Created
January 7, 2015 09:50
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logical indexing benchmark
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function bench() | |
b = bitrand(500, 500, 300) | |
i = bitrand(500, 500, 300) | |
t = vec(bitrand(sum(i))) | |
c = bitunpack(b) | |
j = bitunpack(i) | |
y = bitunpack(t) | |
println("logical getindex A[I]") | |
println("---------------------") | |
println("A::BitArray I::BitArray") | |
@time b[i] | |
println("A::BitArray I::Array") | |
@time b[j] | |
println("A::Array I::BitArray") | |
@time c[i] | |
println("A::Array I::Array") | |
@time c[j] | |
println() | |
println("logical setindex! A[I]=X") | |
println("------------------------") | |
println("A::BitArray I::BitArray X::Bool") | |
@time b[i] = true | |
println("A::BitArray I::Array X::Bool") | |
@time b[j] = t | |
println("A::Array I::BitArray X::Bool") | |
@time c[i] = t | |
println("A::Array I::Array X::Bool") | |
@time c[j] = t | |
println() | |
println("A::BitArray I::BitArray X::BitArray") | |
@time b[i] = t | |
println("A::BitArray I::BitArray X::Array") | |
@time b[i] = y | |
println("A::BitArray I::Array X::BitArray") | |
@time b[j] = t | |
println("A::BitArray I::Array X::Array") | |
@time b[j] = y | |
println("A::Array I::BitArray X::BitArray") | |
@time c[i] = t | |
println("A::Array I::BitArray X::Array") | |
@time c[i] = y | |
println("A::Array I::Array X::BitArray") | |
@time c[j] = t | |
println("A::Array I::Array X::Array") | |
@time c[j] = y | |
nothing | |
end | |
bench() |
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