Title: Algorithms for Association Rule Mining: A General Survey and Comparison
1Algorithms for Association Rule MiningA General
Survey and Comparison
J. Hipp, U. Güntzer, and G. Nakhaeizadeh SIGKDD
Explorations, June 2000. Volume 2, Issue 1
2Association Rules
3Problem Definition
- Challenge immense number of rules
Rule restriction (Quality Measures)
4Itemset I 1,2,3,4
Search Space
Frequent
Infrequent
Itemset X is Frequent if supp(X) ? minsupp
5Algorithm reduce Search Space
6Algorithm Finding Border
Traverse Search Space
- BFS (Breadth-First Search)
- DFS (Depth-First Search)
7Border Found Tree
Tree For I 1,2,3,4
8Systematization
Common Algorithms
- Characterize Each Algorithm by Strategy to
- Traverse Search Space
- Determine Support values
9Comparison of Algorithms
Performance Behavior
- Dataset
- Transaction size 10
- Frequent Itemsets 4
- Transactions generated 100, 000
10Observations
- Algorithms Balance out on Basket-like Data
Frequent Itemsets size
small
large
- Intersecting
- Partition
- Eclat
11Summary Conclusion
Classic Association Rule restriction
Use of Support Confidence Thresholds
Search Space Minimization
Algorithmic Association rule Mining
Finding Border
Systematization Performance Analysis
- Similar runtime behavior of Algorithms
- No algorithm is fundamentally superior