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Table 3:
Summary of the performance of memetic instance and feature selection method in terms of testing error and storage reduction. Additionally, the measure, the number of selected instances and features, and the execution time are shown.
Memetic IS+FS
TrainingTestingInstancesFeaturesTime
DataseterrorStorageerrorselectedselected(s)
anneal 0.0161 0.0027 0.0214 0.9362 22.1 5.7 1,157.2 
arrhythmia 0.2224 0.0035 0.2867 0.3564 24.4 16.5 1,581.2 
audiology 0.2201 0.0084 0.2773 0.5575 21.2 7.5 175.9 
autos 0.1551 0.0232 0.3150 0.7864 39.6 7.8 174.0 
breast-cancer 0.2217 0.0090 0.3214 0.0927 6.4 5.0 42.6 
cancer 0.0235 0.0050 0.0420 0.9180 5.9 4.8 143.7 
car 0.0591 0.0282 0.2157 0.7478 81.2 8.6 1,897.9 
card 0.1221 0.0017 0.1464 0.6039 10.7 5.1 327.9 
dermatology 0.0121 0.0187 0.0361 0.9392 16.4 12.8 164.9 
ecoli 0.1036 0.0465 0.1667 0.7157 20.4 4.8 43.9 
euthyroid 0.0243 0.0003 0.0247 0.7675 9.9 3.5 7,262.1 
german 0.2123 0.0047 0.2700 0.2026 25.1 9.6 931.3 
glass 0.1596 0.0707 0.3048 0.6005 25.4 4.6 33.1 
glass-g2 0.0592 0.0618 0.1688 0.6506 18.5 4.4 17.6 
heart 0.1070 0.0253 0.1926 0.5393 10.7 7.4 36.5 
heart-c 0.1110 0.0161 0.1633 0.4855 9.8 9.6 58.8 
hepatitis 0.0971 0.0164 0.2267 0.2755 5.4 8.0 18.1 
horse 0.2561 0.0075 0.3500 0.2203 15.1 9.5 179.6 
hypothyroid 0.0157 0.0007 0.0183 0.8165 14.7 4.4 8,264.1 
ionosphere 0.0500 0.0138 0.1143 0.7776 17.6 8.2 145.7 
kr vs. kp 0.0345 0.0036 0.0360 0.8816 41.8 9.5 6,159.5 
led24 0.2167 0.0457 0.2650 0.5969 23.7 8.3 57.4 
liver 0.2322 0.0322 0.3382 0.2488 17.4 3.3 38.7 
lrs 0.0866 0.0043 0.1283 0.7800 28.2 7.1 782.7 
lymphography 0.0664 0.0376 0.1643 0.5671 12.6 15.2 37.2 
mammography 0.1542 0.0046 0.1813 0.3927 12.5 5.6 363.6 
mfeat-fac 0.0478 0.0098 0.0790 0.9521 135.0 28.7 34,557.9 
mfeat-fou 0.1498 0.0103 0.1975 0.8111 93.1 14.9 11,415.7 
mfeat-kar 0.0544 0.0134 0.0755 0.9571 84.8 18.3 11,084.4 
mfeat-mor 0.2323 0.0288 0.2935 0.5754 77.6 4.0 1,315.8 
mfeat-pix 0.0511 0.0141 0.0830 0.9632 142.3 42.6 46,305.1 
mfeat-zer 0.1434 0.0279 0.2035 0.7778 128.4 18.4 9,636.1 
new-thyroid 0.0150 0.0213 0.0571 0.9220 7.5 2.8 15.5 
optdigits 0.0431 0.0194 0.0653 0.9715 327.6 19.6 89,697.2 
ozone1hr 0.0288 0.0000 0.0289 0.0177 1.0 1.0 8,670.9 
ozone8hr 0.0604 0.0000 0.0640 0.0878 4.9 1.2 10,115.4 
page-blocks 0.0300 0.0070 0.0397 0.7936 69.5 5.0 8,992.8 
phoneme 0.1307 0.0196 0.1617 0.6671 158.8 3.0 5,660.2 
pima 0.1954 0.0137 0.2579 0.2655 21.2 3.6 167.8 
primary-tumor 0.4742 0.0449 0.5758 0.2547 27.5 11.1 130.3 
promoters 0.0458 0.0072 0.2300 0.3314 6.6 11.7 35.2 
satimage 0.1185 0.0078 0.1288 0.8654 109.0 14.9 45,624.7 
segment 0.0235 0.0184 0.0446 0.9651 104.2 7.0 3,040.3 
sick 0.0185 0.0005 0.0199 0.7457 12.1 4.9 9,086.5 
soybean 0.0563 0.0166 0.0779 0.9284 56.2 15.0 1,650.5 
texture 0.0217 0.0178 0.0358 0.9888 259.9 13.6 37,701.2 
tic-tac-toe 0.0302 0.0948 0.0800 0.7595 105.2 7.0 358.6 
titanic 0.2095 0.0017 0.2094 0.0006 9.1 3.0 1,292.3 
vehicle 0.1757 0.0631 0.3012 0.6146 87.6 9.9 560.8 
vote 0.0253 0.0068 0.0395 0.8219 7.4 5.3 84.1 
vowel 0.0283 0.1777 0.3858 0.5744 228.9 6.9 1,295.1 
waveform 0.1656 0.0032 0.1812 0.6716 37.2 14.6 21,160.9 
wine 0.0006 0.0227 0.0412 0.9452 7.4 6.4 18.5 
yeast 0.3344 0.0391 0.4324 0.3701 83.6 5.0 791.2 
zoo 0.0121 0.0692 0.0700 0.9200 14.0 7.2 12.8 
Memetic IS+FS
TrainingTestingInstancesFeaturesTime
DataseterrorStorageerrorselectedselected(s)
anneal 0.0161 0.0027 0.0214 0.9362 22.1 5.7 1,157.2 
arrhythmia 0.2224 0.0035 0.2867 0.3564 24.4 16.5 1,581.2 
audiology 0.2201 0.0084 0.2773 0.5575 21.2 7.5 175.9 
autos 0.1551 0.0232 0.3150 0.7864 39.6 7.8 174.0 
breast-cancer 0.2217 0.0090 0.3214 0.0927 6.4 5.0 42.6 
cancer 0.0235 0.0050 0.0420 0.9180 5.9 4.8 143.7 
car 0.0591 0.0282 0.2157 0.7478 81.2 8.6 1,897.9 
card 0.1221 0.0017 0.1464 0.6039 10.7 5.1 327.9 
dermatology 0.0121 0.0187 0.0361 0.9392 16.4 12.8 164.9 
ecoli 0.1036 0.0465 0.1667 0.7157 20.4 4.8 43.9 
euthyroid 0.0243 0.0003 0.0247 0.7675 9.9 3.5 7,262.1 
german 0.2123 0.0047 0.2700 0.2026 25.1 9.6 931.3 
glass 0.1596 0.0707 0.3048 0.6005 25.4 4.6 33.1 
glass-g2 0.0592 0.0618 0.1688 0.6506 18.5 4.4 17.6 
heart 0.1070 0.0253 0.1926 0.5393 10.7 7.4 36.5 
heart-c 0.1110 0.0161 0.1633 0.4855 9.8 9.6 58.8 
hepatitis 0.0971 0.0164 0.2267 0.2755 5.4 8.0 18.1 
horse 0.2561 0.0075 0.3500 0.2203 15.1 9.5 179.6 
hypothyroid 0.0157 0.0007 0.0183 0.8165 14.7 4.4 8,264.1 
ionosphere 0.0500 0.0138 0.1143 0.7776 17.6 8.2 145.7 
kr vs. kp 0.0345 0.0036 0.0360 0.8816 41.8 9.5 6,159.5 
led24 0.2167 0.0457 0.2650 0.5969 23.7 8.3 57.4 
liver 0.2322 0.0322 0.3382 0.2488 17.4 3.3 38.7 
lrs 0.0866 0.0043 0.1283 0.7800 28.2 7.1 782.7 
lymphography 0.0664 0.0376 0.1643 0.5671 12.6 15.2 37.2 
mammography 0.1542 0.0046 0.1813 0.3927 12.5 5.6 363.6 
mfeat-fac 0.0478 0.0098 0.0790 0.9521 135.0 28.7 34,557.9 
mfeat-fou 0.1498 0.0103 0.1975 0.8111 93.1 14.9 11,415.7 
mfeat-kar 0.0544 0.0134 0.0755 0.9571 84.8 18.3 11,084.4 
mfeat-mor 0.2323 0.0288 0.2935 0.5754 77.6 4.0 1,315.8 
mfeat-pix 0.0511 0.0141 0.0830 0.9632 142.3 42.6 46,305.1 
mfeat-zer 0.1434 0.0279 0.2035 0.7778 128.4 18.4 9,636.1 
new-thyroid 0.0150 0.0213 0.0571 0.9220 7.5 2.8 15.5 
optdigits 0.0431 0.0194 0.0653 0.9715 327.6 19.6 89,697.2 
ozone1hr 0.0288 0.0000 0.0289 0.0177 1.0 1.0 8,670.9 
ozone8hr 0.0604 0.0000 0.0640 0.0878 4.9 1.2 10,115.4 
page-blocks 0.0300 0.0070 0.0397 0.7936 69.5 5.0 8,992.8 
phoneme 0.1307 0.0196 0.1617 0.6671 158.8 3.0 5,660.2 
pima 0.1954 0.0137 0.2579 0.2655 21.2 3.6 167.8 
primary-tumor 0.4742 0.0449 0.5758 0.2547 27.5 11.1 130.3 
promoters 0.0458 0.0072 0.2300 0.3314 6.6 11.7 35.2 
satimage 0.1185 0.0078 0.1288 0.8654 109.0 14.9 45,624.7 
segment 0.0235 0.0184 0.0446 0.9651 104.2 7.0 3,040.3 
sick 0.0185 0.0005 0.0199 0.7457 12.1 4.9 9,086.5 
soybean 0.0563 0.0166 0.0779 0.9284 56.2 15.0 1,650.5 
texture 0.0217 0.0178 0.0358 0.9888 259.9 13.6 37,701.2 
tic-tac-toe 0.0302 0.0948 0.0800 0.7595 105.2 7.0 358.6 
titanic 0.2095 0.0017 0.2094 0.0006 9.1 3.0 1,292.3 
vehicle 0.1757 0.0631 0.3012 0.6146 87.6 9.9 560.8 
vote 0.0253 0.0068 0.0395 0.8219 7.4 5.3 84.1 
vowel 0.0283 0.1777 0.3858 0.5744 228.9 6.9 1,295.1 
waveform 0.1656 0.0032 0.1812 0.6716 37.2 14.6 21,160.9 
wine 0.0006 0.0227 0.0412 0.9452 7.4 6.4 18.5 
yeast 0.3344 0.0391 0.4324 0.3701 83.6 5.0 791.2 
zoo 0.0121 0.0692 0.0700 0.9200 14.0 7.2 12.8 
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