Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

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

Merged
merged 3 commits into from
Feb 13, 2021
Merged

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

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
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
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions src/Statistics.jl
View file
Open in desktop
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
14 changes: 14 additions & 0 deletions test/runtests.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -516,6 +516,20 @@ end
@test cor(tmp, tmp) <= 1.0
@test cor(tmp, tmp2) <= 1.0
end

@test cor(Int[]) === 1.0
@test cor([im]) === 1.0 + 0.0im
@test_throws MethodError cor([])
@test_throws MethodError cor(Any[1.0])

@test cor([1, missing]) === 1.0
@test ismissing(cor([missing]))
@test_throws MethodError cor(Any[1.0, missing])

@test Statistics.corm([true], 1.0) === 1.0
@test_throws MethodError Statistics.corm(Any[0.0, 1.0], 0.5)
@test Statistics.corzm([true]) === 1.0
@test_throws MethodError Statistics.corzm(Any[0.0, 1.0])
end

@testset "quantile" begin
Expand Down