Imbalanced Data Python Packages

imbalanced-ensemble

[NeurIPS'25]🛠️Class-imbalanced Ensemble Learning Toolbox. | 类别不平衡/长尾机器学习库

smogn

Synthetic Minority Over-Sampling Technique for Regression

smote-variants

A collection of 85 minority oversampling techniques (SMOTE) for imbalanced learning with multi-class oversampling and model selection features

cobraclassifier

COBRA for Classification tasks on Imbalanced Data

pkboost

PKBoost: Adaptive GBDT for Concept Drift, Built from scratch in Rust, PKBoost manages changing data distributions in fraud detection with a fraud rate of 0.2%. It shows less than 2% degradation under drift. In comparison, XGBoost experiences a 31.8% drop and LightGBM a 42.5% drop

self-paced-ensemble

[ICDE'20] ⚖️ A general, efficient ensemble framework for imbalanced classification. | 泛用，高效，鲁棒的类别不平衡学习框架

databalancer

Databalancer is the python library using in machine learning applications to balance the imbalanced text classification datasets before the model training.

datascienv

Data Science package for setup data science environment in single line

mgs-grf

MGS-GRF for imbalanced-mixed-tabular data

pkmap

a dataset visualization generator supposed to exhibit the imbalance for human eye acquisition

overnan

Oversampling for Imbalanced Learning with Missing Values

skoot

Skoot: Accelerate your data science pipelines

imbcobra

COBRA for Classification tasks on Imbalanced Data