I do have an example but its a little hidden behind other things.
You could construct easily one of these matrices :
P = (rand(1000,1000).>0.97) .* rand(1000)
Where the 0.97 and size 1000 is what I have empirically on a true example.
I do have an example but its a little hidden behind other things.
You could construct easily one of these matrices :
P = (rand(1000,1000).>0.97) .* rand(1000)
Where the 0.97 and size 1000 is what I have empirically on a true example.