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Data Mining-BY
Patil SnehaThorat Ragini
-From Government Polytechnic Mumbai, Bandra (E)
INTRODUCTION Why Data Mining? What is Data Mining? Data Mining – On What Kind of Data? Data Mining Techniques Applications Of Data Mining Advantages & Disadvantages of Data
Mining Conclusion & References
Why Data Mining? Data Explosion Problem
• Automated Data Collection tools & matured database technology lead to tremendous amount of data stored in database, data warehouses & other information repositories
Lots Of Data is Being collected & warehoused
• Web Data ,E Commerce• Purchases Of Departments• Bank/Credit Transactions
Solution is ….
What is Data Mining? Data Mining Is Process of analysing
data from different perspectives & summarizing into useful information
Exploration & analysis, by automatic or semi automatic means of large quantities of data in order to discover meaningful patterns
Extraction of implicit, previously unknown & potentially useful information of data
Data Mining – On What Kind of Data? Data Warehouses Relational database Transactional database Advanced DB & information repositories
• Object oriented and object relational databases• Spatial Databases• Time Series Data & Temporal data• Text Databases & multimedia databases• WWW(World Wide Web)
Data Mining Techniques Classification And Prediction
Eg. Focused hiring Cluster Analysis
Eg. Market Segmentation Outlier Analysis
Eg. Fraud Detection Association Analysis
Eg. Market Basket Analysis Evolution Analysis
Eg. Forecasting Stock market index using Time series analysis
Applications Of Data MiningIndustry Applications
Finance- Credit card AnalysisInsurance- Claims, Fraud AnalysisTelecommunication- Call Record AnalysisTransport- Logistics ManagementConsumer Goods- Promotion AnalysisScientific Research- Image, Video, SpeechUtilities- Power Usage Analysis
Advantages & Disadvantages of Data Mining Advantages of Data Mining
Marketing/Retail Finance/Banking Manufacturing Governments
Disadvantages of Data Mining Privacy Issues Security Issues Misuse of Information/Inaccurate Information
Conclusion & References Conclusion
Data mining brings a lot of benefits to business, society, governments as well as individual.
However privacy, security, and misuse of informa
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