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Table 7 Data partition on ORL database for performing various experiments

From: Complementary feature sets for optimal face recognition

Set of experiment

Category

Training

Testing

Remarks

1

ORL 1

Random one

All remaining (i.e., remaining ten images except the one selected for the training)

Ten different trials of this setup have been taken, and the recognition result (Figure 8) is the average of all these trials

2

ORL 2.1

Random two

Remaining eight

The recognition result (shown in Table 8) is the average of ten random trials on each setup, i.e., ORL 2.1, ORL 2.2, ORL 2.3, and ORL 2.4

ORL 2.2

Random three

Remaining seven

ORL 2.3

Random four

Remaining six

ORL 2.4

Random five

Remaining five

3

ORL 3

a, b

c, g, i, j

Testing consists of experiments against scale and up/down (tilt) pose variation

4

ORL 4

a, b

b, d, e, f

Testing consists of experiments against left/right (yaw) pose variation