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 8097
1 vote

Gamma correction and halftone

The RGB values are most likely gamma compressed. Consider gamma calibration images like the one below. … However, the gamma compression applied was more likely the sRGB gamma compression than an overall gamma of $2.2$. $$ \frac{w_\text{white}}{w_\text{white}+w_\text{black}} = \begin{cases} 12.92V &\text …
Tim Kuipers's user avatar