File list (Check if you may need any files):
orl_database\orl_database\s0101.pgm
............\............\s0102.pgm
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............\............\s0402.pgm
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............\............\s0410.pgm
............\............\s0501.pgm
............\............\s0502.pgm
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............\............\s0505.pgm
............\............\s0506.pgm
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............\............\s0509.pgm
............\............\s0510.pgm
............\............\s0601.pgm
............\............\s0602.pgm
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............\............\s0605.pgm
............\............\s0606.pgm
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............\............\s0608.pgm
............\............\s0609.pgm
............\............\s0610.pgm
............\............\s0701.pgm
............\............\s0702.pgm
............\............\s0703.pgm
............\............\s0704.pgm
............\............\s0705.pgm
............\............\s0706.pgm
............\............\s0707.pgm
............\............\s0708.pgm
............\............\s0709.pgm
............\............\s0710.pgm
............\............\s0801.pgm
............\............\s0802.pgm
............\............\s0803.pgm
............\............\s0804.pgm
............\............\s0805.pgm
............\............\s0806.pgm
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............\............\s0808.pgm
............\............\s0809.pgm
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............\............\s0901.pgm
............\............\s0902.pgm
............\............\s0903.pgm
............\............\s0904.pgm
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............\............\s0906.pgm
............\............\s0907.pgm
............\............\s0908.pgm
............\............\s0909.pgm
............\............\s0910.pgm
............\............\s1001.pgm
............\............\s1002.pgm
............\............\s1003.pgm
............\............\s1004.pgm
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............\............\s1006.pgm
............\............\s1007.pgm
............\............\s1008.pgm
............\............\s1009.pgm
............\............\s1010.pgm