On my iMac macOS Catalina 10.15.3 Processor Name: Quad-Core Intel Core i7 Processor Speed: 3.1 GHz Darwin Kernel Version 19.3.0: Thu Jan 9 20:58:23 PST 2020; root:xnu-6153.81.5~1/RELEASE_X86_64 x86_64 Should anybody be interested.... Heinz
2.107417 0.564745 tic u = u(:) toc 0.557869 tic u = matrix(u,1000,100) toc 2.194178 tic u = matrix(u,100, 100, 10) toc 0.069732 > On 31.03.2020, at 11:36, Federico Miyara <fmiy...@fceia.unr.edu.ar> wrote: > > > Stéphane, > > I simplified and diversified the test: > > tic > u = rand(100,1000) > toc > > takes > 16 s in 6.1 > 10 s in 6.0.2 > > tic > u = u(:)' > toc > > takes > 66 s in 6.1 > 1.29 s in 6.0.2 > > tic > u = u(:) > toc > > takes > 107 s in 6.1 > 1.52 s in 6.0.2 > > tic > u = matrix(u,1000,100) > toc > > takes > 16 s in 6.1 > 10 s in 6.0.2 > > tic > u = matrix(u,100, 100, 10) > toc > > takes > 0.5 s in 6.1 > 0.5 s in 6.0.2 > > Seems as if vertical (many line feeds) print took more time than horizontal > print. > > Regards, > > Federico Miyara > > > > On 31/03/2020 05:23, Stéphane Mottelet wrote: >> Hi Frederico, >> >> Thanks for reporting. Can you test if the regression also holds for matrices >> ? >> >> S. >> >> Le 30/03/2020 à 11:56, Federico Miyara a écrit : >>> >>> Fs = 44100 >>> T = 2.5 >>> t = [0:T*Fs]/Fs; >>> ximp = exp(-t/0.3).*rand(t,"normal") + 0.004*rand(t,"normal"); >>> >>> >>> >>> tic >>> ximp = ximp(:) >>> toc >>> >>> _______________________________________________ users mailing list users@lists.scilab.org http://lists.scilab.org/mailman/listinfo/users