WEKA 数据分析实验baiduWord格式文档下载.docx
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physician-fee-freeze
el-salvador-aid
religious-groups-in-schools
anti-satellite-test-ban
aid-to-nicaraguan-contras
mx-missile
immigration
synfuels-corporation-cutback
education-spending
superfund-right-to-sue
crime
duty-free-exports
export-administration-act-south-africa
Class
===Associatormodel（fulltrainingset）===
Apriori
=======
Minimumsupport:
0.5（218instances）
Minimummetric<
confidence>
:
0.9
Numberofcyclesperformed:
10
Generatedsetsoflargeitemsets:
SizeofsetoflargeitemsetsL
（1）:
12
LargeItemsetsL
（1）:
handicapped-infants=n236
adoption-of-the-budget-resolution=y253
physician-fee-freeze=n247
religious-groups-in-schools=y272
anti-satellite-test-ban=y239
aid-to-nicaraguan-contras=y242
synfuels-corporation-cutback=n264
education-spending=n233
crime=y248
duty-free-exports=n233
export-administration-act-south-africa=y269
Class=democrat267
SizeofsetoflargeitemsetsL
（2）:
4
LargeItemsetsL
（2）:
adoption-of-the-budget-resolution=yphysician-fee-freeze=n219
adoption-of-the-budget-resolution=yClass=democrat231
physician-fee-freeze=nClass=democrat245
aid-to-nicaraguan-contras=yClass=democrat218
SizeofsetoflargeitemsetsL（3）:
1
LargeItemsetsL（3）:
adoption-of-the-budget-resolution=yphysician-fee-freeze=nClass=democrat219
Bestrulesfound:
1.adoption-of-the-budget-resolution=yphysician-fee-freeze=n219==>
Class=democrat219conf:
（1）
2.physician-fee-freeze=n247==>
Class=democrat245conf:
（0.99）
3.adoption-of-the-budget-resolution=yClass=democrat231==>
physician-fee-freeze=n219conf:
（0.95）
4.Class=democrat267==>
physician-fee-freeze=n245conf:
（0.92）
5.adoption-of-the-budget-resolution=y253==>
Class=democrat231conf:
（0.91）
6.aid-to-nicaraguan-contras=y242==>
Class=democrat218conf:
（0.9）
3）结果分析：
a）该样本数据，数据记录数435个，17个属性，进行了10轮测试
b）最小支持度为0.5，即至少需要218个实例；
c）最小置信度为0.9；
d）进行了10轮搜索，频繁1项集12个，频繁2项集4个，频繁3项集1个；
4.分类算法-随机树分析
b）选择“Classify”选项卡；
c）点击“Choose”按钮，选择“trees”“RandomTree”规则
d）设置Cross-validation为10次
weka.classifiers.trees.RandomTree-K0-M1.0-S1
435
17
Testmode:
10-foldcross-validation
===Classifiermodel（fulltrainingset）===
RandomTree
==========
el-salvador-aid=n
|physician-fee-freeze=n
||duty-free-exports=n
|||anti-satellite-test-ban=n
||||synfuels-corporation-cutback=n
|||||crime=n:
republican（0.96/0）
|||||crime=y
||||||handicapped-infants=n:
democrat（2.02/0.01）
||||||handicapped-infants=y:
democrat（0.05/0）
||||synfuels-corporation-cutback=y
|||||handicapped-infants=n:
democrat（0.79/0.01）
|||||handicapped-infants=y:
democrat（2.12/0）
|||anti-satellite-test-ban=y
||||adoption-of-the-budget-resolution=n
democrat（1.26/0.01）
republican（1.25/0.25）
||||adoption-of-the-budget-resolution=y
|||||handicapped-infants=n
||||||crime=n:
democrat（5.94/0.01）
||||||crime=y:
democrat（5.15/0.12）
democrat（36.99/0.09）
||duty-free-exports=y
|||crime=n:
democrat（124.23/0.29）
|||crime=y
||||handicapped-infants=n:
democrat（16.9/0.38）
||||handicapped-infants=y:
democrat（8.99/0.02）
|physician-fee-freeze=y
||immigration=n
|||education-spending=n
||||crime=n:
democrat（1.09/0）
||||crime=y:
democrat（1.01/0.01）
|||education-spending=y:
republican（1.06/0.02）
||immigration=y
|||synfuels-corporation-cutback=n
||||religious-groups-in-schools=n:
republican（3.02/0.01）
||||religious-groups-in-schools=y:
republican（1.54/0.04）
|||synfuels-corporation-cutback=y:
republican（1.06/0.05）
el-salvador-aid=y
|synfuels-corporation-cutback=n
||physician-fee-freeze=n
|||handicapped-infants=n
||||superfund-right-to-sue=n
democrat（1.36/0）
||||||mx-missile=n:
republican（1.01/0）
||||||mx-missile=y:
||||superfund-right-to-sue=y:
democrat（4.83/0.03）
|||handicapped-infants=y:
democrat（8.42/0.02）
||physician-fee-freeze=y
|||adoption-of-the-budget-resolution=n
||||export-administration-act-south-africa=n
|||||mx-missile=n:
republican（49.03/0）
|||||mx-missile=y:
democrat（0.11/0）
||||export-administration-act-south-africa=y
|||||duty-free-exports=n
republican（60.67/0）
republican（6.21/0.15）
|||||duty-free-exports=y
||||||aid-to-nicaraguan-contras=n
|||||||water-project-cost-sharing=n
||||||||mx-missile=n:
republican（3.12/0）
||||||||mx-missile=y:
democrat（0.01/0）
|||||||water-project-cost-sharing=y:
democrat（1.15/0.14）
||||||aid-to-nicaraguan-contras=y:
republican（0.16/0）
|||adoption-of-the-budget-resolution=y
||||anti-satellite-test-ban=n
|||||immigration=n:
democrat（2.01/0.01）
|||||immigration=y
||||||water-project-cost-sharing=n
|||||||mx-missile=n:
republican（1.63/0）
|||||||mx-missile=y:
republican（1.01/0.01）
||||||water-project-cost-sharing=y
|||||||superfund-right-to-sue=n:
republican（0.45/0）
|||||||superfund-right-to-sue=y:
republican（1.71/0.64）
||||anti-satellite-test-ban=y
republican（7.74/0）
republican（4.05/0.03）
|synfuels-corporation-cutback=y
||adoption-of-the-budget-resolution=n
|||superfund-right-to-sue=n
|||||physician-fee-freeze=n:
democrat（1.39/0.01）
|||||physician-fee-freeze=y
||||||water-project-cost-sharing=n:
||||||water-project-cost-sharing=y:
democrat（1.05/0.05）
||||anti-satellite-test-ban=y:
democrat（1.13/0.01）
|||superfund-right-to-sue=y
||||education-spending=n
|||||physician-fee-freeze=n
democrat（0.09/0）
||||||crime=y
|||||||handicapped-infants=n:
|||||||handicapped-infants=y:
democrat（1/0）
||||||immigration=n
|||||||export-administration-act-south-africa=n:
democrat（0.34/0.11）
|||||||export-administration-act-south-africa=y
||||||||crime=n:
democrat（0.16/0）
||||||||crime=y
|||||||||mx-missile=n
||||||||||handicapped-infants=n:
republican（0.29/0）
||||||||||handicapped-infants=y:
republican（1.88/0.87）
|||||||||mx-missile=y:
||||||immigration=y:
||||education-spending=y
democrat（1.51/0.01）
democrat（2.01/0）
republican（1.02/0）
|||||||export-administration-act-south-africa=n
||||||||handicapped-infants=n
|||||||||immigration=n
||||||||||mx-missile=n
|||||||||||water-project-cost-sharing=n:
|||||||||||water-project-cost-sharing=y:
republican（1.81/0）
||||||||||mx-missile=y:
|||||||||immigration=y
||||||||||mx-missile=n:
republican（2.78/0）
||||||||handicapped-infants=y
|||||||||mx-missile=n:
republican（2/0）
democrat（0.4/0）
republican（8.77/0）
democrat（0.02/0）
||adoption-of-the-budget-resolution=y
||||handicapped-infants=n
democrat（2.52/0.01）
|||||crime=y:
democrat（7.65/0.07）
democrat（10.83/0.02）
||||physician-fee-freeze=n
democrat（2.42/0.01）
democrat（2.28/0.03）
democrat（4.17/0.01）
||||physician-fee-freeze=y
republican（2.3/0）
Sizeofthetree:
143
Timetakentobuildmodel:
0.01seconds
===Stratifiedcross-validation===
===Summary===
CorrectlyClassifiedInstances40793.563
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