combust/mleap

Add support for mmlspark

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#514 opened on Apr 15, 2019

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 (2 comments) (0 reactions) (0 assignees)Scala (1,461 stars) (312 forks)batch import
enhancementhelp wanted

Description

It would be a useful package to support as it's currently the only spark based package that supports class weights for tree based algorithms.

Contributor guide

Tech stack
scalapython
Domain
machine learning
Issue type
feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
4
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
3-5 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
clear
Prerequisites
ScalaSpark MLMLeap internals
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
20
Research direction
Investigate mmlspark's implementation of class weights for tree based algorithms. Review MLeap's existing Spark support to understand the serialization framework. Look for similar additions in the repository to model the extension. Engage with maintainers if the scope is unclear.