Scientific Programming / 2015 / Article / Tab 4

Research Article

Parallel Framework for Dimensionality Reduction of Large-Scale Datasets

Table 4

Component-wise run time in seconds for varying problem sizes, and and .

2048 4096 8192 16384 32768

KNN 0.623 1.389 5.721 22.254 86.706
in Isomap 9.132 56.517 128.225 457.306 1697.124
Normalize 0.160 0.905 6.526 223.240 2546.11
Eigensolve 0.050 0.155 0.188 0.699 2.838