[SPARK-9391] Support minus, dot, and intercept operators in SparkR RFormula

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.5.0
• Component/s: ML, SparkR
• Target Version/s: 1.5.0
• Assignee: Eric Liang
• Reporter: Eric Liang
• Shepherd: Xiangrui Meng
• Created: 28/Jul/15 00:24
• Updated: 28/Jul/15 21:20
• Resolved: 28/Jul/15 21:20

Description

The RFormula parser should be extended to support the '.', '-', and intercept operators.

See umbrella design doc https://docs.google.com/document/d/10NZNSEurN2EdWM31uFYsgayIPfCFHiuIu3pCWrUmP_c/edit?usp=sharing

Issue Links

• is part of: SPARK-6805 MLlib + SparkR integration for 1.5
• links to: [Github] Pull Request #7707 (ericl)