[SPARK-37335] Clarify output of FPGrowth

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.2.0
• Fix Version/s: 3.3.0
• Component/s: Documentation, ML
• Assignee: Nicholas Chammas
• Reporter: Nicholas Chammas
• Created: 15/Nov/21 17:04
• Updated: 16/Nov/21 00:27
• Resolved: 16/Nov/21 00:27

Description

The association rules returned by FPGrow include more columns than are documented, like lift:

https://spark.apache.org/docs/latest/ml-frequent-pattern-mining.html

We should offer a basic description of these columns. An itemset should also be briefly defined.

Issue Links

• relates to: SPARK-10697 Lift Calculation in Association Rule mining
• links to: [Github] Pull Request #34605 (nchammas)
• links to: [Github] Pull Request #34605 (nchammas)