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CopperCopper Smelting & Refining IntelligenceYield / loss prediction

Copper Slag Loss Prediction

Predict copper loss to slag from furnace conditions, matte grade, and slag chemistry. Lower MAE is better.

Metric

MAE (Cu-in-slag %)

Baseline

Copper Slag Loss Predictor

Submissions

22

Updated

2026-06-23

Leaderboard

RankSubmitterModelTypeScoreDate
1l.zhangslag-gbmResearch implementation0.0522026-06-23
2materealcu-slag-loss-predictorPublic-data model0.0602026-06-15
3a.costamlp-slagBaseline model0.0672026-06-08
4t.berglinearBaseline model0.0912026-05-29

Entries are reference and research submissions on the open split. Scores are illustrative and require plant-specific validation for industrial use.

Task definition

Evaluation metric

MAE (Cu-in-slag %)

Submission rules

  1. 1

    Use the official split; no test-set leakage across heats.

  2. 2

    Report MAE on Cu-in-slag (%).

Discussion

  • s.

    s.iyer

    ML researcher · 2d

    Question

    Are ensemble submissions allowed, or single-model only? Worth stating explicitly in the rules.

    7
  • ma

    matereal

    Maintainer · 2d

    Comment

    Ensembles are allowed if reproducible from the submitted artifacts. We'll clarify in the next rules revision.

    5
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