Fit (a, b) so 1/(1 + a d^(2b)) matches UMAP's target curve

Deterministic grid search on log(a) and b (no optimiser dependency).

Usage

morie_geron_fit_ab(min_dist, spread = 1)

Arguments

min_dist

Minimum spacing.

spread

Spread parameter.

Value

list(a, b, sse).

Examples

morie_geron_fit_ab(min_dist = 0.1, spread = 1)
#> $a
#> [1] 1.568312
#> 
#> $b
#> [1] 0.9
#> 
#> $sse
#> [1] 0.07906359
#>