Day 1
Basic data mining concept
At Harrisburg University 🙂
Note from Dough Rumbaugh
statistical analysis vs Data Mining
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statistical analysis: does the two dataset have same distribution?(TTEST)
data mining: not a specific claim, a general correlation without an initial hypothesis.
data structure:
structured data: relational database
unstructured data: handwriting
7 Steps data processing:
1. cleaning
2.integeration
3.selection
4.transformation
5.Data Mining
6.pattern evaluation
7.Presentation(show off )
Data Mining:
1.pattern Mining
2.classification/Regression
3.cluster Analysis
4. Outlier analysis (ex: Credit card Fraud)