Data Mining???????????

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Data Mining???????????

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Title: Data Mining Author: USER Last modified by: user Created Date: 10/12/2002 5:55:04 AM Document presentation format – PowerPoint PPT presentation

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Title: Data Mining???????????

1
Data Mining???????????
??????????
??? ??? ??? ??? ??? ???
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Ben-Ben Bank
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Data Mining???

Data Mining?????????????,???(Trend)???(Pattern)???
?(Relationship)???,????????????????

4
Data Mining???

??(classification)
??(predication)
????(affinity grouping)
????(clustering)

5
Data Mining?????

???????(Memory-Based easoning)
???????(Market Basket Analysis)
???(Decision Trees)
?????(Genetic Algorithm)
??????(Cluster Detection)
????(Link Analysis)
??????(On-Line Analytic Processing OLAP)
?????(Neural Networks)
????(Discriminant Analysis)
???????(Logistic Analysis)

6
????

Data Mining??STATISTICA??

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Data Mining?????????????Data Mining?????????????

Data Mining???????

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????
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Data Mining???
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?????(2109518)??????? Training Data (1000070)
Testing Data (555814) New Data (555814)
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Training Data Testing Data
????0.2?? Sample Training Data (2054) Sample
Testing Data (1125)

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S Training Data S Testing Data ????
????
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14
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15
?????????????.?????.???.
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?Training Data(1000070) ?Testing
Data(555814) ???????????, ?????
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?Training Data?Testing Data??????????????
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??????????????

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?????????????.?????.???.
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Data Mining ????
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Data Mining (???)
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Data Mining (????????)
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