostly applies to free market economies. In planned economies where there is in theory one central coordinated body making all decisions many of these factors would be lessened. In practice it still happened though.
TinyDemon000 t1_ixpgft4 wrote
Reply to ELI5, when someone is intoxicated, how does adrenaline bring back motor skills and awareness? Or does it not? by LindenSpruce
Literally just did an exam on this in uni today so i will try my best here...
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alcohol affects a part of the brain responsible for fine motor skills, hence why we get 'sloppy' when we drink i.e slurred speech, staggered walking etc.
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adrenaline (and noradrenaline/epinephrine/norepinephrine) is a neurotransmitter (NT) released by something in your body called the 'sympathetic nervous system' (SNS).
The SNS is your fight/flight response. If you see something that requires tou to activate this system, such as a fight or you see someone in need of medical care while you're drunk, adrenaline is released.
Adrenaline is a very short lived neurotransmitter. It doesn't hang around for long (typically), enough to get you to safety either by punching your way there or running.
Adrenaline is a super powerful NT and overrides the relaxed/sloppy state you're in by allowing you to be hyper alert of your surroundings and energised.
Once your body no longer needs the use of the SNS, you will usually experience an 'adrenaline dump' in which you may cry, feel very exhausted and weak or feel like your sloppy old drunk self again.
TLDR Adrenaline et al doesn't sober you up, it just makes you hyper alert thanks to fight/flight.
P.s somewhat unrelated, incase you've ever wondered about 'breaking the seal' while drinking... Alcohol ibhibits the production of a hormone called ADH (Anti diuretic hormone). ADH is used in the body to retain water so you don't dehydrate. Alcohol stops this hormone being produced so you pee... A lot... And its very clear. Its not clear cos you're 'hydrated' its clear cos your body is dumping all the water out of you as nothing is telling it to retain it. #funfact.
dmazzoni t1_ixpfv3h wrote
Reply to comment by Kingjoe97034 in ELI5: Why do countries import and export the same exact resource? by Premium_Woman
As a theoretical example: one company in California orders the resource it needs from Mexico. A company in Illinois produces the same resource and sells it to Canada.
Brittlehorn t1_ixpe00i wrote
I think you maybe referring to Theory of mind which means that you cannot understand the world from another person's point of view only your own. The ability to put oneself into someone else’s shoes, to imagine their thoughts and feelings. It is also known as mindblindness theory whiich proposes that children with autism and Asperger’s syndrome are delayed in the development of their Theory of Mind, leaving them with degrees of mindblindness.
arztnur t1_ixpd6e4 wrote
Reply to comment by ShankThatSnitch in ELI5: Why does eating sweet things makes us thirsty immediately? by emremirrath
Yes, this is probably the most reasonable answer l was looking. Sometimes sweet causes the hypersensitivity in teeth with the same reason behind
[deleted] t1_ixpbpmu wrote
Reply to comment by BarrySnowbama in ELI5, when someone is intoxicated, how does adrenaline bring back motor skills and awareness? Or does it not? by LindenSpruce
[deleted]
[deleted] t1_ixpa3ob wrote
[removed]
BarrySnowbama t1_ixp8sk8 wrote
Reply to comment by paceyhitman in ELI5, when someone is intoxicated, how does adrenaline bring back motor skills and awareness? Or does it not? by LindenSpruce
As long as nobody records it, you sounded every bit as good as you remember!
CholetisCanon t1_ixp79xj wrote
Reply to ELI5 why does there appear to be universal law that’d when things happen frequently they aren’t intense and when things happen rarely they are intense? by MeeMeeMo0Mo0
So, basic risk management is probability x consequence= risk. You determine what level of risk you are OK with and then manage your work to control that risk.
So, the plane example: The number of acceptable deaths of passengers in the airline industry is zero. Plane crashes kill people and harm business reputations, so the entire airline industry is designed to push the probability of an airplane crash as close to zero as possible. It's a catastrophic consequence. Everything is designed to keep planes in the air and there is a litany of back up systems to prevent crashes. Absent of a strong system of maintenance and checks, way more people would die as plane crashes would be more common.
Now, car crashes? The number of acceptable deaths on the road is apparently not zero based on our laws (sadly). Car crashes are kind of individual tragedies that are treated as effectively random. So, low consequence x medium probability < risk tolerance.
That's a bit of a macabre example, so let's use something more mundane. You run a factory. It produces widgets basic and widgets deluxe. The former sells for a $1. The latter sells for $1000. Which one is going to be more reliable?
If the $1000 widget shits the bed, it's a big deal. It costs a lot to fix it if there's a warranty and no one wants to buy an expensive widget that is unreliable.
So, you take steps to reduce that probability. You test and check more. You spend more on better components. That type of stuff. As a result, your intense consequence happens rarely.
On the other hand, a $1 widget? As long as the majority work , who cares? Your appetite for risk is higher so although you know that your units are defective at some higher rate that's just fine. The consequence isn't high enough to care about, so the frequency goes up.
In natural phenomena, it's different. You basically have to have force build up and release. So, if you have lots of small earthquakes that is going to reduce the overall odds for a big one. If you have frequent deluges from a lake, you probably won't have a catastrophic flood.
BurnOutBrighter6 t1_ixp7246 wrote
Reply to ELI5 why does there appear to be universal law that’d when things happen frequently they aren’t intense and when things happen rarely they are intense? by MeeMeeMo0Mo0
Plane crashes are rare because when they do happen they're so horrible. Dozens or hundreds of people may die, and millions of dollars in damage could result. So to minimize plane crashes, we've set up a whole system of safely building and flying planes with tons of regulations and years of training for the few people that we let fly planes at all.
In a car crash, only a few people might die, and often just the driver...so we let pretty much everyone drive a car with minimal training. Therefore, quite predictably, there are more car crashes than plane crashes.
But if we wanted to, we could make car crashes just as rare as plane crashes! Getting a drivers license would be limited to a few thousand people, require thousands of hours of training to get, require frequent re-certification, and there'd be nearly no tolerance on having a license ever again after making even a small accident. We do all of the above for pilots, precisely because plane crashes are horrific when they do happen. But for cars that much control is unnecessary vs the smaller risk presented by car crashes.
So, at least for your example and other human-related things, it's kind of self-balancing: The worse a potential outcome is, the more time and money it's worth spending to make that event as rare as possible.
Bloodsquirrel t1_ixp5q4z wrote
Reply to ELI5 why does there appear to be universal law that’d when things happen frequently they aren’t intense and when things happen rarely they are intense? by MeeMeeMo0Mo0
In places where events are both frequent and deadly, humans (or life in general) can't survive. Life evolved on Earth because it happened to have the right conditions for it. The other planets in our solar system don't, and as far as we can tell, have no living organisms on them. On a planet that was regularly being hit by extinction-event level meteorites, complex life forms like humans would probably just never evolved.
From there, we have both evolved to be adapted to our environment and have used technology to further engineer solutions to major problems. If we couldn't survive getting wet, rain would be a frequent and deadly event. So we evolved to be able to survive being rained on. We built our cities in places that were relatively stable, not on top of active volcanoes. We use technology that is relatively safe (like airplanes) and avoid using technology that is unstable and dangerous.
There are plenty of examples of both natural events and technologies that (if they were widely used) that would qualify as "intense and frequent". We either avoid them on purpose, adapt to them, or are living on a planet where they don't happen because on planets where they do no life has evolved in the first place.
Dorocche t1_ixp41p8 wrote
Reply to ELI5 why does there appear to be universal law that’d when things happen frequently they aren’t intense and when things happen rarely they are intense? by MeeMeeMo0Mo0
In the case of a plane crash, it's caused by human effort. A plane crash is much deadlier, so we regulate airplanes and pilots way more than we regulate cars and drivers and force it to be less common.
This isn't a universal law by any means, but most of the time it's true it will either be confirmation bias, normalcy bias, or a case of humans forcing it to be true because extremely common horrible things aren't good.
It's also caused by how you construct the question. Pairing plane crashes and car crashes together is completely arbitrary. I could pair watching a movie (a common experience that elicits a strong emotion) with watching the paint dry (something extremely boring that I never do). I could pair going on a run every day (which gets my heart and lungs pumping) with going on a plane ride (which is honestly pretty boring). But there's no real reason for me to do that, I'm just creating whatever picture I want.
explainlikeimfive-ModTeam t1_ixp37df wrote
Reply to ELI5: Why do people say OOP? by code_ninjer
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a4mula t1_ixpmkaz wrote
Reply to ELI5: Whats does compute credits in Google Colab actually do to the code running speed as opposed to normal free Colab by blry2468
It's been a few months but back when I looked into this Colab+ offered access to the V100s on a priority basis. You're guaranteed at least 24 concurrent hours on one per month. Anything past that is prioritized based on useage.
As to if it matters? Sure. Good luck training on the p100s. Not only are they significantly slower, 2-3x as much but they're limited to 32GB of VRAM where the V100s are extended to 53GB.
This can place limitations on training beyond just speed. It means you might have to break larger jobs in smaller tasks.
If you're doing this for more than just a passing interest, it's a great investment.
edit:
I missed the part where you said non-AI. What kind of coding are you doing that requires CUDA and gpu access if not ML?