/u/contravariant_'s posts in /r/askscience

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Why do faucets hiss at specific levels of valve-openness, which seem random and nonlinear?

28 upvotes

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Have we found any ways to make a neural network or other ML algorithm tell us "why" it came up with its decision?

10 upvotes

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When you ask a web server for a page and have a previous version cached, why can't it send a diff instead of a whole new page?

1 upvotes

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Why don't mouth wounds get infected from all the bacteria in the mouth?

1 upvotes

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How can dentists safely inject anesthetic in the mouth when it's full of bacteria?

1 upvotes

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Why do children (who are growing and need protein) prefer sweet foods with carbs, while adults (who are not growing and need more energy) prefer meaty foods with protein?

1 upvotes

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How much sound would an explosion produce in space, due to the gases released at high velocity which produce a pressure difference compared to vacuum? Would it be audible?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why do faucets hiss at specific levels of valve-openness, which seem random and nonlinear?	28
Have we found any ways to make a neural network or other ML algorithm tell us "why" it came up with its decision?	10
When you ask a web server for a page and have a previous version cached, why can't it send a diff instead of a whole new page?	1
Why don't mouth wounds get infected from all the bacteria in the mouth?	1
How can dentists safely inject anesthetic in the mouth when it's full of bacteria?	1
Why do children (who are growing and need protein) prefer sweet foods with carbs, while adults (who are not growing and need more energy) prefer meaty foods with protein?	1
How much sound would an explosion produce in space, due to the gases released at high velocity which produce a pressure difference compared to vacuum? Would it be audible?	1