Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options answers only not deleted user 62241

For questions about the storage and transportation of information through different media.

19 votes

How much can you compress information?

In a jpeg image, high frequency information in the RGB color channels is truncated because humans suck at perceiving color compared to changes in brightness. … You just moved the information about the image from being in the image container to being in the algorithm. (In this extreme case, something like a lookup table.) …
BMF's user avatar
  • 6,945