Data Warehousing and Data Mining208110 marksNumerical: Apriori algorithm association rulesApriori algorithm
Generate the frequent itemset from the following data using the Apriori algorithm and find the strong association rules. Minimum Support = 60%, Minimum Confidence = 75%. | TID | Items | |-----|-------| | 1 | {A, C, D} | | 2 | {B, C, D} | | 3 | {A, B, C, D} | | 4 | {B, D} | | 5 | {A, B, C, D} |
Generate the frequent itemset from the following data using the Apriori algorithm and find the strong association rules. Minimum Support = 60%, Minimum Confidence = 75%.
| TID | Items |
|---|---|
| 1 | {A, C, D} |
| 2 | {B, C, D} |
| 3 | {A, B, C, D} |
| 4 | {B, D} |
| 5 | {A, B, C, D} |
[10]
- Transactions: - T1: {A, C, D} - T2: {B, C, D} - T3: {A, B, C, D} - T4: {B, D} - T5: {A, B, C, D} - Total transactions $N = 5$ - Minimum Support = 60% → absolute count = $0.60 \times 5 = 3$ - Minimum Confidence = 75% --- Item Count Support Frequent? --------------------------------- A 3 (T1,T3,T...