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Commits on Jul 18, 2026

• Experiment/student health risk round2 (#34)

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Commits on Jul 11, 2026

• Experiment/heart disease round2 (#33)

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• Experiment/heart disease (#32)

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Commits on Jul 9, 2026

• Experiment/student test scores (#30)

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• Experiment/student health risk (S6E7) (#28)

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• Experiment/student test scores (#29)

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Commits on Jul 5, 2026

• Experiment/optimal fertilizer (#27)

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Commits on Jul 3, 2026

• Experiment/bird species (#25)

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• Experiment/disaster tweets (#24)

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Commits on Jun 27, 2026

• Experiment/petals flower clf (#22)

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Commits on Jun 26, 2026

• DisasterTweets: end-to-end NLP pipeline (TF-IDF -> RoBERTa -> LLM ensemble) (#17)

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Commits on Jun 25, 2026

• Experiment/credit card anomaly (#15)

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• EnergyAnomaly (LEAD) improvements: target encoding (rejected) + ensemble (LB ~flat) (#14)

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• EnergyAnomaly (LEAD): EDA + LightGBM baseline — public LB 0.95870 / private 0.97031 (#13)

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Commits on Jun 23, 2026

• IrrigationNeed round 1-2: ensemble, stacking, threshold tuning, hierarchical decomposition (0.96936 to 0.97205) (#11)

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• Add Diabetes (Kaggle S5E12) project: pipeline, ensemble, experiment log (#12)

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• Add IrrigationNeed project: EDA, feature pipeline, models, and Kaggle submission (#9)

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• LLM-classification-finetuning: Phase 0-2 (LightGBM baseline + DeBERTa-v3-large) (#10)

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Commits on Jun 21, 2026

• Merge pull request #4 from kmehrad/experiment/home-credit-default-risk

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• Add blended Kaggle submission pipeline

  

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• Add Home Credit model experiments

  

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• Add Home Credit EDA and preprocessing

  

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• Merge pull request #3 from kmehrad/spaceship-catboost-blend

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• Improve Spaceship Titanic with CatBoost blend

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• Merge pull request #2 from kmehrad/spaceship-titanic-project

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• Document analysis and results in RESULTS.md

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• Add group/family features and ensemble models (kept off by default)

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• Add Optuna tuning (src/tune.py) and make CV reproducible

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• Implement train.py pipeline and generate submission

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• Implement models.py and evaluate.py

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• Implement feature engineering and preprocessing pipeline

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Commits on Jun 20, 2026

• Add EDA notebook answering the 8 baseline questions

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• Implement data loaders in src/data.py

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• Scaffold Spaceship Titanic classification project

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• Merge pull request #1 from kmehrad/add-houseprice-projects

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