Baobao Algorithm Notes

Mar 13, 2020 · Artificial Intelligence

Boost Kaggle Scores: Metric Optimization Tricks for Multi‑Class F1 and Spearman

This article reveals practical tricks for dramatically improving Kaggle competition metrics—such as multi‑class F1 and Spearman correlation—by applying weight scaling, non‑linear threshold optimization, and custom rounding techniques, complete with Python code examples and step‑by‑step guidance.