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 |
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