Gender recognition from frontal facial images within project FP7-ICT-247525-HUMAVIPS

Tunning parametr nPyramids on Structural model

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Overview

In this experiment we will tune parametr nPyramids of description method LBP.

Results LOG from process

Parameters of experiment
imSize [h x w]80 x 64
winSize [h x w]60 x 40
window positionhalf in either axis
window rotation{-pi/30; -pi/60 0; pi/60; pi/30}
window scale{0.8 1 0.9}
LAMBDA0.1
nPyramidsTraining errorValidation errornIterations
10.02%9,83%131
20.00%8.72%231
30.00%8.84%235
40.01%8.64%216
Testing error for minimal validation error: 12.96%

Figure 1: Criteria function ... also in MATLAB figure

References

Choon Hui Teo , S.V.N. Vishwanthan , Alex J. Smola , Quoc V. Le: Bundle Methods for Regularized Risk Minimization, The Journal of Machine Learning Research, 11, p.311-365, 3/1/2010
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