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change real to float in cor of a single collection #61

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merged 3 commits into from
Feb 13, 2021
Merged

change real to float in cor of a single collection #61

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fa8810c
change real to float in cor of a single collection
bkamins Jan 3, 2021
d783ff7
add tests
bkamins Jan 3, 2021
c6bfe2f
Update test/runtests.jl
nalimilan Jan 3, 2021
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6 changes: 3 additions & 3 deletions src/Statistics.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -657,7 +657,7 @@ end

# corzm (non-exported, with centered data)

corzm(x::AbstractVector{T}) where {T} = one(real(T))
corzm(x::AbstractVector{T}) where {T} = one(float(T))
function corzm(x::AbstractMatrix, vardim::Int=1)
c = unscaled_covzm(x, vardim)
return cov2cor!(c, collect(sqrt(c[i,i]) for i in 1:min(size(c)...)))
Expand All @@ -671,7 +671,7 @@ corzm(x::AbstractMatrix, y::AbstractMatrix, vardim::Int=1) =

# corm

corm(x::AbstractVector{T}, xmean) where {T} = one(real(T))
corm(x::AbstractVector{T}, xmean) where {T} = one(float(T))
corm(x::AbstractMatrix, xmean, vardim::Int=1) = corzm(x .- xmean, vardim)
function corm(x::AbstractVector, mx, y::AbstractVector, my)
require_one_based_indexing(x, y)
Expand Down Expand Up @@ -705,7 +705,7 @@ corm(x::AbstractVecOrMat, xmean, y::AbstractVecOrMat, ymean, vardim::Int=1) =

Return the number one.
"""
cor(x::AbstractVector) = one(real(eltype(x)))
cor(x::AbstractVector) = one(float(eltype(x)))

"""
cor(X::AbstractMatrix; dims::Int=1)
Expand Down