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Experiments
Back Propagation Neural Network:
Numer Input Nodes: 104
Number Hidden Nodes: 2
Number Output Nodes: 2
-I 5000
-E 0.0112
-S 1771497872
-H 2
-M 0.01
Input Weights:
0.6864747631034755 -0.10581377843042272 age
0.6639767244841912 0.7263813216198978 workclass=Private
-0.8862593491846511 0.6607616561176592 workclass=Self-emp-not-inc
-0.2739778339459551 -0.05773640990459761 workclass=Self-emp-inc
0.03055450165094964 -0.9327318326433836 workclass=Federal-gov
0.18457136839691124 0.48531250564221873 workclass=Local-gov
0.15614931006208121 -0.8891290979581592 workclass=State-gov
-0.4852451298809495 0.04776021561596333 workclass=Without-pay
-0.9133976333246843 0.9578277056061537 workclass=Never-worked
0.5953150610669597 0.7899411837714381 fnlwgt
0.2127098445831983 0.30309314152421996 education=Bachelors
0.5274346625976585 0.9596879629440997 education=Some-college
-0.008550901069973804 0.7266228395026344 education=11th
0.7351094886314988 -0.9853780338485756 education=HS-grad
0.07506104667888924 -0.704169876480992 education=Prof-school
-0.6118334795604061 -0.2185520258882474 education=Assoc-acdm
-0.9753053903036581 -0.28647939009613155 education=Assoc-voc
0.9567968142194994 -0.70962724977617 education=9th
0.6642981885219645 -0.5893254997659956 education=7th-8th
0.4833974895277078 -0.5744170281277259 education=12th
-0.854902087169525 -0.9581356403547052 education=Masters
-0.1169504299909836 0.07691491311627607 education=1st-4th
0.9154016902400064 0.35984191053947945 education=10th
-0.7086986217238314 0.549755919416016 education=Doctorate
-0.20781770630314722 -0.9793969110297787 education=5th-6th
0.7940377521026638 0.4199114927016876 education=Preschool
0.8212594113647336 0.6904993068303296 education-num
-0.48020988882024307 -0.518515136553706 marital-status=Married-civ-spouse
0.5469879788380483 -0.8240911028294364 marital-status=Divorced
-0.6356593094578573 -0.05367963085508842 marital-status=Never-married
0.4890046029038435 -0.9494322339925192 marital-status=Separated
-0.04090427122165696 -0.5254097398481372 marital-status=Widowed
0.18535950423871794 -0.6134135774824652 marital-status=Married-spouse-absent
-0.10959968140583398 0.15273386097435337 marital-status=Married-AF-spouse
0.09459492993508589 -0.7330954291330449 occupation=Tech-support
0.7224467200469586 -0.7639850473485552 occupation=Craft-repair
0.2841065305527557 0.42765689093629855 occupation=Other-service
-0.23885920638604885 -0.2689725633360476 occupation=Sales
-0.6577388324784383 -0.09940035948184267 occupation=Exec-managerial
0.5034388308343272 0.944879227268568 occupation=Prof-specialty
0.8548307725280646 0.2440772245050673 occupation=Handlers-cleaners
-0.2767936591247506 0.5525954179301553 occupation=Machine-op-inspct
0.4436565004477999 -0.19455279794416702 occupation=Adm-clerical
0.6212807708016834 -0.04366296544452353 occupation=Farming-fishing
0.4821645698147523 0.48163244840022346 occupation=Transport-moving
0.4785985760495097 -0.5030973129781231 occupation=Priv-house-serv
-0.2727581701873725 -0.7355164267437293 occupation=Protective-serv
-0.04482921190730704 0.04100222454441682 occupation=Armed-Forces
-0.8673802315152741 0.1946186210622698 relationship=Wife
0.32632223919614467 0.562036434626513 relationship=Own-child
-0.22835554227511 -0.48419093598809626 relationship=Husband
-0.6133592695393697 -0.643582816806813 relationship=Not-in-family
0.17719942415606038 0.23001062748360845 relationship=Other-relative
-0.07902399847203712 -0.3656066423556561 relationship=Unmarried
0.42743106814990006 -0.09725970392926309 race=White
-0.9262194537431472 -0.6197608024973431 race=Asian-Pac-Islander
-0.7646240486628939 0.5553879362923235 race=Amer-Indian-Eskimo
0.7700537395149933 0.9215922915312524 race=Other
-0.7500608301982405 -0.5053324162779849 race=Black
0.7738348742651966 -0.24447754126440602 sex
-0.8000045815177477 -0.24703025843626314 capital-gain
-0.1719505578671281 -0.632845681870273 capital-loss
-0.2884857947236148 0.8238201739487232 hours-per-week
0.5107418648505224 0.40667807173274717 native-country=United-States
-0.7578821237618008 -0.9553118954198783 native-country=Cambodia
-0.5307126644259166 -0.6325537517626716 native-country=England
-0.9052974320115565 -0.6305302741793619 native-country=Puerto-Rico
0.15176227884604598 0.3803961839460892 native-country=Canada
0.721758993920488 0.5433066699038296 native-country=Germany
0.23272632580091623 0.8008361477749273 native-country=Outlying-US(Guam-USVI-etc)
-0.8113463142968589 -0.40506903475047573 native-country=India
-0.08757580476901827 0.6490177912341399 native-country=Japan
0.7449499853027743 0.9421707805375057 native-country=Greece
-0.9691832024908944 0.7559623898023093 native-country=South
-0.18081174097077235 0.7040470289963563 native-country=China
-0.5484116064133815 -0.4154519157746859 native-country=Cuba
0.6094864917672 -0.4387481182201729 native-country=Iran
8.153967748629753E-4 -0.589528087109304 native-country=Honduras
-0.16130820566269 0.8326740910907213 native-country=Philippines
-0.9514835826435077 0.9697042266294995 native-country=Italy
-0.428809476420986 -0.44027159008659655 native-country=Poland
0.8507915116192799 -0.7364647459876204 native-country=Jamaica
0.48519658768730367 -0.8729913357543866 native-country=Vietnam
0.37140128377207593 -0.7419044037585196 native-country=Mexico
0.23946163582639923 -0.7945773218466512 native-country=Portugal
0.4138876605360011 0.36489976287911685 native-country=Ireland
-0.009282187381203899 -0.9155710149683882 native-country=France
0.5519006502067452 -0.6711634118272822 native-country=Dominican-Republic
0.4753480789068749 0.35899226402620177 native-country=Laos
-0.8267758413674879 0.3101952441232352 native-country=Ecuador
-0.022886977712707646 -0.35614965359185247 native-country=Taiwan
-0.3272126414278991 0.20159477355832434 native-country=Haiti
-0.08267959046874962 -0.21414886436719405 native-country=Columbia
-0.2438344906256633 0.5866597529963447 native-country=Hungary
-0.47656306955873107 0.81142122734757 native-country=Guatemala
0.35591401385689125 0.08628210513695533 native-country=Nicaragua
-0.8006157777363145 -0.44862473433206906 native-country=Scotland
0.8204960499130372 0.3554057800346684 native-country=Thailand
-0.17803297869615897 0.09371684846213912 native-country=Yugoslavia
0.9052632287870077 -0.2627022947949733 native-country=El-Salvador
0.5531209720875006 -0.414974847736137 native-country=Trinadad&Tobago
-0.6336219611550955 0.9458011336047398 native-country=Peru
-0.939221700811598 0.6844133346857564 native-country=Hong
0.41493521537732225 0.365435846548843 native-country=Holand-Netherlands
Hidden Weights:
-0.6932036078506698 -0.7855094973103294
-0.4210511852440282 0.21175495163570113
>50K <=50K
Error sum for iteration 100 = 70.49071695649688
Error sum for iteration 200 = 70.14603939431174
Error sum for iteration 300 = 69.67004839354357
Error sum for iteration 400 = 69.55383078261266
Error sum for iteration 500 = 69.55584850333581
Error sum for iteration 600 = 69.53446338633293
Error sum for iteration 700 = 69.34128348070247
Error sum for iteration 800 = 68.9847403990995
Error sum for iteration 900 = 68.51295380124755
Error sum for iteration 1000 = 67.96756294028016
Error sum for iteration 1100 = 67.38439467192437
Error sum for iteration 1200 = 66.80565132020308
Error sum for iteration 1300 = 66.2375960794321
Error sum for iteration 1400 = 65.68952989432297
Error sum for iteration 1500 = 65.16372124759754
Error sum for iteration 1600 = 64.65876721411584
Error sum for iteration 1700 = 64.15746918866819
Error sum for iteration 1800 = 63.6609009651818
Error sum for iteration 1900 = 63.18001535991297
Error sum for iteration 2000 = 62.70753479085618
Error sum for iteration 2100 = 62.23531605705769
Error sum for iteration 2200 = 61.76561305104571
Error sum for iteration 2300 = 61.3015239624787
Error sum for iteration 2400 = 60.83778927367384
Error sum for iteration 2500 = 60.37277828153898
Error sum for iteration 2600 = 59.910814496557805
Error sum for iteration 2700 = 59.45452567813475
Error sum for iteration 2800 = 58.99815199987857
Error sum for iteration 2900 = 58.540096423824835
Error sum for iteration 3000 = 58.07744303654493
Error sum for iteration 3100 = 57.60867109147818
Error sum for iteration 3200 = 57.13439730068791
Error sum for iteration 3300 = 56.65656042073251
Error sum for iteration 3400 = 56.175310824905225
Error sum for iteration 3500 = 55.69097997718268
Error sum for iteration 3600 = 55.20189457063856
Error sum for iteration 3700 = 54.70853373244004
Error sum for iteration 3800 = 54.218674362573466
Error sum for iteration 3900 = 53.73297748210094
Error sum for iteration 4000 = 53.2502860422278
Error sum for iteration 4100 = 52.77697545286473
Error sum for iteration 4200 = 52.31185005476417
Error sum for iteration 4300 = 51.852847428540414
Error sum for iteration 4400 = 51.40525862319534
Error sum for iteration 4500 = 50.97232395453193
Error sum for iteration 4600 = 50.55416958710827
Error sum for iteration 4700 = 50.1590613218503
Error sum for iteration 4800 = 49.780342122348216
Error sum for iteration 4900 = 49.41423072653387
Error sum for iteration 5000 = 49.06104926094537
Options: -I 5000
Back Propagation Neural Network:
Numer Input Nodes: 104
Number Hidden Nodes: 2
Number Output Nodes: 2
-I 5000
-E 0.0112
-S 1771497872
-H 2
-M 0.01
Input Weights:
-1.5493652397106243 -1.8874424340910005 age
-0.3835195948246167 1.2821269396842516 workclass=Private
-1.6479042803397177 3.8683585536082905 workclass=Self-emp-not-inc
-1.014717005238472 0.11769344076660906 workclass=Self-emp-inc
0.904795405593928 -2.041867190820563 workclass=Federal-gov
0.24899211937824628 0.31038513374831384 workclass=Local-gov
3.2877041011520416 -1.4572843820196784 workclass=State-gov
-0.3766496995768593 0.1967998121940681 workclass=Without-pay
-0.8048022030205289 1.10686730218423 workclass=Never-worked
-0.6511853322679643 -1.682851522497152 fnlwgt
-0.3588214501067167 0.27901373590347356 education=Bachelors
-0.5157003582695199 0.6144234460646218 education=Some-college
1.1922496654483747 3.230637008140458 education=11th
2.63052448835944 -0.7414036087939411 education=HS-grad
-1.6241020657007792 -3.405700320059672 education=Prof-school
1.4926485554438296 -0.8818524207136503 education=Assoc-acdm
-2.586971490945387 0.1278694085827311 education=Assoc-voc
2.0471019136293247 0.8427445572693334 education=9th
-0.8316310530049656 -0.49508873556338867 education=7th-8th
0.26582734869873437 -3.584731520542079 education=12th
-0.7815097948705008 2.201837132091346 education=Masters
0.8977198839910877 1.2414022180384112 education=1st-4th
2.2326042823734653 1.3121278086250927 education=10th
-1.3808349940498896 -1.9620204749475523 education=Doctorate
0.913944167599382 1.7107168520576668 education=5th-6th
0.8934295896852075 0.47732175609839705 education=Preschool
-1.132206244602211 -2.7508767729908103 education-num
-2.459041155981707 -1.524867025740792 marital-status=Married-civ-spouse
0.22306042153328776 -0.5362155633941299 marital-status=Divorced
0.020031351591956514 -0.10310070729242778 marital-status=Never-married
0.5341132542610996 -1.0721700142826864 marital-status=Separated
1.9289311823997675 1.5519547146230839 marital-status=Widowed
0.8712883234985567 0.18159179574454373 marital-status=Married-spouse-absent
0.46552701233381505 0.4065931884272325 marital-status=Married-AF-spouse
2.919152116654491 -1.077644473743719 occupation=Tech-support
4.003494600098823 -2.402498263426108 occupation=Craft-repair
1.1850886649242582 -0.19522056740022017 occupation=Other-service
-1.822880820330706 2.279687396223486 occupation=Sales
-2.9442832980446716 0.2472140715878382 occupation=Exec-managerial
-3.1905284824918545 2.1861399341804395 occupation=Prof-specialty
1.3494609456360878 0.8401374136893712 occupation=Handlers-cleaners
1.8824224520636523 -1.098335067227057 occupation=Machine-op-inspct
-1.7061770752389567 1.6020300418762277 occupation=Adm-clerical
1.4425623219490715 -0.19529201545947159 occupation=Farming-fishing
2.304968324070867 1.604888434963707 occupation=Transport-moving
0.587194006353633 -0.3540577163999856 occupation=Priv-house-serv
-0.6798854425846532 -0.9626339339273968 occupation=Protective-serv
0.052650274557164485 0.15401640095601218 occupation=Armed-Forces
-3.4297373744480195 -0.07742506471143235 relationship=Wife
1.1625977802412921 1.921481282340223 relationship=Own-child
0.1221516131246504 -1.5112359535590485 relationship=Husband
2.876214072432028 -2.1191181265902332 relationship=Not-in-family
0.9331972274560562 1.0165892327298478 relationship=Other-relative
-1.4286846729977591 2.3495482699059207 relationship=Unmarried
0.5741711966790395 -0.707565399451781 race=White
-1.7621399080759768 0.46198443930269023 race=Asian-Pac-Islander
-0.2698257797499746 1.293308937244558 race=Amer-Indian-Eskimo
1.1190580215430859 2.0124992477421983 race=Other
0.507057538618068 -0.8680851642034587 race=Black
0.6660053711615798 0.3296916915024867 sex
-0.35609624503523185 -0.7878525501312476 capital-gain
-0.15788195516264464 -4.947006921825346 capital-loss
-3.3186829008208436 0.18016199561764057 hours-per-week
-1.290028414111788 0.7160904586120763 native-country=United-States
-1.8668627996434015 -3.2586082330022585 native-country=Cambodia
0.6180916743899016 0.33822525031168577 native-country=England
1.2559330534194342 2.20892710428178 native-country=Puerto-Rico
-1.5499783893837558 -1.8095287291167688 native-country=Canada
0.7321186618657805 0.6793320188401066 native-country=Germany
0.3413217561049933 0.9498757443530078 native-country=Outlying-US(Guam-USVI-etc)
-0.8533413498785491 -1.125309393363084 native-country=India
0.021019625535100575 0.7980573878122205 native-country=Japan
0.8535454156069298 1.0912103771156172 native-country=Greece
-1.5447400899306336 -0.2706219477293796 native-country=South
-0.07221631066665316 0.8530866255744368 native-country=China
1.011892812520173 2.2054655078221423 native-country=Cuba
0.3350893158328042 -0.4953898782117621 native-country=Iran
0.0544979299748063 -0.5369841653280728 native-country=Honduras
0.6775893443012866 1.3540164420885816 native-country=Philippines
-0.8486228967310371 1.10967065897261 native-country=Italy
1.549902187690094 1.4719093549949274 native-country=Poland
0.9620777097676627 -0.663306391409628 native-country=Jamaica
0.5937920179914353 -0.7239517391763061 native-country=Vietnam
-0.8796296238976131 -1.6502353066260713 native-country=Mexico
1.1849860460420027 1.6055527384786579 native-country=Portugal
0.5224830908400913 0.5139393594571996 native-country=Ireland
-0.027070591480726398 -0.8267358148753977 native-country=France
0.6562413863572848 -0.6129529381210826 native-country=Dominican-Republic
0.8686558159573863 1.3703777489126956 native-country=Laos
-0.003680578499470256 1.6814320416638813 native-country=Ecuador
-0.013350599456276684 -2.24793844074741 native-country=Taiwan
-0.31487480275653273 0.36054642349019517 native-country=Haiti
0.00946052345613477 -0.09591406437729523 native-country=Columbia
-0.13523906032154093 0.7356993495744252 native-country=Hungary
-0.3679676392546541 0.9604608239256506 native-country=Guatemala
0.46450944416096335 0.23532170171506384 native-country=Nicaragua
-0.6920203474321591 -0.2995851377539318 native-country=Scotland
0.8346159353284667 -0.41437814465061074 native-country=Thailand
-0.06943754839203964 0.24275644504024813 native-country=Yugoslavia
1.009227987912427 -0.11153270085339183 native-country=El-Salvador
0.661716402391656 -0.26593525115799976 native-country=Trinadad&Tobago
-0.5250265308509401 1.094840730182847 native-country=Peru
-0.8306262705074425 0.8334529312638369 native-country=Hong
0.5235306456814193 0.5144754431269348 native-country=Holand-Netherlands
Hidden Weights:
-4.815363974049933 4.815364529378946
-5.191994381913471 5.191995018171163
>50K <=50K
=== Error on training data ===
Correctly Classified Instances 470 91.2621 %
Incorrectly Classified Instances 45 8.7379 %
Mean absolute error 0.1755
Root mean squared error 0.2631
Relative absolute error 50.8141 %
Root relative squared error 63.3762 %
Total Number of Instances 515
=== Confusion Matrix ===
a b <-- classified as
80 34 | a = >50K
11 390 | b = <=50K
=== Error on test data ===
Correctly Classified Instances 13070 80.2776 %
Incorrectly Classified Instances 3211 19.7224 %
Mean absolute error 0.2432
Root mean squared error 0.3711
Relative absolute error 68.7947 %
Root relative squared error 87.3146 %
Total Number of Instances 16281
=== Confusion Matrix ===
a b <-- classified as
1711 2135 | a = >50K
1076 11359 | b = <=50K
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