INTRODUCTION TO DATA MINING

INTRODUCTION TO DATA MINING

1. Reason mine data :

   • Lots of data being collected
   • Computer have become cheaper & more powerful
   • Competitive pressure is strong

2. Challenges in Traditional Tools

   • Scalability
   • High dimensionality
   • Heterogeneous & Complex Data
   • Data ownership & distribution
   • Non-traditional analysis

3. Data Mining Task

   • Predictive Method
     • Classification
     • Regression
   • Descriptive Method
     • Clustering
     • Association Rule Discovery
     • Sequential Pattern Discovery