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Credit Risk Scoring Model

Interpretable ML model for loan approval using LightGBM with SHAP/LIME explainability, Fairlearn bias testing, traditional WoE/IV scorecard, and regulatory compliance.

LightGBM
scikit-learn
SHAP
LIME
Fairlearn
Optuna
FastAPI

Overview

Interpretable credit risk scoring system with built-in fairness testing and regulatory compliance reporting.

Architecture

  • LightGBM with Optuna hyperparameter optimization
  • SHAP and LIME for model interpretability
  • Fairlearn for bias detection and mitigation
  • Traditional WoE/IV scorecard for comparison
  • FastAPI serving endpoint

Key Features

  • Dual-model approach: ML + traditional scorecard
  • Automated fairness auditing across protected groups
  • Regulatory compliance report generation
  • Feature contribution explanations per prediction