Here is a small session: julia> using BenchmarkTools julia> A = rand(100, 100) 100×100 Array{Float64,2} [...] julia> @btime findall(A .> 0.5) 39.951 μs (7 allocations: 85.06 KiB) 5077-element Array{CartesianIndex{2},1} [...] julia> @btime findall(x -> x > 0.5, A) 208.314 μs (17 allocations…

Performance of variants of findall

baggepinnen November 30, 2019, 1:09pm 6

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