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Title:

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

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Title: (Data Mining) Author: Pitchaya Last modified by: Nuring Created Date: 10/17/2003 7:38:09 AM Document presentation ... – PowerPoint PPT presentation

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Title: ??????????????? (Data Mining)


1
??????????????? (Data Mining)
  • ?????? ????? ???????
  • pitchaya_at_centillex.com

2
???????????????
  • ???????????????????????????????
  • ???????????? Data Mining
  • ???????????????????????????
  • ????????????????????????????
  • ???????????????????????????????????
  • ????? Data Mining ?????????????

3
???????????????????????????????
  • ??????????????????? (Data Collection)
    ???????????????????? (Database Creation) - (???
    1960)
  • ??????????? File ???????????

4
???????????????????????????????
  • ?????????????????????? (Database Management
    Systems) - (1970 - ????????????? 1980)
  • ????????????????????????? (Hierarchical Database
    System) ???????????????????????????? (Network
    Database System)
  • ???????????????????????? (Relational Database
    System)
  • ????????????????????????????? (Data Modeling
    Tool)
  • ???????????????? (Indexing)
  • Query Language

5
???????????????????????????????
  • ??????????????????? (User Interface) ?????????
    (Report)
  • ??????????? Query (Query Processing)
    ???????????????????????????? Query ?????????
    (Query Optimization)
  • ????????? Transaction (Transaction Management)
  • ??????????? Transaction ??? On-line (On-line
    transaction processing - OLTP)

6
???????????????????????????????
  • ????????????????????
  • ????????????????? Web
  • Data Warehousing ??? Data Mining

7
???????????????????????????????
  • ???????????????????? - (?????????????? 1980 -
    ????????)
  • ????????????????????? (Advanced Data Model)
  • ???????????????????????? (Application-oriented)

8
???????????????????????????????
  • ????????????????? Web (Web-based Database
    System) - (??? 1990 - ????????)
  • ????????????????? XML (XML-based Database System)
  • Web Mining

9
???????????????????????????????
  • Data Warehousing ??? Data Mining - (???????????
    1980 - ????????)
  • Data Warehouse ???????????? OLAP
  • Data Mining ??? Knowledge Discovery

10
???????????????????????????????
  • ?????????????????????????????? (Integrated
    Information System) - ( 2000 - )

11
Data Mining
????????????????? ???????????
12
Data Mining
???????????????????????????
Knowledge
13
Data Pyramid
Knowledge
Information
Data
14
Data Mining
  • Data Mining ??????????????? (Knowledge)
    ?????????? ???? ?? (rule), ?????? (pattern),
    ???????? (constraint) ????????????????????????????
    ????
  • Data Analysis, Data Archaeology, Data Dredging ...

15
Data Mining
Statistics
Database
Machine Learning
Data Mining
Data Warehouse
Pattern Recognition
16
Database Query VS Data Mining
  • ?????????????????????????????? 1000
    ?????????????????
  • ??????????????????????????
  • ??????????????????????????????????? 10000 ???
  • ????????????????????????????????????
  • ????????????????????????????? ????????????????
  • ?????????????????????????????????????????????????

17
???????????????????????????
  • Knowledge Discovery in Databases (KDD)
  • ????????????????????? (Knowledge)
    ??????????????????????????????????????????

18
?????????????????????????????????
Evaluation and Presentation
Knowledge
Data Mining
Selection and Transformation
Cleaning and Integration
19
?????????????????????????????????
  • Data Cleaning
  • Data Integration
  • Data Selection
  • Data Transformation
  • Data Mining
  • Pattern Evaluation
  • Knowledge Presentation

20
Data Cleaning
  • ???????????????????????? (Noise)
    ???????????????????

21
Data Integration
  • ????????????????????????????????????????????

22
Data Selection
  • ??????????????????????????????????????????????????
    ????????????????

23
Data Transformation
  • ??????????????????????????????????????????????????
    ??? Data Mining

-2, 32, 100, 59, 48 -0.02,
0.32, 1.00, 0.59, 0.48
24
Data Mining
  • ??????????????????? (Pattern) ??????????????

25
Pattern Evaluation
  • ??????????????????????????????????????

26
Knowledge Representation
  • ???????????????? (Knowledge) ??????????? User

27
????????????????????????????
  • Relational Database
  • Data Warehouse
  • Transaction Database
  • Object-Oriented Database
  • Object-Relational Database
  • Spatial Database

28
????????????????????????????
  • Temporal Database
  • Time-Series Database
  • Text Database
  • Multimedia Database
  • WWW

29
???????????????????????????????????
  • Predictive
  • Descriptive

30
Predictive
  • Classification
  • Regression
  • Prediction

31
Regression
??????
??????
32
Descriptive
  • Clustering
  • Summarization
  • Association

33
Clustering
??????
??????
34
????? Data Mining ?????????????
  • ???????????????????????????????????????
  • ???????????????????????????
  • ????????????????????????
  • ?????????????????????????????????????????????
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