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January 9, 2019 21:34
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uniform sampling on a (half) disk
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| sample_half_disk <- function(n,radius) { | |
| prop_radius <- runif(n) | |
| angles <- runif(n,0,360) | |
| data.frame( x= sqrt(prop_radius) * cos(angles) * radius, | |
| y = -abs(sqrt(prop_radius) * sin(angles) * radius)) | |
| } | |
| plot(sample_half_disk(1e4,300)) |
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