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Experiments
Back Propagation Neural Network:
Numer Input Nodes: 104
Number Hidden Nodes: 2
Number Output Nodes: 2
-I 2000
-E 0.01
-S 1759226175
-H 2
-M 0.01
Input Weights:
-0.042309942336295814 -0.2572672731040968 age
-0.4773178269580467 -0.4343640306672909 workclass=Private
0.6092980467888749 -0.3722291978125365 workclass=Self-emp-not-inc
0.9161075423494189 0.34435506823192186 workclass=Self-emp-inc
0.807525351225481 0.8155089543477674 workclass=Federal-gov
0.012744225268807474 -0.342254375138743 workclass=Local-gov
-0.9675368457876059 -0.033427065787903 workclass=State-gov
-0.7788726469802669 -0.4901358200447852 workclass=Without-pay
0.036703281452990844 -0.5367060827034749 workclass=Never-worked
-0.30160893271209943 -0.13168291878396432 fnlwgt
0.9493930433297224 0.07936748392811266 education=Bachelors
0.18222884651287585 0.2952630556461209 education=Some-college
0.584788483791195 -0.9252802721396836 education=11th
-0.4777133398022104 0.5048574402831563 education=HS-grad
0.5633335326200852 -0.8899721553759763 education=Prof-school
0.18897332647299359 0.6748778336285719 education=Assoc-acdm
0.5601186175346717 0.06464940009744735 education=Assoc-voc
-0.26947968271443856 -0.2192615371102853 education=9th
0.6612594996130505 -0.10093364747209432 education=7th-8th
0.8799356393777442 0.8342733710349555 education=12th
0.9586769282106251 -0.7056438643586613 education=Masters
0.10453735012750065 -0.46455919611507057 education=1st-4th
0.8920936575501002 -0.9385660255561439 education=10th
-0.36696019746890873 -0.4608923075338598 education=Doctorate
0.9166808014146308 0.8453805019723237 education=5th-6th
0.14846258452126904 0.07670971285298589 education=Preschool
-0.4826684701617736 -0.9726576798938049 education-num
-0.37204418928788763 0.04798635724503031 marital-status=Married-civ-spouse
0.8063959973521087 0.9892892363741326 marital-status=Divorced
0.44025178063896897 0.6240540258010505 marital-status=Never-married
0.5500276628293976 0.06508975973990916 marital-status=Separated
-0.556124058038729 -0.18855588393128708 marital-status=Widowed
-0.19304871381618027 -0.9665491567958586 marital-status=Married-spouse-absent
0.09924663335053086 -0.03221470250805458 marital-status=Married-AF-spouse
-0.010887416542097572 -0.6384858556869497 occupation=Tech-support
-0.381120813058754 0.8026960598721926 occupation=Craft-repair
0.3416938116076469 -0.501666870832105 occupation=Other-service
-0.9956504312872032 -0.46994119035003634 occupation=Sales
-0.9154726097632879 -0.7701641625037061 occupation=Exec-managerial
-0.0025175649641979714 0.3668151420564203 occupation=Prof-specialty
0.9708914853153254 -0.20528124518188817 occupation=Handlers-cleaners
-0.9838244426044529 0.02414558946690981 occupation=Machine-op-inspct
-0.7653236904800162 -0.553705999186114 occupation=Adm-clerical
-0.9691315374203 -0.04648971867689711 occupation=Farming-fishing
-0.036645299586282265 -0.7803747494220636 occupation=Transport-moving
0.013178085600803469 -0.6445721900465289 occupation=Priv-house-serv
0.2212151600133161 -0.41387869613339734 occupation=Protective-serv
0.4696712597641213 -0.9853064660449262 occupation=Armed-Forces
-0.15718643856684444 -0.3223929662825511 relationship=Wife
0.04588794103504301 -0.7076221597941057 relationship=Own-child
-0.9727920331265345 0.03604173778520248 relationship=Husband
0.10208936907967092 -0.2984587827144287 relationship=Not-in-family
0.714654950450295 0.059507248972971105 relationship=Other-relative
0.34504292002981685 -0.24195457506062756 relationship=Unmarried
0.4632001975936695 -0.8953825672217779 race=White
-0.6595111480667264 0.7867688536385713 race=Asian-Pac-Islander
-0.8741127085552407 0.6736173657392457 race=Amer-Indian-Eskimo
-0.7114708724212109 0.35234351210719717 race=Other
-0.7582271289662821 0.33341042894556283 race=Black
-0.45245140434488285 0.4663558299857944 sex
-0.40403250251557665 -0.47540515722440446 capital-gain
0.7386921484390161 0.9126891183229984 capital-loss
-0.005343507423322125 0.7310668758458425 hours-per-week
-0.9816098378398168 -0.6390281313131982 native-country=United-States
-0.2216099442362458 0.5733770222191505 native-country=Cambodia
-0.5942793327605582 0.5553204896672383 native-country=England
-0.9824995080817391 -0.7909292866361395 native-country=Puerto-Rico
-0.5019738338499018 -0.8591284860197954 native-country=Canada
-0.5272961945969914 -0.613276651982053 native-country=Germany
-0.9255576301205388 -0.28812116066525295 native-country=Outlying-US(Guam-USVI-etc)
-0.7440906928352484 0.9920555077359596 native-country=India
-0.986148768378512 0.739039536341066 native-country=Japan
0.4038873644277863 -0.20209470590749468 native-country=Greece
0.6510149227789821 0.1856067888517361 native-country=South
0.21237052933583156 0.20720249062111207 native-country=China
0.6407899967493103 -0.9041135974248335 native-country=Cuba
-0.17921980004657279 0.3504567900003357 native-country=Iran
0.042633993817859483 0.19878250514151752 native-country=Honduras
-0.9427816961935189 -0.7736048981462957 native-country=Philippines
0.5921078659726002 0.7948066674223966 native-country=Italy
0.5375316681925721 -0.6152130438037413 native-country=Poland
0.8775223844017461 0.7877741796182418 native-country=Jamaica
0.2677892377130826 -0.35856022426338297 native-country=Vietnam
-0.2582196630229272 0.8014305113721589 native-country=Mexico
-0.9482041572458317 0.6528478358378054 native-country=Portugal
0.004102769897721403 0.7243640569467076 native-country=Ireland
0.5984438983225078 -0.003196759465420085 native-country=France
0.33470754738340225 0.8104135698772381 native-country=Dominican-Republic
-0.17933344551733787 -0.6910590440437818 native-country=Laos
0.5773998191607332 -0.5982417932023318 native-country=Ecuador
0.10014344452880364 -0.4140418085944453 native-country=Taiwan
0.22895135684674628 0.4321257706306587 native-country=Haiti
-0.3398895375396984 -0.9748634330094543 native-country=Columbia
0.3473557184522138 0.8209626350619545 native-country=Hungary
0.2617854191980218 -0.26343086364923773 native-country=Guatemala
0.5395625963359187 -0.3823844482015468 native-country=Nicaragua
-0.44407528297009224 0.8176706505484763 native-country=Scotland
-0.4921143707425477 0.9479729795393448 native-country=Thailand
-0.8634806134494111 0.06639067844143809 native-country=Yugoslavia
-0.9835425515036171 0.3237422307311262 native-country=El-Salvador
-0.06599134388304573 0.9460746878131789 native-country=Trinadad&Tobago
-0.8528614746723344 -0.7155102730380065 native-country=Peru
0.5447778432342327 -0.8141081567796562 native-country=Hong
0.8891915293962787 -0.5386172061754302 native-country=Holand-Netherlands
Hidden Weights:
-0.04142881474807525 -0.495362323536765
0.11177418087287494 -0.744739857988725
>50K <=50K
Error sum for iteration 100 = 803.8496470751641
Error sum for iteration 200 = 805.8361535875771
Error sum for iteration 300 = 796.1344632700612
Error sum for iteration 400 = 786.038870627916
Error sum for iteration 500 = 776.0624666531536
Error sum for iteration 600 = 767.9094107523451
Error sum for iteration 700 = 761.1669814914615
Error sum for iteration 800 = 755.1558574842194
Error sum for iteration 900 = 749.7702063735202
Error sum for iteration 1000 = 744.9614420713165
Error sum for iteration 1100 = 740.5473770211266
Error sum for iteration 1200 = 736.2837794177863
Error sum for iteration 1300 = 731.9419341994795
Error sum for iteration 1400 = 727.3660371529564
Error sum for iteration 1500 = 722.5192096494745
Error sum for iteration 1600 = 717.4764845028652
Error sum for iteration 1700 = 712.3601094365471
Error sum for iteration 1800 = 707.2892642297535
Error sum for iteration 1900 = 702.3604767873098
Options: -I 2000
Back Propagation Neural Network:
Numer Input Nodes: 104
Number Hidden Nodes: 2
Number Output Nodes: 2
-I 2000
-E 0.01
-S 1759226175
-H 2
-M 0.01
Input Weights:
-1.9555119940354684 0.6406193408027587 age
-1.0588446817531894 -2.8571579061853307 workclass=Private
2.6905236866269844 0.45134953947936174 workclass=Self-emp-not-inc
1.8160148290284064 1.738094060955235 workclass=Self-emp-inc
-0.14253259406526989 0.2614138577295996 workclass=Federal-gov
0.8991230666905619 -0.6990043465412444 workclass=Local-gov
0.8532278325490119 -0.12932739949297742 workclass=State-gov
-0.47707602532263604 -0.5818906008467454 workclass=Without-pay
0.33393583264280535 -0.623637837905587 workclass=Never-worked
0.737692251826643 1.8268790105668884 fnlwgt
0.3760395260580563 0.2876434015963535 education=Bachelors
0.6843863619598543 -0.46455085137758384 education=Some-college
2.7453711421667517 1.3648556280373314 education=11th
0.6062474395012902 -0.2815709820973252 education=HS-grad
-1.5490292320091756 -1.279060574774451 education=Prof-school
0.17771058310993665 -0.2981716848091646 education=Assoc-acdm
1.4310669254350887 1.5679742206343144 education=Assoc-voc
0.7864002138343432 -2.547659806824579 education=9th
1.4108124419801877 0.1902849293237152 education=7th-8th
3.149351168109884 0.27683352318324816 education=12th
-0.36265733441961195 -0.8234113068406801 education=Masters
1.562891795697555 -1.5067626428532008 education=1st-4th
0.5115034283253721 -2.9155491202442634 education=10th
0.24747533677144104 1.8965853153509842 education=Doctorate
1.11036745549472 1.4157682389519635 education=5th-6th
0.7219730676311689 -0.2993006183233983 education=Preschool
-2.4078637022646365 0.6962799134140739 education-num
-2.3357182268965038 1.5113796357395866 marital-status=Married-civ-spouse
1.0753578070096026 -0.2921001632937279 marital-status=Divorced
1.16544492011479 -1.0580483875990168 marital-status=Never-married
0.7449447675405774 0.05975394116647947 marital-status=Separated
0.7704118657052756 -0.15372548965477956 marital-status=Widowed
3.0254227137456153 -0.37618588939333303 marital-status=Married-spouse-absent
0.787329533655481 -0.45595033907065446 marital-status=Married-AF-spouse
-1.2220834905827556 -1.31157095850157 occupation=Tech-support
-0.08040822194714382 -0.16881062679706604 occupation=Craft-repair
0.07515618499744667 -1.3530862664498509 occupation=Other-service
-0.24209384481982663 -0.2887133330528385 occupation=Sales
-1.4438336265194365 -0.6500681627076982 occupation=Exec-managerial
0.40290408552027496 0.9352302393454972 occupation=Prof-specialty
0.6454804444458424 0.09043557605136993 occupation=Handlers-cleaners
0.3406752320351146 -0.5159295853628947 occupation=Machine-op-inspct
0.08261088333418785 -0.5352447722572841 occupation=Adm-clerical
1.2177031296576093 -1.6369139747036352 occupation=Farming-fishing
-0.07983282966204112 -1.3815119096012045 occupation=Transport-moving
0.8482614951187315 -0.848799231612717 occupation=Priv-house-serv
2.1665265153788305 2.052948011784421 occupation=Protective-serv
0.7841261658135982 -1.1166739732482887 occupation=Armed-Forces
0.4816482088606086 0.647320295981146 relationship=Wife
1.511677646755193 -1.007651616777308 relationship=Own-child
1.2228975152791688 -0.6980973449287184 relationship=Husband
-0.09523042647414241 -0.21068413741242376 relationship=Not-in-family
0.6216479210517626 -1.2020744496463445 relationship=Other-relative
0.49631156008613464 -0.2207368171382491 relationship=Unmarried
-0.9206249505049301 0.0015902811567223528 race=White
-0.33417432094818433 0.9306166932948247 race=Asian-Pac-Islander
1.3965037851779891 0.9245254942684775 race=Amer-Indian-Eskimo
2.0592197569773907 -1.6399838019925066 race=Other
-0.8770227656506441 -0.09610389114520591 race=Black
-0.5020064384744695 -0.18786100272173634 sex
-2.924111608174192 3.2609538266031204 capital-gain
-1.6519588931294145 2.560538995109252 capital-loss
-2.6085082343292925 2.5539348122811343 hours-per-week
-1.2599862896609404 -0.9298357387620233 native-country=United-States
-0.3458116797039889 2.811067441678578 native-country=Cambodia
-0.2691853625786953 -0.9878258854046286 native-country=England
0.02123060377386237 0.3707885789030486 native-country=Puerto-Rico
-1.2209782572897936 0.3480551614101984 native-country=Canada
-0.3206765555648549 0.5379183938573452 native-country=Germany
-0.5030306719451406 -0.5332689856407259 native-country=Outlying-US(Guam-USVI-etc)
1.4249585210236357 -1.9870721962586773 native-country=India
0.7956855208070137 -2.2042376130631327 native-country=Japan
1.8024389138383439 0.32460952369230683 native-country=Greece
2.074911947845384 -0.7577732517624024 native-country=South
0.2730225449612759 -0.9223490138097011 native-country=China
0.4095062860567547 -2.43203014943598 native-country=Cuba
-1.594882813282304 2.2761466489597275 native-country=Iran
0.5967570522821797 -0.4455802396882092 native-country=Honduras
-1.0352641447511874 -0.08974664116381752 native-country=Philippines
-0.43818704957756993 2.212028627401608 native-country=Italy
1.2145708711351615 0.4830401602409487 native-country=Poland
-0.14773806598117517 2.608103722865645 native-country=Jamaica
0.8362834229449652 0.05300478397660058 native-country=Vietnam
1.0220823142030133 -0.3736694206974605 native-country=Mexico
-0.7962670882716477 0.6260586076311786 native-country=Portugal
-1.561100091669022 1.6853593429704536 native-country=Ireland
0.10057681711660511 0.5777850343441525 native-country=France
0.9993957517059145 1.385511938613139 native-country=Dominican-Republic
0.3881142628033919 -1.2237004032745853 native-country=Laos
0.8970745256811674 -0.7244523775779163 native-country=Ecuador
-1.1730016041176607 0.1578898011131281 native-country=Taiwan
1.1354744345592933 -0.6991069632606144 native-country=Haiti
2.3823185064329833 -2.6906306973844982 native-country=Columbia
0.6445882696420051 0.7340308798598424 native-country=Hungary
-1.0838708511388349 1.0215821652783337 native-country=Guatemala
1.197874532886108 -1.5464433192297846 native-country=Nicaragua
0.09131095152270018 0.5667353040307833 native-country=Scotland
0.24908674039736303 0.08176923115185813 native-country=Thailand
0.3243434822042885 -0.46343534488237154 native-country=Yugoslavia
1.0281988454862583 -0.07273424334483804 native-country=El-Salvador
0.6758429002874369 0.09333049949833377 native-country=Trinadad&Tobago
-0.6633336064949187 -1.3123425240775475 native-country=Peru
0.8429272668054993 -0.9037942701836409 native-country=Hong
1.1864240805860324 -0.6255489613775423 native-country=Holand-Netherlands
Hidden Weights:
-3.544115159846722 3.5441151598467235
3.1826766766488968 -3.182676676648898
>50K <=50K
=== Error on training data ===
Correctly Classified Instances 4247 84.6859 %
Incorrectly Classified Instances 768 15.3141 %
Mean absolute error 0.2641
Root mean squared error 0.3311
Relative absolute error 71.5214 %
Root relative squared error 77.0541 %
Total Number of Instances 5015
=== Confusion Matrix ===
a b <-- classified as
721 504 | a = >50K
264 3526 | b = <=50K
=== Error on test data ===
Correctly Classified Instances 13579 83.404 %
Incorrectly Classified Instances 2702 16.596 %
Mean absolute error 0.2739
Root mean squared error 0.3449
Relative absolute error 75.0191 %
Root relative squared error 81.1873 %
Total Number of Instances 16281
=== Confusion Matrix ===
a b <-- classified as
2131 1715 | a = >50K
987 11448 | b = <=50K
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