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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2016
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Article
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Tab 5
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Research Article
Sparsity Preserving Discriminant Projections with Applications to Face Recognition
Table 5
Time (s) for acquiring the discriminant vectors of SPP and SPDP on ORL (
is the training sample size).
Methods
SPP
1.1933
2.5641
5.1679
8.4467
13.0688
19.7787
29.4638
SPDP
0.2672
0.3526
0.5128
0.5933
0.7032
0.8158
1.2875