ACML: dim x.T*y x*y.T A*x A*B A.T*x ----------------------------------------------------------------- 5000 0.002492 0.002417 0.002412 0.002399 0.002416 50000 0.020074 0.020024 0.020004 0.020003 0.020024 100000 0.092777 0.093690 0.100220 0.093787 0.094250 200000 0.184933 0.198623 0.196120 0.197089 0.197273 300000 0.276583 0.279177 0.280898 0.284016 0.276204 500000 0.476340 0.481987 0.471875 0.480868 0.481501 1000000.0 0.892623 0.895500 0.915173 0.894815 0.922501 5000000.0 4.450555 4.465748 4.467870 4.468188 4.469083 No ACML: dim x.T*y x*y.T A*x A*B A.T*x ----------------------------------------------------------------- 5000 0.002523 0.002428 0.002410 0.002430 0.002419 50000 0.024756 0.061520 0.036575 0.036399 0.036450 100000 0.338576 0.353074 0.169472 0.302087 0.334633 200000 0.670803 0.735732 0.538166 0.649335 0.744496 300000 1.004381 1.269259 0.482542 2.194308 0.611997 500000 1.110656 1.504701 1.571736 1.656021 1.491146 1000000.0 2.182746 2.234478 2.254645 2.439508 2.537558 5000000.0 10.878910 16.578266 8.265109 8.905976 17.124400