function test11results %TEST11RESULTS analyze results from test11.m % Example: % test11results % See also test11, cholmod_test % Copyright 2006-2023, Timothy A. Davis, All Rights Reserved. % SPDX-License-Identifier: GPL-2.0+ load Results index = ssget ; c = E1(1:kkk) < 1 & T1(1:kkk) > 0 ; m = E2(1:kkk) < 1 & T2(1:kkk) > 0 ; cgood = find (c) ; %#ok mgood = find (m) ; %#ok good = find (c | m) ; bad = find (~(c|m)) ; fl_per_lnz = FL(1:kkk) ./ LNZ(1:kkk) ; speedup = T1(1:kkk) ./ T2(1:kkk) ; [ignore ii] = sort (fl_per_lnz (good)) ; good = good (ii) ; fprintf ('MATLABtime CHOLMOD(time,flop,nnz(L)) speedup problem\n') ; for k = good i = f (k) ; % fprintf ('%4d: t1 %10.2f t2 %10.2f fl %6.1e lnz %6.1e %s/%s\n', ... % i, T1(k), T2(k), FL(k), LNZ(k), index.Group{i}, index.Name{i}) ; fprintf ('%10.4f %10.4f %6.1e %6.1e %5.2f %s/%s\n', ... T1(k), T2(k), FL(k), LNZ(k), speedup(k), ... index.Group{i}, index.Name{i}) ; end fprintf ('\nfailed in both:\n') ; for k = bad i = f (k) ; fprintf ('%10.4f %10.4f %6.1e %6.1e %5.2f %s/%s\n', ... T1(k), T2(k), FL(k), LNZ(k), speedup(k), ... index.Group{i}, index.Name{i}) ; end clf loglog (fl_per_lnz (good), speedup (good), 'x') ; axis ([1 4000 .1 50]) ; xlabel ('Cholesky flop count / nnz(L)') ; ylabel ('(MATLAB x=A\\b time) / (CHOLMOD time)') ; drawnow