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aitchison-geometry

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PeterHiggins19 / Higgins-Unity-Framework

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Compositional Data Analysis research. Entropy-Invariant Time Transformer (EITT): Shannon entropy near-invariant under geometric-mean decimation. Validated on energy, chemistry (500k pts), hardware, climate. CoDaWork 2026. Not a game engine.

research monitoring entropy simplex coda quantum-information bell-inequality shannon-entropy energy-transition drift-detection compositional-data-analysis aitchison-geometry eitt compositional-monitoring
  • Updated Apr 24, 2026
  • JavaScript

chirindaopensource / adapting_altmans_bankruptcy_prediction_model

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End-to-End Python implementation of a bankruptcy prediction method which adapts Altman's Z-Score to Compositional Data Analysis (Keivani et al., 2026). Benefits: Uses the Aitchison simplex to eliminate outliers & asymmetry in financial ratios. Pipeline: log-ratio EM imputation, pairwise log-ratios, ML classifiers (Logit/k-NN/RF), validation.

python machine-learning random-forest reproducible-research scikit-learn econometrics supervised-learning logistic-regression r-language class-imbalance financial-data risk-management compositional-data credit-risk rpy2 bankruptcy-prediction research-implementation financial-risk log-ratio-analysis aitchison-geometry
  • Updated Apr 3, 2026
  • Jupyter Notebook

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