mantao/Plots.jl
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Merge pull request #1053 from mkborregaard/wand_edges

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Make wand edges possible in statplots
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Michael Krabbe Borregaard 2017-09-03 17:30:17 +02:00 committed by GitHub
commit 04c20b84ad
1 changed files with 4 additions and 1 deletions
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5
src/recipes.jl
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@ -497,6 +497,7 @@ end
end
Plots.@deps stepbins path
wand_edges(x...) = (warn("Load the StatPlots package in order to use :wand bins. Defaulting to :auto", once = true); :auto)
function _auto_binning_nbins{N}(vs::NTuple{N,AbstractVector}, dim::Integer; mode::Symbol = :auto)
_cl(x) = ceil(Int, NaNMath.max(x, one(x)))
@ -523,9 +524,11 @@ function _auto_binning_nbins{N}(vs::NTuple{N,AbstractVector}, dim::Integer; mode
_cl(_span(v) / (3.5 * std(v) / n^(1/3)))
elseif mode == :fd # Freedman–Diaconis rule
_cl(_span(v) / (2 * _iqr(v) / n^(1/3)))
elseif mode == :wand
wand_edges(v) # this makes this function not type stable, but the type instability does not propagate
else
error("Unknown auto-binning mode $mode")
end::Int
end
end
_hist_edge{N}(vs::NTuple{N,AbstractVector}, dim::Integer, binning::Integer) = StatsBase.histrange(vs[dim], binning, :left)