[SYSTEMDS-2877] Tomeklink builtin function

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: SystemDS 2.1
• Component/s: Builtins
• Labels: StudentProject
• External issue URL: https://github.com/apache/systemds/pull/1186
• Epic Link: New Built-in functions
• Assignee: Unassigned
• Reporter: Mark Dokter
• Created: 26/Feb/21 14:18
• Updated: 04/Oct/21 11:18
• Resolved: 03/Mar/21 18:06

Description

Added retrospectively. From implementation documentation comments:

UNDERSAMPLING TECHNIQUE

COMPUTES TOMEK LINKS AND DROPS THEM FROM DATA MATRIX AND LABEL VECTOR

DROPS ONLY THE MAJORITY LABEL AND CORRESPONDING POINT OF TOMEK LINKS

Issue Links

• links to: apache/systemds#1186
• links to: GitHub Pull Request #1264